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171results about How to "Improved crash protection" patented technology

Multifunctional graded vibration absorption type automobile bumper device

The invention discloses a multifunctional graded vibration absorption type automobile bumper device. The multifunctional graded vibration absorption type automobile bumper device comprises a bumper shell, damping oil cylinders, a speed sensor and a controller, wherein the speed sensor is electrically connected with the controller; the multifunctional graded vibration absorption type automobile bumper device further comprises a plurality of vibration absorption springs which are located between the bumper shell and a frame transverse beam, and spring fixing seats which are fixed on the frame transverse beam in parallel; and the vibration absorption springs are arranged on the spring fixing seats in a sleeving manner. According to the multifunctional graded vibration absorption type automobile bumper device, the automobile driving speed is detected by the speed sensor; when the automobile driving speed exceeds an over-speed state, piston rods of the damping oil cylinders are controlled by the controller to be at a stretching-out state, so that the anti-collision preparation is made in advance and the collision protection performance is good; a plurality of grades of vibration absorption parts including the damping oil cylinders, the bumper shell, the vibration absorption springs, an energy absorption box and the like are arranged, so that collision energy can be consumed layer by layer in a collision process and the absorption consumption amount of the collision energy is great; and an energy absorption and vibration absorption process is stable, so that the life safety of people in an automobile can be guaranteed.
Owner:CHONGQING YONGHONG CHENJI IND

Charge pile with anti-collision function for shared automobiles

The invention discloses a charge pile with an anti-collision function for shared automobiles. The charge pile comprises a charge pile body, fixing pipes, anti-collision barrels, a coiling box, a take-up barrel, elastic shifting sheets and a check block. A fixing rod is arranged on the top of the charge pile body, the fixing pipes are connected with a base by connecting rods, the anti-collision barrels are mounted on vertical shafts, the charge pile body is connected with a power wire, the coiling box is positioned on the upper side of a storage box, a transverse shaft is connected with an endof an elastic assembly, the take-up barrel is mounted on the transverse shaft, the elastic shifting sheets are mounted at the edge of a wheel disc, a control rod is mounted on the coiling box, and thecheck block is connected with the bottom of the control rod. The charge pile with the anti-collision function for the shared automobiles has the advantages that the charge pile has the anti-collisionfunction and can be effectively protected; charge electric wires can be effectively stored, accordingly, the problem of damage to exiting electric wires due to the fact that the existing electric wires are randomly placed on the ground can be solved, and the charge pile is reasonable in design.
Owner:NANJING LINGYA AUTOMOBILE TECH RES INST

Combined supporting structure for transverse shock resistance of three-span bridge

ActiveCN111705628AImproved lateral shock absorptionImprove lateral buffer protectionBridge structural detailsProtective buildings/sheltersSupporting systemArchitectural engineering
The invention particularly relates to a combined supporting structure for transverse shock resistance of a three-span bridge and aims to solve the problem that an existing bridge supporting structureis poor in transverse shock resistance is solved. According to the combined supporting structure for the transverse shock resistance of the three-span bridge, two limiting blocking tables are integrally arranged on the edge of the upper surface of a bent cap; a bearing table is horizontally arranged between the two limiting stop tables; a plurality of sliding grooves are formed in the bent cap; aplurality of sliding seats are arranged on the lower surface of the bearing table; a plurality of hydraulic dampers are connected between the bearing table and the two limiting blocking tables; a plurality of limiting columns are connected between two connecting lugs; pier caps sleeve the limiting columns in a sliding mode; two upper connecting frames are fixedly connected to the two connecting lugs; and two shock absorbers are horizontally connected to the bottoms of the two upper connecting frames respectively. Through the multiple-transverse shock absorption supporting system, the transverse shock absorption effect of the bridge is effectively improved, and transverse buffer protection effects on structures such as a bridge body and bridge piers are improved.
Owner:SHANXI TRAFFIC PLANNING PROSPECTING & DESIGN INST

Intelligent-home floor cleaning device based on artificial intelligence

The invention discloses an intelligent-home floor cleaning device based on artificial intelligence. The intelligent-home floor cleaning device comprises driving devices, cleaning devices and an anti-collision protection device, wherein the driving devices are arranged at the lower portion of one side of a shell and symmetrically distributed; the cleaning devices are located at the upper portion and the lower portion of one side of the shell, and the anti-collision protection device is arranged at the top of the shell; the driving devices comprise universal wheels, the universal wheels are arranged at the upper portion of one side of the shell, the left end and the right end of one side of the shell are each provided with a driving wheel, and driving rotating shafts which are coaxially connected penetrate through the middles of the two driving wheels, and are coaxially connected with an output end of a driving motor; the two sides of each driving rotating shaft are each provided with adamping device, the damping devices comprise bearings, and the bearings sleeve the driving rotating shafts. The intelligent-home floor cleaning device based on artificial intelligence has the good anti-collision protection performance, and can provide the good damping noise reduction effect when the device works, disassembling and assembling are easy, and using convenience is improved.
Owner:WUHU LERUISI INFORMATION CONSULTING

An anti-collision high-frequency transformer with good stability

The invention discloses an anti-collision high-frequency transformer with good stability, including a high frequency transformer body, the two side walls of the high-frequency transformer body are connected with terminal rods arranged symmetrically, and symmetrically arranged guide grooves are arranged at the middle positions of the two side walls of the high-frequency transformer body, a guide rod is slidably connected with the guide groove, One end of the guide rod extends to the outside of the guide groove and is connected with an anti-collision plate. The circumferential side wall of the guide rod is sleeved with a first spring, and the two ends of the first spring are respectively connected with the side close to each other of the anti-collision plate and the high-frequency transformer body. The middle position of the top end of the high-frequency transformer body is provided with a two-axis motor through screws. The invention has novel structure, and the device has good anti-collision protection effect when in use, and the device can assist the high-frequency transformer to dissipate heat in time, so that the service performance of the high-frequency transformer is stable, the service life of the high-frequency transformer is prolonged, and the device is suitable for popularization.
Owner:浙江长兴瑞和电子科技有限公司
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