31results about How to "Strong adaptability to the working environment" patented technology

The invention relates to a test method for an FPSO upper module model under simulated extreme sea condition. An FPSO upper module integration model, an electric six-degree-of-freedom platform, a control system console, a test system workbench, a motion monitoring platform, a support platform, a protective fence, a resistive strain gauge, an acceleration sensor, a static strain test and analysis system, a dynamic signal test and analysis system and a computer software system. The resistive strain gauge and the acceleration sensor are arranged at key parts of an FPSO upper module model; the static strain test and analysis system and the dynamic signal test and analysis system are connected to the resistive strain gauge and the acceleration sensor respectively; a computer is provided with static strain and dynamic signal test and analysis system software and is connected with the static strain test and analysis system and the dynamic signal test and analysis system to collect and processtesting data. According to the invention, the overall dynamic mechanical test method for the FPSO upper module has advantages of wide application range, high efficiency, low cost, and high test accuracy.

The invention discloses an anti-floating anchor rod pile test device and test method. The test device comprises an anti-floating anchor rod pile, a sensing assembly, a temperature and humidity sensingsystem, a data acquisition system, a data transmission system, a data processing and analysis system, a monitoring result display system and a loading system, wherein the sensing assembly comprises afirst strain sensing optical fiber, a second strain sensing optical fiber and a temperature sensing optical fiber. According to the test device, a groove is formed in the anchor rod pile to arrange the first strain sensing optical fiber, the second strain sensing optical fiber and the temperature sensing optical fiber are arranged on the periphery of a reinforcing steel bar, a vertical load applying system is used for carrying out a pull-out test on the anti-floating anchor rod pile, a BOTDA data acquisition system, a fiber bragg grating data acquisition system and a DTS data acquisition system are utilized, and the strain and temperature information of a pile body of the anti-floating anchor rod pile is measured with high precision and is displayed in a monitoring result display system in a chart form. The test device has the advantages of being simple in construction wiring, high in data measurement precision, small in drifting and good in waterproofness.

The invention relates to a complete set of equipment and a process for dual-effect physical and chemical treatment of domestic sewage. The treatment equipment and process mainly include: a domestic sewage source, a primary filtration regulation tank, a physical electric flocculation module group, a solid-liquid separator module group, a secondary filter, a high-efficiency strong oxidation module group, a purification storage tank, a tertiary filtration tank, a four-stage MBR membrane treatment device and a purification reuse water interface. The domestic sewage treatment complete equipment andprocess of the invention mainly adopt a multi-stage treatment process, wherein the working principle of the physical electric flocculation module group and the high-efficiency strong oxidation modulegroup is a double-effect physical-chemical pure physical method, and the process has high removal efficiency, low cost, no additive and no secondary chemical pollution. The invention aims at achieving the standard discharge and reuse of reclaimed water through the domestic sewage treated by the complete set of equipment and processes.

The invention discloses high-frequency anti-interference manganese zinc ferrite and a preparation method thereof. The high-frequency anti-interference manganese zinc ferrite comprises a main materialand an auxiliary material, wherein the auxiliary material comprises CaO, nano-grade BaTiO3, Bi2O3, Nb2O5, HfO2 and Co2O3. The preparation method comprises steps of material mixing, pre-sintering, auxiliary material mixing, molding and sintering, wherein material mixing is implemented in a mode of pulping raw materials, performing ball milling, grinding and mixing, and implementing a spray drying mode so as to obtain a powder material. By adopting the mode, the doping and mixing uniformity of raw materials and auxiliary materials can be improved, the Curie temperature of an original 12K material can be increased to 125 DEG C from 115 DEG C, the adaptability of a product to a working environment can be effectively improved, a good impedance characteristic can be achieved, EMC (Electro Magnetic Compatibility) safety requirements can be met, and the use demand of interference prevention at a high-frequency working section of 10-40MHz can be met.

The invention discloses a laser stepless scale-loaded permanently horizontal compass for SfM three-dimensional modeling and relates to the technical field of three-dimensional model correction. The laser stepless scale-loaded permanently horizontal compass comprises a telescopic rod and a permanently horizontal compass. The distance between the front end of the telescopic rod and a laser light source is measured by using laser light at the rear end of the telescopic rod; a base of the permanently horizontal compass is a container made of a lightweight pressure-resistant free-deformable material and contains liquid; the compass vertical to a sharp-bottomed upright rod is kept horizontal permanently by using the density greater than that of liquid and the sharp-bottomed upright rod; and theincluded angle between the compass and the telescopic rod is an azimuth angle of the telescopic rod. Compared with an RTK-GPS (real-time kinematic carrier-phase differential technology) coordinate correction method, the permanently horizontal compass disclosed by the invention has the advantages of being light in weight, pressure-resistant and free of a satellite signal, and the stepless scale indesign range is arranged; an SfM three-dimensional model correction method system which is lighter and high in operating environment adaptability and can be dropped is achieved; and the permanently horizontal compass is more suitable for field operations in different environments and can be applied to multiple fields, such as construction, hydraulic engineering, civil engineering, geology, geography and military.

The invention discloses a chain-driven belt conveyor. The chain-driven belt conveyor comprises a driving roller and a driven roller which are mounted at the two end parts of a conveyor frame respectively, wherein the driving roller is connected with a driving motor through an input shaft on one side edge and a speed reducer, a driving chain wheel and a driven chain wheel are fixed on at least one side edge of the driving roller and at least one side edge of the driven roller respectively, a rotary curved plate roller chain is connected between the driving chain wheel and the driven chain wheel in a winding manner, and a rotary belt connected with the curved plate roller chain is connected between the driving roller and the driven roller in the winding manner; driving chain wheels and driven chain wheels are fixed on the two side edges of the driving roller and the driven roller respectively, rotary curved plate roller chains are connected between the driving chain wheels and the driven chain wheels on the two side edges in the winding manner respectively, and the two side edges of the rotary belt are connected with the curved plate roller chains which synchronously rotate on the two sides respectively. The chain-driven belt conveyor has the characteristics of simple structure, and high convenience and reliability for use, high working stability, no strong impact, low deviation and sliding-down rate, no phenomena of material leakage and the like, high working environment adaptability and the like.

The invention discloses a wall climbing crawler belt travelling module with the variable camber adaptive ability. The wall climbing crawler belt travelling module with the variable camber adaptive ability comprises a drive wheel, a driven wheel and a pair of swinging support wheel assemblies arranged between the drive wheel and the driven wheel, and a crawler belt is used for connection and transmission; swinging shafts parallel to the axes of the drive wheel and the driven wheel are arranged on the swinging support wheel assemblies, the swinging shafts are connected with permanent magnet adsorption plates, and a pair of travelling support wheels parallel to the swinging shafts are mounted at the two ends of the permanent magnet adsorption plates; and the permanent magnet adsorption platesand the travelling support wheels have rotational freedom around the axis directions of the swinging shafts, and thus the crawler belt is tightly attached to a magnetic conductive wall surface through the permanent magnet adsorption plates and the travelling support wheels. According to the wall climbing crawler belt travelling module with the variable camber adaptive ability, the travelling support wheels have a rotational freedom degree in the axis directions of the swinging shafts, thus magnetic adsorption force is constant, it is guaranteed that a wall climbing robot cannot slide down andfall down due to the magnetic adsorption force become smaller suddenly, meanwhile necessary friction force is provided for travelling of the wall climbing crawler belt travelling module, and the situations that the crawler belt slides and cannot travel are avoided.

The invention discloses a straw baler applicable to a thresher. The baler cooperates with the thresher to operate simultaneously and is installed on the rear portion of the rice thresher, operation iseasy, the working state of all mechanisms is table, a grass inlet double fork is connected with a crankshaft assembly through welding, damage is not likely to occur, and the total service life of thegrass inlet double fork is prolonged; two support rods on a frame of the baler are arranged on the upper portion of the frame and located on the same horizontal plane, deformation is not likely to occur, the position of a messenger needle support can be stable, the messenger position is stable and does not deviate, the baling efficiency is improved, a grass position control panel can flexibly adjusting grass root positions by connecting different mounting holes, and then the knot tying position is adjusted; installation and disassembling are conducted conveniently, a rope storing and feedingmechanism is detachably connected with the frame, the space is saved in the transportation process, and transportation is facilitated. The baler has the advantages of being simple in structure, flexible in transmission, good in work coordination, high in working stability, few in fault and high in adaptability to the working environment.