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71results about How to "Improve collision resistance" patented technology

Car front safety anti-collision beam

The invention discloses a car front safety anti-collision beam. The car front safety anti-collision beam comprises a body, a truss and an energy suction box fixedly connected with the truss, the trusscomprises a first trapezoidal body, a second trapezoidal body and a third trapezoidal body which are connected in sequence, the transverse dimension of the second trapezoidal body is gradually decreased from the inner side of the body to the outside, and the transverse dimension of the first trapezoidal body and the transverse dimension of the third trapezoidal body are gradually increased from the inner side of the body to the outside; and the first trapezoidal body, the second trapezoidal body and the third trapezoidal body are all connected with the body. The truss disperses local impact force into the three trapezoidal bodies in the mode that one of the first trapezoidal body, the second trapezoidal body and the third trapezoidal body extrudes the other two to generate displacement, and the impact force is transmitted to the whole body through the three trapezoidal bodies so as to avoid stress concentration. Meanwhile, according to the truss structure, the rigidity of the body canbe improved, and the anti-collision performance of the body is improved.
Owner:HUAQIAO UNIVERSITY

Camera device resistant to impact and collision

The present invention provides a camera device resistant to impact and collision, belonging to the video monitoring field. The device comprises an impact-resistant body assembly and a collision-resistant body assembly. The impact-resistant body assembly is internally provided with a sealing cavity, and the sealing cavity is internally provided with an impact resistance vibration reduction assembly. The impact resistance vibration reduction assembly comprises elastic elements and a vibration reduction O-shaped circle. The elastic elements are arranged in the sealing cavity and respectively arranged at the upper and lower ends of a camera instrument, the vibration reduction O-shaped circle is arranged at the outer circle of the camera instrument, and the vibration reduction O-shaped circle and the camera are coaxially arranged. The impact-resistant body assembly further comprises a guide plate which is fixed on the camera instrument, circles with guide lug are arranged around the guide plate, the outer edge of the guide lug is arranged at the camera instrument in the protruding mode, a guide slot is arranged at the position of the sealing cavity corresponding to the guide lug, the guide lug is in clearance fit with the guide slot, and the guide lug and the guide slot are slidingly connected up and down. The camera device resistant to impact and collision is resistant to impact and collision, and convenient and rapid to install and debug.
Owner:天芯宜智能网络科技(天津)有限公司

Passenger compartment shape retention device and automobile provided with same

The invention discloses a passenger compartment shape retention device and an automobile provided with the same, relates to a passenger compartment shape retention device for protecting safety of passengers during collision of an automobile, and belongs to the field of safety devices of automobiles. The passenger compartment shape retention device comprises a front wall plate, an instrument board crossbeam and an additional support beam extending between the front wall plate and the instrument board crossbeam, and a joint of the additional support beam on the instrument board crossbeam is positioned between a steering column mounting support and a second end. The passenger compartment shape retention device is simple in structure, the additional support beam is connected with the instrument board crossbeam and the front wall plate, deformation of the additional support beam, the instrument board crossbeam and the front wall plate which are used as a combination during collision is controllable, and the additional support beam cannot be broken to cause excessively high maintenance expenditure. Besides, the additional support beam is arranged between the instrument board crossbeam and the front wall plate, and the integral collision resistance of the passenger compartment shape retention device is improved, so that rearward movement of the instrument board crossbeam and rearward movement of the front wall plate are effectively controlled, and injury to chests of passengers is relieved.
Owner:ZHEJIANG GEELY AUTOMOBILE RES INST CO LTD +1

A reinforced structure that penetrates through the front wall panel and the front floor

The invention relates to a reinforcing structure penetrating a front wall board and a front floor. The reinforcing structure comprises a right edge part and a left edge part. The left edge part comprises a front wall board left supporting component, a front floor left front reinforcing piece and an engine compartment left edge beam front section adjacent to the front wall board left supporting component and further comprises the front wall board, the front floor, a front wall board left reinforcing cross beam, an engine compartment left edge beam rear section, a left edge beam rear section outer lining board and a front-row seat installation front cross beam, all of which are connected with the front wall board left supporting component or / and the front floor left front reinforcing piece. The front wall board left supporting component is a box with a strip-shaped opening, and the upper end of the front wall board left supporting component is adjacent to the fork position of the engine compartment left edge beam front section. The opening edge of the front wall board left supporting component is welded to the front wall board, further welded to the left edge beam rear section outer lining board arranged on the lower face of the front floor and the engine compartment left edge beam rear section arranged on the lower face of the front floor in an overlapped manner and further welded to the front wall board left reinforcing cross beam. By the adoption of the reinforcing structure, the problems that the front wall board deforms and the invading amount is too large in the direct impact and bias impact processes can be solved, and the safety of a driver is facilitated.
Owner:CHONGQING CHANGAN AUTOMOBILE CO LTD

Ultra-strong underwater LED high-power trapping lamp

The invention relates to an ultra-strong underwater LED high-power trapping lamp. The ultra-strong underwater LED high-power trapping lamp comprises an upper cover plate, a lower cover plate, an LED light emitting module, a top cover and a lamp weight, wherein the LED light emitting module comprises a heat conduction lamp wick, an LED module, a waterproof plug and a light transmission shade; the heat conduction lamp wick is connected between the upper cover plate and the lower cover plate and takes the shape of a hollow cylinder; the LED module is arranged on the peripheral wall of the heat conduction lamp wick; the light transmission shade sleeves the LED module, and two ends of the light transmission shade are connected to the upper cover plate and the lower cover plate respectively; a sealing adhesive is arranged at the connecting part of the lamp wick and each of the upper cover plate and the lower cover plate; an O sealing ring is arranged at the connecting end of the light transmission shade and each of the upper cover plate and the lower cover plate; a sealing cavity is formed between the light transmission shade and the LED module and is filled with pressure-resistant cooling oil; a water inlet hole communicated with an inner hole of the heat conduction lamp wick is formed in the lamp weight; a plurality of water outlet holes communicated with the inner hole of the heat conduction lamp wick are formed in the top cover; a protective frame sleeves the light transmission shade. The ultra-strong underwater LED high-power trapping lamp has the advantages of simple structure, good collision resistance and long service life.
Owner:LEQING ANTELI ELECTRIC APPLIANCES

Sealing mechanism of edge tool box for general practice

The invention discloses a sealing mechanism of an edge tool box for general practice. The sealing mechanism comprises a barrel body, a barrel cover, a first sealing rotating plate, a second sealing rotating plate and an inner lining plate, wherein the barrel cover is arranged at the top end of the barrel body, the first sealing rotating plate is arranged at the upper end of the barrel cover, the second sealing rotating plate is arranged at the lower end of the barrel cover, the lower end of the second sealing rotating plate is provided with the inner lining plate, the periphery of the inner lining plate is fixedly connected to the inner side of the upper end of the barrel body, a limiting block is fixedly connected between the inner lining plate and the barrel cover, one end of the limiting block is fixedly connected to the inner side of the barrel body, a plurality of groups of clamping connecting blocks are fixedly connected to one side of the limiting block, and corresponding clamping grooves are formed in the inner lining plate corresponding to the clamping connecting blocks. The sealing mechanism has the advantages that the structure is simple, the use is convenient, the sealing effect is good, and edge tools are not prone to falling off after sealing, and the sealing mechanism is mainly used for sealing treatment of the medical edge tools.
Owner:王庆强

Collision-resistant prow structure of public service vessel

The invention relates to a collision-resistant prow structure of a public service vessel. The prow is a forerake snout prow. A reinforcing structure is fixedly arranged in the snout prow and comprises a longitudinal partition arranged in the central longitudinal position, a plurality of transverse partitions, a plurality of horizontal partitions and intermediate ribs, wherein the transverse partitions are welded on the longitudinal partition, and the horizontal partitions and the intermediate ribs are perpendicularly arranged at intervals. The longitudinal partition, the transverse partitions, the horizontal partitions and the intermediate ribs are welded with an outer board respectively. The collision-resistant prow structure takes the advantages of a conventional linear forerake prow of the public service vessel and adopts the forerake snout prow, the reinforcing structure of the prow is optimized by a finite element method, collision resistance of the prow of the public service vessel is improved and powerful guarantee is provided for effectively safeguarding marine rights and interests.
Owner:SHANGHAI MERCHANT SHIP DESIGN & RES INST

Reinforcing structure penetrating front wall board and front floor

The invention relates to a reinforcing structure penetrating a front wall board and a front floor. The reinforcing structure comprises a right edge part and a left edge part. The left edge part comprises a front wall board left supporting component, a front floor left front reinforcing piece and an engine compartment left edge beam front section adjacent to the front wall board left supporting component and further comprises the front wall board, the front floor, a front wall board left reinforcing cross beam, an engine compartment left edge beam rear section, a left edge beam rear section outer lining board and a front-row seat installation front cross beam, all of which are connected with the front wall board left supporting component or/and the front floor left front reinforcing piece. The front wall board left supporting component is a box with a strip-shaped opening, and the upper end of the front wall board left supporting component is adjacent to the fork position of the engine compartment left edge beam front section. The opening edge of the front wall board left supporting component is welded to the front wall board, further welded to the left edge beam rear section outer lining board arranged on the lower face of the front floor and the engine compartment left edge beam rear section arranged on the lower face of the front floor in an overlapped manner and further welded to the front wall board left reinforcing cross beam. By the adoption of the reinforcing structure, the problems that the front wall board deforms and the invading amount is too large in the direct impact and bias impact processes can be solved, and the safety of a driver is facilitated.
Owner:CHONGQING CHANGAN AUTOMOBILE CO LTD

Electronic academic certificate management system based on alliance chain

PendingCN113656839AHigh strength crash resistanceIntrusion neutralizationData processing applicationsDigital data information retrievalInformation privacyTrunking
The invention relates to an electronic academic certificate management system based on an alliance chain, and belongs to the technical field of block chains. According to the specific implementation scheme, a brand-new electronic academic license management system is provided, colleges and education departments are divided according to regional and administrative levels on the basis of an electronic academic license and block chain technology, and a college chain and a department chain are established respectively. Based on a relay cross-chain technology, data sharing and chaining among different block chains are realized, and a multi-channel, multi-organization and multi-level trust alliance chain architecture is formed. According to the architecture, on the premise of ensuring the privacy security of the academic information, the academic management and cross-department sharing efficiency is improved, and a reliable solution is provided for acquisition and sharing of the academic information.
Owner:SUZHOU UNIV OF SCI & TECH +1

User password encryption method based on improved MD5 encryption algorithm

The invention provides a user password encryption method based on an improved MD5 encryption algorithm, and relates to the technical field of information security. The method comprises the following steps: firstly, encrypting a password input by a user during registration through an MD5 algorithm to obtain the initial encrypted data, generating a random number through an elliptic curve, sending the random number to a pseudo-random number generator, generating a random character string by the elliptic curve and the pseudo-random number generator, performing bitwise exclusive OR on the random character string and the encrypted data generated by an MD5 algorithm to generate new encrypted data as a message abstract, and storing the new encrypted data in a database. And when the user logs in again, the input password is encrypted, and the encrypted ciphertext is compared with the ciphertext stored in the database for verification. According to the method, based on the improved MD5 encryption algorithm, the random character string is added after the original MD5 algorithm is operated to perform exclusive OR operation, so that the randomness and the collision resistance of the algorithm are improved, the security of the algorithm is improved, and exhaustion attack, birthday attack and differential attack can be effectively resisted.
Owner:LIAONING TECHNICAL UNIVERSITY

Thyristor packaging method

The invention discloses a thyristor packaging method. A thyristor comprises a wafer. A number of chips are arranged on the wafer, and external metal disks and lead frames are arranged on the chips. Anumber of fixing points used for fixing the chips and soldering points corresponding to the external metal disks are arranged on the lead frames. The method comprises the steps that the wafer is cut,and the wafer is divided into a number of independent chips; when the chips are pasted, a number of chips are fixed on different fixing points of the lead frames through conductive glue respectively;the conductive glue is heated and cured; at the step of wire bonding, the external metal disks on the chips are connected with the corresponding soldering points on the lead frames through wires; andat the step of packaging molding, the chips and a part of the lead frames are surrounded by a packaging material through injection molding to form a package casing. According to the method, gaps caused by loose combination of the chips, the lead frames and the package casing can be avoided at the step of packaging molding.
Owner:浩明科技(中山)有限公司

Composite type pony ladle and production method thereof

ActiveCN105033232AImprove the ability to resist collisionReduce the likelihood of breakageMolten metal conveying equipmentsSteel platesFiber
The invention relates to a composite type pony ladle and a production method thereof. The composite type pony ladle comprises a ladle body with an opening in the top. The ladle body sequentially comprises an insulation plate, high-temperature resistant fiber cotton paper and an outer shell steel plate from inside to outside. According to the composite type pony ladle, the defects that a full-ceramic pony ladle in the prior art is insufficient in tenacity and prone to being broken under the suddenly-cold and suddenly-hot conditions are overcome; and as the structure that the outer shell steel plate is combined with the insulation plate is adopted, the impacting resistance can be improved, the breaking possibility can be reduced, and safety can be greatly improved.
Owner:QIANFENG AUTOMATION EQUIP SHENZHEN CO LTD

Device for maintaining shape of passenger compartment and automobile equipped with the device

The invention discloses a passenger compartment shape retention device and an automobile provided with the same, relates to a passenger compartment shape retention device for protecting safety of passengers during collision of an automobile, and belongs to the field of safety devices of automobiles. The passenger compartment shape retention device comprises a front wall plate, an instrument board crossbeam and an additional support beam extending between the front wall plate and the instrument board crossbeam, and a joint of the additional support beam on the instrument board crossbeam is positioned between a steering column mounting support and a second end. The passenger compartment shape retention device is simple in structure, the additional support beam is connected with the instrument board crossbeam and the front wall plate, deformation of the additional support beam, the instrument board crossbeam and the front wall plate which are used as a combination during collision is controllable, and the additional support beam cannot be broken to cause excessively high maintenance expenditure. Besides, the additional support beam is arranged between the instrument board crossbeam and the front wall plate, and the integral collision resistance of the passenger compartment shape retention device is improved, so that rearward movement of the instrument board crossbeam and rearward movement of the front wall plate are effectively controlled, and injury to chests of passengers is relieved.
Owner:ZHEJIANG GEELY AUTOMOBILE RES INST CO LTD +1

Durable art painting display device

The invention discloses a durable art painting display device which comprises a bearing seat I (10) and a bearing seat II (11), wherein a bearing rod (7) is connected between the bearing seat I (10) and the bearing seat II (11); the left side part and right side part of the bearing rod (7) are both fixedly connected with the bearing seat I (10) and the bearing seat II (11) by a fastening sleeve (9); the left side part and right side part of the bearing rod (7) are both provided with a fastening spiral tooth part (8) matched with the fastening sleeve (9); multiple art painting fixing plates (1) are uniformly loaded on the bearing rod (7); an insertion-in slot (12) is formed on the left side of the art painting fixing plate (1); an insertion-out bump (13) matched with the insertion-in slot (12) is arranged on the right side of the art painting fixing plate (1); and a clamping block (2) is arranged on the front side of the art painting fixing plate (1).
Owner:黄凯瑜
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