CN112046505A

CN112046505A - Rail train switch door

Info

Publication number: CN112046505A
Application number: CN202010792440.0A
Authority: CN
Inventors: 马依和; 王振凯
Original assignee: Shanghai Ziqing Hardware Products Co ltd
Current assignee: Jining Weibao Network Technology Co ltd
Priority date: 2020-08-09
Filing date: 2020-08-09
Publication date: 2020-12-08
Anticipated expiration: 2040-08-09
Also published as: CN112046505B

Abstract

The invention discloses a rail train switch door, which structurally comprises a box body, wherein an open placing inner cavity is arranged in the box body, a bottom cavity positioned in the box body is communicated with the lower side of the placing inner cavity, a penetrating inner cavity is arranged in the box body, the rear side of the through cavity is communicated with a symmetrical opening cavity which is provided with openings, the bottom cavity and the placing inner cavity are internally provided with unfolding supporting devices which can be hidden in the bottom cavity and the placing inner cavity and can be unfolded to form a supporting plate structure, the device adopts a mode of pushing the carriage door out of the carriage to be opened, and the structure which is hidden in the carriage and can be unfolded for different platforms to be used for meeting the requirement that people normally transfer from top to bottom in the carriage is designed, so that the equipment has the function that the rail train can get on and off the bus at different platforms on the premise of meeting the compact space design.

Description

Rail train switch door

Technical Field

The invention belongs to the technical field of rail train equipment, and particularly relates to a rail train door opening and closing device.

Background

The shortcoming of the prior art is that the existing train has too large space between the train and the platform and cannot meet the requirement of normal train riding of personnel due to the fact that the designed opening and closing size of the door and the wide size of the train are adopted, but the space between the platform of the platform and the train is also designed, and the phenomenon that the new train cannot be used without modifying the platform can occur. For this reason, long-term research has been conducted and various solutions have been proposed.

For example, a chinese patent document rotary type train door locking system discloses [ application No.: 201610823505.7], comprising: the device comprises a gantry beam, a transverse linear guide rail assembly, two train door connecting plates, a synchronous belt transmission assembly, a longitudinal linear bearing assembly, a locking mechanism and the like. The invention can realize the plug motion of the train door on the horizontal plane, and lock the transverse motion of the train door through the locking mechanism, thereby achieving the effect of completely locking the train door, and the invention has simple locking principle and convenient structure installation and maintenance.

Above-mentioned scheme has not realized carrying out the efficient to the distance between different platforms and the carriage and has adjusted in order to satisfy various platforms and can both stop the carriage and supply personnel to get on or off the carriage, has reduced work efficiency yet.

Disclosure of Invention

The invention aims to solve the problems and provides equipment with the advantages that the distance between different platforms and carriages can be effectively adjusted, the various platforms can stop the carriages, and personnel can get on and off the carriages.

The invention is realized by the following technical scheme: the invention discloses a rail train opening and closing door, which comprises a box body, wherein an open placing inner cavity is arranged in the box body, a bottom cavity positioned in the box body is communicated and arranged at the lower side of the placing inner cavity, a penetrating inner cavity is arranged in the box body, symmetrical open inner cavities are communicated and arranged at the rear side of the penetrating inner cavity, the open inner cavities are arranged in an open mode, unfolding supporting devices which can be hidden in the bottom cavity and the placing inner cavity and can be unfolded to form a supporting plate structure are arranged in the bottom cavity and the placing inner cavity, and a sliding door opening device which adopts a sliding mode to form a sliding door is arranged in the penetrating inner cavity and the open inner cavity, so that people can get on and off a train conveniently and the train can stop at platforms with different sizes.

Further technical scheme, expand strutting arrangement include with the upset section of thick bamboo that the end chamber normal running fit is connected, box one side has set firmly the side-mounting motor, the side-mounting motor with upset section of thick bamboo power is connected, upset section of thick bamboo terminal surface has set firmly the upset case of symmetry, the upset case with place the inner chamber and slide and offset, it has set firmly the inclined plane to place inner chamber end wall, the inclined plane with the setting is supported mutually to the upset case, be provided with the upset subassembly that can expand formation curtain in upset case and the upset section of thick bamboo to it can erect stable platform to utilize above-mentioned structure to have realized that the upset subassembly forms the tiled structure and is convenient for personnel to get on and off the train and between train and the platform.

According to the technical scheme, the turnover assembly comprises an inner chute arranged in the turnover box, an opening of the inner chute is formed, a circular placing inner cavity is formed in the turnover box, one side of the circular placing inner cavity is communicated with a pushing inner cavity, the pushing inner cavity is communicated with an external space, a middle fixing ring is fixedly arranged in the end wall of the circular placing inner cavity, one side of the middle fixing ring is fixedly arranged, one side of the pushing inner cavity is fixed, a baffle is fixedly arranged in the middle fixing ring, the baffle passes through the circle center position of the middle fixing ring, and moving rod structures which are connected with each other to form a curtain are arranged in the pushing inner cavity and the circular placing inner cavity, so that a platform structure which is convenient for people to get on and off a train is formed by sliding of the.

Further technical scheme, the carriage release lever structure includes a plurality of round bars, the round bar with release inner chamber, circular inner chamber and the interior spout slip dress card of placing, the round bar surface is provided with the cooperation recess of symmetry, cooperation recess opening sets up, and is adjacent in the round bar the cooperation recess between set firmly connect the cooperation area, connect the cooperation area with both sides the round bar is connected, be provided with in the interior spout and drive and be close to the interior spout the round bar removes the removal that expandes and expandes the sub-assembly to the utilization is removed and is expanded the sub-assembly and realized the expansion of round bar.

Further technical scheme, remove expand the sub-assembly include with the spread groove of interior spout end wall intercommunication, the pivoted is provided with rotating cooperation pole between the end wall of spread groove both sides, interior spout one side is provided with and is located the installation motor in the upset case, the installation motor with rotating cooperation pole power is connected, is close to interior spout the pole with rotating cooperation pole screw-thread fit connects to utilize above-mentioned structure to make the pole drives the platform structure that the back expandes the formation personnel and get on and off the train.

According to the technical scheme, the sliding door opening device comprises a top box body connected with the through inner cavity in a sliding fit mode, the top box body is symmetrically arranged, a sliding door is arranged on the lower side of the top box body, a sliding driving assembly capable of driving the sliding door to slide is arranged in the top box body, and a protruding moving assembly capable of enabling the top box body to be ejected out of the through inner cavity and protruding on one side of the box body is arranged in the opening inner cavity, so that the protruding unfolding sliding of the sliding door is achieved by the aid of the protruding moving assembly.

Further technical scheme, the drive assembly that slides including set up in round cavity in the top box, round cavity downside intercommunication is provided with the bottom spout, the sliding door with bottom spout and round cavity sliding fit connect, the top box has set firmly the side inner chamber, side inner chamber one side power connection is provided with the external screw thread pole of rotating, the external screw thread pole of rotating with round cavity end wall normal running fit connects, the external screw thread pole of rotating with the door screw-thread fit that slides connects to utilize above-mentioned structure to realize the door that slides for the slip of top box.

According to the technical scheme, the protruding moving assembly comprises a fixing seat fixedly arranged close to the end wall of the opening inner cavity penetrating through the inner cavity, a penetrating side inner cavity is arranged in the fixing seat, the side inner cavity is symmetrically arranged, symmetrical middle sliding cavities are communicated in the end walls on two sides of the side inner cavity, and a pushing structure fixedly connected with the top box body and used for achieving sliding pushing of the top box body is arranged in the side inner cavity and the middle sliding cavities, so that the sliding pushing of the top box body is achieved by the pushing structure.

According to the technical scheme, the pushing structure comprises a bottom motor fixedly arranged on the end wall of the side inner cavity, a driving gear is arranged on the upper side of the bottom motor in a power connection mode, sliding cylinders are arranged in the side inner cavity and the middle sliding cavity, discs are fixedly arranged on the end faces of the two sides of each sliding cylinder, symmetrical key blocks are fixedly arranged on the upper end face and the lower end face of each sliding cylinder, the key blocks are connected with the middle sliding cavity in a sliding fit mode, the sliding cylinders are connected with the side inner cavity in a sliding fit mode, a moving assembly is arranged on one side of each sliding cylinder and is connected with the driving gear in a matched mode to achieve the back and forth movement of the sliding cylinders, and therefore the.

According to a further technical scheme, the movable assembly comprises frame blocks fixedly arranged on two sides of the sliding cylinder, the frame blocks are symmetrically arranged, an open clamping tooth containing cavity is formed in the frame blocks, and the driving gear stretches into the clamping tooth containing cavity and is meshed with the clamping tooth containing cavity, so that the sliding of the sliding cylinder is realized by utilizing the structure.

The invention has the beneficial effects that: the device adopts a mode of pushing the carriage door out of the carriage to be opened, and designs a structure which is hidden with the carriage and can be unfolded for different platforms to be used so as to meet the requirement that personnel normally transfer from top to bottom in the carriage, so that the device has the function of enabling the rail train to carry out personnel getting on and off at different platforms on the premise of meeting the compact space design.

The advantages are as follows:

1. adopted the upset cylinder and upset case are in the upset is carried out under the indirect effect of side-mounting motor, make the upset case can compensate the distance between platform and the train to different platforms, fill the gap between train and the platform, when being convenient for personnel to get on or off the bus, also be convenient for seal the gap and improve personnel's factor of safety, the design of inner chamber, plate washer, middle fixed ring, connection cooperation area, release inner chamber, cooperation recess and pole is placed to upset cylinder, circular, make a large amount the pole all can be stored in less space range, also be convenient for a large amount when practicing thrift the space the pole can expand in longer the upset incasement, make the working range of equipment increase, utilized the design of installing motor, rotating cooperation pole, spread groove, interior spout and circular inner chamber of placing, make be close to the interior spout the pole can slide in the interior spout, all the round rods can be unfolded in the inner sliding groove to form a platform structure, so that people can get on or off the vehicle and carry articles and the like conveniently.

2. Adopted top box, disc, dress latch chamber, the drum that slides, key piece, driving gear, bottom motor, side inner chamber, middle sliding chamber, fixing base and opening inner chamber's design, made top box and sliding door can run through the inner chamber and slide, be convenient for stretch out expand behind the box and form portal structure, utilized the design of side inner chamber, top box, middle sliding chamber, circle chamber, bottom spout and sliding door makes sliding door can roll-off in the bottom spout, and with the box offsets and slides, will sliding door expandes each other and forms the passageway, the personnel of being convenient for pass in and out, the design on inclined plane lie in with the slope is adopted in the counterbalance between the upset case, and the impact force slows down obviously.

Drawings

FIG. 1 is a schematic diagram of the apparatus of the present invention;

FIG. 2 is a schematic rear side view of the apparatus of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged schematic view A of the case of FIG. 2 according to the present invention;

FIG. 4 is a schematic diagram of an expanded configuration of the apparatus of FIG. 1 according to the present invention;

FIG. 5 is a schematic view of the top box of FIG. 4 in the direction B of the present invention;

FIG. 6 is a schematic view in the direction C of the deployment lumen of FIG. 4 in accordance with the present invention;

FIG. 7 is a schematic view of the D direction of the flip cylinder of FIG. 4 in accordance with the present invention;

FIG. 8 is a schematic sectional view of the apparatus of FIG. 4 in accordance with the present invention;

FIG. 9 is a schematic view of the invention in the direction E of the roll-over box of FIG. 8;

FIG. 10 is a schematic view of the invention in the direction F of the roll-over box of FIG. 8;

FIG. 11 is a schematic view of the present invention in the direction G of the flip cylinder of FIG. 8;

in the figure, a bottom cavity 11, a turning cylinder 12, a sliding door 13, a placing cavity 14, a turning box 15, a top box 16, a box 17, an opening cavity 18, a side installation motor 19, a fixed seat 22, a frame block 23, a disc 24, a clamping tooth cavity 25, a sliding cylinder 26, a key block 27, a driving gear 28, a bottom motor 29, a side cavity 31, a middle sliding cavity 32, a round cavity 33, a bottom sliding groove 34, an inclined plane 35, a rotating external thread rod 38, an internal sliding groove 42, a rotating matching rod 51, an installation motor 52, a connecting groove 53, a round rod 54, a matching groove 61, a pushing cavity 62, a round placing cavity 64, a baffle plate 65, a middle fixed ring 66, a connecting matching belt 67, a sliding door opening device 91 and a sliding door opening device 91.

Detailed Description

As shown in fig. 1 to 11, the present invention is explained in detail, and for convenience of description, the following orientations are defined as follows: the up-down, left-right and front-back direction is consistent with the up-down, left-right and front-back direction of the projection relation of the figure 1, the track train switch door comprises a box body 17, an open placing inner cavity 14 is arranged in the box body 17, a bottom cavity 11 positioned in the box body 17 is communicated and arranged at the lower side of the placing inner cavity 14, a through inner cavity 71 is arranged in the box body 17, symmetrical open inner cavities 18 are communicated and arranged at the rear side of the through inner cavity 71, the open inner cavities 18 are arranged in an open way, unfolding supporting devices 90 which can be hidden in the bottom cavity 11 and the placing inner cavity 14 and can be unfolded to form a supporting plate structure are arranged in the bottom cavity 11 and the placing inner cavity 14, a door moving opening device 91 which forms a sliding door by adopting a sliding mode is arranged, therefore, the device is utilized to realize that personnel can get on or off the train conveniently and the train can stop at platforms with different sizes.

Beneficially, wherein, expansion strutting arrangement 90 includes the upset section of thick bamboo 12 of being connected with bottom chamber 11 normal running fit, box 17 one side sets firmly side installation motor 19, side installation motor 19 is connected with upset section of thick bamboo 12 power, upset section of thick bamboo 12 terminal surface sets firmly symmetrical upset case 15, upset case 15 with place the inner chamber 14 and slide and offset, place inner chamber 14 end wall internal setting and have the inclined plane 35, inclined plane 35 and upset case 15 offset set up, be provided with the upset subassembly that can expand and form the curtain in upset case 15 and the upset section of thick bamboo 12, thereby utilize above-mentioned structure to realize that the upset subassembly forms the tiled structure and be convenient for personnel get on and off the train and can erect stable platform between train and the platform.

Beneficially, the turnover assembly comprises an inner chute 42 arranged in the turnover box 15, the inner chute 42 is provided with an opening, a circular placing inner cavity 64 is arranged in the turnover cylinder 12, one side of the circular placing inner cavity 64 is provided with a push-out inner cavity 62 in a communicating manner, the push-out inner cavity 62 is communicated with an external space, an intermediate fixing ring 66 is fixedly arranged in an end wall of the circular placing inner cavity 64, one side of the intermediate fixing ring 66 is fixedly provided with a 68, the 68 is fixed to one side of the push-out inner cavity 62, a baffle 65 is fixedly arranged in the intermediate fixing ring 66, the baffle 65 passes through a circle center position of the intermediate fixing ring 66, and moving rod structures which are connected with each other to form a curtain are arranged in the push-out inner cavity 62 and the circular placing.

Beneficially, the movable rod structure comprises a plurality of round rods 54, the round rods 54 are slidably mounted and clamped with the pushing-out inner cavity 62, the circular placing inner cavity 64 and the inner chute 42, symmetrical matching grooves 61 are formed in the outer surfaces of the round rods 54, openings of the matching grooves 61 are formed, connecting matching belts 67 are fixedly arranged between the matching grooves 61 in the adjacent round rods 54, the connecting matching belts 67 connect the round rods 54 on the two sides, the connecting matching belts 67 are made of rubber materials, and a movable unfolding assembly capable of driving the round rods 54 close to the inner chute 42 to move and unfold is arranged in the inner chute 42, so that the unfolding of the round rods 54 is achieved through the movable unfolding assembly.

Advantageously, the mobile unfolding assembly comprises a connecting groove 53 communicated with the end wall of the inner sliding groove 42, a rotating matching rod 51 is rotatably arranged between the end walls at two sides of the connecting groove 53, a mounting motor 52 positioned in the overturning box 15 is arranged at one side of the inner sliding groove 42, the mounting motor 52 is in power connection with the rotating matching rod 51, a round rod 54 close to the inner sliding groove 42 is in threaded matching connection with the rotating matching rod 51, and therefore the round rod 54 drives the rear unfolding to form a platform structure for people to get on and off the train by utilizing the structure.

Advantageously, the sliding door opening device 91 comprises a top box 16 connected with the through cavity 71 in a sliding fit manner, the top box 16 is symmetrically arranged, the sliding door 13 is arranged on the lower side of the top box 16, a sliding driving component capable of driving the sliding door 13 to slide is arranged in the top box 16, and a protruding moving component capable of enabling the top box 16 to be ejected out of the through cavity 71 and protrude out of one side of the box 17 is arranged in the opening cavity 18, so that the protruding unfolding sliding of the sliding door 13 is realized by the components.

Advantageously, the sliding driving assembly comprises a circular cavity 33 arranged in the top box 16, a bottom sliding groove 34 is arranged at the lower side of the circular cavity 33 in a communicating manner, the sliding door 13 is connected with the bottom sliding groove 34 and the circular cavity 33 in a sliding fit manner, a side inner cavity 31 is fixedly arranged in the top box 16, a rotating external threaded rod 38 is arranged at one side of the side inner cavity 31 in a power connection manner, the rotating external threaded rod 38 is connected with the end wall of the circular cavity 33 in a rotating fit manner, and the rotating external threaded rod 38 is connected with the sliding door 13 in a threaded fit manner, so that the sliding door 13 slides relative to the top box 16 by utilizing the structure.

Beneficially, the protruding moving assembly includes a fixed seat 22 fixedly disposed in an end wall of the opening inner cavity 18 close to the through inner cavity 71, a through side inner cavity 31 is disposed in the fixed seat 22, the side inner cavities 31 are symmetrically disposed, symmetrical middle sliding cavities 32 are disposed in end walls on two sides of the side inner cavity 31 in a communicating manner, and a pushing structure fixedly connected with the top box 16 is disposed in the side inner cavity 31 and the middle sliding cavities 32 to realize sliding pushing of the top box 16, so that sliding pushing of the top box 16 is realized by the pushing structure.

Beneficially, the pushing structure comprises a bottom motor 29 fixedly arranged on the end wall of the side inner cavity 31, a driving gear 28 is arranged on the upper side of the bottom motor 29 in a power connection mode, sliding cylinders 26 are arranged in the side inner cavity 31 and the middle sliding cavity 32, discs 24 are fixedly arranged on the two side end faces of the sliding cylinders 26, the diameter of each disc 24 is larger than that of each sliding cylinder 26, symmetrical key blocks 27 are fixedly arranged on the upper end face and the lower end face of each sliding cylinder 26, the key blocks 27 are connected with the middle sliding cavity 32 in a sliding fit mode, the sliding cylinders 26 are connected with the side inner cavities 31 in a sliding fit mode, a moving assembly connected with the driving gear 28 in a matched mode to achieve back-and-forth movement of the sliding cylinders 26 is arranged on one.

Advantageously, the moving assembly includes frame blocks 23 fixed on both sides of the sliding cylinder 26, the frame blocks 23 are symmetrically arranged, an open-ended teeth-mounting cavity 25 is arranged in the frame block 23, and the driving gear 28 extends into the teeth-mounting cavity 25 and is engaged with the teeth-mounting cavity 25, so that the sliding of the sliding cylinder 26 is realized by the above structure.

During initial state, above-mentioned device, subassembly and structure are in the stop work state, and when equipment carried out work, because current train is novel model almost, but most of stations are old bus station, just make new train can't stop at old platform, make the train can't carry out personnel's normal train of getting on and off to because current train can't fill totally with the gap of old platform and also make things convenient for passenger transport luggage etc..

When the equipment works, firstly, the side-mounted motor 19 works to drive the overturning barrel 12 to overturn, so that the overturning barrel 12 overturns to drive the overturning box 15 to overturn from the placing inner cavity 14 and make the overturning box 15 abut against the platform ground, then the mounted motor 52 works to drive the rotating matching rod 51 to rotate, so that the rotating matching rod 51 drives the round rods 54 to slide in the inner sliding groove 42, then the round rods 54 in the inner sliding groove 42 slide under the action of the rotating matching rod 51, and because the round rods 54 form a continuous structure between all the round rods 54 through the design of the matching groove 61 and the connecting matching belt 67, all the round rods 54 slide out from the circular placing inner cavity 64 and the pushing inner cavity 62 under the movement of the round rods 54 close to one side of the inner sliding groove 42, and all the round rods 54 are slidably clamped with the inner sliding groove 42, and a continuous platform structure is formed between the inner sliding grooves 42, at this time, the personnel can get on or off the train and carry luggage from the platform consisting of the turnover box 15 and the round rod 54, and can be normally used between the platforms with different distances and the train.

When the round rod 54 is completely unfolded, the sliding door 13 needs to be pushed out to form an opening door, firstly, the bottom motor 29 is operated to drive the driving gear 28 to rotate, the driving gear 28 rotates to drive the sliding cylinder 26 and the key block 27 to drive the top box 16 to push out under the action of the disc 24 under the action of the clamping tooth cavity 25 and the frame block 23, then the top box 16 indirectly drives the sliding door 13 to protrude out of the box 17, then the side inner cavity 31 operates to drive the rotating external threaded rod 38 to rotate, and the rotating external threaded rod 38 drives the sliding door 13 to slide in the bottom sliding groove 34 and the round cavity 33, so that the sliding doors 13 are far away from each other and protrude out of the box 17, and at the moment, a person can normally get on or off the train and carry goods.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the terms of bottom chamber 11, flip cylinder 12, sliding door 13, placing chamber 14, flip box 15, top box 16, box 17, open chamber 18, side-mounted motor 19, fixed seat 22, frame block 23, disc 24, bayonet lock chamber 25, sliding cylinder 26, key block 27, drive gear 28, bottom motor 29, side chamber 31, middle sliding chamber 32, circular chamber 33, bottom sliding slot 34, inclined surface 35, rotating male threaded rod 38, inner sliding slot 42, rotating mating rod 51, mounting motor 52, connecting slot 53, circular rod 54, mating groove 61, pushing chamber 62, circular placing chamber 64, baffle 65, middle fixing ring 66, connecting mating band 67, sliding door opening device 91, and sliding door opening device 91 are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.

Claims

1. The utility model provides a rail train switch door, its characterized in that, includes box (17), be provided with open-ended in box (17) and place inner chamber (14), it is provided with bottom chamber (11) that are located in box (17) to place inner chamber (14) downside intercommunication, be provided with through inner chamber (71) in box (17), it is provided with symmetrical opening inner chamber (18) to run through inner chamber (71) rear side intercommunication, opening inner chamber (18) opening sets up, be provided with in bottom chamber (11) and place inner chamber (14) can hide in bottom chamber (11) and place inner chamber (14) and expand and form expansion strutting arrangement (90) of backup pad structure, it forms sliding door opening device (91) of push-and-pull door to be provided with the mode that adopts to slide in inner chamber (71) and opening inner chamber (18) to run through.

2. The rail train switching door of claim 1, wherein: the unfolding support device (90) comprises a turnover cylinder (12) which is connected with the bottom cavity (11) in a rotating matching mode, a side-mounted motor (19) is fixedly arranged on one side of the box body (17), the side-mounted motor (19) is in power connection with the turnover cylinder (12), symmetrical turnover boxes (15) are fixedly arranged on the end face of the turnover cylinder (12), the turnover boxes (15) are in sliding abutting joint with the placement cavity (14), an inclined plane (35) is fixedly arranged in the end wall of the placement cavity (14), the inclined plane (35) is in abutting joint with the turnover boxes (15), and turnover components capable of being unfolded to form a curtain are arranged in the turnover boxes (15) and the turnover cylinder (12).

3. The rail train switching door of claim 2, wherein: the upset subassembly including set up in interior spout (42) in upset case (15), interior spout (42) opening sets up, it places inner chamber (64) to be provided with circularly in upset cylinder (12), circularly place inner chamber (64) one side intercommunication and be provided with and release inner chamber (62), it communicates with the exterior space to release inner chamber (62), circularly place inner chamber (64) end wall internal fixation and have middle fixed ring (66), middle fixed ring (66) one side has set firmly (68), (68) with it is fixed to release inner chamber (62) one side, middle fixed ring (66) internal fixation has set up plate washer (65), plate washer (65) process the centre of a circle position of middle fixed ring (66), it is provided with the carriage release lever structure that adopts the formation curtain of connecting each other to be provided with in inner chamber (64) to release inner chamber (62) and the circular.

4. The rail train switching door of claim 3, wherein: the movable rod structure includes a plurality of round bars (54), round bar (54) with release inner chamber (62), circular inner chamber (64) and the interior spout (42) slip dress card of placing, round bar (54) surface is provided with cooperation recess (61) of symmetry, cooperation recess (61) opening sets up, and is adjacent in round bar (54) it connects cooperation area (67) to have set firmly between cooperation recess (61), connect cooperation area (67) with both sides round bar (54) are connected, be provided with in interior spout (42) and drive and be close to interior spout (42) round bar (54) remove the removal that expandes the sub-assembly.

5. The rail train switching door of claim 2, wherein: the movable unfolding assembly comprises a connecting groove (53) communicated with the end wall of the inner sliding groove (42), a rotating matching rod (51) is arranged between the end walls of two sides of the connecting groove (53) in a rotating mode, an installation motor (52) located in the turnover box (15) is arranged on one side of the inner sliding groove (42), the installation motor (52) is in power connection with the rotating matching rod (51), and the round rod (54) is close to the inner sliding groove (42) and is in threaded matching connection with the rotating matching rod (51).

6. The rail train switching door of claim 1, wherein: move a door opening device (91) include with run through top box (16) that inner chamber (71) sliding fit connects, top box (16) symmetry sets up, top box (16) downside is provided with sliding door (13), be provided with in top box (16) and drive sliding door's (13) the drive assembly that slides, be provided with in opening inner chamber (18) and make top box (16) are ejecting run through inner chamber (71) and be in the convex protrusion removal subassembly in box (17) one side.

7. The rail train switching door of claim 6, wherein: the sliding driving assembly comprises a round cavity (33) arranged in the top box body (16), a bottom sliding groove (34) is formed in the lower side of the round cavity (33) in a communicated mode, the sliding door (13) is connected with the bottom sliding groove (34) and the round cavity (33) in a sliding fit mode, a side inner cavity (31) is fixedly arranged in the top box body (16), a rotating outer threaded rod (38) is arranged on one side of the side inner cavity (31) in a power connection mode, the rotating outer threaded rod (38) is connected with the end wall of the round cavity (33) in a rotating fit mode, and the rotating outer threaded rod (38) is connected with the sliding door (13) in a threaded fit mode.

8. The rail train switching door of claim 6, wherein: the protruding moving assembly comprises a fixed seat (22) fixedly arranged close to the end wall of the opening inner cavity (18) penetrating through the inner cavity (71), a penetrating side inner cavity (31) is arranged in the fixed seat (22), the side inner cavities (31) are symmetrically arranged, symmetrical middle sliding cavities (32) are arranged in the end walls of the two sides of the side inner cavity (31) in a communicated manner, and pushing structures fixedly connected with the top box body (16) to realize sliding pushing of the top box body (16) are arranged in the side inner cavity (31) and the middle sliding cavities (32).

9. The rail train switching door of claim 8, wherein: the pushing structure comprises a bottom motor (29) fixedly arranged on the end wall of a side inner cavity (31), a driving gear (28) is arranged on the upper side of the bottom motor (29) in a power connection mode, a sliding cylinder (26) is arranged in the side inner cavity (31) and a middle sliding cavity (32), discs (24) are fixedly arranged on the end faces of two sides of the sliding cylinder (26), symmetrical key blocks (27) are fixedly arranged on the upper end face and the lower end face of the sliding cylinder (26), the key blocks (27) are connected with the middle sliding cavity (32) in a sliding fit mode, the sliding cylinder (26) is connected with the side inner cavity (31) in a sliding fit mode, and a moving assembly which is connected with the driving gear (28) in a matched mode to achieve the back and forth movement of the sliding cylinder (26) is arranged.

10. The rail train switching door of claim 9, wherein: the movable assembly comprises frame blocks (23) fixedly arranged on two sides of the sliding cylinder (26), the frame blocks (23) are symmetrically arranged, an open clamping tooth containing cavity (25) is formed in the frame blocks (23), and the driving gear (28) extends into the clamping tooth containing cavity (25) and is meshed with the clamping tooth containing cavity (25).