147 results about "Head-on collision" patented technology

The invention relates to the technical field of vehicle bodies, in particular to a collision force transmission inclined strut structure. The hinge column inner plates are arranged at the two ends of the front-end large casting, one end of the inclined strut structure body is installed on the front-end large casting, the other end of the inclined strut structure body is installed on the hinge column inner plates, and the inclined strut structure body, the front-end large casting and the hinge column inner plates form a triangular stable structure. The section of the inclined strut structure body is of an M-shaped structure. The inclined strut structure has the beneficial effects that according to the technical scheme, the inclined strut structure body with the special structure is designed, one end of the inclined strut structure body is installed on the front-end large casting, and the other end of the inclined strut structure body is installed on the hinge column inner plate, so that the inclined strut structure body, the front-end large casting and the hinge column inner plate form a triangular stable structure; the inclined strut structure can effectively reduce the impact force of head-on collision on a passenger compartment, so that the safety performance of the cockpit is improved.

The invention relates to the technical field of automobile front auxiliary frames, and discloses a longitudinal beam structure of an automobile front auxiliary frame extending forwards, the longitudinal beam structure is composed of a longitudinal beam upper plate and a longitudinal beam lower plate which are in butt joint, and the rear section of the longitudinal beam structure is folded in an S shape and bent downwards to form an S-shaped collision collapse structure. The longitudinal beam structure sequentially comprises a first horizontal section, a bent inclined section and a second horizontal section from front to back, the thickness of the bent inclined section is gradually reduced from front to back, and the width of the longitudinal beam structure is gradually reduced from the front end and the rear end to the middle position, so that a V-shaped collision collapse structure is formed; the longitudinal beam structure extending forwards is additionally arranged on the ingot beam type front auxiliary frame, a force transmission path is additionally provided during front collision of the automobile, and the collision safety performance is improved. The longitudinal beam structure is locally weakened, collapse grooves, S-shaped collision collapse deformation structures and V-shaped collision collapse deformation structures are designed, collapse deformation is increased, and the collision energy absorption performance is improved.

The present invention provides a vehicle underbody structure that can suppress deformation of the front floor panel during a frontal collision while keeping manufacturing costs and vehicle weight increases to a minimum. [Solution] The vehicle 1 comprises a dash panel 16, a pair of front side frames 11, a pair of body frames 17, a tunnel 14, a pair of tunnel side frames, a floor panel 18, and a pair of reinforcing members 20. The pair of tunnel side frames are integrally provided with the tunnel 14 so as to extend in the front-rear direction along both sides of the tunnel 14 in the vehicle width direction, and have a U-shaped cross-section that bulges downward. The reinforcing members 20 have a bulging portion with an inverted U-shaped cross-section that bulges upward, and are positioned adjacent to the joint between the dash panel 16 and the floor panel 18, and are provided to form a closed cross-section in cooperation with a part of the longitudinal direction of the tunnel side frame with a part of the floor panel 18 sandwiched in between.

The objective is to obtain a vehicle body structure that suppresses the residual deformation of components positioned in front of the motor unit in the longitudinal direction of the vehicle during a frontal collision, and that reduces the constraints on the size of the battery that can be mounted. [Solution] The vehicle body structure S includes a motor unit 30 to which power is supplied and which outputs driving force for driving; a skeletal member 11 which is integrally molded by die casting and forms the frame of the vehicle, is disposed on the rear side of the vehicle of the motor unit 30 and includes a support portion 28 that supports a part of the motor unit 30; a protruding portion 36 provided on the motor unit 30 and projecting toward the skeletal member 11 side; and a recess provided on the support portion 28, which is open toward the motor unit 30 side and into which the protruding portion 36 is fitted.

The utility model relates to the technical field of vehicle body structures, aims to solve the problem of how to improve the safety during front collision and side collision of a vehicle, and provides a floor structure and the vehicle. The floor structure comprises a floor, a first beam assembly and a second beam assembly. The first beam assembly is arranged on one side of the floor and comprises a plurality of first cross beams, the first cross beams are arranged at intervals in the length direction of the vehicle, and the first cross beams extend from one end, in the width direction of the vehicle, of the floor to the other end of the floor. The second beam assembly is arranged on the other side of the floor and comprises a plurality of longitudinal beams, the longitudinal beams are arranged at intervals in the width direction of the vehicle, and the longitudinal beams extend to the other end of the floor from the end, in the length direction of the vehicle, of the floor. The side collision and front collision protection device has the beneficial effects that the lateral force transmission capacity and the forward force transmission capacity are improved, and therefore the safety of side collision and front collision of a vehicle is improved.

Safety device for a vehicle, in particular motor vehicle, comprising a steering gear (3), and a load path extension element (4, 5) which is configured to absorb an impact force resulting from a frontal impact of the vehicle on an obstacle (10) with a lateral overlap of the vehicle with the obstacle (10) within a predetermined area with respect to one vehicle width, wherein the impact force is transmitted by the load path extension element (4, 5) at least partially transversely to a longitudinal direction (X) of the vehicle towards a lateral outer edge of the vehicle located away from the obstacle (10) to the steering gear (3), characterized by that the load path extension element (4, 5) is connected to the steering gear (3) in such a way that an impact force absorbed by the load path extension element (4, 5) in the frontal impact with lateral overlap is directed in a direction transverse to the longitudinal direction of the vehicle onto the steering gear (3) in such a way that the steering gear (3) is thereby displaced in the direction of the lateral outer edge of the vehicle located furthest from the obstacle (10).

The utility model belongs to the technical field of triangular gates, and discloses a triangular gate anti-collision plate which comprises a fixed plate body and a movable plate body which are arranged in parallel, elastic buffer rods which are evenly distributed are connected between the fixed plate body and the movable plate body, and a buffer strip is arranged at the position, close to the edge, of one side, close to the movable plate body, of the fixed plate body. Buffering assemblies arranged at equal intervals are arranged on the side, away from the fixed plate body, of the movable plate body, when a ship collides with the movable plate body, the movable plate body can move for buffering, impact force is buffered through elastic buffering rods, the elastic buffering rods can protect buffering springs, and the buffering effect is improved. The buffer springs are prevented from being corroded to affect the service life, when non-front-face collision occurs, the rotating cylinders can rotate to release force, buffering is conducted through deformation of the rotating cylinders and the fixing blocks, meanwhile, the movable plate body displaces, buffering is conducted through the elastic buffer rods, and the anti-collision effect can be greatly improved.

The application discloses an anti-impact high-toughness low-VOC environment-friendly bumper, which comprises a collision rod, a buffer mechanism and a fixing base, the buffer mechanism comprises a connecting base, a connecting rod and a shock-absorbing ball cage, the connecting base is fixed to the inner side of the collision rod, the shock-absorbing ball cage is fixed to the fixing base, one end of the connecting rod is connected with the connecting base through a universal ball head, the other end of the connecting rod is fixed with a spherical impact part, the spherical impact part extends into the interior of the shock-absorbing ball cage, the inner wall of the shock-absorbing ball cage is provided with an elastic buffer pad layer, a plurality of connecting blocks are arranged on the opening side of the shock-absorbing ball cage, the connecting blocks are provided with first mounting holes, a connecting ring is fixed to the connecting rod, corresponding second mounting holes are arranged on the connecting ring, and springs are connected between the first mounting holes and the second mounting holes. The application is provided with multiple buffer structures, can effectively resist impact force, and can effectively buffer even if subjected to a front collision at a position height of the non-collision rod, so that the buffer structure is prevented from being disabled.

The utility model provides a low-voltage maintenance power-off control device and a vehicle, the low-voltage maintenance power-off control device comprises a vehicle control unit, a first maintenance switch and a second maintenance switch, the first maintenance switch is located in a front cabin of the vehicle, and the second maintenance switch is located in a member cabin of the vehicle. The first maintenance switch and the second maintenance switch are diagonally arranged along the longitudinal axis of the vehicle; a shell of the whole vehicle controller is provided with a high-voltage power-off control interface, the first maintenance switch and the second maintenance switch are connected in series through a wire harness to form a series circuit, one end of the series circuit is connected with a high-voltage power-off signal source, and the other end of the series circuit is connected into the high-voltage power-off control interface. By arranging the first maintenance switch and the second maintenance switch, rapid and safe power failure of a vehicle high-voltage system loop is achieved, a vehicle body structure does not need to be disassembled, operation is convenient, and when a front cabin cannot be opened due to front collision of a vehicle, a member cabin door can be opened to operate the second maintenance switch so as to complete power failure. The applicability is improved.

A road vehicle having a roll axis, a pitch axis, a yaw axis, a chassis and two front wheels; wherein each front wheel comprises a front suspension lever connecting the corresponding front wheel to the chassis; wherein each front suspension lever is substantially shaped in the form of a triangle with a first vertex coupled to the corresponding front wheel and the remaining two vertices coupled to the chassis at a front attachment point and at a rear attachment point, respectively, with respect to the direction of travel along the roll axis; wherein the coupling between the front vertex of the front suspension lever and the chassis comprises a break-in invitation zone.

The invention relates to a system and method for protecting pedestrians in the event of a frontal collision with a vehicle (50). The system (100) comprises a movable outer structure (20) arranged above an A-pillar (10) of the vehicle (50); a spreading module (200) arranged in an A-pillar (10) of the vehicle (50) and connected to the outer structure (20), the spreading module (200) comprising a spreading element (220) arranged in a folded state within the A-pillar (10); a release mechanism (300) configured to move the spreading element (220) into an unfolded state; and a sensor device (30) configured to detect an impending collision of the vehicle (50) with a pedestrian or another road user and to activate the release mechanism (300).wherein when the spreading module (200) unfolds, the outer structure (20) is raised to create additional deformation space for the head impact of a pedestrian, and wherein when the pedestrian impacts the outer structure (20), the spreading element (220) is plastically deformable to absorb the impact energy of the pedestrian.

A frontal collision load is efficiently transmitted from a front frame to the rear of a vehicle. Side sills along left and right sides of a floor panel overlap a lower end of a respective outer hinge pillar in an inward displaced shape in which a lower portion is displaced inward in a vehicle width direction. A rear portion of each of left and right side front frames in a front space of a dash panel is a rear enlargement portion gradually enlarged toward a rear end and is part of a cast body, a rear end portion of which is joined to the dash panel. The rear end of the cast body overlaps a front end portion of each of the side sills and a front end portion of a tunnel side frame in a tunnel portion of the floor panel.

To provide a front structure of an electric vehicle capable of protecting a connector of a power cable in a head-on collision by a space-saving, lightweight and low-cost structure.SOLUTION: The front structure 1 includes a driving motor unit 10 and a power supply unit 20 that are mounted in a front portion of the electric vehicle, a power cable 40 that electrically connects the units to each other, and a compressor bracket 50 for fixing an electric compressor 30 to one side surface portion of the driving motor unit 10 in the vehicle width direction. The motor side connector 41 of the power cable 40 is disposed between the driving motor unit 10 and the electric compressor 30 in a top view, and the compressor bracket 50 is disposed so as to cover the motor side connector 41 from the outer side in the vehicle width direction in a top view.SELECTED DRAWING: Figure 1

The application provides a restraint system parameter optimization method and device, terminal equipment and a storage medium. The method comprises the following steps: obtaining a B column acceleration waveform of a target vehicle model in a frontal collision process; performing waveform conversion on the B column acceleration waveform according to internal passenger space measurement results of the target vehicle model to obtain a passenger acceleration response curve in a passenger-vehicle relative displacement domain; generating a passenger energy density absorbed by a restraint system in the frontal collision process according to the passenger acceleration response curve; and updating a restraint system parameter design scheme based on the passenger energy density to obtain an optimized value of the restraint system parameter of the target vehicle model. The application can improve the safety and effectiveness of the restraint system.

A detachable battery structure of a fuselage including a floor unit positioned on a fuselage, a battery unit fastened to the floor unit and configured to receive a load in the event of a frontal collision of the fuselage, a battery unit extension fastened to a window frame of the fuselage and configured to transmit the load to the battery unit in the event of the frontal collision of the fuselage, a crash unit positioned in front of the window frame, and a dash reinforcement assembly fastened to the window frame and positioned on a rear surface of the crash unit, wherein the dash reinforcement assembly moves backward in the event of the frontal collision of the fuselage so that the battery unit extension moves in a longitudinal direction, and the battery unit is configured to move backward to be detached from the floor unit.

The invention relates to a system for protecting a vehicle headlight (30) installed in a vehicle body (20) in the event of a frontal impact, comprising a vehicle headlight (30) and a thrust element (50) rigidly connected to a headlight housing (34) of the vehicle headlight (30) or the vehicle body (20), which is designed to selectively absorb energy in the event of an impact and to displace the vehicle headlight (30) into a free installation space (70) below a fender of the vehicle by means of a controlled force application.

The invention provides a vehicle body front structure and a vehicle. The vehicle body front structure comprises a reinforcing structure, a front floor longitudinal beam and a seat front cross beam, wherein the reinforcing structure and the front floor longitudinal beam are arranged on a front wall plate lower plate and a front floor panel, and the seat front cross beam is arranged on the front floor panel. The reinforcing structure and the front floor longitudinal beam extend in the front-back direction of the whole vehicle and are located on the upper side and the lower side of the front floor panel, and the projections of the reinforcing structure and the front floor longitudinal beam in the up-down direction of the whole vehicle are at least partially overlapped. The front end of the reinforcing structure is connected with the rear section of the engine room longitudinal beam, and the rear end of the reinforcing structure is connected with the seat front cross beam. According to the vehicle body front structure, the reinforcing structure and the front floor longitudinal beam which are located on the upper side and the lower side of the front floor panel are arranged on the front wall plate lower plate and the front floor panel, so that a force transmission channel for transmitting collision force of the rear section of the engine room longitudinal beam backwards to the seat front cross beam in a penetrating mode can be formed; and the invasion amount of the vehicle to the foot position in the frontal collision can be reduced, so that the torsional rigidity and the collision safety of the vehicle body can be improved.

Provided is a vehicle passenger seat airbag device and a vehicle passenger seat airbag control method. The vehicle passenger seat airbag device includes an airbag that is housed in an instrument panel of a vehicle and that is inflated and deployed toward an occupant seated on a passenger seat by supplying gas from an inflator. When a front collision of the vehicle is predicted or detected in a state in which a reclining angle of a seat back of the passenger seat is set to be equal to or greater than a predetermined angle, a position of a deployment surface of the airbag that comes into contact with the head of the occupant is changed to a second position that is located further to the rear of the vehicle than a first position when the reclining angle of the seat back is less than the predetermined angle.

The present invention relates to a front body reinforcement structure provided to improve a frontal collision response performance of a vehicle. The front body reinforcement structure includes front side members provided at left and right sides of a front body to extend in a front-rear direction of the body. A cross member is installed to be connected between the front side members at the left and right sides, the cross member having a shape curved in an arc shape. Further, support brackets are installed to be connected between left and right side portions of the cross member and the front side members to support the cross member at each of the front side members.

When a four-point seat belt is integrated into the seat structure, the shoulder belt load is concentrated on the upper part of the seat back frame during a frontal collision. This provides an occupant restraint seat that ensures good occupant restraint without causing a significant increase in frame reinforcement or weight due to an increase in the forward tilting moment. [Solution] A neck anchor 5 is provided on the upper part of the seat back 41 to guide the shoulder belt 31R, and the neck anchor is attached to a subframe 11 supported by the seat back frame 10 via a connecting part and an extension load element. In the event of a collision, the connecting part is detached with a predetermined load, the extension load element is extended and a load is generated, and the neck anchor and subframe are moved in the direction of the occupant's movement, thereby absorbing the occupant's kinetic energy and reducing the peak load of the forward tilt moment generated in the seat back frame.

The present invention relates to a road warning system with detection of wrong-way traffic on one-way roads (70), capable of preventing accidents such as head-on collisions, chain collisions, and / or collisions with pedestrians. The system (70) comprises: (i) a plurality of movement sensors and / or a video and / or photographic camera (20), configured to identify any vehicle traveling the wrong way on the roads; (ii) a computer system for detecting vehicle movements calibrated as potentially hazardous, including wrong-way traffic (10), configured to issue a wrong-way traffic warning; (iii) a plurality of illuminated strips including light-emitting diodes (LEDs) (30), configured to light up based on said issuing of a wrong-way traffic warning; (iv) a metal structure suitable for securing the plurality of illuminated strips (30); and (v) a plurality of illuminated information panels (40).

The utility model discloses a reinforced A column structure and a flat-top vehicle, the reinforced A column structure comprises an inner side plate and an outer side plate, the inner side plate and the outer side plate respectively comprise a convex area extending along the length direction of the vehicle, and the inner side plate and the outer side plate are fixedly connected to form a cavity structure; the protruding area is at least partially embedded into the concave structure of the doorsill inner plate assembly and is fixedly welded to the doorsill inner plate assembly. The inner side plate and the outer side plate which are split are combined to form the A-column structure, so that the A-column structure is easy to process, the inner side plate and the outer side plate are attached and fixed to form the cavity structure, and the protruding area is embedded into the threshold inner plate assembly, so that a supporting effect is provided for the A-column structure based on the threshold inner plate assembly when a vehicle is in frontal collision, and the safety of the vehicle is improved. Meanwhile, under the working condition of large collision force, the cavity structure can reduce energy transmitted into the cab through the energy absorption deformation effect, and therefore the safety of a driver is improved.

To provide a front vehicle structure that can reliably drop the drive unit diagonally downwards from the dashboard panel during a frontal collision, thereby mitigating the impact transmitted from the drive unit to the dashboard panel. [Solution] The rear mounting device 10 of the front structure of the vehicle 1 has a mounting portion 12 fixed to the cross member 3 and a mounting bracket 13 connected to the mounting portion 12 and the drive unit 5, and a dash panel 25 is positioned above the mounting portion 12. The dash panel 25 has inclined lower surfaces 25a and 28a that slope downward from front to rear. The rear mounting device 10 has a mass 14 provided on the upper part of the mounting portion 12 and having an inclined upper surface 14a that slopes downward from front to rear, and the mass 14 is positioned higher than the lower end 28b in the inclined direction of the inclined lower surfaces 25a and 28a.

This utility model relates to the field of automotive parts technology and discloses a front bumper assembly structure for new energy vehicles. The structure includes a front bumper body with an energy-absorbing mechanism inside. The energy-absorbing mechanism includes an arc-shaped front panel, multiple corrugated connecting plates fixedly connected to the outside of the arc-shaped front panel, an elastic buffer layer fixedly connected to the outside of the corrugated connecting plates, a honeycomb structure layer fixedly connected to the outside of the elastic buffer layer, a foam filling layer fixedly connected to the outside of the honeycomb structure layer, and a thin metal plate layer fixedly connected to the outside of the foam filling layer. In this utility model, during a frontal collision, the impact force is first buffered by the outer layer of the bumper, then transmitted to the front bumper body, causing the arc-shaped front panel to disperse the impact force. Subsequently, multiple layers absorb energy in stages, and the thin metal plate layer blocks the inward transmission of energy, reducing the impact on the vehicle body and battery pack, resulting in more balanced protection.

The invention provides a vehicle body structure and a vehicle. The vehicle body structure comprises a front wall assembly, a floor assembly and a reinforcing frame arranged between the front wall assembly and the floor assembly. The floor assembly comprises a middle channel, the reinforcing frame is arranged above the middle channel and extends in the front-back direction of the whole vehicle, the reinforcing frame comprises a plurality of longitudinal beams arranged at intervals and a plurality of cross beams connected between every two adjacent longitudinal beams, and the front end and the rear end of each longitudinal beam are connected with the front wall assembly and the middle channel respectively. According to the vehicle body structure, the reinforcing frame is arranged above the middle channel, the multiple longitudinal beams and the multiple cross beams in the reinforcing frame are simple in structure and convenient to machine and form, the front ends and the rear ends of the longitudinal beams are connected with the front wall assembly and the middle channel correspondingly, so that the middle channel and the reinforcing frame are matched up and down, and the supporting stability of the front wall assembly is improved; the front collision force is transmitted backwards through the reinforcing frame and the middle channel at the same time, so that the front wall invasion amount is reduced, and the collision safety of a vehicle body is improved.

A vehicle (1) is described, comprising an engine mount (2) extending in the longitudinal direction (X) of the vehicle and an axle carrier (3) of a front axle (4), which is connected to the engine mount (2) via a connecting unit (5). The connecting unit (5) includes a sleeve (6) which is arranged in a receptacle (8) of the engine mount (2) and is bonded to the engine mount (2). An actuating element (11) is arranged in the longitudinal direction (X) of the vehicle upstream of the sleeve (6), the crash area (12) of which faces the sleeve (6).During a frontal collision, the actuator (11) can be moved in the longitudinal direction (X) of the vehicle from a rest position, in which the functional connection between the crash area (12) of the actuator (11) and the sleeve (6) is severed, to an active position in the direction of the sleeve (6), in which the actuator (11) with its crash area (12) is functionally connected to the sleeve (6) and the actuator (11) applies crash energy to the sleeve (6). Above a threshold crash energy, the actuator (11) at least partially releases the material bond between the motor mount (2) and the sleeve (6).

The present disclosure relates to a vehicle including a subframe; the battery pack is located on the rear side of the auxiliary frame and provided with an interface, and the interface comprises at least one of a high-voltage interface, a low-voltage interface and a cooling system interface; the protective structure is respectively connected with the auxiliary frame and the battery pack, and the protective structure is arranged on the lower side of the interface and covers the interface; the protection structure has a width in the left-right direction of the vehicle, and the width of the front end of the protection structure is larger than that of the rear end of the protection structure. According to the vehicle, the safety performance of the battery pack during vehicle head-on collision can be improved.