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52results about How to "Avoid erection" patented technology

Device and method for continuous regulation of the erection of a tandem axle

The present invention relates to a device for continuously regulating the erection of a tandem axle of a vehicle or a self-moving working machine having a vehicle frame and at least one drive axle, wherein a tandem drive axle with a movable tandem axle housing is respectively disposed at the ends of the drive axle, and the torque introduced by the drive axle is mechanically distributed to the wheels disposed in the tandem axle housing through the drive tandem axle. Therein, the drive axle is coaxially connected to the drive tandem axle through a ball ramp device, wherein the ball ramp device is comprised of a first ball ramp disk connected to an end of the drive tandem axle opposing an end of the drive axle, and a second ball ramp disk disposed in an axially displaceable manner at the end of the drive tandem axle, and the distance L between the second ball ramp disk and the first ball ramp disk is increased by a torque of the drive tandem axle counteracting the drive torque, wherein the second ball ramp disk is operatively connected to a piston, and a pressure with a value of P1 is produced in a volume by the axial movement of the second ball ramp disk, wherein P1 is passed to a control valve, and the control valve controls the level of a system pressure P3 or P4 depending on P1, and a resulting pressure with the value of P2 serves for controlling a compensating device for achieving a compensating torque counteracting the erection effect. The invention further relates to a method for continuously regulating the erection of a tandem axle of a vehicle or a self-moving working machine.
Owner:NAF NEUNKIRCHENER ACHSENFABRIK

Intelligent stereo garage control system for new energy vehicle charging

The invention discloses an intelligent stereo garage control system for new energy vehicle charging and relates to the technical field of intelligent garages. The system comprises a wall-mounted part,a power supply part, a charging part, a control part, an intelligent terminal and a vehicle-mounted part. A server is in control connection with a base control module through a WiFi wireless communication module, the base control module performs drive control on movement of a transmission coil base. A transmission coil is mounted in a vehicle carrying board of a garage, the position of the transmission coil is adjusted through a drive module, each parking space is equipped with a charging cabinet, and wired and wireless charging of vehicles can be realized; the charging quantity and use information of parking spaces are checked remotely through an intelligent terminal, the comprehensive utilization rate of power generation equipment can be increased, energy saving and emission reduction effects can be realized, electric vehicles can be charged while the parking difficulty is solved, the cost is lower than that for independent construction of a charging pile, the wireless charging manner is more convenient, charging equipment is prevented from being erected in the open-air environment, the safety performance is high, and the floor area is saved.
Owner:合肥市春华起重机械有限公司

Wind power T-type connection line ground fault setting method

The present invention relates to a wind power T-type connection line ground fault setting method. The method comprises the following steps: 1) extracting the zero-sequence voltage and the zero-sequence current at the wind power T-type connection line protection installation position, and solving the simulation impedance and the signaling threshold value of a sender according to system parameters; 2) calculating the power direction of each side, and determining the fault direction; and 3) if the faults are the positive direction faults, determining whether blocking signals are received or not, and if the blocking signals are received, determining that faults are the external faults of the T-type connection line, and protecting the closed lock; and if the closed locking signals are not received, determining that the faults are the internal faults of the T-type connection line, and immediately performing the tripping operation. The wind power T-type connection line ground fault setting method can effectively avoid the influence of the T-type connection line topology and the wind power fault features on the T-type connection line protection configuration and considers the economy so as to ensure the selectivity, the sensitivity and the reliability of the T-type connection line protection.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING) +2

Integrated pipe trench structure applied to interregional ground line roadbed of urban rail transit project

The invention provides an integrated pipe trench structure applied to an interregional ground line roadbed of an urban rail transit project. The integrated pipe trench structure comprises a heavy-current pipe trench, weak-current pipe trenches and drainage trenches and is distributed at the two sides of a ground line roadbed of the urban rail transit project, wherein integrated pipe trenches at the two sides are laid parallel to the line roadbed, the cross-sectional structure of the integrated pipe trench I at one side comprises one weak-current pipe trench, one drainage trench and the heavy-current pipe trench, the cross-sectional structure of the integrated pipe trench II at the other side comprises one weak-current pipe trench and one drainage trench, and cover plates are respectively arranged at the tops of the heavy-current pipe trenches and the tops of the weak-current pipe trenches. The integrated pipe trench structure has the effects that the layout is compact, the arrangement is reasonable, the mutual interference is avoided, the width of the roadbed is reduced, and the floor occupation of the project is reduced; the movable cover plates are arranged, the opening is facilitated so as to inspect and repair cables, and the cables can be excellently protected from wind and sun; the pipe trenches are provided with longitudinal slopes with the gradient not lower than 0.02%, so that water accumulated in the trenches can be removed in time.
Owner:CHINA RAILWAY DESIGN GRP CO LTD

Network signal coverage system based on stratospheric airship

InactiveCN108111218AImprove network signal coverageLarge coverage areaRadio transmissionTerminal equipmentEngineering
The invention discloses a network signal coverage system based on a stratospheric airship. The stratospheric airship is arranged on a stratospheric layer; the network signal coverage system comprisesa transmitting device, a relay device and a receiving device; the transmitting device receives a network signal; the transmitting device transmits a wireless signal to the stratospheric airship according to the network signal; the relay device is arranged on the stratospheric airship; the relay device receives the wireless signal; the relay device transmits a relay signal according to the wirelesssignal; the receiving device is arranged in a coverage range of the relay signal; the receiving device is towards the relay device and receives the relay signal; the receiving device shares a hotspotsignal to surroundings according to the relay signal; any terminal device within a coverage range of the hotspot signal receives the hotspot signal; the terminal device is in communication connectionwith the receiving device by virtue of the hotspot signal; and the terminal device is accessed to the network signal by virtue of the hotspot signal. According to the network signal coverage system provided by the invention, the action distance is far, the signal coverage range is wide, the system position is set flexibly, the system cost is low, and the deployment and the maintenance are easy.
Owner:BEIJING UNIV OF AERONAUTICS & ASTRONAUTICS DONGGUAN

System for livestock fecal biological fermentation drip fertilization

The invention discloses a system for livestock fecal biological fermentation drip fertilization, including a distributed drip irrigation pipeline for dropper work,a drip irrigation water supply reservoir for suppying water to the distributed drip irrigation pipeline and providing a stable water pressure,a annular projecting support table is arranged inside of the wall of the drip irrigation water supply reservoir,the annular projecting support table divides the drip irrigation water supply reservoir into a water and fertilizer fluid storage section and a livestock manure dissolving section,the water and fertilizer fluid storage section is located above the annular projecting support table,the livestock manure dissolving section is located below the annular projecting support table,the distributed drip irrigation pipeline communicates with the water and fertilizer fluid storage section,a filters support sieve is arranged in the livestock manure dissolving section,the filter support sieve is disposed on annular projecting support table,a filter nonwoven fabric is arranged inside of the filter support sieve.the invention can use the drip irrigation technique to fertilize the bio-organic fertilizer with the livestock manure as the matrix.
Owner:滁州朝昱农业科技有限公司

Penile erection multi-parameter evaluation system based on flexible sensor and evaluation method

PendingCN111543951AAccurate hardnessAvoid repeated stimulationDiagnostic signal processingSensorsPenisMedicine
The invention provides a penile erection multi-parameter evaluation system based on a flexible sensor and an evaluation method. The penile erection multi-parameter evaluation system comprises a circumference measuring device, a hardness measuring device and a data processing device. The circumference measuring device comprises a circumference change sensor which is a flexible tensile strain sensor; the hardness measuring device comprises a radial hardness sensor and an axial hardness sensor which are used for measuring the corresponding deformation of the penis along with the change of the hardness of the penis in an erection process, and the radial hardness sensor and the axial hardness sensor are both flexible stretchable pressure sensors; and the data processing device is used for receiving data acquired by the circumference change sensor and the radial hardness sensor and processing the data. On one hand, the radial pressure change of the penis can be measured, on the other hand, the axial pressure change of the penis can be measured, then the radial hardness and the axial hardness of the penis are determined, and meanwhile the peripheral diameter change of erection of the penis and the penis blood flow and temperature are recorded.
Owner:THE THIRD AFFILIATED HOSPITAL OF SUN YAT SEN UNIV

Control system for hydrostatic energy storage type hydraulic transmission type wind turbine generator system

The invention discloses a control system for a hydrostatic energy storage type hydraulic transmission type wind turbine generator system. The system comprises an industrial personal computer located in a central control room, a first network interchanger, a main controller, a touch screen located in a cabin, a second network interchanger, a subordinate controller and a cabin control subsystem, a motor room control subsystem is connected to the main controller, the main controller is connected to the industrial personal computer through the first network interchanger, and the cabin control subsystem is connected to the back of the subordinate controller and the touch screen and is connected with the first network interchanger through the second network interchanger; a principal-subordinatedistribution system of an industrial personal computer monitoring cabin control subsystem, a motor room control subsystem and a touch screen monitoring cabin control system is constituted, different controllers arranged in the main control room and the cabin are arranged to cooperate with each other synergistically, and the system not only timely and efficiently controls the cabin and a motor, butalso achieves communications and signal transfer between the two controllers.
Owner:LANZHOU UNIVERSITY OF TECHNOLOGY

A construction method for an underground garage

The invention provides a construction method for an underground garage. According to the method, an underground garage is at least divided into two construction sections from top to bottom. The method comprises the steps of: (1) performing construction of guard posts and stand columns and forming guard walls; (2) performing the construction of the first construction section: digging earth to finish the earth digging in the first construction section, stopping digging, building middle parking platforms of the underground garage, casting outer walls via pouring, and finishing a roof of the underground garage; (3) continuing earth digging and finishing the earth digging in the second construction section, building middle parking platforms and continuing pouring of outer walls, and connecting the outer walls of the two construction sections mutually; (4) repeating the step (3) and performing construction in each construction section until the pouring of the outer walls and the building of the middle parking platforms in all the construction sections are finished, wherein the guard walls and the outer walls form wall bodies of the underground garage together. The construction method can effectively increase the construction speed of an underground garage and improve the safety of an underground garage.
Owner:JIANGSU DONGHENAN GEOTECHNICAL TECH CO LTD

Point cloud map construction method, device and equipment

The invention discloses a point cloud map construction method, device and equipment, and the method comprises the steps: obtaining the feature point information of a plurality of frames of images, the first speed information of a vehicle, and the positioning information of the vehicle, and the feature point information comprises the feature points of each frame of image and the matching relation of the inter-frame feature points; the first speed information of the vehicle comprises a first linear speed and/or a first angular speed of the vehicle, and the first speed information is measured through a wheel speed sensor; determining first pose information of the vehicle according to the feature point information and the first speed information; determining second pose information of the vehicle according to the first pose information and the positioning information of the vehicle; and performing point cloud reconstruction by using the feature point information of the multi-frame image and the second pose information to obtain a point cloud map. According to the method, the linear speed and/or the angular speed of the vehicle are/is obtained through measurement of the wheel speed sensor, the speed information of the vehicle is measured instead of an IMU, noise introduced by IMU measurement is avoided, meanwhile, erection and arrangement of the IMU are avoided, and the production cost is saved.
Owner:BEIJING HORIZON ROBOTICS TECH RES & DEV CO LTD

Winding device for straight wire tube

InactiveCN109399350AAffect the winding workAvoid the misalignment of winding and detachment from the rotating columnFilament handlingEngineeringMechanical engineering
The invention discloses a winding device for a straight wire tube. The winding device for the straight wire tube comprises a base. A transverse plate is arranged at the top of the base. A first bearing is fixedly inlaid in the transverse plate. Two symmetric vertical plates are arranged between the transverse plate and the base, and the two ends of the two vertical plates are fixedly connected with the opposite side faces of the transverse plate and of the base. The upper surface of the base is fixedly connected with a motor box, and the motor box is located below the transverse plate, and a second bearing is fixedly inlaid at the top of the motor box. According to the winding device for the straight wire tube, devices above a rotating column can be prevented from rotating when the rotating column rotates; the situation of dislocated rolling and separation from the rotating column can be avoided through the stopping of baffles during winding operation; the baffles can be pressed by thepressing blocks, and the baffles can be prevented from being erected when the rotating column rotates; the top plate can be moved up and down, and assembling and disassembling is convenient; and thewound straight wire tube can be taken down from equipment so that the winding work is more efficient.
Owner:JIANGYIN YONGCHANG TRAFFIC MACHINERY PARTS

Plastic track mechanical capable of changing curvature radius in assembling process and transmitting electric power

InactiveCN105811194ANatural insulating propertiesReduce workloadCoupling parts mountingElectric power systemCopper
The invention relates to a plastic track mechanical capable of changing curvature radius in an assembling process and transmitting electric power. The plastic track mechanism comprises a plastic track (1), a metal supporting framework (2) and a fixed hanging piece (3), wherein the plastic track (1) is made of plastic; a supporting metal slot (4) is formed in the bottom of the plastic track (1); the upper part of the metal supporting framework (2) is inserted into the supporting metal slot (4); the lower part of the metal supporting framework (2) is detachably connected with the fixed hanging piece (3); power-taking grooves (5) are formed in the side faces of the plastic track (1); copper piece slots (6) are formed in the plastic track (1); the copper piece slots (6) are formed in the inner sides of the corresponding power-taking grooves (5); conductive copper sheets (7) are inserted in the corresponding copper piece slots (6); and the supporting metal slot (4), the power-taking grooves (5) and the copper piece slots (6) are all extended along the length direction of the plastic track (1). The plastic track mechanical is capable of changing the curvature radius of the bending part on the assembling site according to installation requirements so as to well solve the existing problems.
Owner:忻琦

Video-based live ammunition and laser dual-mode target scoring system and target scoring method

The invention discloses a video-based live ammunition and laser dual-mode target scoring system and a target scoring method. The target scoring system is of a box type structure and comprises an image acquisition module, an image processing module, a wireless communication module and a power supply module before a target plate is arranged; the image acquisition module is connected with the image processing module, the image processing module is connected with a target scoring terminal through the wireless communication module, and the power supply port of the power supply module is respectively connected with the power supply ends of the image acquisition module, the image processing module and the wireless communication module. The target scoring method sequentially comprises the following steps of image acquisition, image processing and transmission of an image processing result to the target scoring terminal. The system has the characteristics of portability, simple deployment, high precision and the like. According to the method, the problems of danger and low efficiency of manual target scoring are solved, and the military training efficiency of troops is improved. The system is suitable for any live ammunition or laser shooting training field.
Owner:河北砺兵科技有限责任公司
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