76results about How to "Not easy to crash" patented technology

The invention discloses an anti-flood and anti-collision safety airbag for cars, which comprises a safety airbag, wherein the safety airbag is arranged in a car body, a front airbag is arranged in a front bumper of the car body, a rear airbag is arranged in a rear bumper, and lateral airbags are arranged at the lower parts on both sides of the vehicle body. When a collision accident of a vehicle occurs, the safety airbags rapidly expand and spring to form a buffering air cushion, absorb impact energy, protect a vehicle body, control the side tipping of the vehicle body, avoid rear-end collision and perform a buffering function for a collided object, so that the vehicle is not easily damaged and can not easily hit others. The invention greatly lightens the injured degree of the vehicle bodyas well as drivers and passengers, reduces severe traffic accidents, and lowers economic losses and casualties to the most point. The safety airbags can also be opened when people encounter a flood,and the car can float in water, thereby avoiding the car from being submerged and encountering accidents.

The invention discloses a new energy vehicle charging pile, and belongs to the field of charging piles. The new energy vehicle charging pile comprises a base, a charging pile body is arranged at the upper end of the base, and a pair of connecting lines are connected to the charging pile body; charging guns are fixedly connected to one ends of the two connecting lines, four protective strips are fixedly connected to the charging pile body, and the protective strips are located at the edge corner position in the vertical direction of the charging pile body; gun accomodating slots corresponding to the charging guns are formed in the charging pile body, a pair of second sliding slots are formed in the upper end of the base, and sliders are slidably connected into the second sliding slots; andfirst compression springs are connected between the right ends of the sliders and the inner walls of the two second sliding slots, the two sliders are fixedly connected to the lower end of the charging pile body, and a connecting groove is formed in the upper end of the base. The new energy vehicle charging pile is not prone to being damaged by a vehicle and the reduction of security risks is facilitated.

The invention relates to an intelligent control method for high beam lights and low beam lights of a vehicle on the basis of the internet of vehicles. The method comprises the steps that 1, the specific location of a key node is found on an in-vehicle map, and a target field is drawn by taking the key node as the center a circle and taking the running required distance as a radius; 2, when the vehicle makes contact with the boundary of the target field, corresponding control operations of the high beam lights and the low beam lights of the vehicle are performed; 3, when other vehicles appear in the target filed, corresponding control operations of the high beam lights and the low beam lights of the vehicle are performed; 4, the external light intensity, temperature and relative humidity orwireless signals of the vehicle are collected and compared with corresponding threshold values, and corresponding control operations of the high beam lights and the low beam lights of the vehicle areperformed. Accordingly, intelligent comprehensive control over the high beam lights and the low beam lights can be effectively and accurately achieved, the system load is small, operation is stable,and the safety is high.

The invention relates to equipment used in animal houses, in particular to a neck yoke used for sheep raised in a house. The sheep neck yoke comprises an upper end cross rod, a middle cross rod, a lower end cross rod and vertical rods on the left and the right of a sheep house, supporting rods are arranged between the upper end cross rod and the middle cross rod in the vertical direction, supporting rods are arranged between the middle cross rod and the lower end cross rod in the vertical direction, the middle cross rod is fixedly provided with a sliding rod, linkage rods are arranged on the sliding rod at intervals, and position controlling holes are formed between the linkage rods and the sliding rod and between the lower end cross rod and the supporting rods adjacent to the lower end cross rod. The sheep neck yoke is simple in structure, the sliding rod is arranged on the upper end cross rod of the sheep house in a sleeved mode, the upper ends and the lower ends of the position control holes are a part of the sheep house, the sheep neck yoke is firm and is not prone to being damaged by sheep, the service life is prolonged, materials are saved, and cost is saved.

The invention relates to the technical field of lithium batteries, and discloses a battery cell grabbing structure. A bottom surface of a horizontal guide rail is fixed on the lower surface of a top board, upper parts of a first slide block and a second slide block are slidably connected with the horizontal guide rail, lower parts of the first slide block and the second slide block are respectively fixed on top surfaces of a first slide block installation board and a second slide block installation board, a left claw and a right claw are respectively fixed at lower parts of the first slide block installation board and the second slide block installation board, fixed ends of a first air cylinder and a second air cylinder are respectively fixed at two sides of an air cylinder fixing board, telescopic ends of the first air cylinder and the second air cylinder are respectively fixedly connected with the first slide block installation board and the second slide block installation board, theair cylinder fixing board is fixed at the bottom of the top board, and the cylinder diameters of the first air cylinder and the second air cylinder are different. When the battery cell grabbing structure is used for grabbing a battery cell, the reference of the structure is maintained, a processed piece replaces an air claw, the claw is less likely to be cracked up, and the battery cell does notswing when being grabbed.

The present invention relates to an intelligent charging device which is not easily damaged and not easily stolen. The device comprises an outer housing, a step is arranged at the bottom of an inner surface of the outer housing, an inner housing is disposed above the step, a separator plate is arranged at an inner cavity of the inner housing and is configured to divide the inner cavity of the inner housing into an upper chamber and a lower chamber, a column is arranged in the upper chamber, a spring is arranged on the column, one end of the spring is fixedly connected with the column, the other end of the spring is fixedly connected with a cable, one end of the cable passes through the side wall of the inner housing and should be connected with the charging interface, a charger and a control device are arranged in the lower cavity, the output end of the charger is electrically connected with the cable, a lifting device and a storage battery are arranged below the inner housing and areelectrically connected with the control device, a top cover is arranged above the inner housing, a second accommodation groove is arranged at the upper surface of the top cover, an identification device is arranged in the second accommodation groove, and the identification device is electrically connected with the control device.

The present invention provides a conical surface detection device, which comprises a fixed base, a first dial indicator and a second dial indicator. The first dial indicator and the second dial indicator are respectively arranged on the fixed base. The first dial indicator and the second dial indicator are oppositely arranged along the same straight line. The straight line and the central axis of a conical surface are perpendicular to each other. Two intersection points of the straight line with the conical surface are respectively in contact with the first measuring head of the first dial indicator and the second measuring head of the second dial indicator. The first dial indicator and the second dial indicator are adjusted according to the standard distance between the two intersection points, and the standard taper of the conical surface, so that the actual distance between the two intersection points is measured. Meanwhile, the actual taper value and the actual taper height value of the conical surface are determined. By means of the conical surface detection device, the actual taper value and the actual taper height value of the conical surface are determined and the quick detection of the conical surface is realized. Therefore, the detection efficiency and the detection precision are effectively improved.

The invention relates to a three-phase harmonic wave source, which comprises a single chip microcomputer and a double-port parallel-port RAM (Random Access Memory), and further comprises a hardware clock, a phase-locked loop module, a 16-bit parallel-port CPLD (Complex Programmable Logic Device) counting and scanning module, a first 8-bit parallel-port D/A (Digital-to-Analog) converter, a second 8-bit parallel-port D/A converter, a third 8-bit parallel-port D/A converter and a fourth 8-bit parallel-port D/A converter, wherein the single chip microcomputer is used for writing in waveform data;the double-port parallel-port RAM is connected with the single chip microcomputer; the hardware clock is used for frequency control; the 16-bit parallel-port CPLD counting and scanning module is usedfor scanning the double-port parallel-port RAM in real time; both the first 8-bit parallel-port D/A converter and the second 8-bit parallel-port D/A converter are used for formulating an amplitude value and connected with the high-speed single chip microcomputer; and both the third 8-bit parallel-port D/A converter and the fourth 8-bit parallel-port D/A converter are used for controlling output waveforms and connected with the double-port parallel-port RAM. The output ports of the first 8-bit parallel-port D/A converter and the second 8-bit parallel-port D/A converter are connected with a first operational amplifier array; the output end of the first operational amplifier array is connected with REF (Reference) ports of the third 8-bit parallel-port D/A converter and the fourth 8-bit parallel-port D/A converter; the output ends of the third 8-bit parallel-port D/A converter and the fourth 8-bit parallel-port D/A converter are connected with a second operational amplifier array; and the second operational amplifier array is provided with a harmonic wave output end. The three-phase harmonic wave source provided by the invention has the advantages of high reliability, lower hardware cost and higher working efficiency.

The invention provides a fixing bottom case of a LED display screen module. The fixing bottom case comprises a sealing groove on the surface edge of the fixing bottom case, and a fixing portion in the sealing groove. The fixing portion is used for fixation of a LED display screen module and a cabinet. The sealing groove is used to place a waterproof seal ring. The fixing portion comprises a plurality of nuts, wherein a part of the nuts are respectively arranged near middle positions of four edges of a square, and the other part of the nuts are respectively arranged on positions of four corners of the square, the positions being moved by a safe distance toward the center of the square. The centers of the nuts are connected with each other to form a polygon. The sealing groove comprises an inner side edge and an outer side edge. The shapes of the inner side edge and the outer side edge are polygons. The center line between the inner side edge and the outer side edge is overlapped with the central connecting line of the nuts. The fixing bottom case makes the nuts uniformly distributed, and waterproof effect of the LED display screen module is good, and installation is stable. The fixing bottom case uses few nuts, and reduces cost.

A movable triangular warning board comprises a box body, wherein a first strip-shaped through groove and a triangular through groove are sequentially formed in the top side of the box body from rightto left; a second strip-shaped rack is fixedly mounted on the top side of the first strip-shaped rack on the upper side; the second strip-shaped rack is meshed with a gear on left side; the bottom sides of first sliding blocks are fixedly connected with the top sides of sliding plates correspondingly; the top sides of the sliding plates are in sliding contact fit with the bottom side of the box body; inclined plates are fixedly installed on the left side and the right side of the box body correspondingly; and rubber pads are fixedly installed on the bottom sides of the inclined plates and thebottom sides of the sliding plates correspondingly. The warning board is simple in structure, ingenious in conception, capable of being effectively prevented from being collided with to fly by passingvehicles, capable of being folded when being collided with, capable of being prevented from being rolled by gears, capable of being automatically reset after the vehicles pass, capable of continuingto warn subsequent vehicles, capable of meeting actual requirements and suitable for popularization.

The invention discloses an expressway protective fence based on waste tires and a manufacturing method thereof. The expressway protective fence comprises a concrete column, a fixing bottom plate, a fixing panel, a first bolt, a second bolt and the waste tires. The fixing bottom plate is contained in a reserved gallery below the ground, the first bolt and the second bolt are fixed to the two ends of the concrete column respectively, an internal thread structure matched with the first bolt is arranged on the fixing bottom plate, an internal thread structure matched with the second bolt is arranged on the fixing panel, the concrete column is sequentially sleeved with the waste tires in the mode that external diameters gradually become smaller, the waste tire on the bottommost layer makes contact with the fixing bottom plate, the waste tire on the uppermost layer makes contact with the fixing panel, and the waste tires are movably connected. The protective fence is manufactured by fully utilizing the waste tires, the protective fence is elastic, tough and high in strength, the functions of buffering and crack-breakage prevention can be completely achieved, and the protective fence is not likely to be crashed out during an automobile collision.

The invention discloses a hectometer stake which comprises stake marks. The stake marks which can be attached to the surface of the highway directly can be formed by spray coatings on the road shoulder on the right of a highway carriageway or on the highway surface at the center of an emergency parking strip, pasting fiber reinforced polymer (FRP) numbers on the highway surface directly or pasting FRP plates containing the stake marks on the highway surface. The hectometer stake is attached to the surface of the highway directly, and compared with hectometer stakes with certain heights in the prior art, the hectometer stake has the advantages of being short, capable of not affecting traffic safety or not easily damaging vehicle tires when the hectometer stake is impacted and rolled by vehicles and high in safety. The hectometer stake is short, so that the hectometer stake is small in material consumption, low in manufacture cost and not easy to damage; the hectometer stake can be maintained conveniently during maintenance of the highway. The invention further discloses the highway with the hectometer stake and two construction methods for the hectometer stake.

The invention provides a water quality purifying agent. The water quality purifying agent comprises a humus precursor complex composed of a ferrihydrite precursor and brown humic acid, fulvic acid, aphysiologically active substance and an antibiotic substance. The growth of microorganisms can be promoted, the activity of the microorganisms can be improved, the problem that a biofilm process is difficult to start can be solved, and by using the water quality purifying agent, the start of an aerobic biochemical pool generally only needs 5-10 days; the impact load resistance of a biochemical system is improved, and the system is not easy to crash.

The invention provides a threat evaluation method for an air target in an over-the-horizon air combat, and relates to the technical field of threat evaluation in the over-the-horizon air combat. The method comprises the steps of firstly establishing a missile model, and calculating flight data of a missile carried by a target enemy plane; determining a turning angle when the aircraft escapes according to the azimuth angle of the enemy aircraft, and further determining an escape route and a folded escape distance of the aircraft; determining the turning angle and the turning time of the enemy plane according to the azimuth angle of the enemy plane and the speed vector direction of the enemy plane; judging whether the aircraft is within the range of the enemy missile or not, and judging theattack result of the enemy aircraft to the aircraft and the total attack time by combining the flight speeds of the enemy aircraft and the aircraft; and finally, determining a threat evaluation valueof the enemy plane to the aircraft according to an attack result of the enemy plane to the aircraft. According to the method, energy is used as a basis, time is used as a unified dimension, and the judgment precision of absolute threat evaluation is effectively improved; and the output quantity units are unified, so that the judgment precision of relative threat evaluation is effectively improved.