2157 results about "Belt safety" patented technology

The invention discloses a video analysis-based electric power operation personnel behavior identification and early warning system and method, which realize accurate identification and real-time early warning of electric power operation personnel behaviors by combining a video analysis technology with multi-modal data fusion, and effectively improve the safety management level of an operation site. Compared with a traditional safety supervision mode, the method employs a mode of combining deep learning target detection and time sequence behavior analysis, improves the recognition accuracy of operators and safety equipment, fuses the data of equipment worn by the operators with video data, improves the detection precision, and improves the safety supervision accuracy. And misjudgment caused by illumination change, shielding or complex environment is reduced. Besides, high-risk violation behaviors such as no safety helmet wearing, no safety belt fastening, violation climbing, high-altitude object throwing and the like are accurately recognized through the violation detection module, and different levels of alarm measures are adopted according to the severity of the violation behaviors in combination with an early warning feedback mechanism, so that the pertinence and response efficiency of early warning are improved.

The invention provides an automatic assembling method and system for an automobile safety belt pretensioner based on machine vision, and relates to the technical field of automatic assembly.The method comprises the steps that firstly, images of standard parts of the pretensioner are collected, geometrical characteristic parameters are extracted, and the mapping relation from two-dimensional image coordinates to three-dimensional space coordinates is established; calculating coordinates of an assembly reference point and an assembly path point; acquiring a real-time image of a to-be-assembled part, extracting feature data, matching the feature data with a standard part, calculating a position deviation value and an angle deviation value, and updating an assembly path point coordinate; and controlling the robot to execute assembly, and dynamically adjusting the assembly speed and the assembly strength of the robot based on the assembly state evaluation index after data fusion of the force sensor and the displacement sensor until automatic assembly is completed.

Various systems and methods are presented regarding automatically controlling a position of a seat belt located onboard a vehicle, wherein the position is controlled in accordance with physiology of an occupant utilizing the seat belt. By adjusting the position of the seat belt in accordance with the occupant's physiology, the seat belt system can be configured to improve operation of the seat belt in restraining the occupant during vehicle deceleration. Position of the seat belt can be controlled by a guidance device comprising a positionable guide pin which changes alignment of the seatbelt. A motor can be utilized to control positioning of the pin, wherein the motor can be controlled by a system configured to receive data from one or more sensors regarding any of the occupant's physiology, operation of the seat belt, position of the pin, and suchlike.

The invention discloses a safety monitoring system for an omnibearing safety belt, and relates to the technical field of safety protection in high-altitude operation. In high-altitude operation, a safety belt is a key protection device for preventing an operator from accidentally falling and being injured, the safety order is maintained mainly by supervising the operator to stand by, timely reminding and intervening violation behaviors, the insurance loss risk of the high-altitude operator cannot be effectively reduced, and the safety requirement in a complex operation environment is difficult to meet. The system comprises a controller, a power supply module, an environment monitoring module, a position positioning module, a sound-light alarm module, a safety rope wearing monitoring module and a remote data transmission module. According to the invention, the safety protection system ensures that an operator is always in a protection state in the operation process, avoids the phenomenon that the operator loses protection due to carelessness and fluke, and realizes remote monitoring and quick response, so as to ensure that an alarm can be given and corresponding measures can be taken in time if the protection loses protection in the high-altitude operation process, and the safety of the high-altitude operation operator is effectively improved.

An occupant protection device includes an airbag mounted on a seat of a vehicle and attached to a belt body of a seat belt in a folded state. The airbag is inflated so as to allow an inflation gas discharged from an inflator to flow into the airbag and protect an occupant seated on the seat while protruding forward. An airbag cover is formed in an elongated shape that can cover an outer periphery of part of the belt body and a folding completion body corresponding to a state where the airbag is folded, and is closed such that at least the belt body is allowed to be inserted therethrough at both ends in the longitudinal direction.

A cover for a seating and / or cargo area and doors of a vehicle includes a front panel or portion and a rear panel or portion attached to a middle panel or portion. The cover may have seat belt openings in at least one of, or between, the middle panel and the rear panel. Left and right side door panels are attached to an upper portion of left and right sides of the front panel. Left and right front straps are spaced apart and attached to the front panel. Rear straps are attached to the rear panel. Left and right window inserts are attachable to the left and right side door panels. The cover protects interior surfaces of the vehicle while allowing the doors to open and close without substantially displacing the cover.

A method of detecting improper routing of a seat belt having a lap belt portion and a shoulder belt portion by an occupant of a vehicle includes detecting a movement of the seat belt indicating that the shoulder belt portion was placed behind a back of the occupant, and providing a warning indicting improper routing of the shoulder belt portion of the seat belt if the movement of the seat belt indicates that the shoulder belt portion was placed behind the back of the occupant.

A vehicle seat includes a backrest, a seat pan, and an airbag having two components placed on sides of the seat. Each component includes an airbag cushion and a strap sewn to the airbag cushion. The strap is fixed to an upper area of the backrest and an anti-submarining hump of the seat pan. The backrest includes a seat cushion and a rigid shell surrounding the seat cushion. Each strap passes between the seat cushion and the shell. The seat includes a seat belt provided with a retractor fixed to the backrest and placed inside a receiving portion delimited by a front casing located in a backrest upper area, the shell covers the front casing, thereby forming a space between them to pass the strap of one of the two components in the backrest upper area, and the shell delimiting the receiving portion to the rear.

In a system and a method for adjusting seat belt pressure, in which while a passenger in a vehicle is wearing a seat belt, a webbing shape and pressure applied to a passenger's body by webbing can be detected, and webbing pressure adjustment drive devices can be operated based on the detected data so that local pressure applied to the passenger's body by webbing can be reduced, thereby relieving seat belt pressure. The system can include body pressure sensors, a camera, a controller, and various webbing pressure adjustment drive devices.

Various systems and methods are presented regarding automatically controlling a position of a seat belt located onboard a vehicle, wherein the position is controlled in accordance with physiology of an occupant utilizing the seat belt. By adjusting the position of the seat belt in accordance with the occupant's physiology, the seat belt system can be configured to improve operation of the seat belt in restraining the occupant during vehicle deceleration. Position of the seat belt can be controlled by a guidance device comprising a loop through which the seatbelt is fed, with the loop being positioned along at least one axis of motion. A motor can be utilized to control positioning of the loop, wherein the motor can be controlled by a system configured to receive data from one or more sensors regarding any of the occupant's physiology, operation of the seat belt, position of the loop, and suchlike.

The present invention provides a pre-tightening type two-level force-limiting retractor and a seat belt device, the pre-tightening type two-level force-limiting retractor comprises: a force-limiting steel wire, a force-limiting rod, a fixed shaft, a pre-tightening wheel, a ratchet ring and a moving shaft; one end of the force-limiting rod is fixed on the fixed shaft, and the other end extends into a first accommodating groove in the moving shaft and is limited in the first accommodating groove; the end head of one end of the force-limiting steel wire is fixed on the fixed shaft, and the other end passes through the fixed shaft, the ratchet ring and the pre-tightening wheel in sequence, and then extends into the second accommodating groove in the moving shaft; when the moving shaft rotates, the force-limiting rod is driven to rotate synchronously, and the force-limiting steel wire is driven to be pulled out of the second accommodating groove and wound around the fixed shaft, and the groove on the fixed shaft provides an accommodating space for the wound force-limiting steel wire; the pre-tightening function can be realized, and the two-level force-limiting function is realized by the force-limiting rod and the force-limiting steel wire in combination; in case of emergency braking, frontal collision or rollover of the automobile, the pre-tightening function makes the occupant close to the seat, and the two-level force-limiting function reduces the degree of injury to the occupant's chest.

The present invention relates to a seat belt retractor comprising: a spindle module including a seat belt webbing and a spindle having an outer surface on which the seat belt webbing is wound; and front and rear brackets respectively coupled to front and rear sides of the spindle module, wherein the front and rear brackets have first and second flange parts formed on both ends of the front and rear brackets so as to be fixed to a backrest frame of a seat in a state of the front and rear brackets overlapping each other, so that when an emergency situation of a vehicle occurs, an occupant can be restrained and safely protected, and the angle of insertion and withdrawal of the seat belt webbing can be variously adjusted.

The utility model discloses an automobile safety belt toughness performance detection device, which relates to the technical field of automobile part detection devices and comprises a workbench, auxiliary grooves are formed in the front side and the rear side of the surface of the workbench, and a guide groove is formed in the middle of the upper portion of the surface of the workbench. Supporting plates are fixedly arranged at the positions, located at the two ends of the guide groove, above the surface of the workbench, and fixing mechanisms are arranged above the opposite sides of the surfaces of the supporting plates. Compared with an existing common automobile safety belt toughness performance detection device, the automobile safety belt toughness performance detection device can conveniently and effectively fix a safety belt, the safety belt is tensioned and stretched along with toughness detection, the safety belt can rotate towards one side of the middle through the clamping teeth, and the safety belt cannot rotate due to limiting of the rear end of the pressing plate and the bottom plate; therefore, even in the tensioning and stretching detection process of the safety belt, the fixing firmness is kept, the safety belt is prevented from loosening, and the stability of the safety belt in the testing process is greatly improved.

The invention relates to a seatbelt webbing (10) for a seatbelt system of a motor vehicle, comprising a woven fabric of warp threads (11) and weft threads (12), where the woven fabric comprises a primary color in one or more base portions (13). The seat belt webbing includes at least one stripe having a different color and extending parallel to the warp yarns. Transition stripes are arranged at transitions from the base portion to the stripes, wherein the warp yarns of the base portion and stripes include base yarn counts. The transition stripe includes at least two warp yarns having a transition yarn count that is finer than the base yarn count.

The present disclosure provides a wheelchair restraint apparatus that renders easy adjustment of a restraining position of a wheelchair inside a vehicle. One aspect of the present disclosure is a wheelchair restraint apparatus configured to restrain a wheelchair inside a vehicle. The wheelchair restraint apparatus includes a main body having a seat belt, and a restrained mechanism to and from which the wheelchair is attachable and detachable; and a slide mechanism configured to cause the main body to slide with respect to the vehicle. The restraint mechanism is configured to restrain the wheelchair in a state where a part of the wheelchair is inserted to the restraint mechanism in a traveling direction of the wheelchair.

The utility model relates to the related technical field of automobile safety belts, in particular to an adjustable automobile safety belt which comprises a safety belt body and a winding mechanism for performing winding and unwinding adjustment on the safety belt body, and the winding mechanism comprises a mounting frame, a first winding piece and a second winding piece, the first winding piece comprises a movable shaft rotationally mounted on the mounting frame, and the end part of the movable shaft is connected with a centrifugal movable unit; the second winding piece comprises a connecting shaft rotationally installed on the installation frame, and one end of the connecting shaft is connected with the centrifugal movable unit through a one-way transmission piece. When a safety belt is rapidly pulled, the movable shaft is driven to rapidly rotate, linkage matching of the centrifugal movable unit and the one-way transmission piece is triggered, and the centrifugal movable unit is driven to rotate rapidly; and the connecting shaft rotates reversely, so that the quick pull-out part of the safety belt is withdrawn, the length of the safety belt is adjusted, and the possibility that a passenger collides with a vehicle body due to looseness of the safety belt in the vehicle is reduced.

A composite seat shell may include a seat pan section and seatback section. In some instances, the composite seat shell may further include a leg panel section. The seat pan section and the seatback section may be integrated to form a seat bench. The seat bench may include a single composite member formed of one or more composite materials. A passenger load applied to the seat bench may be transferred from a seat belt shackle of the seat to a seat track on a floor via the seat bench of the composite seat shell.

Method for checking the correct fit of a seat belt (12) in a vehicle, characterized by the following features: - Recording images of the vehicle interior using an interior camera (13); - Preprocessing the recorded images to reduce noise and highlight relevant image areas; - Applying an edge extraction filter, in particular a Sobel filter (15), to the preprocessed images to detect edges of the seat belt (12); - Extracting features (16) from the data obtained by edge extraction using a CNN (15); - Classifying (17) the fit status of the seat belt (12) as correctly fitted (10) or incorrectly fitted (11) based on the extracted features (16);- Emitting a signal indicating the fastening status of the seat belt (12) and triggering a warning or initiating a safety-related measure (18) if the seat belt (12) is classified as not correctly fastened (11).

The present invention provides a seat back comprising: an upper frame; a first side frame coupled to one side of the upper frame; and a first belt bracket which is coupled to a section at which the upper frame and the first side frame are connected, and which guides a seat belt. The first belt bracket comprises: a front bracket disposed in front of the section at which the upper frame and the first side frame are connected; and a rear bracket which is manufactured so as to be separable from the front bracket, is coupled to the front bracket, and is disposed behind the section at which the upper frame and the first side frame are connected.

The invention relates to the technical field of overhead line maintenance operation, and provides an overhead line maintenance operation method combining a lifting device and a transverse walking device. Operation is carried out on a wire only by matching with an unmanned aerial vehicle, and a ground operator operates the unmanned aerial vehicle and puts in a traction rope; a ground operator fastens a static rope for the lifting device and a personal anti-falling backup protection rope on the transverse walking device, hangs the transverse walking device on a wire by using a traction rope, then installs the lifting device, fastens a safety belt by an equipotential operator, sits on the lifting device, and then lifts the lifting device on the ground. A worker can reach an on-line position by operating the device, and then enters a defect position of a live line to carry out work by using the transverse walking device, so that the application range of the lifting device is expanded, accurate positioning can also be realized in maintenance operation in a large-span span area, the requirement of the worker for carrying physical intensive equipment such as a rope ladder is reduced, and the working efficiency is improved. And the physical burden of workers during high-altitude operation is relieved.

The invention relates to the field of spring processing, in particular to an automatic reverse coiling machine for a coil spring of an automobile safety belt, which is characterized in that through a pre-tightening disc with a conical cavity, the reverse coiling spring can be quickly bounced into a coil spring loading disc by utilizing the elastic tension of the reverse coiling spring during unloading; the coil spring loading device is matched with the bending block to achieve rapid bending of the end of a reverse-winding spring, a clamping strip in the coil spring loading disc can be conveniently inserted into the outer bend during unloading, rapid fixing and limiting of the outer end of the reverse-winding spring are achieved, the coil spring loading quality is improved, traditional manual disc loading is replaced, tedious disc loading operation is simplified, and the working efficiency is improved. The integration level of the equipment is improved; the operation safety is improved; besides, an electric control pedal is used as a control system of a trigger device, so that the device automatically executes reverse winding operation, bending operation and automatic tray loading operation, the automation level of the device is improved, and the production efficiency of the safety belt coil spring is improved.

To provide a retractor for a seat belt which achieves miniaturization / long service life of a motor concerning clutch operation by enhancing quickness of the clutch operation and at the same time makes it possible to correspond to request of high power / high speed belt winding.SOLUTION: In a clutch mechanism 20, a final gear 10 and an additional gear 11 rotate in opposite directions mutually when a motor 4 rotates by first rotational frequency in a belt winding direction. At this time, a friction ring 50 rotates integrally with the additional gear 11 by connection by friction force which intervenes between the additional gear 11 and the friction ring 50 and moves to an engagement position by pressurizing a pawl 40 and then switches in clutch ON state thereby. The friction ring 50 rotates along with the final gear 10 via the pawl 40 relatively to the additional gear 11 and in a direction opposed to the additional gear 11 because torque caused by rotation of the final gear 10 transmitted to the friction ring 50 via the pawl 40 exceeds the friction force when the motor 4 further rotates in the belt winding direction after the first rotational frequency.SELECTED DRAWING: Figure 7

A occupant protection device includes the following: a seat belt including a lap belt portion; an inflator that releases inflation gas; and an air bag provided in the lap belt portion, the air bag including: a bag body portion that is inflated by the inflation gas having been supplied to receive the occupant; and a conduit portion that is connected to the inflator and guides the inflation gas released from the inflator to the bag body portion, wherein the bag body portion includes a rear wall portion that faces the occupant when inflation is completed, the rear wall portion including a recess portion recessed forward while extending from a left end portion to a right end portion of the rear wall portion to penetrate in a left and right direction.

Web retractors and associated systems and methods for retracting a web, such as a seat belt web, are disclosed herein. In some embodiments, a sealed web retractor includes a frame having a side wall with a first opening, a locking assembly housing attached to the side wall and having a second opening adjacent to the first opening, and a spool shaft having a portion that extends through the first and second openings. In some embodiments, the retractor can further include a bushing and a seal operably disposed in the first opening and extending around an outer periphery of the spool shaft.

This invention proposes a vehicle seat-mounted seatbelt assembly, a follow-up adjustment method, a seat, and a vehicle, relating to the technical field. It includes a follow-up lower anchor point lifting mechanism, comprising a rivet, an outer rocker arm, and an inner rocker arm. The first end of the outer rocker arm is fixed to the first end of the inner rocker arm by a rivet, which is used for rotatable connection with an anchor point bracket. The second end of the outer rocker arm is used to connect to the seatbelt, and the second end of the inner rocker arm is used to connect to a seat body reinforcement plate. This invention designs a seatbelt assembly that can rise and fall with the vehicle seat to solve the problem that when a one-piece lower anchor point seat moves downwards, the seatbelt is too close to the seat cover groove, and friction between the seatbelt and the front end of the groove may cause breakage during a collision, reducing the possibility of seatbelt failure and injury to occupants in a car collision.

In an occupant protection device, an airbag disposed in a region of a lap belt of a seat belt includes a bag body and a conduit connected to an inflator disposed near a lower end of a seat portion of a seat. The airbag is held by the lap belt in a folded state. The conduit is disposed substantially along the lap belt while being held by a conduit holder. The conduit holder is formed of a material having flexibility and higher rigidity than the conduit, is disposed substantially along the conduit, and has both end sides fixed to a seat side and a bag body side, respectively, by a seat-side fixing portion or a bag body-side fixing portion.

The safety structure comprises a cushion base plate, a safety belt connecting device, a buffer layer and an anti-collision protection pad, a U-shaped connecting part is arranged at the position, between two legs, of the front end of the cushion base plate, and the U-shaped connecting part and the cushion base plate are integrally formed in a punching mode. The safety belt connecting device connected to the safety belt can tie and fix the safety belt located on the abdomen of the passenger when the safety belt is normally tied to the U-shaped connecting part between the thighs of the passenger, and the abdomen of the passenger is prevented from being pressed. The safety belt connecting device connected to the U-shaped connecting part can be buried in the U-shaped space, so that the safety belt connecting device is prevented from causing secondary damage to the thigh root of the passenger; according to the safety cushion, the U-shaped connecting part and the cushion base plate are integrally punched and formed, so that the thickness and the production cost of the safety cushion are reduced while the structural strength of the safety cushion is guaranteed; by laying the buffer layer, the U-shaped connecting part can be prevented from hurting passengers, and the riding comfort can be improved.

A cover for a seating and / or cargo area and doors of a vehicle includes a front panel or portion and a rear panel or portion attached to a middle panel or portion. The cover may have seat belt openings in at least one of, or between, the middle panel and the rear panel. Left and right side door panels are attached to an upper portion of left and right sides of the front panel. Left and right front straps are spaced apart and attached to the front panel. Rear straps are attached to the rear panel. Left and right window inserts are attachable to the left and right side door panels. The cover protects interior surfaces of the vehicle while allowing the doors to open and close without substantially displacing the cover.

The invention relates to the technical field of automobile design and development, in particular to a method and device for predicting abnormal sound of a safety belt retractor, equipment and a medium. According to the method, the installation mode frequency value and the installation point dynamic stiffness value of the safety belt retractor in the vehicle research and development process are calculated through the target vehicle finite element model, and the calculation results are compared and analyzed with the installation mode frequency critical value and the installation point dynamic stiffness critical value when the safety belt retractor generates abnormal sound; therefore, the risk of abnormal sound of the safety belt retractor can be quickly and accurately predicted, structure optimization suggestions are proposed as soon as possible, the potential abnormal sound problem can be avoided in the design stage, and thus it is ensured that a mass-produced vehicle does not have the risk of abnormal sound of the safety belt retractor.

The invention discloses a vehicle data processing method, a safety belt control method and a vehicle. The vehicle data processing method comprises the following steps: acquiring vehicle driving information of a vehicle; and based on the vehicle driving information, determining a data sampling frequency of the running state information of the vehicle, and collecting the running state information according to the data sampling frequency. According to the vehicle data processing method, the data sampling frequency corresponding to the running state information of the vehicle is determined through the vehicle driving information of the vehicle, the running state information of the vehicle is sampled according to different data sampling frequencies, data can be effectively processed in time, the state of the whole vehicle can be accurately judged, and the real-time performance and the response speed of a vehicle system are guaranteed.