603 results about "Side impact" patented technology

The invention relates to the technical field of vehicle safety, in particular to a pedestrian body model chest injury risk curve adjusting method. Comprising the following steps: analyzing the relationship between the speed and the chest injury risk, and drawing a first curve between the vehicle speed and the injury risk based on accident statistical data; fitting data of a rib cortical bone uniaxial stretching material mechanics experiment; constructing a vehicle-pedestrian side impact simulation experiment matrix under different working conditions, and generating a simulation sample number; extracting the rib strain of the human body model in the sampling model, calculating the fracture probability of a single rib of the chest of the human body model, and then calculating the maximum simple injury probability of the specified chest of the human body model; fitting the relationship between the vehicle speed in the simulation model and the chest injury risk of the human body model, and drawing a second curve between the vehicle speed in the sample and the chest injury risk of the pedestrian model; and constructing an objective function according to the difference between the first risk curve and the second risk curve. According to the technical scheme, the accuracy of accident damage prediction can be improved.

The invention relates to a vehicle dynamic adjustment method for a side collision accident, and the method comprises the following steps: S1, collecting vehicle body multi-dimensional information data information, vehicle environment information data information and vehicle passenger information data information, and building a real-time updated data model through data fusion; training a neural network according to virtual collision data generated by the vehicle collision simulation software to obtain a collision risk prediction model; s2, inputting data in the model into a collision risk prediction model to obtain the injury degree of a passenger and collision prediction position point information, dividing the state between a vehicle and a potential collision object into different risk levels, and generating a risk map; and S3, the vehicle adjusting system adjusts the height, the speed and the seat posture of a vehicle suspension system and a vehicle safety belt according to the different risk levels, risk prompting is carried out on vehicle passengers so as to reduce the risk levels, and the risk map is updated in real time. According to the invention, the safety of passengers in a side collision accident can be improved.

A vehicle lower body structure to prevent transmission of a collision load during a side collision to a battery includes an outer reinforcement, fixed to an outer wall portion of a first side sill, which overlaps an area where a battery is disposed in a vehicle front-rear direction; and an inner reinforcement, fixed to an inner wall portion of a second side sill, which overlaps a cross member in the vehicle front-rear direction. The outer reinforcement includes an overlapping portion that overlaps the inner reinforcement in an up-down direction. The inner reinforcement includes a horizontal surface portion extending in the vehicle front-rear direction and a vehicle width direction; and a vertical surface portion extending in the up-down direction and the vehicle width direction and fixed to the horizontal surface portion, an inner upper wall portion, and the inner wall portion.

A lower vehicle-body structure of a vehicle is provided that increases energy absorption in a side collision. A vehicle body includes a first reinforcement (main reinforcement) and a third reinforcement (sub-reinforcement) which are disposed in a closed cross-section of a side sill. The first reinforcement has a hat shape including an upper wall (second wall), a lower wall (first wall), and a vertical wall extending in an up-down direction. The third reinforcement and lower wall together form a plurality of second closed cross-sections (sub-closed-cross-sections). The third reinforcement is disposed on a lower surface of the lower wall. The side sill inner portion includes a corner portion that is a deformation promoting portion to be deformed inward of the side sill in a side collision of the vehicle such that it is brought into contact with the third reinforcement from the outer side in the up-down direction.

A vehicle passenger protecting device includes: a side airbag installed at least in a vehicle transverse direction outer side end portion of a headrest of a vehicle seat, and configured to, due to gas supplied at a time of a side collision, inflate and expand toward a vehicle front side at least at a vehicle transverse direction outer side of a head of a passenger seated on the vehicle seat; and a curtain airbag that is installed in at least a roof side rail of the vehicle, and that inflates and expands toward a vehicle lower side due to gas being supplied thereto at a time of a side collision of the vehicle. The side airbag for a head is configured so as to inflate and expand only in a case in which a seatback of the vehicle seat has been reclined by a predetermined angle or more.

A side impact protection mechanism is provided and is disposed on a lateral wing of any component of a child carrier and includes a side impact protection block, a locking component and an operating component. The side impact protection block is switchable between a folded position and an unfolded position, so that the side impact protection block is closely fitted with or at least partially protrudes from the lateral wing. The locking component is switchable between a locking position and a releasing position, so that the side impact protection block is restrained from leaving from the unfolded position or allowed to pivot from the unfolded position to the folded position. The operating component can drive the locking component to move toward the releasing position.

The invention relates to a combined type multi-cell structure filling threshold beam assembly. Comprising two C-shaped thin plates and a combined multi-cell structure filling structure. The combined type multi-cell structure filling structure comprises a front end different-plane vertex reinforced multi-cell honeycomb, a rear end coplanar vertex reinforced multi-cell honeycomb and a connecting plate; the front-end different-plane vertex reinforced multi-cell honeycomb comprises a plurality of axially-serially-connected reinforced cell elements which are distributed along the axial direction of the doorsill beam and have orthohexagonal sections; the rear-end coplanar vertex reinforced multi-cell honeycomb comprises a plurality of thin-wall cell elements which are transversely distributed along the threshold beam and have regular hexagonal sections, the plurality of thin-wall cell elements form a coplanar multi-cell honeycomb structure by overlapping boundaries, and the inner sections of the regular hexagons are circular, so that arc-shaped reinforced cell walls are formed at the vertex positions of the regular hexagons; and the radiuses of the internal circles from the middle to the two sides are gradually increased. Large collision energy is transmitted and absorbed when a vehicle is subjected to front-face small-overlap offset collision and side-face collision, and the impact resistance of the threshold beam structure is improved.

The invention discloses a vehicle body protection structure and a vehicle. The vehicle body protection structure comprises a vehicle frame longitudinal beam, a doorsill and a protection piece. A doorsill is arranged on at least one side of the frame longitudinal beam, a first gap is formed between the frame longitudinal beam and the doorsill, and at least part of the protection piece is arranged in the first gap. The protective part is arranged between the doorsill and the longitudinal beam, side face supporting is provided for the doorsill, the possibility that the doorsill turns over and deforms in the collision process is reduced, and the doorsill can be fully crushed and deformed when bearing side face collision; meanwhile, the protection piece can transmit side collision force borne by the threshold to the frame longitudinal beam, the high-strength frame longitudinal beam is used as a main force bearing part, the collision deformation of the vehicle body can be reduced, and therefore the safety of the vehicle is effectively protected.

The invention discloses measuring equipment for a tunnel construction site, and relates to the field of construction measuring equipment, the measuring equipment comprises a measuring vehicle, a driving arm is rotatably mounted on the measuring vehicle, and two measuring instruments are movably mounted on the driving arm; the device also comprises an impact rebound protection device, and the impact rebound protection device is disposed on the measuring vehicle. It needs to be explained that falling rocks can be effectively bounced off through the arrangement of the side impact plates and the front impact plate; if the falling rockfall is too large, the measuring instrument can be stored in the measuring vehicle to be protected, the rotary storage shaft drives the synchronous supporting rotating frame to rotate, the measuring vehicle is lifted, the rockfall slides away, safety of equipment on the measuring vehicle is further guaranteed, the synchronous supporting rotating frame can be pushed to move, and then the supporting area of the measuring vehicle is enlarged; in addition, when falling rocks fall on the front impact plate, the active cleaning strip moves transversely to pull away the falling rocks on the front side of the measuring vehicle, and cleanliness of the advancing path of the measuring vehicle is guaranteed.

To provide a lower vehicle body structure for a vehicle that is able to achieve both improvement in an amount of energy absorption by a side sill in the event of vehicle side collision and improvement in side sill rigidity in normal traveling.SOLUTION: A lower vehicle body structure for a vehicle includes an outer side reinforcing member 13 and an inner side reinforcing member 14 inside a side sill 2. Ridge lines 11f, 11g extending in a longitudinal direction are formed between an outer vertical wall portion 11a and an outer top plate portion 11b of the side sill 2 and between the outer vertical wall portion 11a and an outer bottom plate portion 11c of the side sill, respectively. The inner side reinforcing member 14 is fixed to an inner vertical wall portion 12a, and has a to-be-fitted portion 15 that is fitted to the outer side reinforcing member 13 in the event of vehicle side collision. The outer side reinforcing member 13 has: a fitting portion 18 that fits in the to-be-fitted portion 15; and brace portions 17a, 17b that connect at least one of a space between the outer vertical wall portion 11a and the outer top plate portion 11b and a space between the outer vertical wall portion 11a and the outer bottom plate portion 11c, across the ridge lines 11f, 11g.SELECTED DRAWING: Figure 3

The embodiment of the invention provides a method and system for verifying the biological fidelity of a pedestrian side-collision chest impactor, and the method comprises the steps: obtaining a human body chest model of a collision dummy, and recording the human body chest model and a chest compression amount change curve of the pedestrian side-collision chest impactor in a collision experiment, the collision experiment comprising a side collision experiment; calculating physical parameters of the collision dummy; replacing the human body chest model of the collision dummy with the pedestrian side collision chest impacter, and performing counterweight adjustment to obtain an impacter coupling model; performing a side collision experiment on the collision dummy and impactor coupling model to obtain motion response data of a key part, and judging data differences among the motion response data; and acquiring the half-chest compression amount in the motion response data of the impactor coupling model, converting the half-chest compression amount into the whole-chest compression amount through the conversion relation function, comparing the whole-chest compression amount with the biomechanical experimental data, and verifying the biological fidelity of the impactor coupling model through the data difference and the comparison result.

A support plate and reinforcement member may be mounted within a hollow side sill between a rocker and crossmembers for a vehicle framework. The support plate may include flanges along either edge and a straight, projecting face between the flanges. The reinforcement member, mounted on the support plate proximate to an outer surface of the side sill, may include flanges along either edge and a wavy projecting face between the flanges. Contact portions of the projecting face for the reinforcement member may contact an interior of the side sill at regions aligned with where the side sill mounts to the crossmembers, with intervening portions of the projecting face, in areas adjacent energy absorbing crush cans, extending less far from the flanges. The intervening portions may also be laterally offset from the contact portions, to provide larger weld areas.

A child safety seat, including a seat body; and a seat base. The seat body is rotatably mounted on the seat base, and the seat body is rotatable between a forward-facing use mode and a rearward-facing use mode. The child safety seat further includes at least one impact protection block mounting position; and a safety prompt system. The safety prompt system sends reminder information when a side impact protection block is not mounted or not accurately mounted. A child safety seat, including a seat base. The seat base includes a second mounting seat, a turntable, a fifth detection apparatus, and a second control module. A safety belt mounting prompt system and a safety belt mounting prompt method, used in a child safety seat. The safety belt mounting prompt system includes: a safety belt detection apparatus, a seating detection apparatus, and a third control module.

A rocker arm assembly (10) for a vehicle includes a rocker arm (20) and a rocker arm reinforcement (30) inside the rocker arm. The present disclosure also relates to a method (100) for manufacturing a rocker arm assembly for a vehicle. A rocker arm assembly (10) for a vehicle includes: a rocker arm (20) including an outer panel (11) and an inner panel (12); and an elongate reinforcement (30) extending inside the rocker arm along a longitudinal direction (40) of the rocker arm. The reinforcement (30) includes an outer portion (31) configured to absorb energy during a side impact and an inner portion (32) configured to offset a lateral impact load across a battery of the vehicle.

The invention relates to the technical field of automobile detection equipment, in particular to a shoulder multidirectional buffer self-adaptive restraint device for a side impact dummy, which comprises a shoulder simulation assembly and a mounting seat, the mounting seat is mounted on a dummy trunk, and the shoulder simulation assembly is used for simulating human shoulder bones and muscles and comprises a connecting rod unit and an upper arm connecting seat; the upper arm connecting seat is used for connecting a dummy upper arm and / or test stress input equipment, so that the dummy upper arm and / or the test stress input equipment can receive stress and transmit the stress to the mounting seat through the connecting rod unit, and the connecting rod unit comprises a connecting rod framework and a honeycomb aluminum structure fixedly mounted outside the connecting rod framework. Multi-path transmission and buffering of stress from the upper arm connecting base to the mounting base are achieved, buffering of bones, joints, muscles and the like at the joint of the shoulder joint and the trunk on impact force can be simulated more truly, the stress condition of passengers during automobile side collision is simulated and detected more truly, and the experiment effect of a collision experiment is improved.

A vehicle passenger protecting device includes: a side airbag installed at least in a vehicle transverse direction outer side end portion of a headrest of a vehicle seat, and configured to, due to gas supplied at a time of a side collision, inflate and expand toward a vehicle front side at least at a vehicle transverse direction outer side of a head of a passenger seated on the vehicle seat; and a curtain airbag that is installed in at least a roof side rail of the vehicle, and that inflates and expands toward a vehicle lower side due to gas being supplied thereto at a time of a side collision of the vehicle. The side airbag for a head is configured so as to inflate and expand only in a case in which a seatback of the vehicle seat has been reclined by a predetermined angle or more.

The invention relates to a side door assembly for a motor vehicle, comprising: a side frame (2) defining a door opening (7), on which side frame a side door (1) movable between a closed position and an open position is supported; and a catching device (14) comprising a mandrel element (15) arranged on the side frame side and a door-side receiving element (21) arranged on the structural component (8) of the side door (1), which mandrel element and receiving element engage with each other in the event of a deformation of the side door (1) due to an accident caused by a side impact. In order to create a side door assembly, the catch device (14) of which is not adversely affected when a vehicle occupant gets on and off, it is provided according to the invention that the mandrel element (15) is arranged behind a trim part (16) of the side frame (2) and penetrates the trim part in the event of a deformation of the side door (1) caused by an accident due to a side impact, the door-side receiving element (21) is arranged on the door-side receiving element (21).

The invention discloses an AI modeling-based automobile bumper parameter determination method and system, relates to the technical field of AI modeling, is used for solving the problem of deviation in automobile bumper parameter determination, and selects a distance between an impact point and an automobile door according to an impact angle to calculate a side angle impact score by calling an AI modeling bumper parameter data packet and a confirmation mechanism. A simulated impact experiment is conducted, a diagonal deformation difference value and an extrusion force difference value of the front bumper and the rear bumper are obtained to generate a diagonal response score, a collision angle collision coefficient is obtained in combination with a side angle collision score and marked as side face collision or front face collision, a side face collision label is called, the number is counted, and whether a parameter supplement rule is introduced or not is judged; the maximum deformation and the residual deformation are collected to calculate the deformation recovery rate, a fatigue supplement coefficient is obtained by combining the number of the side impact labels, whether the deformation recovery rate is introduced or not is judged according to the fatigue supplement coefficient, a parameter confirmation mechanism is imported after screening, and intelligent distinguishing of impact modes at different impact angles is achieved.

The utility model provides a vehicle body structure and a vehicle. The vehicle body structure comprises a seat cross beam and a threshold structure, the seat cross beam extends in the width direction of the vehicle, the threshold structure is connected with the end of the seat cross beam, the threshold structure and the seat cross beam are directly connected to form a force transmission structure, and under the condition of side collision force, the threshold structure can transmit the collision force to the other side through the seat cross beam. The orthographic projection of the seat cross beam in the width direction of the vehicle at least partially coincides with the orthographic projection of the threshold structure in the width direction of the vehicle, that is, the seat cross beam and the threshold structure at least have a partial overlapping area in the height direction of the vehicle, so that a force transmission path during collision tends to be linearly transmitted in the width direction of the vehicle; collision force can be absorbed and transmitted more effectively, the intrusion amount of the structure and damage to a driver and passengers are reduced, and the collision performance is improved.

The utility model belongs to the technical field of composite material structure test, and discloses an axial compression test fixture, which comprises a base, two side support pieces, a first clamping assembly and an anti-instability assembly, the two side support pieces are oppositely arranged on the base, a composite material is arranged between the two side support pieces, and the anti-instability assembly comprises two first anti-instability pieces and two second anti-instability pieces. Each first anti-instability piece comprises two separated first abutting parts, the distance between the two first abutting parts is larger than the damage range of the side face of the composite material, the two first anti-instability pieces are arranged on the two sides, in the second direction, of the composite material and close to the impacted side face of the composite material, and the second anti-instability pieces correspond to the first anti-instability pieces in a spaced mode; the first anti-instability piece and the second anti-instability piece are fixed to the two side supporting pieces respectively. The first clamping assembly can clamp the top of the composite material. The axial compression test clamp can be used for clamping a composite material subjected to side impact, and the problem that the accuracy of compression test data obtained after the composite material is subjected to side impact is not high is solved.

High-plasticity 1500-MPa-grade ultrahigh-strength steel and a manufacturing method therefor. The steel comprises the following components in percentages by weight: 0.35-0.40% of C, 1.0-1.8% of Si, 1.5-2.0% of Mn, 0.3-0.6% of Cr, 0.02-0.05% of Al, 0.02-0.05% of Ti, and 0.002-0.02% of B, with the balance being Fe and other inevitable impurities. Moreover, the steel also satisfies: the carbon equivalent Ceq1 of a peritectic reaction zone is greater than 0.17%, and Ceq1=C−0.03Mn−0.06Si−0.222S−0.04P; and the carbon equivalent Ceq2 for welding is smaller than or equal to 0.56%, and Ceq2=C+Mn / 20+Si / 30+2P+4S. The ultrahigh-strength steel of the present invention has a yield strength of 1000-1300 MPa, a tensile strength of greater than or equal to 1500 MPa, and an elongation at break of greater than or equal to 18%, has a good surface quality, and is particularly suitable for manufacturing structural members and safety members of vehicles with complex shapes and high requirements for a forming performance, such as A / B pillars, side impact beams, longitudinal beams, and bumpers.

The invention discloses an optical cable connector box anti-seismic support and a use method thereof, and relates to the technical field of optical cable connector boxes, the optical cable connector box anti-seismic support comprises a buffer assembly, the side surface of the buffer assembly is provided with a side anti-impact assembly, the side surface of the side anti-impact assembly is provided with a front anti-impact assembly, and the bottom of the buffer assembly is provided with a bunching assembly; the buffering assembly comprises a fixing base, fixing plates are arranged on the two sides of the fixing base, guide rods slidably penetrate through the side faces of the fixing plates, sliding bases are arranged at the two ends of each guide rod, guide columns slidably penetrate through the middles of the sliding bases, and end bases are arranged at the two ends of each guide column. According to the invention, when the connector box main body is subjected to impact vibration, pulling between the incoming and outgoing lines and the connector box is prevented, and multi-angle impact vibration can be effectively resisted, so that the connector box is prevented from being damaged, the service life of the connector box is prolonged, and the service life of the connector box is prolonged. And the reliability and the stability of the connector box in a complex environment are ensured.

The invention provides a doorsill beam, a side collision energy absorption structure assembly and a vehicle, and belongs to the technical field of vehicle parts, the doorsill beam comprises a doorsill beam outer plate structure, a doorsill beam inner plate structure arranged on the inner side of the doorsill beam outer plate structure, and an energy absorption supporting piece arranged between the doorsill beam outer plate structure and the doorsill beam inner plate structure, the inner side of the doorsill beam inner plate structure is connected with a seat front cross beam and a seat rear cross beam; the energy-absorbing supporting piece is provided with a plurality of energy-absorbing channels distributed in the front-back direction, each energy-absorbing channel is communicated in the left-right direction, the up-down width of each energy-absorbing channel is gradually reduced from inside to outside, and the front-back width of each energy-absorbing channel is kept consistent from inside to outside. The side collision energy absorption space is transferred from the inner side of the doorsill beam body to the interior of the doorsill beam body, the deformation degree of the seat front cross beam and the seat rear cross beam in the left-right direction is reduced to the maximum extent, the harm of vehicle body deformation to personnel after side collision is reduced, the size of the battery pack can be designed to be large, and the endurance mileage can be increased.

The invention relates to the technical field of stacking devices, and discloses barreled water stacking equipment based on a stacking alignment auxiliary structure. The barreled water stacking equipment comprises a clamping part, the clamping part is located on the lower surface of a transfer plate, the clamping part comprises a clamp for fixing and limiting a barrel opening, and a circular-truncated-cone-shaped frame for limiting the upper surface of a barrel body is arranged at the bottom end of the clamp; and a protection frame for positioning the outer wall of the barrel body is arranged at the bottom end of the circular-truncated-cone-shaped frame. A clamp is arranged to clamp and fix a barrel opening, the angle of a circular truncated cone frame is changed while the barrel opening is fixed until the circular truncated cone frame is attached to the inclined face of the barrel opening, the upper surface of a barrel body is pressed and limited, radial change of the barrel body is avoided, and after the upper surface of the barrel body is pressed and limited, limiting of a protection frame and the circular truncated cone frame is relieved; the protection frame gradually moves downwards to the side edge of the barrel body to protect the side edge of the barrel body, the buffering and blocking effects are achieved when the barrel body is subjected to side face collision or external force, and the stability of the barrel body in the transferring process is enhanced.

The present disclosure discloses a multifunctional side impact block control system and a child safety seat including the same. The multifunctional side impact block control system includes a seat body, a side impact block movably mounted on a left side surface and / or a right side surface of the seat body, a main controller, and a functional module integrated in the side impact block. The side impact block and the functional module are in communication connection with the main controller. The functional module includes one or more of an interaction unit, an entertainment unit, an environment adjustment unit, a safety unit, and a welcoming unit. The side impact block movably mounted on the side surface of the seat body can be easily operated by a user, making the interaction more intuitive and providing a control region that better meets the requirements in practical applications, thereby providing great convenience.

The present invention relates to a reinforcement member made from a polymeric material. The present invention further relates to a vehicle comprising the reinforcement member, a method to absorb an impact on vehicle and a method to produce the reinforcement member.

A lower vehicle body sill beam (10), the sill beam being located at an outer side of a battery assembly (20) of the lower vehicle body in a width direction. In the width direction of the sill beam, the sill beam has two oppositely disposed sides, a portion of one side of the sill beam being recessed toward the other side to form a clearance slot (11), and the clearance slot being adapted to be disposed opposite to at least a portion of the battery assembly. Also provided are a lower vehicle body (100), a vehicle body structure (1000), and a vehicle. By means of disposing a clearance slot at one side of the sill beam, a clearance space between the sill beam and the battery assembly is increased, thereby allowing space for the battery assembly during side impact collision, and reducing the likelihood of the sill beam and the battery assembly from being compressed during a side impact collision.

A vehicle passenger protecting device includes: a side airbag installed in a side portion at an outer side of a seatback of a vehicle seat, and inflating and expanding toward an outer side of a passenger seated on the vehicle seat due to gas being supplied at a time of a side collision of a vehicle; and a curtain airbag installed in at least a roof side rail, and inflating and expanding toward a vehicle lower side due to gas being supplied at a time of a side collision of the vehicle. The curtain airbag has an enlarged inflating portion that overlaps a center of a head of the passenger as seen in a side view, when the vehicle seat has been slid to a predetermined position at a vehicle rear side and the seatback has been set in a relaxed posture of being reclined to a recommended limit position.