33results about How to "Meet the layout requirements" patented technology

The invention provides a shaft type emergency exit structure system of an intercity railway tunnel. The shaft type emergency exit structure system comprises a vertical shaft arranged in the tunnel; the spacing between every two shafts arranged in the longitudinal direction of the tunnel does not exceed 5 km, the height of the shaft does not exceed 30 m, and the section of the shaft is rectangular or circular; various signs are arranged in the vertical shaft, including a staircase and a protective door; the minimum passage width of a stairway is not less than 0.8 m; a jet fan is mounted in the vertical shaft; the wind speed at the protective door is enabled not to be lower than 1.5 m / s. The shaft type emergency exit structure system provided by the invention is simple in structure, lower in requirements for an ground exit, small in section and short in length, does not occupy land resources and conforms to the relevant standards; the rectangular or circular section facilitates construction and meets the stairway arrangement requirements; the stairway width meets the requirements; meanwhile the protective door has the effect of resisting the train piston wind pressure; the jet fan can prevent smoke, and the timely startup of the fan in case of emergency can be ensured through three control modes; the system can ensure the evacuation safety, and the tunnel construction, operation and maintenance cost is reduced.

The invention discloses a millimeter wave antenna and wireless equipment. A radiator, a first conductive column and a second conductive column are included. The radiator forms a hollow sphere with a notch. The first conductive column is connected with the radiator, and one end extends into the hollow sphere to form a free end. The second conductive column is connected with the radiator, one end extends into the hollow sphere to form the free end, and the free end of the first conductive column and the free end of the second conductive column directly face each other and form a gap. The millimeter wave antenna is designed to adopt a spherical structure, and miniaturization of a size of the antenna can be achieved. The antenna can generate directional radiation towards a notch direction through a spherical cavity so that the antenna has directional high-gain performance. Through changing the notch direction of the antenna, a radiation angle of the antenna can be adjusted, and traceability of a radiation pattern of the antenna is realized.

The invention belongs to the technique field of communication equipment, relates to a communication base station, in particular to a self-unloading emergency communication base station. The self-unloading emergency communication base station comprises a communication equipment square cabin (1), an antenna supporting device (2), a self-unloading mechanism, a generator set (5), a load-bearing chassis (8) and a storage battery secret compartment (9), wherein the self-unloading mechanism comprises liftable supporting legs (3), universal wheels (4), supporting steel frames (6) and supporting-leg revolving shafts (7). The self-unloading emergency communication base station is subjected to field construction without crane assisting and is high in system integration, simple in project management and fast in start. Additionally, integral structure is light, occupied areas are small, and the tower body can be lifted. The self-unloading emergency communication base station is fast in removal and low in usage and maintenance cost, has a high-cost emergency communication vehicle function and is reusable. Therefore, effects of energy saving, emission reduction and environmental protection can be achieved, and the self-unloading emergency communication base station has good application prospect in the technique field of communication equipment.

A rear floor mechanical structure comprises a first main body floor, a third main body floor and a second main body floor for connecting the first main body floor and the third main body floor. The first main body floor, the second main body floor and the third main body floor are distributed in a shape of a ladder, and an abnormal-shaped hole is arranged on the first main body floor to distribute an engine. The rear floor mechanical structure is in a shape of a ladder, space problems of small cars with compact location are sufficiently considered, and relative distribution requirements are met. Compared with conventional straight-line-shaped floor mechanical structures, a ladder-shaped rear floor has good strength. The rear floor mechanical structure further discloses a rear floor assembly structure with the rear floor mechanical structure. A rear seat pad installation plate assembly is fixedly arranged on the second main body floor, a rear floor middle beam assembly is fixedly arranged on the third main body floor, a safety belt lock catch through hole is further arranged on the second main body floor, and the safety belt lock catch through hole is located below the rear seat pad installation plate assembly.

The invention discloses an arranging method and device for a fiber optic image transmission member to achieve intelligent arrangement of a fiber optic panel. The method comprises the following steps:acquiring state information of fiber optic silks and state information of arranging molds corresponding to the fiber optic silks; determining a corresponding arranging operation scheme according to the state information of fiber optic silks and state information of arranging molds corresponding to the fiber optic silks; and sending the arranging operation scheme to a servo manipulator, wherein theservo manipulator can carry out an arranging operation on the fiber optic silks according to the arranging operation scheme.

The invention discloses a system for arranging boards of optical fiber image transmission components to realize intelligent board arrangement of optical fiber image transmission components. The system includes: an integrated vision system connected to the intelligent panel control device, intelligent sensing equipment, panel mould, and servo manipulator; the integrated vision system and intelligent sensing equipment are used to scan and detect optical fiber filaments and panel molds , to obtain the state information of the optical fiber filament and the state information of the corresponding panel mould; the intelligent panel control device is used to obtain the state information of the optical fiber filament from the integrated vision system and intelligent sensing equipment and the corresponding information of the optical fiber filament The status information of the layout mold; according to the status information of the optical fiber filament and the status information of the corresponding layout mold, determine the corresponding layout operation plan; send the layout operation plan to the servo manipulator; the servo manipulator is used to follow the board layout Operation plan Carry out board operation for optical fiber filaments.

The invention discloses an eight-core optical fiber multiplexing and demultiplexing device and a preparation method thereof, belonging to the field of optical transmission devices. Holes are punched on a pure silica solid rod according to the core distribution of the eight-core optical fiber to be matched, and the punched The solid rod with the holes completed is drawn to prepare an eight-hole capillary glass sleeve, and the eight single-core optical fibers are inserted into the cleaned eight-hole capillary glass sleeve one by one, and the first tapering is performed so that the eight single-core optical fibers are The eight-hole capillary glass sleeve is fixed; the second taper is performed to make the geometric size of the capillary glass sleeve and the eight single-core optical fiber bundles smaller until the geometric distribution and size of each single-core optical fiber bundle at the taper waist are the same as those to be matched. The geometric distribution and size of the eight-core optical fiber are the same; it is cut at the waist of the cone and aligned with the eight-core optical fiber to be matched. After fusion, all the bare fiber parts are packaged. Realize low insertion loss and low crosstalk connection between eight single-core optical fibers and a single eight-core optical fiber, and realize multiplexing and demultiplexing of optical signals in eight-core optical fibers.

The side flow long net paper making machine includes pulp distributor, long net, guide roller, return roller and table roller. The pulp distributor is supported with uprights over sides of long net, and consists of case container and pulp distributing port in the bottom opening of the case container. Inside the pulp distributor, homogeneous and dispersed pulp flow flows into the long net continuously to form homogeneous paper sheet.

An embodiment of the present invention provides a flow chart layout analysis method, the method comprising the following steps: sequentially traversing each layer of nodes in the flow chart; calculating the weight of each layer of nodes, and sorting the nodes according to the weight; calculating the weight of each layer of nodes coordinates; and optimally adjust the coordinates of nodes in each layer. Use weights to optimize the order of nodes on the same layer, and adjust the coordinate positions of nodes on the same vertical line to ensure the least number of intersections in the flow chart connection, and optimize nodes with overlapping logical relationships, effectively solving the problem of large data volume or Complicated flowcharts reasonably layout requirements, and ensure the clarity of the business logic of the flowcharts, improving user experience. It is especially suitable for the application scenarios of big data processing workflows, meeting the requirements of complex work flow chart layouts in big data industrial applications. In addition, the present invention also provides a device for analyzing the flow chart layout.

The invention discloses a millimeter wave antenna and wireless equipment. A radiator, a first conductive column and a second conductive column are included. The radiator forms a hollow sphere with a notch. The first conductive column is connected with the radiator, and one end extends into the hollow sphere to form a free end. The second conductive column is connected with the radiator, one end extends into the hollow sphere to form the free end, and the free end of the first conductive column and the free end of the second conductive column directly face each other and form a gap. The millimeter wave antenna is designed to adopt a spherical structure, and miniaturization of a size of the antenna can be achieved. The antenna can generate directional radiation towards a notch direction through a spherical cavity so that the antenna has directional high-gain performance. Through changing the notch direction of the antenna, a radiation angle of the antenna can be adjusted, and traceability of a radiation pattern of the antenna is realized.

The invention relates to a method for correcting the absolute displacement of an end point of a vacuum laser alignment displacement measurement device, which belongs to the improvement of a building displacement monitoring method. Install any one of the transmitting end device or the receiving end device in a stable position, and install a measuring point box for displacement correction of the other end point within 5-20m from the point end, by measuring the position of the measuring point box The relative displacement change of the receiving end and the transmitting end is calculated by the endpoint correction calculation method, and the relative displacement change plus the absolute displacement of the endpoint is the absolute displacement change of the other endpoint. The advantage is that because only one measuring point is added, the measuring time basically does not change much compared with other schemes, which not only meets the requirements of system layout, but also greatly saves engineering investment.

The invention discloses a cross-railway road bridge protection structure which comprises a lower cover plate and an upper cover plate, wherein the lower cover plate is arranged between main beams at the position of a center partition zone of two bridges, and the upper cover plate is arranged between guard bar bases of bridge floors at the position of the center partition zone of the two bridges. The lower cover plate comprises a lower cover plate steel plate and stiffening ribs welded to the bottom of the lower cover plate steel plate, the upper cover plate comprises an upper cover plate steel plate and a reinforced concrete plate connected on the upper cover plate steel plate through shearing connectors, and rubber plates are pasted between the lower cover plate steel plate and the main beams and between the upper cover plate steel plate and the guard bar bases respectively. The cross-railway road bridge protection structure is arranged between the two bridges, it can be safely and reliably guaranteed that the center partition zone is closed, objects are prevented from falling into a railway clearance, normal running of a railway is prevented from being influenced by the fact that vehicles cross guard bars to fall, the defects of a traditional protection structure are overcome, and the scientificity and the reliable degree of a safety protection measure are improved.

The invention discloses an optical fast compressor combustion cylinder capable of shooting by the schlieren method. The front and rear end surfaces of the combustion cylinder main body run through the combustion chamber cavity. The front and rear ends of the combustion chamber cavity are respectively provided with window positioning cavities. Cylinder pressure sensor mounting holes and exhaust holes are set, spark plug mounting holes and air intake holes are set on the upper surface, combustion cylinder positioning cavity is set on the right end surface, and a rectangular channel is set between the combustion cylinder positioning cavity and the combustion chamber cavity from left to right , conical transition section and compression section; the front and rear ends of the combustion chamber cavity are respectively equipped with quartz glass, and the quartz glass is fixed through the glass baffle; there is a combustion chamber between the two quartz glasses, and the combustion chamber and the cylinder pressure sensor installation hole, The exhaust hole, the rectangular passage and the spark plug installation hole are connected, and the rectangular passage is connected with the air intake hole. The present invention mainly changes the direction of the axis of the combustion chamber so that it is perpendicular to the moving direction of the piston, so as to meet the requirements of the optical path arrangement of the schlieren method.

The invention provides a real-time temperature control system and method for improving the casting quality of an aluminum alloy component and belongs to the technical field of casting and manufacturing processes of aluminum alloys. The system comprises a temperature measuring sensor, a flow controller, an electromagnetic valve controller and an electromagnetic valve, wherein the temperature measuring sensor, the flow controller and the electromagnetic valve controller are located in a temperature anomaly region of a mold, and the electromagnetic valve is located in a pipeline of a cooling water pipe; an output end of the temperature measuring sensor is sequentially connected with flow control input ends of the flow controller and the electromagnetic valve, an output end of the electromagnetic valve controller is connected to an opening-closing signal control end of the electromagnetic valve. The method comprises the following steps: analyzing the temperature anomaly region of the mold in a mold design stage, and distributing the cooling water pipe on the temperature anomaly region; recording and analyzing the temperature measuring sensor in a casting pilot production stage, and determining a qualified temperature interval; opening and closing the cooling water pipe by virtue of the electromagnetic valve in a casting volume production stage. By utilizing the system and the method, the production is visualized, the repeated deliberation and testing are avoided, the testing cost is greatly saved, and the yield of products is guaranteed during the volume production.

The invention relates to a cooling facility of the inclined cylinder engine, especially relates to the cooling facility in the lubricant oil memory part of the miniature air cooled diesel engine. The cooling facility contains the body, the cylinder cover, the crankcase end cap, the lubricating system and the air deflecting system. The bottom of the body sets a sealed cooling system which is the cooling duct formed between the wind cover and its bottom. Therefore, a sealed ventilating cavity is composed. The compressed air is inlet for the forced cooling, which accelerates the oil cooling speed in the oil tank, improves the cooling effect and assures the lubricating effect of the engine. The cooling facility has simple structure and satisfies the integral layout requirement of the engine.

The invention discloses a positioning device for a rotary protective cover. The positioning device comprises a mounting plate (1), a panel (2), poking handles (4) and a protective cover (5), wherein the panel (2) is mounted above the mounting plate (1); the protective cover (5) is mounted at the middle part of the panel (2). The positioning device is characterized in that the protective cover (5) is fixedly connected with the poking handles (4), a groove (6) is formed in the protective cover (5), and the panel (2) is movably connected with the protective cover (5). A steel ball (7) is mounted between the protective cover (5) and the panel (2), and the protective cover (5) is connected with the poking handles (4) through screws A(3). Screws B(9) are mounted at the bottom of the mounting plate (1), and adjustment washers (8) are mounted between the mounting plate (1) and the screws B(9). The positioning device disclosed by the invention has a control function on a middle position, and is high in targeting precision rate, reliable in performance and convenient in maintenance.

The invention discloses a pavement structure layer internal shearing stress testing sensor and an embedding technology and application thereof. The pavement structure layer internal shearing stress testing sensor comprises a first sensor, a second sensor and a third sensor which are embedded into the same plane, wherein the first sensor is horizontal, and an included angle between the first sensor and the second sensor and an included angle between the second sensor and the third sensor are alpha and beta respectively. The embedding technology of the pavement structure layer internal shearing stress testing sensor includes: fixedly arranging the three sensors in the same plane at specific angles, measuring the angles alpha and beta, embedding the sensors with positions fixed into materials to be embedded into an identical pavement structure layer, and compacting a test piece by the aid of an indoor bituminous mixture test piece forming machine; fixing the bituminous mixture test piece, which is prefabricated indoors and includes the sensors, at a corresponding position of a pavement structure for embedding the sensors. The pavement structure layer internal shearing stress testing sensor and the embedding technology and application thereof have the advantages that internal shearing stress of the bituminous pavement structure layer can be measured, and success rate for embedding the sensors is increased.

The invention discloses a linear double-redundancy differential machine. The linear double-redundancy differential machine comprises a shell, and a planet carrier module, a sun gear module, an inner gear ring input shaft module and a sun gear input shaft module positioned in the shell; the planet carrier module is of a hollow structure; the sun gear module is positioned in the hollow structure ofthe planet carrier module, and is engaged with the planet gear module through a gear; the inner gear ring input shaft module is engaged with a gear on the outer side of the planet carrier module through a gear; the sun gear input shaft module is engaged with a gear on the outer side of the sun gear module through a gear; the inner gear ring input shaft module and the solar gear input shaft moduleare used as two input ends of the double-redundancy differential machine, and are connected with a brake and a motor; the planet carrier module is used as an output end of the double-redundancy differential machine, and is connected with an actuating cylinder; and the input ends and the output end are positioned on two sides of the double-redundancy differential machine. The linear double-redundancy differential machine reduces the rotating inertia, the weight and the radial size under the precondition of meeting the output torque, and can be applied to places with high power of 10 kW.

The invention relates to a hood reinforcement structure. The hood reinforcement structure comprises a hood reinforcement plate, and the hood reinforcement plate is provided with hinge installation holes for installing engine hood hinges and gas struts for installing gas strut brackets. The mounting holes of the bracket, the hood reinforcement plate are connected with the inner panel of the hood by spot welding. The hood reinforcement plate integrates the hinge reinforcement plate and the gas strut reinforcement plate, and the hinge shaft, the hood reinforcement plate and the gas strut body reinforcement plate form a triangular structure with good stability; after the hinge reinforcement plate and the gas strut reinforcement plate are integrated , the size of the reinforcement plate is large, and it is fixed on the inner panel of the engine hood through multiple welding points, so the rigidity is better; the double reinforcement structure is set at the hinge and the single reinforcement structure is set at the gas strut, so as to improve the overall rigidity and mode of the engine hood. Optimize the stress on the inner panel of the hood, prevent cracking of solder joints and the inner panel of the hood, and improve the overall durability and NVH performance of the hood.