60results about How to "Reasonable structure distribution" patented technology

The invention discloses an X-band weather radar and rainfall station data fusion method and system. The method comprises a step of acquiring rainfall station rainfall data measured by the rainfall stations covered by a whole detection area of a meteorological radar, a step of acquiring radar echo intensity data generated by the meteorological radar and latticing the radar echo intensity data toobtain lattice point echo intensity data, a step of inverting the lattice point echo intensity data into lattice point rain intensity data and obtaining original lattice point rainfall data in a wholerainfall process through a linear average accumulation method, a step of searching rainfall stations in a certain range with a lattice point as a center and calculating a distance weight coefficientof the grid point based on the distance between the grid point and a searched rainfall station, and a step of fusing the rainfall station rainfall data of measured by the rainfall stations to the original lattice point rainfall data of the lattice point with the combination of the distance weight coefficient to obtain grid rainfall data after the grid fusion. According to the system, a distance weight coefficient fusion method is used to improve the estimation accuracy of the regional rainfall.

The invention discloses a method for preparing a formed selective catalytic reduction (SCR) denitration catalyst by using an ultrasonic mixing sedimentation method, comprising the following steps of: preparing metatitanic acid as a dipping carrier by using the processes of uniform sedimentation and direct sedimentation sequentially and being assisted by an ultrasonic strengthened reaction process by taking industry titanyl sulfate as a raw material; then mixing with an ammonium metavanadate-ammonium tungstate-oxalate solution, a flocculating agent comprising polyacrylamide and glass fibre, a structure promoter, and the like, and stirring to finish the processes of active component dipping and loading and plastic pasty master batch preparation synchronously. The prepared master batch is processed by a vacuum-extruder after finely crushed to obtain a formed catalyst green body, and finally the preparation process of the formed SCR denitration catalyst is finished through drying and sintering operations. Compared with the traditional preparation process of the SCR denitration catalyst, the method has simple and clear process and high production efficiency, and the raw materials for preparing the carrier of the catalyst have wide sources and low cost, thereby lowering the production cost to a certain extent.

The invention provides a self-adaptive locking mechanism for a box body. The self-adaptive locking mechanism comprises transmission connecting rods, pneumatic motors, driving teeth and a support rack.The pneumatic motors are fixed inside the support rack. The pneumatic motors drive screw rods to rotate through the driving teeth. Each screw rod is sleeved with nuts. One ends of the transmission connecting rods are hinged to support lugs of the corresponding nuts, and the other ends of the transmission connecting rods are hinged to the bottom of a locking pin combination. The locking pin combination is arranged in an outer wall hole of the support rack. The self-adaptive locking mechanism has the beneficial effects of small size, reasonable structural distribution and capability of being installed in a compact space with more shielding objects, has little influence on the original structure of an installation platform and requires few reprocessing procedures and has low difficulty and low installation difficulty for installing the locking mechanism; and four locking pins in the mechanism can move synchronously, and each locking pin shaft can automatically fill the axial clearance with a pin hole of the locked box body, and the axial locking force output by the mechanism is larger.

The invention provides a diamond string bead wire saw. The diamond string bead wire saw comprises a vertical lifting device, a flywheel driving device, a hydraulic tensioning device, a rotation adjusting device and a moving device. The components of all the devices exist independently, installation and maintenance are convenient, the structural distribution of the components of the devices is reasonable, and the whole diamond string bead wire saw is compact in structure, small in structural size and small in occupied area. Through lifting control of the vertical lifting device, rotation adjustment of the rotation adjusting device and front-and-rear movement of the moving device, the diamond wire saw cuts stone in a multi-angle and multi-dimension manner, special-shaped cutting can be effectively achieved, the components of all the devices are controlled by an electric control console, integrated control is achieved, control operation is easy, and the special-shaped cutting efficiency is high.

The invention discloses a charging pile structure capable of being used for electric vehicle charging. The charging pile structure includes a main foundation pile, a ground platform, a lifting platform, a charging pile and a hoist. The charging pile includes a distribution pile box, a charging line and a charging plug. A pile cavity is arranged in the distribution pile box. A reel for winding thecharging line is arranged in the distribution pile box. The ground platform is provided with a platform groove. A starting mechanism and a platform sealing plate are arranged in the platform groove. The starting mechanism includes a starting cylinder body. The lifting platform includes a parking platform plate and a bottom touching seat plate. A receiving cylinder body is arranged in the distribution pile box. A receiving inner piston is arranged in the receiving cylinder body. A receiving piston rod is arranged on the receiving inner piston. A friction block for being in contact with the reelis arranged on the receiving piston rod. The beneficial effects of the charging pile structure capable of being used for electric vehicle charging are that the structure distribution is reasonable, an electric vehicle under normal conditions can be charged, an electric vehicle parked on an upper layer of a three-dimensional garage can also be charged, and the charging pile structure capable of being used for electric vehicle charging has comprehensive functions and good adaptability.

The invention relates to a production method of an automobile suspension support arm. The suspension support arm comprises a first support, a second support, a bush component and a spearhead. The bush component comprises a bush and a connecting end. The production method includes arranging the connecting end of the bush component between the first support and the second support; then combining the first support with the second support and welding and fixing the connecting edge of the first support and the second support; then fixing the spear head on the combined entity of the first support and the second support; and finally electrophoretic painting on the welded combined entity. The automobile suspension support arm is firm in welded structure and high in strength; and abrasion-resistance and corrosion-resistance are good by the electrophoretic painted surface, and stability of an automobile system can be improved.

A creep-resistant atactic polypropene copolymer with optimized structure and performance is prepared through prepolymerizing catalyst; the catalyst entering the first liquid-phase reactor to contact propylene for polymerization, and then copolymerization by introducing ethylene; the materials after reaction, entering the second tiquid-phase reactor to containus copolymerization under the action of hydrogen, propene and ethyene; the above resultant entering the first gas-phase reactor for copolymerization; then entering the second gas phase reactor for copolymerization; entering a separator and then entering a dryer for final drying to obtain the polypropene powder.

The invention relates the self-adhesive rubber modified bitumen PP tyre water-proofing material, comprising tyre basal layer, self-adhesive batch layer and isolated layers. The invention has the following characters: the tyre basal layer is composed by polypropylene woven fabric, and on the two surfaces of tyre basal layer there is hydrophilicity self-adhesive rubber modified bitumen mixture. The invention has the advantages of good stability, high intensity, good tenacity, easy buckling, good water resistance, and non environmental pollution.

The machine includes frame, rising and falling transmission mechanism, winding gear and drive unit installed on the frame. Sliding supporter of the rising and falling transmission mechanism through nut on screw is installed between guide rails of frame, moving along rails to and fro. Bottom end of each screw is connected to output shaft of orthogonal reducer driven by drive unit. Movable bracket is connected between two sliding supporters. Tray of winding gear through nut on screw is installed on slide way of movable bracket. Driving gear on the tray through idle pulley drives winding gear. The invention possesses features of reasonable structure, small oscillation noise, and continuous stable seizing operation, even tight adhesive tape enwinding, labor saving and material saving.

The invention discloses a novel air-ground dual-purpose wing-wheel unmanned aerial vehicle. The novel air-ground dual-purpose wing-wheel unmanned aerial vehicle comprises a vehicle body, wherein a shaft seat and a motor base are fixedly arranged in the middle of the lower end surface of the vehicle body, a one-stage motor is fixedly arranged on the motor base, a shaft seat and a mounting seat arefixedly arranged on the two sides of the lower end surface of the vehicle body correspondingly, belt wheels are movably arranged on the outer side of an ultra-long shaft and the inner side of the shaft seat in the middle of the lower end surface of the vehicle body correspondingly, and the belt wheel on the outer side of the ultra-long shaft is connected with the belt wheel on the inner side of the shaft seat through a primary belt. The novel air-ground dual-purpose wing-wheel unmanned aerial vehicle flies in the air through arranged blades, travels on the ground through arranged hubs, so thatair-ground dual purpose is achieved, the practicability of the unmanned aerial vehicle is improved, and the unmanned aerial vehicle has high novelty, wherein the blades and the hubs are both arrangedat the outer end of vehicle body rotating rods; when the vehicle body rotating rods are in a horizontal state, the unmanned aerial vehicle is in a flying state; when the vehicle body rotating rods are in a vertical state, the unmanned aerial vehicle is in a travelling state; and the overall structure is reasonable in distribution, and the use is convenient.

The invention discloses a mechanical optical gate of a high-power laser, which comprises a feed mechanism, a guide mechanism and an energy absorption mechanism, wherein the guide mechanism comprises an optical gate box, an optical gate rotating body is mounted in the optical gate box, a semiconductor red light generator is mounted on one side of the optical gate box, a red light reflecting mirrorwhich is positioned on the same horizontal line with the center of the semiconductor red light generator is mounted at the front end of the optical gate rotating body, and an optical gate mirror is mounted at the tail end; the feed mechanism comprises a rotating cylinder connected with a rotating shaft at the middle part of the optical gate rotating body; and the energy absorption mechanism is positioned on one side of the optical gate mirror and comprises an absorption body diaphragm, an absorption housing and an absorption body core for absorbing energy in the absorption housing, and the absorption body diaphragm is provided with a long circular open hole corresponding to the center of the semiconductor red light generator. By adopting the mechanical optical gate, the shortcomings of instability in guide, great deviation in motion displacement, small energy absorption area and low primary heat exchange efficiency of the existing optical gate mirror are overcome, and the mechanical optical gate has the characteristics of high action sensitivity, stable red light guide and high energy absorption efficiency.

The invention relates to a top adjusting mechanism of a tunneling immediate support device, which effectively solves the problems that the top beam support angle of a side frame can not be independently adjusted and the top connecting capacity is poor in the prior art; the top adjusting mechanism of the tunneling immediate support device comprises a side frame with a top frame of an immediate support device of a comprehensive tunneling machine; the technical points are that: the top beam of the side frame is composed of two groups of cross beams and cross top beams which are articulated with an articulating bracket, two ends of the cross beam are fixed with the side frame, the articulating end of an upper connecting rod and a lower articulating rod of the articulating bracket is articulated to the expansion end of a hydraulic cylinder at the middle part of the cross beam, two ends of the cross top beam, which are articulated with side baffle plates, are respectively provided with articulating holes, connecting lug plates at two ends of the cross beam are respectively provided with articulating holes corresponding to the articulating holes of the cross top beam. The structure distribution is rational, the assembly and disassembly and maintenance are convenient, the usage is safe and reliable, the adjustment is convenient, the support is stable, flexible support of the top beam of the side frame to a special-shaped tunnel section can be met, the adaptive angle change range is large and flexible, support quality of the tunnel top plate and the tunneling operating efficiency can be remarkably improved.