CN212861447U - Sliding plug door for railway vehicle - Google Patents

Abstract

The utility model relates to a rail transit vehicle equipment technical field specifically is a sliding plug door for rail vehicle, including door mechanism, left door, right door, left rotation stand and right rotation stand, door mechanism includes driving motor, left coaster four-bar linkage hanger plate, right coaster four-bar linkage hanger plate, left mechanism guide rail, right mechanism guide rail, deflector roll optical axis, left locking device, right locking device, unlocking device, profile of tooth hold-in range, left deflector roll optical axis gallows, right deflector roll optical axis gallows. The sliding plug door for the railway vehicle is characterized in that unit modules are preassembled according to functions, assembly and debugging of the unit modules are completed by professional technicians through equipment, and field installation only needs to fix the unit modules at corresponding positions through fasteners. The modular design of unit makes the door system installation simple and easy, greatly reduced installation time and to installer's skill requirement, promoted the stability of door system, the later stage need not adjust it basically moreover.

Description

Sliding plug door for railway vehicle

Technical Field

The utility model relates to a rail transit vehicle equipment technical field specifically is a sliding plug door for rail vehicle.

Background

With the large-scale development of urban rail transit industry in China, a large number of vehicles are manufactured and used, passengers can use the vehicles conveniently, and meanwhile, the requirements for maintenance, installation and maintenance, safety and stability and the like caused by daily use of a door system are increasingly strict. The existing sliding plug door system is difficult to meet the requirements, the installation time in the process of installing the door system for the vehicle and the skill requirements of installation personnel are extremely high, the stability of the door system is not enough, the door system is required to be continuously adjusted in the later period, and the maintenance and repair costs of the door system during the normal operation of the railway vehicle are greatly increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a railway vehicle is with stopper sliding door to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sliding plug door for rail vehicle, includes door mechanism, left door, right side door, left rotation stand and right rotation stand, door mechanism includes driving motor, left coaster four-bar linkage hanger plate, right coaster four-bar linkage hanger plate, left mechanism guide rail, right mechanism guide rail, deflector roll optical axis, left locking device, right locking device, unlocking device group, profile of tooth hold-in range, left deflector roll optical axis gallows, right deflector roll optical axis gallows, mechanism's bottom plate, driving motor, left mechanism guide rail, right mechanism guide rail, left deflector roll optical axis gallows, right deflector roll optical axis gallows, left locking device, right locking device, unlocking device group rigid coupling are on mechanism's bottom plate, deflector roll optical axis both ends rigid coupling are respectively on left deflector roll optical axis gallows and right deflector roll optical axis gallows, left coaster four-bar linkage hanger plate and right coaster four-bar linkage hanger plate hoist and hang on the deflector roll optical axis through the slip hole respectively, left door leaf and right door leaf are fixed continuous with left coaster four-bar linkage hanger (ii) a

The driving motor comprises a motor support, a bush, a thrust washer, a motor and a speed reducer, a motor swinging wheel body, a driving gear wheel, a tension wheel, a main travel switch and a stop limit screw, wherein the travel switch, the tension wheel and the stop limit screw are installed on the motor support, the motor support is fixedly connected on a mechanism bottom plate, the bush is fixedly connected in a motor support installation hole, the thrust washer is fixedly connected to two sides of the motor support installation hole, the driving gear wheel is fixedly sleeved on the outer wall of an output shaft of the motor and the speed reducer, a motor and speed reducer shell penetrates through the motor support installation hole to be fixedly connected with the motor swinging wheel body, the toothed synchronous belt is meshed with the driving gear wheel of the driving motor, the toothed synchronous belts on two sides are respectively meshed with the driven gear wheel of a left guide roller optical axis hanger and the driven gear wheel of a right guide roller optical axis hanger, one side of the toothed synchronous belt close to, the toothed synchronous belts on the two sides are fixedly connected with the left pulley four-connecting-rod hanging plate and the right pulley four-connecting-rod hanging plate respectively;

the left pulley four-connecting-rod hanging plate and the right pulley four-connecting-rod hanging plate are of symmetrical structures and comprise a left connecting hanging plate, a left guide rod, a left pulley, a left steering arm roller, a right connecting hanging plate, a right guide rod, a right pulley and a right steering arm, wherein the left pulley is fixedly connected with the left steering arm and the left guide rod respectively, the right pulley is fixedly connected with the right steering arm and the right guide rod respectively, the left connecting hanging plate is fixedly connected with the left steering arm and the left guide rod respectively, the right connecting hanging plate is fixedly connected with the right steering arm and the right guide rod respectively, two ends of an optical axis of the guide roller respectively penetrate through sliding holes reserved in the left pulley and the right pulley, two sides of the optical axis of the guide roller are fixed on a mechanism bottom plate through a left guide roller optical axis hanger and a right guide rail optical axis hanger respectively, and a left mechanism guide rail and a right mechanism guide rail;

the left locking device and the right locking device are of symmetrical structures and comprise a hinge rod, a rocker connecting shaft, a rocker rotating arm, a rocker fixing seat, a lock connecting rod, a locking connecting shaft, a rotating upright post upper swing arm and a hinge rod connecting shaft, wherein one end of the hinge rod is connected with a motor swing wheel body, the other end of the hinge rod is connected with the upper end of the rocker connecting shaft, and the lock connecting rod is connected with the lower end of the rocker connecting shaft;

the unlocking device comprises an unlocking connecting rod, an unlocking mounting support, a first steel wire rope connecting rod, a left travel switch, an outer unlocking steel wire rope, a mounting plate, a steel wire rope mounting support, a steel wire rope sleeve, a second steel wire rope connecting rod, a right travel switch, an unlocking swing rod and an inner unlocking steel wire rope, wherein one end of the unlocking connecting rod is rotatably connected with a motor swing wheel body through a hinge rod connecting shaft, one end of the unlocking connecting rod, which is far away from the hinge rod connecting shaft, is connected with the unlocking swing rod, one end of the inner unlocking steel wire rope is connected with the second steel wire rope connecting rod, one end of the outer unlocking steel wire rope is connected with the second steel wire rope connecting rod, and the second steel wire rope connecting rod and;

the left car door and the right car door are of symmetrical structures and comprise an upper locking block, a left door leaf, left glass, a left sealing rubber strip, a lower door leaf guide rail, a right sealing rubber strip, a right door leaf, right glass, an upper locking block, an isolation lock and a lower door leaf guide rail, wherein the left sealing rubber strip and the right sealing rubber strip are respectively fixedly sleeved in mounting grooves on the periphery of the left door leaf and the right door leaf;

the upper end of the left rotating upright post and the right rotating upright post are of symmetrical structures and comprise a locking connecting shaft, a left rotating upright post rod, a left upright post support, a left rotating upright post lower support, a left lower swing arm, a left anti-bouncing cap, a left lower swing arm roller, a left upper swing arm roller, a right rotating upright post rod, a right upright post support, a right rotating upright post lower support, a right lower swing arm, a right anti-bouncing cap, a right lower swing arm roller, a right upper swing arm and a right upper swing arm roller, the left lower swing arm, the left upper swing arm and the left rotating upright post rod are welded into a whole, the right lower swing arm, the right upper swing arm and the right rotating upright post rod are welded into a whole, the left upper swing arm is respectively provided with the left upper swing arm roller and the locking connecting shaft, the left lower swing arm is provided with the left lower swing arm roller, the right upper swing arm is respectively provided with the right upper swing arm roller and the locking connecting shaft, the left anti-bouncing cap and the right anti-bouncing cap are respectively installed on the left lower swinging arm and the right lower swinging arm, the upper end of the left rotating upright post rod and the upper end of the right rotating upright post rod are connected with the door mechanism, the lower end of the left rotating upright post rod and the lower end of the right rotating upright post rod are respectively connected with the vehicle body through a left upright post support and a right upright post support, the left lower swinging arm roller is installed in the right door leaf lower guide rail, and the right lower swinging arm roller is installed in the left door leaf lower guide rail.

Compared with the prior art, the beneficial effects of the utility model are that: the sliding plug door for the railway vehicle is preassembled into unit modules according to functions, the unit modules are assembled and debugged through professional technicians and equipment, and field installation is only needed to fix the unit modules at corresponding positions through fasteners. The modular design of unit makes the door system installation simple and easy, greatly reduced the vehicle installation door system in-process installation time and installer's technical requirement, promoted the stability of door system, the later stage need not adjust it basically moreover, has reduced the maintenance and the cost of maintenance of door system during rail vehicle normal operating. The movement mechanism adopts a pulley four-connecting-rod hanging plate structure, has the structural characteristics of realizing the sliding-plug movement required by the door leaf and carrying out parallel movement, has simple and compact structure and is convenient to install, debug, use and maintain. The transmission structure adopts a toothed synchronous belt, the transmission efficiency is high, the applicability to the vehicle body is strong as a flexible transmission structure, and the transmission is stable, and the use and the maintenance are convenient. Adopt mechanical locking principle to carry out initiative locking door leaf, the cooperation of coaster four-bar linkage and left and right rotation stand is used in the locking in-process, realizes three-point locking about the door leaf, and locking simple structure is reliable, promotes the security performance of door system, is furnished with the lock travel switch that targets in place simultaneously on door mechanism, monitors door locking state in real time, prevents that the vehicle from not locking the condition that targets in place and running and causing the unnecessary risk at the door system. When emergency happens, when the vehicle can not control the door system, the door can be opened by mechanical unlocking through the inner and outer emergency unlocking devices, people can be evacuated, the inner and outer emergency unlocking is respectively monitored through the two travel switches, the emergency unlocking operation point can be accurately positioned, and the emergency unlocking is timely reset after hidden danger is eliminated.

Drawings

FIG. 1 is a schematic view of the structure of the sliding plug door of the present invention;

FIG. 2 is a schematic structural view of the door mechanism of the present invention;

fig. 3 is a schematic structural view of the driving motor of the present invention;

FIG. 4 is a schematic view of the left pulley four-bar linkage hanger plate structure of the present invention;

FIG. 5 is a schematic view of the structure of the right pulley four-bar linkage hanger plate of the present invention;

FIG. 6 is a schematic view of the locking device of the present invention;

fig. 7 is a schematic structural view of the emergency unlocking device of the present invention;

fig. 8 is a schematic structural view of the left door leaf of the present invention;

fig. 9 is a schematic structural view of the right door leaf of the present invention;

fig. 10 is a schematic structural view of the right rotating column of the present invention;

fig. 11 is a schematic structural view of the left-hand rotating column of the present invention.

In the figure: 1. door mechanism, 2, left door leaf, 3, right door leaf, 4, left rotating upright post, 5, right rotating upright post, 6, driving motor, 7, left pulley four-bar linkage hanger plate, 8, right pulley four-bar linkage hanger plate, 9, left mechanism guide rail, 10, right mechanism guide rail, 11, guide roller optical axis, 12, left locking device, 13, right locking device, 14, unlocking device, 15, tooth-shaped synchronous belt, 16, left guide roller optical axis hanger, 17, right guide roller optical axis hanger, 18, mechanism bottom plate, 19, door controller, 20, mechanism left hanger, 21, mechanism middle hanger, 22, mechanism right hanger, 23, motor support, 24, thrust washer, 25, motor and speed reducer, 26, bush, 27, driving gear pulley, 28, main stroke switch, 29, motor swinging wheel body, 30, stop limit screw, 31, tension pulley, 32, left connecting hanger plate, 33, right connecting hanger plate, motor, right connecting hanger plate, and speed reducer, A left guide rod, 34, a left pulley, 35, a left steering arm, 36, a left steering arm roller, 37, a right connecting hanger plate, 38, a right guide rod, 39, a right pulley, 40, a right steering arm, 41, a right steering arm roller, 42, a hinge rod, 43, a rocker connecting shaft, 44, a rocker rotating arm, 45, a rocker fixing seat, 46, a locking connecting rod, 47, a locking connecting shaft, 48, a rotating column upper swing arm, 49, a hinge rod connecting shaft, 50, an unlocking connecting rod, 51, an unlocking mounting bracket, 52, a first steel wire rope connecting rod, 53, a left travel switch, 54, an external unlocking steel wire rope, 55, a mounting plate, 56, a steel wire rope mounting bracket, 57, a steel wire rope sleeve, 58, a second steel wire rope connecting rod, 59, a right travel switch, 60, an unlocking swing rod, 61, an internal unlocking steel wire rope, 62, an upper locking block, 63, a left door leaf, 64, left glass, 65, a left sealing rubber strip, 66. the left door leaf lower guide rail 67, the right sealing rubber strip 68, the right door leaf 69, the right glass 70, the upper locking block 71, the isolation lock 72, the right door leaf lower guide rail 73, the left rotating upright post rod 74, the upright post support 75, the left rotating upright post lower support 76, the left lower swing arm 77, the anti-bouncing cap 78, the left lower swing arm roller 79, the left upper swing arm 80, the left upper swing arm roller 81, the right rotating upright post rod 82, the upright post support 83, the right rotating upright post lower support 84, the right lower swing arm 85, the anti-bouncing cap 86, the right lower swing arm roller 87, the right upper swing arm 88 and the right upper swing arm roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-11, the present invention provides a technical solution: a sliding plug door for a railway vehicle comprises a door mechanism 1, a left door 2, a right door 3, a left rotating upright post 4 and a right rotating upright post 5, wherein the door mechanism 1 comprises a driving motor 6, a left pulley four-bar hanging plate 7, a right pulley four-bar hanging plate 8, a left mechanism guide rail 9, a right mechanism guide rail 10, a guide roller optical axis 11, a left locking device 12, a right locking device 13, an unlocking device group 14, a tooth-shaped synchronous belt 15, a left guide roller optical axis hanger 16, a right guide roller optical axis hanger 17 and a mechanism bottom plate 18, the driving motor 6, the left mechanism guide rail 9, the right mechanism guide rail 10, the left guide roller optical axis hanger 16, the right guide roller optical axis hanger 17, the left locking device 12, the right locking device 13 and the unlocking device group 14 are fixedly connected on the mechanism bottom plate 18, two ends of the guide roller optical axis 11 are fixedly connected on the left guide roller optical axis hanger 16 and the right guide roller optical axis hanger 17 respectively, the left pulley four-bar hanging plate 7 and the right pulley four-bar hanging, the left door leaf 2 and the right door leaf 3 are respectively fixedly connected with a left pulley four-connecting-rod hanging plate 7 and a right pulley four-connecting-rod hanging plate 8, and when a right steering arm roller 36 moves in a left mechanism guide rail 9 and a right mechanism guide rail 10, the right connecting hanging plate 32 moves along a track restrained by the left mechanism guide rail 9 and the right mechanism guide rail 10, and moves in a translation mode parallel to the guide roller optical axis 11 and moves in a plug-pull mode in a direction vertical to the guide roller optical axis 11; therefore, the right connecting hanger plate 32 drives the right door leaf 3 to move in parallel with the optical axis in a translation manner and to move in a plug-pull manner in a direction vertical to the optical axis;

the driving motor 6 comprises a motor support 23, a bush 26, a thrust washer 24, a motor and speed reducer 25, a motor swinging wheel body 29, a driving gear wheel 27, a tension wheel 31, a main stroke switch 28 and a stop limit screw 30, wherein the stroke switch 28, the tension wheel 31 and the stop limit screw 30 are arranged on the motor support 23, the motor support 23 is fixedly connected on the mechanism bottom plate 18, the bush 26 is fixedly connected in a mounting hole of the motor support 23, the thrust washer 24 is fixedly connected at two sides of the mounting hole of the motor support 23, the driving gear wheel 27 is fixedly sleeved on the outer wall of an output shaft of the motor and speed reducer 25, a shell of the motor and speed reducer 25 penetrates through the mounting hole of the motor support 23 and is fixedly connected with the motor swinging wheel body 29, a tooth-shaped synchronous belt 15 is meshed with the driving gear wheel 27 of the driving motor 6, the tooth-shaped synchronous belts 15 at two sides are respectively meshed with a driven, one side of the toothed synchronous belt 15 close to the driving motor 6 is tightly sleeved on the outer wall of the tension pulley 31, the toothed synchronous belts 15 on the two sides are respectively and fixedly connected with the left pulley four-bar linkage hanging plate 7 and the right pulley four-bar linkage hanging plate 8, the toothed synchronous belt 15 is driven through a driving toothed belt wheel 27 in the driving motor 6, the driving force of the motor and the speed reducer 25 is transmitted, and the left pulley four-bar linkage hanging plate 7 and the right pulley four-bar linkage hanging plate 8 are kept to respectively drive the left door leaf 2 and the right door leaf 3 to do synchronous motion;

the left pulley four-connecting-rod hanging plate 7 and the right pulley four-connecting-rod hanging plate 8 are of symmetrical structures and comprise a left connecting hanging plate 32, a left guide rod 33, a left pulley 34, a left steering arm 35, a left steering arm roller 36, a right connecting hanging plate 37, a right guide rod 38, a right pulley 39 and a right steering arm 40, the left pulley 34 is fixedly connected with the left steering arm 35 and the left guide rod 33 respectively, the right pulley 39 is fixedly connected with the right steering arm 40 and the right guide rod 38 respectively, the left connecting hanging plate 32 is fixedly connected with the left steering arm 35 and the left guide rod 33 respectively, the right connecting hanging plate 37 is fixedly connected with the right steering arm 40 and the right guide rod 38 respectively, two ends of a guide roller optical axis 11 respectively penetrate through sliding holes reserved in the left pulley 34 and the right pulley 39, two sides of the guide roller optical axis hanger 16 and the right guide rail optical axis hanger 17 are respectively fixed on the mechanism bottom plate 18, the left mechanism guide rail 9 and the right mechanism guide rail 10 are both fixed on the mechanism bottom plate, the right pulley 34, the right steering arm 35, the right guide rod 33 and the right connecting hanging plate 32 form a parallelogram structure through a connecting shaft, and the contraction and expansion motions of the parallelogram structure enable the connecting hanging plate 32 to drive the right door leaf 3 to form parallel motion relative to the right pulley 34;

the left locking device 12 and the right locking device 13 are of symmetrical structures and comprise a hinged rod 42, a rocker connecting shaft 43, a rocker rotating arm 44, a rocker fixing seat 45, a locking connecting rod 46, a locking connecting shaft 47, a rotating upright post upper swing arm 48 and a hinged rod connecting shaft 49, one end of the hinged rod 42 is connected with the motor swing wheel body 29, the other end of the hinged rod 42 is connected with the upper end of the rocker connecting shaft 43, and the locking connecting rod 46 is connected with the lower end of the rocker connecting shaft 43;

the unlocking device 14 comprises an unlocking connecting rod 50, an unlocking mounting bracket 51, a first wire rope connecting rod 52, a left travel switch 53, an outer unlocking wire rope 54 and a mounting plate 55, the unlocking device comprises a steel wire rope mounting bracket 56, a steel wire rope sleeve 57, a second steel wire rope connecting rod 58, a right travel switch 59, an unlocking swing rod 60 and an inner unlocking steel wire rope 61, wherein one end of the unlocking connecting rod 50 is rotatably connected with the motor swing wheel body 29 through a hinge rod connecting shaft 49, one end of the unlocking connecting rod 50, which is far away from the hinge rod connecting shaft 49, is connected with the unlocking swing rod 60, one end of the inner unlocking steel wire rope 61 is connected with the second steel wire rope connecting rod 58, the other end of the inner unlocking steel wire rope 61 is connected with an inner emergency unlocking device of equipment, one end of the outer unlocking steel wire rope 54 is connected with the second steel wire rope connecting rod 58, the other end of the outer unlocking steel wire rope 54 is connected with an outer emergency unlocking device of the equipment;

the left vehicle door 2 and the right vehicle door 3 are of symmetrical structures and comprise an upper locking block 62, a left door leaf 63, left glass 64, a left sealing rubber strip 65, a door leaf lower guide rail 66, a right sealing rubber strip 67, a right door leaf 68, right glass 69, an upper locking block 70, an isolation lock 71 and a door leaf lower guide rail 72, wherein the left sealing rubber strip 65 and the right sealing rubber strip 67 are fixedly sleeved in mounting grooves on the periphery of the left door leaf 63 and the right door leaf 68 respectively, the front surfaces of the left door leaf 63 and the right door leaf 68 are fixedly connected with the upper locking block 62 and the door leaf lower guide rail 72 through screws, the door mechanism 1 is connected with the left vehicle door 2 through a left connecting hanging plate 37 in a left pulley four-bar hanging plate 7, and the door mechanism 1 is connected with the right vehicle door 3 through a right connecting hanging plate 32 in a right pulley four-;

the upper end of the left rotating upright post 4 and the right rotating upright post 5 are of symmetrical structures and comprise a locking connecting shaft 47, a left rotating upright post rod 73, a left upright post support 74, a left rotating upright post lower support 75, a left lower swing arm 76, a left anti-jumping cap 77, a left lower swing arm roller 78, a left upper swing arm 79, a left upper swing arm roller 80, a right rotating upright post rod 81, a right upright post support 82, a right rotating upright post lower support 83, a right lower swing arm 84, a right anti-jumping cap 85, a right lower swing arm roller 86, a right upper swing arm 87 and a right upper swing arm roller 88, the left lower swing arm 76 and the left upper swing arm 79 are welded with the left rotating upright post rod 73 into a whole, the right lower swing arm 84 and the right upper swing arm 87 are welded with the right rotating upright post rod 81 into a whole, the left upper swing arm roller 80 and the locking connecting shaft 47 are respectively arranged on the left upper swing arm 79, the left lower swing arm 78 is arranged on the left lower swing arm 76, the right upper swing arm 88 and the locking connecting shaft 47 are respectively, the right lower swing arm 84 is provided with a right lower swing arm roller 86, the left anti-bouncing cap 77 and the right anti-bouncing cap 85 are respectively arranged on the left lower swing arm 76 and the right lower swing arm 84, the upper end of the left rotating upright post rod 73 and the upper end of the right rotating upright post rod 81 are connected with the door mechanism 1, the lower end of the left rotating upright post rod 73 and the lower end of the right rotating upright post rod 81 are respectively connected with the vehicle body through the left upright post support 74 and the right upright post support 82, the left lower swing arm roller 78 is arranged in the right door leaf lower guide rail 72, and the right lower swing arm roller 86 is arranged in the left door leaf lower guide rail 66.

In this embodiment, when the door needs to be opened, and the door controller 19 gives a door opening signal, the motor and speed reducer 25 drives the motor swing wheel 29 to drive the hinge rod 42, the rocker 44 is driven to swing, so that the lock link 46 pushes the lock link shaft 47, the lock link shaft 47 drives the upper swing arm roller 80 and the lower swing arm roller 78 of the right rotating upright post 5 to move, the upper swing arm roller 80, the upper locking block 70, the lower swing arm roller 78 and the door leaf lower guide rail 72 are released, the locking state of the right door leaf 3 is released, and similarly, the locking state of the left door leaf 2 is released at the same time, and the unlocking of the left door leaf 2 and the right door leaf 3 is completed. After unlocking is completed, the motor and speed reducer unit 25 rotates as a central shaft to drive the driving toothed belt wheel 27 to rotate and drive the toothed synchronous belt 15 to move, the pulley 34 and the pulley 39 are driven to do linear motion along the guide roller optical axis 11, the steering arm roller 36 is driven to do constraint track along the mechanism guide rail 10 and the steering arm roller 41, so that the parallelogram of the right pulley four-bar linkage hanging plate 8 and the left pulley four-bar linkage hanging plate 7 is firstly opened to remove the plugging of the left door leaf 2 and the right door leaf 3, after the plugging is completed, the right pulley four-bar linkage hanging plate 8 and the left pulley four-bar linkage hanging plate 7 drive the guide roller optical axis 11 of the left door leaf 2 and the right door leaf 3 to do linear motion, after the door leaf moves to the door opening position, the door controller 19 sends a signal, the motor and the.

When the door needs to be closed, when the door controller 19 gives a door closing signal, the central shaft of the motor and speed reducer 25 rotates to drive the driving toothed belt wheel 27 to rotate and drive the toothed synchronous belt 15 to move, the pulley 34 and the pulley 39 are driven to move along the guide roller optical axis 11, the right pulley four-bar hanging plate 8 and the left pulley four-bar hanging plate 7 are driven to drive the left door leaf 2 and the right door leaf 3 to close, during the door leaf plugging and closing process, the motor and speed reducer 25 rotates to drive the motor swinging wheel body 29 to pull the hinge rod 42, the driving rocker connecting shaft 43 swings to drive the locking connecting rod 46 to pull the locking connecting shaft 47 on the rotating upright upper swing arm 48 in a linkage manner, the upper swing arm roller 80 and the lower swing arm roller 78 of the right rotating upright 5 are driven to move, the upper swing arm roller 80 and the upper locking block 70 and the lower swing arm roller 78 on the right door leaf 3 act on the, simultaneously, the left door leaf 2 is tensioned, and the locking of the left door leaf 2 and the right door leaf 3 is completed. After the door leaf moves to the door closing position, the door controller 19 sends a signal to complete the door closing process.

When the door needs to be opened manually in an emergency, the handle for inner and outer emergency unlocking is pulled or rotated to drive the unlocking steel wire rope, the first steel wire rope connecting rod 52 rotates around the shaft and drives the unlocking swing rod 60 to be linked through the stop block under the action of the unlocking steel wire rope, so that the motor swing wheel body 29 rotates in the opposite direction to complete unlocking, meanwhile, the unlocking cam on the steel wire rope 52 connecting rod triggers the emergency unlocking switch when rotating around the shaft, an emergency unlocking signal is sent to the door controller, and the door can be opened manually at the moment.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (1)

1. The utility model provides a sliding plug door for rail vehicle, includes door mechanism (1), left door (2), right side door (3), left rotation stand (4) and right rotation stand (5), its characterized in that: the door mechanism (1) comprises a driving motor (6), a left pulley four-connecting-rod hanging plate (7), a right pulley four-connecting-rod hanging plate (8), a left mechanism guide rail (9), a right mechanism guide rail (10), a guide roller optical axis (11), a left locking device (12), a right locking device (13), an unlocking device (14), a tooth-shaped synchronous belt (15), a left guide roller optical axis hanging frame (16), a right guide roller optical axis hanging frame (17) and a mechanism bottom plate (18), wherein the driving motor (6), the left mechanism guide rail (9), the right mechanism guide rail (10), the left guide roller optical axis hanging frame (16), the right guide roller optical axis hanging frame (17), the left locking device (12), the right locking device (13) and the unlocking device (14) are fixedly connected on the mechanism bottom plate (18), and two ends of a guide roller optical axis (11) are fixedly connected on the left guide roller optical axis hanging frame (16), the left pulley four-connecting-rod hanging plate (7) and the right pulley four-connecting-rod hanging plate (8) are respectively hung on the guide roller optical axis (11) through sliding holes, and the left car door (2) and the right car door (3) are respectively fixedly connected with the left pulley four-connecting-rod hanging plate (7) and the right pulley four-connecting-rod hanging plate (8);

the driving motor (6) comprises a motor support (23), a bushing (26), a thrust washer (24), a motor and speed reducer (25), a motor swinging wheel body (29), a driving gear belt wheel (27), a tension wheel (31), a main travel switch (28) and a stop limit screw (30), wherein the main travel switch (28), the tension wheel (31) and the stop limit screw (30) are installed on the motor support (23), the motor support (23) is fixedly connected on a mechanism bottom plate (18), the bushing (26) is fixedly connected in a motor support (23) installation hole, the thrust washer (24) is fixedly connected on two sides of the motor support (23) installation hole, the driving gear belt wheel (27) is fixedly sleeved on the outer wall of an output shaft of the motor and speed reducer (25), and a shell of the motor and speed reducer (25) penetrates through the motor support (23) installation hole to be fixedly connected with the motor swinging wheel body (29), the toothed synchronous belt (15) is meshed and connected with a driving toothed belt wheel (27) of a driving motor (6), the toothed synchronous belts (15) on two sides are meshed and connected with a driven toothed belt wheel of a left guide roller optical axis hanger (16) and a driven toothed belt wheel of a right guide roller optical axis hanger (17) respectively, one side, close to the driving motor (6), of each toothed synchronous belt (15) is tightly sleeved on the outer wall of a tension wheel (31), and the toothed synchronous belts (15) on two sides are fixedly connected with a left pulley four-connecting-rod hanger plate (7) and a right pulley four-connecting-rod hanger plate (8) respectively;

the left pulley four-connecting-rod hanging plate (7) and the right pulley four-connecting-rod hanging plate (8) are of symmetrical structures and comprise a left connecting hanging plate (32), a left guide rod (33), a left pulley (34), a left steering arm (35), a left steering arm roller (36), a right connecting hanging plate (37), a right guide rod (38), a right pulley (39) and a right steering arm (40), the left pulley (34) is fixedly connected with the left steering arm (35) and the left guide rod (33) respectively, the right pulley (39) is fixedly connected with the right steering arm (40) and the right guide rod (38) respectively, the left connecting hanging plate (32) is fixedly connected with the left steering arm (35) and the left guide rod (33) respectively, the right connecting hanging plate (37) is fixedly connected with the right steering arm (40) and the right guide rod (38) respectively, and two ends of the optical axis (11) pass through sliding holes reserved in the left pulley (34) and the right pulley (39) respectively, two sides of the mechanism are respectively fixed on a mechanism bottom plate (18) through a left guide roller optical axis hanger (16) and a right guide roller optical axis hanger (17), and a left mechanism guide rail (9) and a right mechanism guide rail (10) are both fixed on the mechanism bottom plate (18);

the left locking device (12) and the right locking device (13) are of symmetrical structures and comprise a hinge rod (42), a rocker connecting shaft (43), a rocker rotating arm (44), a rocker fixing seat (45), a lock connecting rod (46), a locking connecting shaft (47), a rotating upright post upper swing arm (48) and a hinge rod connecting shaft (49), one end of the hinge rod (42) is connected with a motor swing wheel body (29), the other end of the hinge rod (42) is connected with the upper end of the rocker connecting shaft (43), and the lock connecting rod (46) is connected with the lower end of the rocker connecting shaft (43);

unlocking device (14) including unblock connecting rod (50), unblock installing support (51), first wire rope connecting rod (52), left travel switch (53), outer unblock wire rope (54), mounting panel (55), wire rope installing support (56), wire rope sleeve pipe (57), second wire rope connecting rod (58), right travel switch (59), unblock pendulum rod (60) and interior unblock wire rope (61), unblock connecting rod (50) one end is passed through hinge bar connecting axle (49) and is rotated with motor swing wheel body (29) and is linked to each other, the one end that hinge bar connecting axle (49) was kept away from in unblock connecting rod (50) links to each other with unblock pendulum rod (60), the one end second wire rope connecting rod (58) of interior unblock wire rope (61) link to each other, the one end of outer unblock wire rope (54) links to each other with second wire rope connecting rod (58), second wire rope connecting rod (58) and unblock pendulum rod (60) assemble at the unblock installing support through A frame (51);

the left car door (2) and the right car door (3) are of symmetrical structures and comprise an upper left locking block (62), a left door leaf (63), left glass (64), a left sealing rubber strip (65), a left door leaf lower guide rail (66), a right sealing rubber strip (67), a right door leaf (68), right glass (69), an upper right locking block (70), an isolation lock (71) and a right door leaf lower guide rail (72), wherein the left sealing rubber strip (65) and the right sealing rubber strip (67) are fixedly sleeved in mounting grooves on the periphery of the left door leaf (63) and the right door leaf (68) respectively, the front surfaces of the left door leaf (63) and the right door leaf (68) are fixedly connected with the upper left locking block (62) and the right door leaf lower guide rail (72) through screws, the door mechanism (1) is connected with the left car door (2) through a left connecting hanging plate (32) in a left pulley four-connecting-rod hanging plate (7), and the right connecting hanging plate (37) in a right pulley four-rod hanging plate (8) are connected with the left car door (3) Connecting;

the upper end of the left rotating upright post (4) and the right rotating upright post (5) are of symmetrical structures and comprise a locking connecting shaft (47), a left rotating upright post rod (73), a left upright post support (74), a left rotating upright post lower support (75), a left lower swing arm (76), a left anti-bouncing cap (77), a left lower swing arm roller (78), a left upper swing arm (79), a left upper swing arm roller (80), a right rotating upright post rod (81), a right upright post support (82), a right rotating upright post lower support (83), a right lower swing arm (84), a right anti-bouncing cap (85), a right lower swing arm roller (86), a right upper swing arm (87) and a right upper swing arm roller (88), the left lower swing arm (76) and the left upper swing arm (79) are welded with the left rotating upright post rod (73) into a whole, the right lower swing arm (84) and the right upper swing arm (87) are welded with the right rotating upright post rod (81) into a whole, the left upper swing arm (79) is respectively provided with a left upper swing arm roller (80) and a locking connecting shaft (47), the left lower swing arm (76) is provided with a left lower swing arm roller (78), the right upper swing arm (87) is respectively provided with a right upper swing arm roller (88) and a locking connecting shaft (47), the right lower swing arm (84) is provided with a right lower swing arm roller (86), the left anti-jump cap (77) and the right anti-jump cap (85) are respectively arranged on the left lower swing arm (76) and the right lower swing arm (84), the upper end of the left rotating upright post rod (73) and the upper end of the right rotating upright post rod (81) are respectively connected with the door mechanism (1), the lower end of the left rotating upright post rod (73) and the lower end of the right rotating upright post rod (81) are respectively connected with the vehicle body through a left upright post support (74) and a right upright post support (82), the left lower swing arm roller (78) is arranged in the right lower guide rail (72), the right lower swing arm roller (86) is installed in the left door leaf lower guide rail (66).

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