57results about How to "Will not affect normal traffic" patented technology

The invention belongs to the technical field of bridge detection and repair, and particularly relates to a cantilever type bridge repair and maintaining platform; the cantilever type bridge repair and maintaining platform includes a flaw detection device and a walking mechanism; the walking mechanism can move by using a steel pipe at the top part of a bridge cement guardrail as a track, and the flaw detection device is installed on the walking mechanism, and the flaw detection device is suspended at outside of the cement guardrail; a probe of the flaw detection device is just faced to the outer wall of the cement guardrail. By using the steel pipe at the top part of a bridge cement guardrail as the track, the flaw detection device can move along the guardrail automatically, thus the flaw detection device is not transported manually, and the normal traffic of road is not influenced.

The invention provides an anchor rod pile bridge pile reinforcing structure. The anchor rod pile reinforcing bearing platform structure used for reinforcing a deformed bridge pile comprises a reinforcing bearing platform fixed on the periphery of the bottom of the bridge pile and a plurality of anchor rod static-pressure reinforcing piles, wherein press pile holes are formed in the reinforcing bearing platform, the number of the press pile holes is the same with the number of the anchor rod static-pressure reinforcing piles, the bottom pile end of each anchor rod static-pressure reinforcing pile is embedded into the soil layer under the reinforcing bearing platform by a designed depth through the corresponding press pile hole, the top pile head of each anchor rod static-pressure reinforcing pile is embedded into the reinforcing bearing platform, the top surface of the pile head of each anchor rod static-pressure reinforcing pile is lower than the upper surface of the reinforcing bearing platform, a pile sealing structure is arranged on the top of each pile head, and a plurality of reinforcing rebars are arranged in a fixing bearing platform in a horizontally and longitudinally cross mode. According to the anchor rod pile reinforcing bearing platform structure used for reinforcing the deformed bridge pile, the structure is simple, a bridge can be reinforced and maintained on the premise that an original bridge pile and an original deck are not changed, the deformed bridge can be rehabilitated, the bearing capacity of the bridge is guaranteed, construction is convenient and can be conducted on the premise that a passageway on the deck is not blocked, and normal traffic on the bridge is not influenced during maintenance.

The invention relates to the bridge construction technique, specifically to a horizontal rotation structure of an ultra-large-tonnage asymmetric hybrid girder cable-stayed bridge and a construction method thereof. The horizontal rotation structure of the ultra-large-tonnage asymmetric hybrid girder cable-stayed bridge comprises a concrete foundation pile, a bearing platform, rotating disks and a rotation sliding rail, wherein the bearing platform is divided into an upper bearing platform and a lower bearing platform; the rotation sliding rail is divided into support legs and a slideway; the upper bearing platform is provided with an upper rotating disk and the support legs; the lower bearing platform is provided with a lower rotating disk, a position-fixing pin and the slideway; the upperrotating disk and the lower rotating disk are connected by the position-fixing pin; the upper rotating disk fits the lower rotating disk; and the support legs fit the slideway. The horizontal rotationstructure of the ultra-large-tonnage asymmetric hybrid girder cable-stayed bridge and the construction method have obvious effects on solving the problems of complex construction process and high construction costs of a horizontal rotation structure of a large-tonnage asymmetric hybrid girder cable-stayed bridge in the prior art, and have the advantages of simple construction procedures, high construction speed, safety, reliability and low construction costs.

The invention relates to a method of reinforcing a concrete bridge by prestressed steel plates, and aims to achieve the effects that the bearing capacity of the bridge reinforced by the method is effectively improved, the service life is prolonged, and the method has the characteristics of simplicity in operation and lower cost. The technical scheme is that the method of reinforcing the concrete bridge by the prestressed steel plates is implemented according to the following steps of 1, performing concrete surface treatment; 2, boring and embedding screws; 3, according to the positions of the embedded screws and calculated expansion coefficients, boring the steel plates to be pasted in a matching way, and then descaling and roughening the to-be-pasted faces of the steel plates; 4, heating and fixing the steel plates; 5, pasting the steel plates; 7, performing surface antiseptic treatment on the steel plates.

The invention discloses a construction method for a tunnel passing through a high-angle thrust water-rich and sand-rich fault. The method comprises the steps: 1, performing the preliminary excavationand the supporting construction of a rear tunnel segment; 2, performing the synchronous excavation and the supporting construction of the rear tunnel segment and a water drainage hole body of a waterdrainage hole; 3, performing the synchronous excavation and the supporting construction of the rear tunnel segment, the water drainage hole body of the water drainage hole and a rear detouring headingsegment; 4, performing the excavation and the supporting construction of a front water drainage hole body, a front heating segment and a central tunnel segment; 5, performing the excavation and the supporting construction of a front tunnel segment. According to the invention, the water on the upper wall of the fault is drained through a high-level water drainage hole between a tunnel front hole and a detouring heading pit, and the auxiliary water drainage is performed through the detouring heading pit, and the fault condition in front of the tunnel face of the front hole can be explored in advance, thereby guaranteeing the construction safety of each tunnel face. The method employs the three-step method for the excavation of the tunnel front hole, employs double preliminary supporting structures for the full-section supporting after excavation, can guarantee the safety of the tunnel structure later, and shortens the construction cycle.

A nocturnal aerial parking space set on a narrow road of a residential area is provided with a parking body which is a rectangular bottom bearing plate (1). Four hydraulic jacking devices (K) controlled to synchronously ascend and descend by the hydraulic system are disposed at lower four corners of the rectangular bottom bearing plate (1). A hydraulic cylinder (6) of each hydraulic jacking device (K) is not exposed from a surface (2) of the narrow road. A telescopic piston rod (5) of each hydraulic jacking device (K) is not exposed from the surface (2) of the narrow road in daytime, namely the rectangular bottom bearing plate (1) is tightly attached to the surface (2) of the narrow road. The nocturnal parking space above the surface (2) of the narrow road cannot affect normal passage of the road below the parking space during parking. When the nocturnal aerial parking space is disused in daytime (not used), the rectangular bottom bearing plate (1) is tightly attached to the surface (2) of the narrow road and the environment and overall landscape of the area are not destroyed.

The invention discloses a night overhead parking space arranged above a housing estate roadside car parking space or a green belt, which structurally comprises a rectangular car carrying bottom plate (1) and a parallelogram mechanism of the car carrying bottom plate (1), wherein the parallelogram mechanism of the car carrying bottom plate (1) is jointly supported in pairs by a driving bracket (2) and a driven bracket (3) which are distributed on two sides of the length direction of the car carrying bottom plate (1). The night overhead parking space is characterized in that the parallelogram mechanism is driven by two hydraulic jacking devices (K) distributed on two sides of the length direction of the car carrying bottom plate (1); in addition, hydraulic cylinders (5) which form the hydraulic jacking devices (K) are arranged below the ground and are supported by hinges (6); the tops of hydraulic flexible piston rods (4) with a self-locking function are movably connected with the driving bracket (2), wherein the hydraulic flexible piston rods (4) form the hydraulic jacking devices (K); the driving bracket (2) and the driven bracket (3) can be hidden in road gaps (9); and the car carrying bottom plate (1) is tightly fit with a road surface (N) to form a non-working state free from affecting the ambient environment.

The invention discloses a medical atomizer relating to the technical field of medical apparatus and instruments and aiming at solving the problems that the existing medical atomizer is serious in drug waste, inconvenient to use, low in drug atomization efficiency and speed and long in atomization time and has the risk that pollutants such as pathogens in the air are inhaled into the airway when a patient inhales. The atomizer comprises an atomizing cup, an atomizing cup core and an atomizing cover, wherein a suction nozzle is formed in the upper part of one side of the atomizing cup; a switch is arranged at the junction of the suction nozzle and the atomizing cup; the opening or closing of the suction nozzle and the size of an opening are controlled through the switch; a pressure release hole is formed in the upper part of the other side of the atomizing cup; a filter membrane is arranged on the pressure release hole; the atomizing cup core comprises a supporting part and a nozzle casing; a narrow groove is formed in the inner wall of the nozzle casing; the narrow groove forms a gas channel; a bottom gap is formed in the bottom of the nozzle casing; and one end of the narrow groove extends to the bottom gap, and the other end of the narrow groove is communicated with the space defined by the nozzle and the nozzle casing. The medical atomizer is suitable for treating respiratory diseases.

A road and bridge deicing machine comprises a base. Telescopic supports are arranged at the two ends of the surface of the base. A transverse board is arranged on the supports. A hydraulic cylinder is arranged at the middle position of the base. The top end of the hydraulic cylinder is connected with the transverse board. A motor is arranged at the end of the transverse board. An output shaft of the motor extends to the bottom end of the transverse board and is connected with a vertical shaft through a coupler. A sliding groove is longitudinally formed in the side wall of the front end of the base. A sliding block is embedded in the sliding groove. A supporting arm is arranged on the edge of the sliding block. A bearing seat is arranged at the end of the supporting arm. A bearing is arranged in the bearing seat. The lower end of the vertical shaft is arranged in the bearing and penetrates the bearing to be connected with a disc seat. By the popularization of the road and bridge deicing machine, an ice face on a road or a bridge can be effectively removed, the normal passage of vehicles cannot be affected, and a baffle is arranged to prevent broken ice blocks from hurting pedestrians. The road and bridge deicing machine is simple in structure and convenient to use.

The invention discloses a roadway charging device, comprising a road isolation frame arranged along a demarcation line or a partition line of a motor vehicle road, and a power supply arranged on the road isolation frame for contacting with a vehicle current receiver; the power supply is a positive electrode conductor and a negative electrode conductor parallel to the road surface and capable of limiting the current receiver, or the power supply is a positive electrode conductor and a negative electrode conductor including a limiting device and parallel to the road surface. The invention arranges the road partition frame on the demarcation line or partition line of the road, as that power supply supplies power to the vehicle on the side of the vehicle, the power supply from the side is notsupplied to the tram from the top of the vehicle like the power transmission line on the existing tram, and several sets of power supplies can be arranged along the height direction of the road isolation frame, thus solving the technical problem of charging vehicles with different heights; by limiting the position of the power supply to the power receiver, the correct contact position between thepower receiver and the power supply can be ensured at all times, so that the charging proceeds smoothly and the charging safety is ensured.

The invention discloses a construction method for a tunnel passing through a clastic rock steep inclination thrust water-rich fault, which comprises the following steps of: 1, performing preliminary excavation construction on a rear tunnel section and performing construction on a rear high-position escape channel section; 2, synchronously performing excavation and construction on the tunnel section at the rear side and the drainage tunnel body of a drainage tunnel, and performing construction on the high-position escape channel section at the middle part and a emergency escape system of an auxiliary tunnel; 3, synchronously performing excavation and construction on the tunnel section at the rear side, the drainage tunnel body of the drainage tunnel and a detour guide pit section at the rear side, and constructing the high-position escape channel section at the front side and the emergency escape system of the auxiliary tunnel; 4, synchronously constructing the front drainage tunnel body, the detour guide pit and the tunnel front tunnel and carrying out follow-up construction on the front high-position escape channel segment and the auxiliary tunnel emergency escape system; 5, excavating and constructing the front tunnel section. According to the invention, the high-level drainage tunnel is arranged between the tunnel front tunnel and the detour guide pit, a high-level escape platform is arranged in the tunnel front tunnel, and the auxiliary tunnel emergency escape system is arranged in each auxiliary pit, so that the construction safety is ensured.

A photovoltaic bridge deicing device comprises a base. Telescopic supports are arranged at the two ends of the surface of the base and provided with a transverse board. A hydraulic cylinder is arranged at the middle position of the base. The top end of the hydraulic cylinder is connected with the transverse board. A motor is arranged at the end of the transverse board. An output shaft of the motor extends to the bottom end of the transverse board to be connected with a vertical shaft through a coupler. A sliding groove is longitudinally formed in the side wall of the front end of the base. A sliding block is embedded in the sliding groove. A supporting arm is arranged on the edge portion of the sliding block. A bearing seat is arranged at the end of the supporting arm. A bearing is arranged in the bearing seat. The lower end of the vertical shaft is arranged in the bearing, penetrates the bearing and is connected with a disc seat. By the popularization of the photovoltaic bridge deicing device, an ice face on a road or a bridge can be effectively removed, normal passage of vehicles cannot be affected, electric energy is effectively saved through the design of a solar panel, the structure is simple, and use is convenient.

The invention discloses an intelligent dust suppression system. The intelligent dust suppression system comprises a master control room, a high-pressure pipeline and a plurality of spray units. The master control room comprises a high-pressure plunger pump, a variable-frequency motor, a control system and a water storage system. The control process of a PLC controller comprises the steps that a dust suppression system is started up, the dust suppression system is shut down, and a water tank automatically stores water. The intelligent dust suppression system can be automatically started up or shut down according to the concentration of particulate matter around, water resources are saved, and unnecessary waste is avoided. According to the intelligent dust suppression system, a user can choose the needed number of spray units for use in actual operation, the spray range is broad, the good effect is achieved, and usage is flexible to carry out. When being used for dust suppression on highway toll station, the intelligent dust suppression system does not affect normal passage on highways because of not occupying any lanes. The intelligent dust suppression system can be used for dust suppression at different occasions needing dust suppression.

The invention discloses a bridge digital twin model updating method and device based on finite element simulation, and the method comprises the steps: obtaining a bridge deck vehicle load distribution model through a bridge deck vehicle video monitoring system and a weighing system, and inputting the vehicle load distribution model as a real-time load into a bridge digital twin model, obtaining frequency characteristic value parameters simulated by the bridge digital twin model; obtaining structural vibration response parameters, measured by the sensor, of the bridge under the real-time traffic flow load, and generating actually-measured frequency characteristic value parameters of the bridge according to the structural vibration response parameters; and constructing an objective function based on a difference value between the simulated frequency characteristic value parameter and the actually measured frequency characteristic value parameter, and carrying out iterative correction on the bridge overall rigidity of the bridge digital twin model according to the objective function until a result of the objective function meets a preset iteration termination condition. According to the method, the accuracy of the bridge digital twin model and the updating timeliness and automation can be ensured.

The invention belongs to the technical field of bridge detection and repair, and particularly relates to a cantilever type bridge repair and maintaining platform; the cantilever type bridge repair and maintaining platform includes a flaw detection device and a walking mechanism; the walking mechanism can move by using a steel pipe at the top part of a bridge cement guardrail as a track, and the flaw detection device is installed on the walking mechanism, and the flaw detection device is suspended at outside of the cement guardrail; a probe of the flaw detection device is just faced to the outer wall of the cement guardrail. By using the steel pipe at the top part of a bridge cement guardrail as the track, the flaw detection device can move along the guardrail automatically, thus the flaw detection device is not transported manually, and the normal traffic of road is not influenced.

The invention discloses an intelligent joint defense lifting roadblock system, which belongs to the technical field of traffic roadblocks, and is characterized in that the intelligent joint defense lifting roadblock system comprises a control system and a plurality of roadblock mechanisms, the control system controls the roadblock mechanisms to operate and enables the roadblock mechanisms to cooperatively operate, and the control system is connected to a remote control center through a communication system; the roadblock mechanism comprises a chassis, a hydraulic system is arranged on the top of the chassis, an outer cylinder is arranged on the hydraulic system, an upper end plate is arranged on the top of the outer cylinder, the outer cylinder penetrates through the upper end plate, the outer cylinder and the upper end face of the upper end plate are located on the same horizontal plane, a roadblock column is arranged on the inner wall of the outer cylinder, and the outer cylinder is further provided with a limiting mechanism used for locking the roadblock column. According to the invention, pedestrians are protected when the pedestrians collide with the roadblock column, the possibility that the pedestrians are injured is reduced, and the system can be suitable for being used in various scenes.

The invention discloses an improved platform trailer, and belongs to the technical field of medical auxiliary tools. The platform trailer comprises a trailer frame, a platform and an infusion rod, wherein the trailer frame comprises a support frame and four support legs, wheels are arranged on the support legs, two hand supporting devices which can be movably accommodated under the support frame and a driving device for driving the two hand supporting devices to move horizontally are arranged on the trailer frame; the driving device comprises two mounting frames, two driving assemblies, a first driving shaft and a first driving handle; the two mounting frames are arranged at the bottom of the support frame at intervals, the two driving assemblies are respectively arranged on the two mounting frames, and horizontally move under the driving of the first driving shaft and the first driving handle; the two hand supporting devices are respectively transversely arranged on the two driving assemblies and symmetrically arranged left and right, and the hand supporting devices have the function of height adjustment. The improved platform trailer solves the problem that the arm of the patienteasily slides off from the platform trailer and an accident is caused due to the narrow body of the existing platform trailer when transfusion is carried out.

The invention discloses a dynamic wireless charging method and device for an electric vehicle on a photovoltaic road. The device comprises a photovoltaic road power generation system and a double-layer staggered coil. Electric energy generated by the power generation system is transmitted to a running vehicle through the magnetic coupling coil. A magnetic coupling resonance type wireless chargingtechnology is adopted, a plurality of transmitting coils and receiving coils with the same resonance frequency are used for generating resonance at a specific power supply frequency, and transmissionof wireless electric energy within a distance allowable range is achieved in a magnetic coupling resonance mode. Specifically, a transmitting coil is laid under a photovoltaic road surface, current isconverted into a magnetic field through the transmitting coil, a receiving coil is installed on avehicle chassis part, and energy transmission is conducted through resonance generated when the electromagnetic frequency of the transmitting coil is the same as that of the receiving coil. The pressure of the electric vehicle charging pile is relieved, the electric vehicle can have a longer endurancemileage under the condition that the driving time is not shortened, and meanwhile charging of the electric vehicle is safer.

The invention relates to a shared bicycle parking management system. The shared bicycle parking management system comprises a parking unit arranged at ground and an identification unit arranged at a bicycle body; the parking unit comprises a group of coupled emission columns and reception columns, a light emitter is arranged at the side wall of the emission column, and a light receiver is arrangedat the side wall of the reception column, the light emitter and the light receiver are opposite and powered by power supply, the light emitter and the light receiver realize wireless connection witha control system, the identification unit comprises an information converter used for processing a light signal, and the horizontal height of an information converter is same with the horizontal height of the light emitter and the light receiver. The system can effectively simplify the structure of a parking area, reduces operation cost, standardizes the parking assignment, beautifying the streetenvironment, and improving the retuning experience, is convenient to park for users, provides a larger storage space, and is convenient to use at rush hour.

The invention relates to a framework structure, in particular to the framework structure which is used for running an aerial pedestrian assisting railway traffic system in an urban traffic trunk line. In order to solve the problems of the urban mass transit that the construction cost is high, the structure is complicated, the investment period is long, etc. The invention has the technical schemes that the framework structure mainly consists of arch-shaped support pillars, a bearing cross beam and a whole element of an aerial railway operation gallery. The arch-shaped support pillars and the bearing cross beam are used for supplying overhead support to the whole element of the aerial railway operation gallery; and the whole element of the aerial railway operation gallery is used for running a railway car. The framework structure is mainly used for urban arterial traffic so as to relieve the pressure of the urban traffic and has the advantages of low construction cost, no damages to the environment in the construction process, simple structure and easiness for operation, short construction cycle, capability of effectively and reasonably utilizing an urban upper layer space and the like.

The invention discloses a road surface timed automatic cleaning and sewage recycling system. The system comprises a sedimentation tank arranged beside a road and used for collecting sewage and settling and clarifying the sewage; an isolation guardrail is arranged in the middle of the road and divides the road into a left traffic lane and a right traffic lane, a spraying pipeline is arranged in the isolation guardrail, and a spraying assembly for spraying water to the road surfaces of the two traffic lanes in the width direction is arranged on the spraying pipeline; a sewage collecting tank is formed in the outer edges of the two traffic lanes in the length direction of the road, and the sewage collecting tank corresponds to the isolation guardrail in a matched mode and is used for collecting sewage generated when the spraying assembly sprays and cleans the road surfaces and discharging the sewage into the sedimentation tank. The system has the advantages that the whole system is easy to install and arrange, normal passing of the road is not affected after arrangement is completed, regular automatic washing of the road surfaces is achieved, cleaning vehicles or more manpower are not needed for road cleaning, and water accumulation on the road surfaces can be effectively avoided.

The invention discloses a mounting and dismounting device for a street lamp. The mounting and dismounting device comprises a hydraulic mechanism, a hinge mechanism, a first pin roll and a second pin roll, wherein an upper chassis and a lower chassis are hinged together through the hinge mechanism; the first pin roll is fixed on the outer side wall at the bottom of a lamp post; the second pin roll is fixed on the outer side wall below the middle of the lamp post; the hydraulic mechanism comprises a hydraulic machine, a hydraulic rod and a horizontally-arranged support frame; the support frame is connected with the hydraulic rod; the first pin roll, the second pin roll and the hinge mechanism are positioned on the same side of the lamp post. The mounting and dismounting device has the advantages that the mounting and dismounting of the street lamp are realized by coupling the support frame with the first pin roll, coupling the hydraulic rod with the second pin roll and driving the hydraulic rod by the hydraulic machine; the cost is lower; the mounting and dismounting speeds are higher; the requirements on the technologies of workers are lower; in addition, during use, smaller railway area is occupied and influences on normal traffic of the road is avoided.

The invention discloses a city low-lying road section accumulated water emergency rescue system based on big fire protection data. The system comprises a warning column, an intercepting device and a rescue device. The warning column comprises a cylinder, a liquid level meter and an alarm and is arranged in a low-lying road section; liquid inside the cylinder communicates with liquid outside the cylinder, and the alarm is triggered when the water level of the liquid level meter exceeds a warning water level; the intercepting device comprises a fence which is transversely arranged on the road surface of an entrance of the low-lying road section and can ascend and descend and a lifting switch for controlling the fence to ascend and descend; the lifting switch is in communication connection with the liquid level meter; the rescue device is a grid embedded in the road surface of the low-lying road section; the grid comprises a horizontal grid plate, a telescopic supporting part and bent parts movably connected to the two ends of the horizontal grid plate; and the supporting part stretches and retracts or extends so as to drive the horizontal grid plate and the bent parts to be embeddedin or separated from the road surface. By the adoption of the disclosed city low-lying road section accumulated water emergency rescue system based on the big fire protection data, warning and intercepting protection effects are achieved, automatic rescue can be achieved as well, and dangerous accidents are reduced or eliminated.

The invention discloses a motor-driven subway track patrol trolley which comprises a shell, a power cavity is formed in the shell, a power mechanism is arranged in the power cavity, a clamping mechanism is arranged at the upper end of the shell, and a power shaft and a driven shaft are sequentially and rotationally arranged between the left end and the right end of the power cavity from front to back. The trolley is simple in structure and convenient to use. By means of manual remote control and real-time image transmission of the camera, daily line patrol work can be carried out instead of manual work, time and labor are saved, garbage or other sundries in a track can be picked out in the line patrol process, the trolley is completely located below a train under the condition that the side arm is retracted, normal passing of the subway train cannot be affected. Therefore, passengers can be helped pick up lost articles in the track during line operation, and workers take out and return the articles after the articles are conveyed to a safe area.

The invention discloses a city low-lying road section accumulated water emergency rescue system based on big fire protection data. The system comprises a warning column, an intercepting device and a rescue device. The warning column comprises a cylinder, a liquid level meter and an alarm and is arranged in a low-lying road section; liquid inside the cylinder communicates with liquid outside the cylinder, and the alarm is triggered when the water level of the liquid level meter exceeds a warning water level; the intercepting device comprises a fence which is transversely arranged on the road surface of an entrance of the low-lying road section and can ascend and descend and a lifting switch for controlling the fence to ascend and descend; the lifting switch is in communication connection with the liquid level meter; the rescue device is a grid embedded in the road surface of the low-lying road section; the grid comprises a horizontal grid plate, a telescopic supporting part and bent parts movably connected to the two ends of the horizontal grid plate; and the supporting part stretches and retracts or extends so as to drive the horizontal grid plate and the bent parts to be embeddedin or separated from the road surface. By the adoption of the disclosed city low-lying road section accumulated water emergency rescue system based on the big fire protection data, warning and intercepting protection effects are achieved, automatic rescue can be achieved as well, and dangerous accidents are reduced or eliminated.