72results about How to "Achieve leapfrogging" patented technology

The invention discloses an automatic electric pole climbing mechanism. The mechanism comprises an upper hoop, a lower hoop, a workbench, a connection post cylinder and a hydraulic station; the upper hoop and the lower hoop are the same in structure and each comprises a left hoop half and a right hoop half for encircling an electric pole, and the connection end of each left hoop half and the corresponding right hoop half is provided with a first extending-and-contracting oil cylinder which controls the corresponding left hoop half and the corresponding right hoop half to be unfolded and folded; the workbench is connected to the outer side of the first extending-and-contracting oil cylinder of the upper hoop and sequentially connected with a first operating oil cylinder, a second operating oil cylinder and a third operating oil cylinder from one side which is close to the corresponding first extending-and-contracting oil cylinder to the outside, wherein the top of the first operating oil cylinder, the top of the second operating oil cylinder and the top of the third operating oil cylinder are each provided with an insertion hole for allowing an operating instrument to be hung therein and a fixing lock; the connection post cylinder is vertically connected to the outer sides of the first extending-and-contracting oil cylinder of the upper hoop and the first extending-and-contracting oil cylinder of the lower hoop. By means of the automatic electric pole climbing mechanism, an operator can perform work of live part verification and ground lead hanging on a three-phase wire on the electric pole by conducting operation on the ground, meanwhile, an operating device can be dismounted, the links that a worker climbs the pole and performs the live part verification within a close range are omitted, and operating risks of the worker are greatly lowered.

The invention provides a cleaning robot. The cleaning robot comprises at least two adsorption moving modules used for adsorbing on a surface to be cleaned and moving on the surface to be cleaned, mechanical arms which are connected between the at least two adsorption moving modules and can drive the adsorption moving modules to move at least in the direction perpendicular to the surface to be cleaned and first cleaning modules arranged on the adsorption moving modules and used for cleaning the surface to be cleaned in the moving process. Due to the adoption of the combination mode of the mechanical arms, the cleaning modules and the adsorption moving modules, when the robot meets an obstacle, the mechanical arms can lift the adsorption moving modules so that a robot main body can easily bypass the obstacle, dirt on the cleaning surface can be effectively removed, the effect of crossing over a plurality of cleaning surfaces which are arranged side by side is achieved, flexible obstaclecrossing is achieved, and the cleaning effect is improved.

The invention relates to a recombinant escherichia coli, a preparation method and a method for synthesizing 3,4-dihydroxybutyric acid, and belongs to the field of biosynthesis. The recombinant escherichia coli is obtained through knocking out xylose isomerase gene xylA, 2-keto acid aldolase gene yjhH, 2-keto acid aldolase gene yagE and alcohol dehydrogenase gene in escherichia coli, overexpressing xylose dehydrogenase gene and/or 2-keto acid decarboxylase gene, and overexpressing aldehyde dehydrogenases gene. By taking xylose as a basic substrate, a compound substrate can be formed by adding glucose and/or glycerinum on the basis of the xylose, and the 3,4-dihydroxybutyric acid is biologically synthesized through the recombinant escherichia coli; by-products are extremely less, and the formation of the by-products can be interdicted through passage metabolism optimization. The recombinant escherichia coli, the preparation method and the method for synthesizing the 3,4-dihydroxybutyric acid have the advantages that the preparation method is simple, the production cycle is short, the cost is low, later continuous optimizing and transformation are realized, and the good industrial development and application prospect is realized.

The invention provides an all-solid-state battery cell, a preparation method thereof and a solid-state battery. The preparation method comprises the following steps: 1) attaching a negative plate to an electrolyte membrane, and carrying out isostatic pressing treatment to obtain a first semi-finished battery cell; 2) attaching a positive plate to the electrolyte membrane of the first semi-finishedbattery cell, and carrying out isostatic pressing treatment to obtain the all-solid-state battery cell. According to the preparation method provided by the invention, isostatic pressing treatment iscarried out step by step, so the requirement on the mechanical strength of the sulfide electrolyte membrane is very low, a thinner electrolyte membrane can be used, the electrolyte dosage and the lithium ion transfer path length in the battery working process are greatly reduced, and the impedance is reduced; the requirements on the bonding strength and the type limitation range of the binder arereduced, so the reduction of the cost of the battery cell is facilitated, and the crossing of the all-solid-state battery from the mold battery to the soft package battery cell is realized.

The invention discloses a thermal activation delaying fluorescent material and application thereof. The thermal activation delaying fluorescent material comprises two anthrone structure units and a low molecular weight organic electroluminescent material with two spiro-carbon centers; the material has a D-A type molecular structure and very small deltaEst; thermal activation delaying fluorescenceradiation can be realized; the material can be used as a luminescent layer of a low molecular weight organic electroluminescent device and is applied to the field of organic electroluminescence.

The invention relates to thermally activated delayed fluorescent materials and an application thereof. A molecular structure of the materials provided by the invention has a very small triplet state-singlet state energy level difference, a suitable molecular energy level and good film stability; and thermal activation delay fluorescent luminescence can be realized, and the materials are used as aluminescent layer of an organic electroluminescent device to be used in the field of organic electroluminescence.

The invention relates to an assembled cover-plate-and-bolt-connected sphere joint, in particular to a six-rod-tetrahedral-module-unit assembled cover-plate-and-bolt-connected sphere joint and an assembling method thereof, and belongs to the field of steel structures. The six-rod-tetrahedral-module-unit assembled cover-plate-and-bolt-connected sphere joint comprises a left connecting body and a right connecting body, and the left connecting body and the right connecting body are jointed in an end-to-end mode. The six-rod-tetrahedral-module-unit assembled cover-plate-and-bolt-connected sphere joint and the assembling method thereof are compact in structure, excellent in using performance and high in adaptability.

The invention discloses a thermally activated delayed fluorescent material and an application thereof, and belongs to the technical field of organic photoelectric materials. The thermally activated delayed fluorescent material has a structure shown in a formula I in the description, wherein R1, R2, R3, R4 and R5 independently represent one of a hydrogen atom, methyl and a cyano group, and at leastone of the R1, the R2, the R3, the R4 and the R5 represents the cyano group. The invention also discloses the application of the above thermally activated delayed fluorescent material. The material provided by the invention has a D-A type molecular structure and a very small deltaEst, can realize thermal activation delay fluorescence luminescence, and can be used as a luminescent layer of a smallmolecule organic electroluminescent device to be applied in the field of organic electroluminescence.

The invention relates to the technical field of mechanized bridges, in particular to a mechanized bridge separable from a vehicle bridge and a method for erecting the same. The utility model relates to a detachable multi-purpose mechanized bridge, comprising a tracked chassis car, a connecting bridge and a detachable bridge; The connecting bridge comprises a fixed bridge body, a tail springboard,a turnover bridge body, a connecting bridge mechanism and a transverse expansion and contraction mechanism; Separable bridges include: head bridge section, middle bridge section and tail bridge section; The invention not only can be used as a bridge vehicle, but also can be used as a bridge vehicle separately. When an emergency occurs in the tank farm of the oil depot, the invention can quickly erect a bridge passage across the fire dike of the oil depot by integrating a vehicle and a bridge, so as to realize crossing the obstacle above the ground; At that same time, the vehicle-bridge separation erection method can also be use for erecting the vehicle-bridge separation erection, and the temporary fast bridge can be built to cross the obstacle such as rivers and gullies, and the like, andthe support function can be realized.

The invention discloses a robot for leaping over obstacles and belongs to the technical field of automatic equipment. The robot is characterized by comprising multiple enclasping mechanisms which arearranged at an interval; a push-pull mechanism for pushing the corresponding enclasping mechanism to move is arranged between two adjacent enclasping mechanisms; each enclasping mechanism is providedwith one or more disconnection parts; the disconnection parts of the enclasping mechanisms are connected with one another through magnets (12) so as to form a disconnected ring shape; an enclasping power module used for enclasping or loosening a column or a rope is arranged on the inner side of each enclasping mechanism; and the enclasping power modules of two adjacent enclasping mechanisms alternately enclaspe or loosen the corresponding column or the corresponding rope. The robot for leaping over the obstacles can conveniently carry different equipment and heavyweight equipment, can stay atan arbitrary position of each column or rope and facilitates work of self-carrying equipment. The disconnection parts are connected with one another through a suction force of an interval regulation mechanism and are arranged in a disconnected manner, so that the robot can leap over the obstacles on the columns or the ropes and can ensure that the enclasping power modules enclaspe the columns or the ropes.

The invention discloses a power domain controller system, which comprises a vehicle control unit and a battery management system, wherein the battery management system comprises a low-voltage microcontroller, and the vehicle control unit is connected with the low-voltage microcontroller and is used for carrying out fault monitoring on the low-voltage microcontroller; and after the fault is removed, the low-voltage microcontroller generates a fault removal signal and sends the fault removal signal to the vehicle control unit. Core functions of the vehicle control unit, the battery management system and the motor controller are integrated into a power domain control system, the crossing of the power system controller from three traditional controllers to one single controller is realized, the hardware cost of the power system controller is effectively reduced, and the problems of numerous controllers and complex whole control system in the existing electric automobile are solved.

The invention discloses a cable crossing device for power construction. The device comprises a transport vehicle, a support frame and a mounting table are mounted on the transport vehicle, wherein a lifting mechanism is mounted on the mounting table, a support mechanism is mounted at the top of the lifting mechanism, and a first connecting rod and a second connecting rod are mounted on the liftingmechanism; one ends of the first connecting rod and the second connecting rod are installed on the lifting mechanism, and the other ends are installed on the supporting mechanism. The device only needs to be moved to a working position under the action of a transport vehicle, assembling and disassembling are not needed, the working efficiency is greatly improved, the lifting mechanism can expandthe supporting mechanism, the purpose of crossing obstacles is achieved, erecting of cables is achieved, the lifting mechanism can fold the supporting mechanism, and the device is convenient to use and high in practicability; safety of the device in the transportation process is guaranteed, the stability of the device is guaranteed through the arrangement of the two supporting mechanisms, the situation that the device inclines and even is damaged due to uneven stress in the working process is prevented, and the service life of the device is greatly guaranteed.

The present invention relates to a cross-band frequency-conversion antenna based on an intelligent paper folding structure, belonging to the field of frequency reconfigurable antennas. The antenna comprises a substrate, an antenna arms, a coaxial feeder, a radio frequency coaxial connector and a RF signal emitter; the substrate employs a self-locking square-twist folding structure; the middle portion of the substrate is provided with a cross-line hole, the two antenna arms are symmetrically glued and fixed at the upper side plate surface of the substrate, the initiating terminal of each antenna arm is extended outwards from the cross-line hole, each antenna arm is located the panel overlapping position for ducking in a folding state; the initiating terminals of the antenna arms are respectively connected with two output ports of the RF signal emitter through the coaxial feeder via the radio frequency coaxial connector, and output signal phase difference of two ends of the RF signal emitter is 180 degrees. The antenna can be subjected to self unfolding through heating to change working frequency, the influence of frequency modulation on performances of the antenna is little, the frequency tuning amplitude is large, and cross of different wave bands can be achieved.

The invention discloses a physical bare computer disk storage management method based on a Go language, and relates to the technical field of disk storage. A configuration file compiled through the Go language runs on a Linux physical machine platform, a gin framework is used for developing an API for managing disk storage, the API is exposed to the outside in a service mode, disk storage is further managed through management of an LVM, the size of the file system can be freely adjusted, the file system can conveniently cross different disks and partitions, and the file system can be conveniently stored in the Linux physical machine platform, so the flexibility of disk management is greatly improved.

The invention belongs to the field of robots, and particularly relates to a robot for cleaning a solar panel. The robot comprises a robot body and a plane walking mechanism and a climbing mechanism which are arranged on the robot body, the plane walking mechanism is used for driving the robot body to move on the solar panel, and the climbing mechanism is used for assisting the robot body in climbing. The robot has the advantages that by arranging the climbing mechanism, the plane walking mechanism is assisted in climbing, the slip phenomenon of the walking mechanism is prevented, the robot canclimb to a high solar panel from a low solar panel, and crossing of the robot between two adjacent solar panels with certain height difference is achieved.

The invention relates to an employee induction training of counter service system technology equipment used in a bank and provides a multilevel-mode employee induction training system of the bank based on an axiom design method. By using the system of the invention, a series of problems brought by training a new employee as a mode of teaching an apprentice by a teacher can be solved, wherein the mode is generally used in a current banking industry. The new employee induction training system of the bank is formed by a requirement level, a target level, a content level and a method level, wherein the target level is taken as a center. The establishment of the requirement level content is restrained. The content level is divided into three aspects: business knowledge, a practical skill and a style behavior. The method level adopts a form of combining a teaching material and teaching, combining electronic simulation and a simulation operation, and combining militarization and ability quality evaluation assessment. Through a short period training, the new employee can independently work and is qualified for the each work of the counter service. The training system provided in the invention can be applied in other personnel training work of the banking industry and can be promoted to the related industry, such as an insurance industry and a securities industry.

The invention discloses a multi-parameter collaborative test method for electromagnetic radiation of a rail vehicle, and relates to the technical field of rail transit electromagnetic compatibility tests. According to the method, a straight rail section is selected for arrangement of a set of ground receiving control system, two sets of position sensing sensor systems are symmetrically arranged atpositions with a distance of L to two sides of a test antenna, a set of on-board measurement and display system is arranged in each of driver's cabs of heads at both ends of the rail vehicle; the on-board measurement and display systems obtain speed and acceleration of the rail vehicle in real time to achieve real-time communication between measured data and the ground receiving control system, and a display interface guides a driver to operate; the position sensing sensor systems provide position information of the rail vehicle, sense a position where the head arrives, and inform the on-board measurement and display systems of the position information through a wireless communication unit; the ground receiving control system realizes test flow setting and measurement and data storage anddisplay of the electromagnetic radiation of the vehicle. The method realizes dynamic tests of each compartment, and facilitates diagnosis of the problem of excessive electromagnetic radiation.