318results about "Seats" patented technology

The invention discloses a high-speed rail seat comfort automatic adaptation control method based on passenger behavior habit machine learning, and relates to the technical field of high-speed rail seats. The invention discloses a high-speed rail seat comfort automatic adaptation control method based on passenger behavior habit machine learning. The method comprises the steps that a seat comfort self-adaptation model is built; the model structure of the seat comfort adaptive model comprises a space-time diagram network module, a meta-learning module and an attention fusion module. Acquiring image information acquired by a pressure sensor, an angle sensor, a displacement sensor and a camera on the seat and temperature and humidity environment data as initial sample data; a backrest angle and a leg support angle are selected as label data. Through multi-source data fusion, meta-learning rapid adaptation and a dynamic optimization mechanism, the problems that a traditional seat is tedious in adjustment and lacks individuation are solved, the precision, speed and user experience are remarkably superior to those of an existing scheme, and the method has high application potential.

A backrest for a passenger seat, in particular for a passenger seat in a bus, train and the like, includes a frame made of a metal material and an insert made of a plastic material. The insert is configured to improve the structural stiffness of the backrest.

A passenger seat assembly includes a first seat, a second seat, and a center console. In embodiments, a privacy divider is positioned atop the center console and serves as a mounting location for amenities for serving the first and second passenger seats. The center console is configurable to include various privacy, comfort, and utility features depending on the intended seating class for the passenger seat assembly. In embodiments, the first and second passenger seats include headrests and privacy assemblies associated with the headrests for enhancing privacy between the seats and / or relative to adjacent aisles.

The business cabin for the railway vehicle comprises a side cabinet, a triangular cabinet group, a rotatable seat and a centralized control system, and a triangular cabinet group driving device is arranged in the side cabinet; the triangular cabinet group is integrally and movably arranged on the side cabinet and is provided with a pair of triangular cabinets which are separated from each other; each triangular cabinet comprises a working table, a supporting base, a built-in foot cavity, liftable televisions positioned on the front side and the rear side of the triangular cabinet, and a television lifting driving device; a rotatable seat is arranged on each of the front side and the rear side of each triangular cabinet; and the centralized control system is electrically connected with the triangular cabinet group driving device, the television lifting driving device and the rotatable seat, so that the front-back position of the triangular cabinet group can be adjusted according to the advancing direction of the railway vehicle, and the use states of the lifting television and the rotatable seat can be adjusted according to the requirements of passengers in a business cabin. According to the invention, the reception / conference mode can be adjusted, the reception space is vacated by moving the triangular cabinet, and the mode change can be matched by reversing the seat, lifting the television and reversing the built-in foot cavity, so that the riding comfort is improved.

The invention relates to the technical field of metro seats, and provides an electric folding seat with an anti-pinch function and a whole vehicle unified control, the electric folding seat comprises a mounting base, the mounting base is used for integrally mounting the seat, one side of the mounting base is provided with a seat backrest used for supporting the back of a passenger, and the other side of the mounting base is provided with a seat backrest used for supporting the back of the passenger. A seat for hip supporting is arranged at the bottom of the seat backrest, folding and unfolding assemblies used for folding and unfolding the seat are arranged on the two sides of the seat backrest, and by arranging recognizers, telescopic air cylinders and other structures, the recognizers are distributed in mounting through grooves in the two sides of the seat to monitor obstacles on the movement path of the seat in real time; when infrared light beams are shielded, the displacement sensor immediately feeds back position signals of the telescopic shaft, the air cylinder is triggered to move reversely through the CAN bus, clamping injury is avoided, the safety protection efficiency is improved, and through the technical scheme, the problems that in the prior art, the anti-clamping function is insufficient, and the comfort degree is insufficient are solved.

The utility model relates to a manual adjustment waist rest structure for a railway sleeper car, and belongs to the technical field of equipment for long-distance trains. According to the technical scheme, a waist rest body (1) comprises a waist rest frame (7) and a backrest (8), and the backrest (8) is arranged on the front face of the waist rest frame (7); the fixed hinge (9) and the rotating hinge (10) are hinged through a hinge shaft (11); the fixed hinge is fixed on a partition wall above the lower paving surface, and the rotating hinge (10) is connected with the back surface of the waist rest frame (7); the fixed hinge (9) and the waist rest frame (7) are respectively connected with the bidirectional ratchet mechanism (3) through a hinge connecting arm (14) and a waist rest connecting arm (13); and a limiting spring (6) is arranged between the fixed hinge (9) and the waist rest frame (7). The adjusting device has the advantages of being large in adjusting range, easy to operate, good in stability, capable of improving the riding comfort level of the railway sleeper car, capable of being adjusted at will within the range of 0-15 degrees and capable of meeting the requirements of different people for the comfort level.

A seat for a multi-passenger vehicle. The seat includes a seat cushion mounted on a frame of the seat, a back cushion mounted to the frame, and a seat back mounted on an opposite side of the frame. The back cushion and the seat back extend transversely away from the seat cushion. The seat back includes a head impact portion and a leg impact portion. The leg impact portion includes expanded polyethylene (EPE) foam having a second density between 1.0 and 1.6 pcf.

This invention provides a multi-element high-performance rapid extrusion magnesium alloy, its preparation method, and its applications. The multi-element high-performance rapid extrusion magnesium alloy, by mass percentage, comprises: 4-6 wt.% bismuth; 2-4 wt.% aluminum; 1.5-3.5 wt.% zinc; 0.2-1.2 wt.% tin; 0.2-1.2 wt.% element X, wherein element X is copper and / or silicon; magnesium; and unavoidable impurities. The preparation method of the multi-element high-performance rapid extrusion magnesium alloy includes: melting, two-stage homogenization heat treatment, and differential extrusion forming. This invention employs a non-rare earth multi-element alloying composition design combined with a two-stage homogenization + differential high-speed extrusion process. The resulting magnesium alloy is rare earth-free, low-cost, exhibits excellent synergistic strength and plasticity (tensile strength ≥340 MPa, elongation ≥15%), high processing efficiency and yield, a short process flow, compatibility with existing industrial equipment, and great potential for large-scale application.

The invention discloses a lightweight composite carbon fiber high-speed rail seat framework and a composite carbon fiber preparation process, and relates to the technical field of high-speed rail seat manufacturing. The composite carbon fiber is prepared from the following raw materials in parts by mass: 100-110 parts of a composite resin matrix, 15-20 parts of a reinforcement, 5-8 parts of a composite filler, 1-2 parts of a lubricant, 1-2 parts of an antioxidant, 3-4 parts of a compatilizer and 5-8 parts of a flame retardant, the composite resin matrix comprises epoxy resin, polyether-ether-ketone and polycarbonate in a mass ratio of (60-70): (20-25): (10-15); the particle size of the polycarbonate is 30-80 nm; the reinforcement is modified carbon fiber; the composite filler comprises modified graphene nanosheets and modified aluminum oxide in a mass ratio of (3-5): (2-3). Compared with a traditional single resin-based composite material, the composite carbon fiber developed by the invention has the advantages that the performance is obviously improved, the technical contradiction between light weight and high strength is solved, the strict requirements of a high-speed rail seat framework on bearing safety, fire resistance, heat resistance, energy conservation and weight reduction are met, and high-speed rail equipment is promoted to develop towards the high-efficiency and energy-saving direction.

The utility model provides a rocking seat for a train, which comprises a rocking seat, supporting heads are integrally arranged at two ends of the rocking seat, a semi-cylindrical block is fixed on the lower side of each supporting head, a positioning column is arranged on one side of each semi-cylindrical block, and the positioning columns are inserted into positioning holes of the supporting heads in a penetrating manner and are fixed in a welding manner; first inserting holes are formed in the positions, close to the four corners, of the upper surface of the shaking base, a second inserting hole is formed in the center of the shaking base, a first receding groove and a second receding groove are formed in upper end openings of the first inserting hole and the second inserting hole respectively, a first connecting column is installed in the first inserting hole, a second connecting column is installed in the second inserting hole, and a first plug is arranged at the lower end of the first connecting column. A first plug is arranged at the lower end of the first connecting column, a first check ring is arranged at the position close to the first plug, a second plug is arranged at the lower end of the second connecting column, a second check ring is arranged at the position close to the second plug, and the first check ring and the second check ring are partially embedded into the first receding groove and the second receding groove respectively and fixed in a welding mode.

The invention relates to the technical field of rail transit vehicles, in particular to a folding seat and a method. The folding seat comprises a base, a seat body and a support. The base comprises a fixed plate and a movable seat, and the movable seat is installed on the fixed plate in a sliding mode. The seat comprises a seat cushion and a backrest, and the backrest is rotationally connected with the seat cushion; the support comprises a bearing assembly, a supporting assembly and a bearing assembly, the bearing assembly is installed on the moving seat, the lower end of the supporting assembly is rotationally connected with the bearing assembly, the upper end of the supporting assembly is rotationally connected with the bearing assembly, and the cushion is installed on the bearing assembly in a sliding mode. The sliding direction of the cushion is parallel to the sliding direction of the movable seat. According to the invention, the requirements of releasing space when the cab is opened and quickly adjusting the seat during manned driving are met.

The utility model provides a neck pillow and a seat. The neck pillow comprises a rear neck pillow part and two side neck pillow parts. The two side neck pillow parts are located at the two ends, in the first direction, of the rear neck pillow part respectively, and the rear neck pillow part is smoothly connected with the two side neck pillow parts. The rear neck pillow part and the two side neck pillow parts jointly form a concave neck supporting area used for containing the neck. The neck supporting area comprises an opening, and the opening is used for allowing the neck of a user to enter the neck supporting area. The middle of the rear neck pillow part protrudes in the direction close to the opening and extends to form an arc-shaped supporting unit. In the second direction, the protruding height of the middle of the arc-shaped supporting unit is larger than that of the two ends of the arc-shaped supporting unit. The first direction is perpendicular to the second direction. The head of a user can be effectively supported and protected through the neck supporting area, and heeling and deviation are avoided. Meanwhile, the arc-shaped supporting unit is greatly attached to the neck curve of the human body, and leaning comfort is provided.

The application relates to a general skeleton seat structure of a glass fiber reinforced plastic seat. The general skeleton seat structure comprises an L-shaped skeleton, the L-shaped skeleton is connected with an intermediate piece, and the L-shaped skeleton and the intermediate piece are jointly connected with a seat surface. The overall atmosphere of the seat is formed by the three modularized parts of the L-shaped skeleton, the intermediate piece and the seat surface, the corresponding relationship between the L-shaped skeleton and the specification of the seat surface is broken, the L-shaped skeleton becomes a standardized general piece, and the L-shaped skeleton can correspond to seat surfaces of different specifications.

This disclosure relates to a seat frame including a first side frame and a second side frame, and a connecting member connecting the rear ends of the first side frame and the second side frame to each other. Both the first side frame and the second side frame have a fixing portion at their respective rear ends. The first side frame has a first rib portion and a second rib portion at its rear end. In the first side frame, the virtual ridge line of the first rib portion substantially coincides with a virtual line from the connecting member to the fixing portion, and the angle formed by the virtual ridge line of the first rib portion and the virtual ridge line of the second rib portion is less than or equal to a predetermined angle.

The invention relates to a seating arrangement 10, preferably for a passenger transport vehicle 1, comprising a support element 100, at least one support element 200 with a first end 210 and a second end 220, wherein the support element 210 is connected to the support element 100 at the first end 210, wherein the support element 200 is pivotable about a pivot axis S extending through the support element 100 at the first end 210 by a first angle α, and a first body support element 300 connected to the support element 200, wherein the first body support element 300 is pivotable about a rotation axis D extending through the support element 200 at the second end 220, wherein the seating arrangement 10 has a coupling device 400.which couples a deflection of the first body support element 300 relative to the support element 200 by the second angle β with a deflection of the support element 200 relative to the carrier element 100 by the first angle α, preferably mechanically.

A modular seat assembly for realizing one or more seats (100) of a passenger vehicle (200), comprising at least: - a plurality of substantially vertical bars (1) which are suitable to be fixed to at least one fixing part (202, 204, 206) of the vehicle (200) and spaced apart from each other; - a seat mounting bar (3) which is positioned transversely with respect to and is connected to the plurality of substantially vertical bars (1); - a modular seat frame (10) which is configured to be hanged on the seat mounting bar (3) and to be provided with said one or more seats (100).

The utility model discloses a combined structure of a business seat of a bullet train and a business seat of a side cabinet. The combined structure comprises a bullet train body and a business seat body arranged in the bullet train body, business side cabinet bodies are arranged close to the left and right ends of the bullet train body; an eyeshade body is arranged on the business seat body, a sponge layer is arranged at the upper end of the eyeshade body, sleeve-knot elastic bands are arranged at the two ends of the sponge layer, connecting ropes are connected to the tail ends of the sleeve-knot elastic bands, the sleeve-knot elastic bands are made of rubber, polyester, glue, elastic fibers and the like, earplug bodies are arranged at the tail ends of the connecting ropes, and the earplug bodies are connected with the sponge layer. The earplug body is made of silica gel materials, a user can wear the eyeshade body and the earplug body according to the requirements to reduce the influence of light and sound on the user when the bullet train runs, and improvement can be carried out aiming at some users through the improvement, so that the experience feeling of passengers sensitive to the light and the sound is improved.

FOLDABLE / DEPLOYABLE DEVICE FOR PASSENGER SEATS IN A TRANSPORT VEHICLE The invention relates to a foldable / deployable device for passenger seats in a transport vehicle comprising: a first frame (1) and a second frame (2) comprising at least one foot (11, 12) and at least two uprights (3, 4, 5, 6) extending parallel to each other and connected by at least one lower profile (7, 9) and one upper profile (8, 10), a first flexible portion (13) and a second flexible portion (14) extending between lower and upper profiles and configured to form, in a deployed state, a first and a second luggage receiving surface (15, 16), a flap comprising a first leaf (22, 24) and a second leaf (21, 25) fixed to an upright by a pivot joint, so as to allow a movement of said first armature and second armature between said deployed state and at least one folded state.Figure for the abbreviation: figure 1.

The utility model relates to a sitting-lying conversion mechanism for connecting an upper leaning berth and a lower sitting berth, and belongs to the technical field of railway carriage equipment. According to the technical scheme, the bottom end of a first connecting rod (12) and the bottom end of a second connecting rod (13) are hinged to the outer end of the short edge of a lower seat bed (2), the top end of the first connecting rod and the top end of the second connecting rod are hinged to the outer end of the short edge of an upper leaning bed (1), and the first connecting rod (12), the short edge of the lower seat bed (2), the second connecting rod (13) and the short edge of the upper leaning bed (1) form a double-rocker mechanism in a planar four-bar mechanism. The first connecting rod and the second connecting rod serve as double rockers to drive the upper backrest (1) to swing and turn over. The multifunctional sleeping berth has the advantages that the lower berth and the turnover backrest are connected through the four-bar mechanism, sitting and lying conversion of the upper leaning berth and the lower sitting berth is achieved, and when the multifunctional sleeping berth is used as a sleeping berth, the upper leaning berth is turned over to the lower sitting berth and used as a berth face, and transverse space above the lower berth is not occupied; and when the chair is used as a seat, the upper backrest is turned into an inclined backrest, so that the sitting comfort is improved.

The application relates to a lifting mechanism, a handrail piece, a vehicle and a lifting method. The lifting mechanism comprises a fixing base, a supporting base, an air spring, a supporting arm, a locking mechanism, and a containing space is provided in the fixing base. The free end of the air spring is fixedly connected with the supporting base. The supporting arm is fixedly connected with the supporting base. The locking mechanism comprises an operating part, a lock tongue and a lock pin. The lock pin is matched with a matched hole of the supporting base. The operating part can be manually operated to drive the lock tongue to move. The movement of the lock tongue drives the lock pin to move from a locking position to an unlocking position to release the locking of the lock pin and the matched hole. The lock tongue comprises at least a first lock tongue part and a second lock tongue part. The lock pin comprises at least a first lock pin corresponding to the first lock tongue part and a second lock pin corresponding to the second lock tongue part.

A seat system includes a base support structure having at least one flat seat support surface, a seat pan support structure movably coupled to the base support structure and having at least one contoured seat support surface, and a back rest support structure movably coupled to the base support structure. The back rest support structure includes a primary frame having at least one flat back support surface, and an articulating frame movably coupled to the primary frame and having at least one contoured back support surface. The seat system also includes a back rest cushion having an occupant-facing back rest surface, and an articulating arrangement of back rest cushion support members movably coupled together to define a bottom surface of the back rest cushion opposing the occupant-facing back rest surface.

The invention relates to the technical field of train seats, and discloses a seat for a high-speed train, which comprises a seat base and a backrest assembly, a seat plate assembly is arranged on the seat base, a first side baffle and a second side baffle are respectively fixed on two sides of the backrest assembly, and an air spring assembly is arranged on one side of the sliding seat plate assembly. According to the traction locking rope fixing assembly and the locking rope limiting mechanism, before a passenger sits on the seat, the traction locking rope fixing assembly of the front seat is locked by locking the locking rope limiting mechanism arranged behind the front row of seats, so that the relative position of the traction locking rope fixing assembly and the backrest adjusting assembly is kept fixed. When the passengers in the front row adjust the seat backwards, the passengers in the rear row need to seek suggestions, the rope locking limiting mechanism is unlocked after agreement, and therefore the angle of the backrest frame is adjusted. Therefore, adjustment of the angle of the seat backrest needs to be completed through negotiation of the two parties, so that rights and interests of the two parties are balanced, and conflicts caused by overlarge seat adjustment angle are avoided.

The invention provides a steel rail ultrasonic flaw detector walking platform which comprises a vehicle frame, a first lifting assembly and a second lifting assembly are symmetrically installed at the two ends of the top of the vehicle frame, and two first connecting shafts are symmetrically installed at the moving end of the first lifting assembly; and two second connecting shafts are symmetrically mounted at the moving end of the second lifting assembly. When a steel rail needs to be subjected to flaw detection, a worker can carry the frame to a rail through a lifting handle on the side wall of the frame, and the heights of two groups of rail wheels are reduced through a first lifting assembly and a second lifting assembly, so that the rail wheels are in contact with the steel rail; the driving assembly is started to drive the road wheels making contact with the steel rail to rotate so as to drive the walking platform to move on the rail, after flaw detection is completed, the rail wheels are lifted through the first lifting assembly and the second lifting assembly, only four road wheels make contact with the ground at the moment, and the driving assembly is started to drive the road wheels to rotate. And therefore, the walking platform can be transferred on the ground.

The utility model relates to a novel middle armrest of a seat, and belongs to the technical field of passenger train equipment. According to the technical scheme, a middle handrail support (2) comprises a bottom cross beam (203) and an upper stand column (204) which are of an integrated structure, the upper stand column is located above the middle position of a rear beam (102), the bottom of the upper stand column and the end of the bottom cross beam are connected into a whole, and the top of the upper stand column (204) is connected with a middle handrail body (3) through a rotating shaft (4); a two-hole socket (201) is arranged on the front surface of the upper stand column (204) in an embedded mode, and a three-hole socket (202) is arranged on the rear surface of the upper stand column in an embedded mode. The utility model has the beneficial effects that the five-hole socket is arranged on the middle armrest support and the three-hole socket and the two-hole socket are separately arranged front and back under the condition that the function of normally adjusting the armrest body is met, so that the positions of the sockets are clear and the use positions are proper, the three-hole socket and the two-hole socket are prevented from being plugged by mistake, and the service life of the sockets is prolonged.