CN113202401A - Platform translation expansion gate - Google Patents
Platform translation expansion gate Download PDFInfo
- Publication number
- CN113202401A CN113202401A CN202110582948.2A CN202110582948A CN113202401A CN 113202401 A CN113202401 A CN 113202401A CN 202110582948 A CN202110582948 A CN 202110582948A CN 113202401 A CN113202401 A CN 113202401A
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- China
- Prior art keywords
- door
- retractable door
- toppling structure
- base frame
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000013519 translation Methods 0.000 title claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000002955 isolation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B11/00—Means for allowing passage through fences, barriers or the like, e.g. stiles
- E06B11/02—Gates; Doors
- E06B11/022—Gates; Doors characterised by the manner of movement
- E06B11/023—Gates; Doors characterised by the manner of movement where the gate opens within the plane of the gate
- E06B11/026—Gates; Doors characterised by the manner of movement where the gate opens within the plane of the gate horizontally
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B1/00—General arrangement of stations, platforms, or sidings; Railway networks; Rail vehicle marshalling systems
- B61B1/02—General arrangement of stations and platforms including protection devices for the passengers
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/26—Suspension arrangements for wings for folding wings
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/40—Safety devices, e.g. detection of obstructions or end positions
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/605—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for folding wings
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B11/00—Means for allowing passage through fences, barriers or the like, e.g. stiles
- E06B11/02—Gates; Doors
- E06B11/04—Gates; Doors characterised by the kind of suspension
- E06B11/045—Gates; Doors characterised by the kind of suspension exclusively for horizontally sliding gates
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/51—Application of doors, windows, wings or fittings thereof for vehicles for railway cars or mass transit vehicles
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Type of wing
- E05Y2900/531—Doors
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention provides a platform translation retractable door which comprises a left retractable door and a right retractable door, wherein the left retractable door and the right retractable door have the same structure and respectively comprise a fixed track, a machine base, a primary retractable door and a secondary retractable door; a laser radar is arranged on one side of the machine base close to the train door and is in signal connection with the PLC control system; the machine base motor and the machine base moving motor are both servo motors, the servo motors are in signal connection with the PLC control system, and the PLC control system is in signal connection with the electromagnetic brake valve. The retractable door disclosed by the invention has the advantages that the automatic transverse translation retractable guardrail is adopted, the isolation effect is realized, meanwhile, under the condition that the base shields the door, the recognition system is used for recognizing whether the door is arranged in front or not, the base can transversely move to avoid the door, and the problem that the automatic door base shields the door is solved.
Description
Technical Field
The invention belongs to the technical field of rail transit platforms, and particularly relates to a platform translation telescopic door.
Background
At present, the traditional open type construction form is adopted for the domestic train platform, although the safe white line is arranged at the edge of the platform, the condition that passengers cross the safe line to walk freely, make calls and even fall off the platform still exists in the waiting process.
Aiming at the potential safety hazards, the development of the automatic lifting isolation railing for the platform can realize the physical isolation of the station track and the platform surface of the train, thereby effectively protecting the personal safety of passengers.
Disclosure of Invention
Aiming at the technical problem, the invention provides a platform translation telescopic door which adopts an automatic transverse translation telescopic guardrail, wherein the guardrail is folded and retracted left and right into the base when being opened, and is unfolded when being closed, so that an isolation effect is realized. Under the condition that the base covers the vehicle door, whether the vehicle door exists in front is identified by the identification system, the base can move transversely to avoid the vehicle door, and the problem that the vehicle door is covered by the automatic door base is solved.
In order to achieve the purpose, the invention adopts the following technical scheme:
a platform translation retractable door comprises a left retractable door and a right retractable door, and is characterized in that the left retractable door and the right retractable door are identical in structure and respectively comprise a fixed rail, a machine base, a primary retractable door and a secondary retractable door, the machine base is arranged on the fixed rail and comprises a machine base frame, the secondary retractable door is slidably arranged in the primary retractable door, and the primary retractable door is slidably arranged in the machine base frame; a base motor and a lead screw are fixedly arranged on the base frame and on the side surface opposite to the telescopic inlet and outlet of the primary telescopic door, two first polish rods are symmetrically arranged on two sides of the lead screw and are arranged in parallel with the lead screw, a first slide block and a second slide block are sequentially arranged on the two first polish rods from top to bottom in a penetrating manner, the upper ends and the lower ends of the two first polish rods are fixedly connected with the base frame, the upper end of the lead screw is connected with an output shaft of the base motor, the lower end of the lead screw penetrates through the first slide block and is fixedly connected with the base frame, and a lead screw nut for driving the first slide block to slide up and down is arranged in a lead screw penetrating hole on the first slide block; the first sliding block and the second sliding block are connected with a first folding power rod and a second folding power rod respectively at one side face close to the first-stage telescopic door, the first folding power rod and the second folding power rod are arranged in an intersecting mode, the other ends of the first folding power rod and the second folding power rod are connected with a first linear bearing and a second linear bearing respectively, a vertical polished rod is connected to the opposite side face of the first-stage telescopic door, which is connected with the second-stage telescopic door, and the second linear bearing and the first linear bearing are sequentially sleeved on the second polished rod from top to bottom.
Furthermore, the length of the screw rod is smaller than that of the first polish rods, the lower ends of the screw rods are connected with the base frame through first connecting plates, the two first polish rods penetrate through the first connecting plates, and the first connecting plates are located above the second sliding blocks; the lower ends of the two first polish rods are connected with the machine base frame through a second connecting plate, and third linear bearings are arranged in the first polish rod penetrating holes in the first sliding block and the second sliding block.
Furthermore, a second slide block is arranged at the lower end of the screw rod in a penetrating way and is connected with the lower ends of the two first polish rods and the base frame through a second connecting plate, a screw rod nut for driving the second slide block to slide up and down is arranged in a screw rod penetrating hole on the second slide block, and the thread rotating directions of the upper part and the lower part of the screw rod are opposite; and third linear bearings are arranged in the first polish rod through holes on the first sliding block and the second sliding block.
Furthermore, bilateral symmetry of lower part is equipped with two sets of chain gears in the frame all be equipped with first power chain on two sets of chain gears, be equipped with on the frame of chain gear lower part and be used for braking first chain pivoted control piece the bilateral symmetry of the inboard lower part of one-level retractable door is equipped with two sets of chain gears all be equipped with second power chain on two sets of chain gears, be equipped with the lower part in the frame and prevent empting the structure, the one end that the structure was prevented empting in the lower part stretches into the frame one-level retractable door and is connected with second power chain, and the other end is located being connected with first power chain in the frame, is equipped with the lower part in the next-door neighbour of the below of first power chain and prevents empting the structure slide, and the structure is prevented empting in the frame controllable slip in the lower part.
Further, the upper end in the frame is provided with an upper anti-toppling structure, one end of the upper anti-toppling structure extends out of the frame and is embedded into the one-level telescopic door frame in a sliding manner, upper anti-toppling structure slideways are arranged on the upper portion in the frame and the upper portion in the one-level telescopic door frame, and two ends of the upper anti-toppling structure slide on the upper anti-toppling structure slideways in the frame and the one-level telescopic door frame respectively.
Furthermore, the lower anti-toppling structure and the upper anti-toppling structure both comprise a rod part, a pulley fixing part with a U-shaped cross section is fixed on the upper end face of one end of the rod part, which is positioned in the stand frame, pulleys of the anti-toppling structure are symmetrically arranged on the two outer side faces of the pulley fixing part, and the pulleys of the anti-toppling structure on the pulley fixing part slide on the upper anti-toppling structure and the lower anti-toppling structure in the stand frame; the two side surfaces of one end, extending into the primary telescopic door, of the upper anti-toppling structure and the lower anti-toppling structure are symmetrically provided with anti-toppling structure pulleys, the inner side of the bottom end surface of the primary telescopic door is provided with a lower anti-toppling structure pulley slideway, the end of the lower anti-toppling structure is connected with the inner side surfaces of the two second power chains through a connecting block, and the anti-toppling structure pulley at the end of the upper anti-toppling structure slides on the upper anti-toppling structure slideway in the primary telescopic door; two connecting pieces are arranged on the platform surface of the U-shaped pulley fixing piece of the lower anti-toppling structure through vertical symmetry, and are connected with a connecting block, the left end and the right end of the connecting block extend out of the left end and the right end of the U-shaped pulley fixing piece, the position of the connecting block is higher than the highest point of the U-shaped pulley fixing piece, and the left side surface and the right side surface of the connecting block are respectively connected with the inner side surfaces of the lower chains of the left first power chains and the right side surface of the machine base frame.
Further, an upper anti-toppling structure cover and a lower anti-toppling structure cover are arranged between the primary telescopic door and the base frame, two sides of one end, positioned in the base frame, of the upper anti-toppling structure cover are provided with cover body pulleys, the cover body pulleys slide on the upper end face of the upper anti-toppling structure slide way, two side faces of the upper end of the primary telescopic door are provided with cover body slide ways, and the other end of the upper anti-toppling structure cover slides on the cover body slide way; the lower part anti-toppling structure comprises two plate bodies with cross sections in a [ -shape, the openings of the two plate bodies are arranged in an outward mirror symmetry mode, one end of each plate body is fixed on the first-stage telescopic door frame, the upper side surface and the lower side surface of the other end of each plate body are clamped on the upper end surface and the lower end surface of the lower part anti-toppling structure slide rail on the two sides in the machine base frame, and the lower part anti-toppling structure slide rails slide.
Further, a rack is arranged on the lower end face of the secondary retractable door, a gear rack is arranged between two chain gears at one end, far away from the base frame, of the primary retractable door, the chain gears and the rack gears are coaxially arranged, and the rack gears and the rack are matched to push the secondary retractable door to move; the lower end face of the second-stage retractable door slide way at the upper end of the first-stage retractable door and the upper end face of the second-stage retractable door slide way at the lower end of the first-stage retractable door are respectively provided with two positioning wheels which are symmetrically arranged, and the positioning wheels are positioned at one end of the third-stage retractable door slide way far away from the frame.
Furthermore, the control piece is an electromagnetic brake valve, the electromagnetic brake valve is arranged right below the screw rod, the inner side of the electromagnetic brake valve is connected with a first gear through a rotating shaft, a connecting shaft is connected between two chain gears of the first power chain close to one end of the screw rod, a second gear is arranged on the connecting shaft between the two chain gears, the first gear and the second gear are both 45-degree helical gears, and the second gear is arranged right above the first gear and is perpendicular to the first gear.
Furthermore, the fixed track is buried on the ground, and the track part on the fixed track is visible; a base moving motor is arranged between the base and the fixed track, the upper end surface of the base moving motor is fixedly connected with the lower end surface of the base, the base moving motor comprises a motor and a driving motor wheel, an upper driven wheel set and a lower driven wheel set are symmetrically arranged on the front side and the rear side of the driving motor wheel, an output shaft of the motor is connected with the driving motor wheel, and the upper driven wheel set and the lower driven wheel set are respectively arranged on the upper part and the lower part of the fixed plate on the two sides of the track; a plurality of machine seat wheels are arranged on the lower end surface of the machine seat; the lower end surface of one side of the primary retractable door, which is far away from the base frame, is connected with a secondary retractable door sliding wheel which slides on a fixed track; a connecting frame is arranged between the left side retractable door and the right side retractable door, and the left side retractable door and the right side retractable door are respectively positioned at the front side and the rear side of the connecting frame and are both connected with the connecting frame in a sliding manner; a laser radar is arranged on one side, close to the train door, of the base and is in signal connection with the PLC control system; the motor of the machine base and the mobile motor of the machine base are both servo motors, the servo motors are in signal connection with a PLC control system, and the PLC control system is in signal connection with the electromagnetic brake valve.
The working principle of the platform translation telescopic door provided by the invention is as follows: when the door is closed, the machine base motor drives the screw rod to rotate anticlockwise to drive the first sliding block at the upper part to move downwards, the folding power rod is unfolded to push the primary retractable door and the secondary retractable door out of the machine base frame, meanwhile, the electromagnetic brake valve is started to control the first power chain not to rotate, so that the lower part anti-tilting structure cannot move, the second power chain is dragged to rotate anticlockwise, the second power chain rotates anticlockwise to drive the chain gear of the second power chain to rotate anticlockwise to drive the rack gear to rotate anticlockwise, the secondary retractable door is taken out of the primary retractable door under the action of the rack gear and the rack, when the secondary retractable door is completely moved out of the primary retractable door, the primary retractable door continues to move under the action of the folding power rod, at the moment, the electromagnetic brake valve is closed to brake, the first power chain can rotate, the primary retractable door drives the lower part anti-tilting structure to move, the first power chain is further driven to rotate, when the lower anti-toppling structure is completely moved out of the base frame, the base motor stops working, and finally the base, the primary retractable door and the secondary retractable door continue to move towards the door closing direction under the action of the base moving motor until the left retractable door moves to the left end of the connecting frame and the right retractable door moves to the right end of the connecting frame, and the door closing action is finished; when the door is opened, firstly, under the action of a base moving motor, the left side retractable door and the right side retractable door move to be superposed with a connecting frame, then, an electromagnetic brake valve is opened to control a first power chain not to rotate, a base motor drives a screw rod to rotate clockwise to drive a forward rotation slide block at the upper part to move upwards and a reverse rotation slide block at the lower part to move downwards, then a folding power rod is folded to pull the first-stage retractable door to be overlapped with an upper anti-toppling structure and a lower anti-toppling structure, meanwhile, the lower anti-toppling structure is static under the action of the first power chain to push a second power chain to rotate clockwise, the second power chain drives a chain gear to rotate clockwise to drive a rack gear to rotate clockwise, the second-stage retractable door is pulled into the first-stage retractable door under the action of the rack and the rack, when the second-stage retractable door completely enters the first-stage retractable door, when the electromagnetic brake valve is closed, the first power chain can rotate, the lower anti-toppling structure can move, the first-stage retractable door drives the lower anti-toppling structure to move towards the machine base frame under the condition that the folding power rod continuously pulls the first-stage retractable door to move towards the machine base, the lower anti-toppling structure drives the first power chain to rotate anticlockwise, the manufactured first-stage retractable door completely moves into the machine base frame, and the door opening action is finished; if the sensor on the base senses the right train door at the front side, the base moving motor is controlled to move out of the train door area; the electromagnetic brake valve controls the rotation shaft to rotate, the rotation shaft drives the first gear to rotate when rotating, the first gear drives the second gear to rotate, and then the two chain gears and the first power chain are driven to rotate.
The electromagnetic brake valve is arranged to control the first power chain to rotate, so that the lower anti-toppling structure between the first power chain and the second power chain is controlled to move, the second power chain is driven to rotate under the action of power generated by pushing the primary movable door through the folding power rod, and finally the sliding of the secondary movable door is driven. The machine base moving motor is provided with an upper driven wheel set and a lower driven wheel set, and the upper driven wheel set and the lower driven wheel set slide on the upper end surface and the lower end surface of the connecting plate on two sides of the track respectively, so that the machine base moving motor is fixedly connected with the fixed track.
According to the platform translation expansion door, before a train arrives at a station, the platform surface of the station is in a safe and hard isolation state, so that a safe distance between a passenger and a rail is ensured, and a luggage case is prevented from automatically sliding to fall into a station track; the door is closed before the train runs, so that the phenomena of vehicle overtaking and vehicle stopping before the train runs are avoided; and the product base can identify the train door, complete an automatic avoiding channel and improve the convenience and efficiency of taking a bus.
Drawings
Fig. 1 is a front view of a platform sliding retractable door according to the present invention;
fig. 2 is a perspective view of the platform sliding retractable door structure according to the present invention;
FIG. 3 is a partial schematic view of a bottom mounting structure of the electromagnetic brake valve according to the present invention;
FIG. 4 is a partial schematic view of a top mounting structure of the electromagnetic brake valve of the present invention;
FIG. 5 is a partial schematic view of a connection structure of a two-stage retractable door and a one-stage retractable door according to the present invention;
FIG. 6 is a partial schematic view of a connection structure of the lower anti-toppling structural cover body and the primary retractable door and the secondary retractable door according to the present invention;
FIG. 7 is a partial view of the structure of the present invention for connecting the two-stage retractable door and the one-stage retractable door;
FIG. 8 is a partial schematic view of a connection structure of a base moving motor and a base and a fixed rail according to the present invention;
FIG. 9 is a schematic structural view of an anti-toppling structure according to the present invention;
FIG. 10 is a schematic view of the structure of the stand moving motor according to the present invention;
fig. 11 is a schematic view illustrating a closing state of the platform translation expansion door according to the present invention;
fig. 12 is a schematic view illustrating the opening state of the platform translation retractable door according to the present invention.
Wherein, 1-machine base, 2-primary telescopic door, 3-secondary telescopic door, 4-fixed track, 5-screw rod, 6-forward rotary slide block, 7-backward rotary slide block, 8-first folding power rod, 9-second folding power rod, 10-first linear bearing, 11-second linear bearing, 12-second polish rod, 13-chain gear, 14-first power chain, 15-electromagnetic brake valve, 16-rotary shaft, 17-first gear, 18-connecting shaft, 19-second gear, 20-second power chain, 21-lower part falling structure, 22-lower part falling-proof structure slide way, 23-upper part falling-proof structure, 24-upper part falling-proof structure slide way, 25-upper part falling-proof structure cover, 26-lower anti-tipping structural cover, 27-cover body slide, 28-positioning wheel, 29-connecting frame, 30-base motor, 31-second connecting plate, 32-first polish rod, 33-first connecting plate, 34-base motor fixing plate, 35-screw nut, 36-third linear bearing, 37-rack gear, 101-base frame, 201-secondary retractable door slide wheel, 301-secondary retractable door pulley, 302-secondary retractable door slide, 303-rack, 211-rod, 212-pulley fixing member, 213-anti-tipping structural pulley, 214-connecting block, 215-connecting piece, 41-base moving motor, 42-fixing plate, 43-base wheel, 411-motor, 412-motor wheel, 414-upper driven wheel set, 415-lower driven wheel set, 251-cover pulley.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
As shown in fig. 1 to 12, the platform translation expansion door comprises a left expansion door i and a right expansion door ii, a connecting frame 29 is arranged between the left expansion door i and the right expansion door ii, and the left expansion door i and the right expansion door ii are respectively positioned at the front side and the rear side of the connecting frame 29 and are both slidably connected with the connecting frame 29; the left side retractable door I and the right side retractable door II are identical in structure and respectively comprise a fixed rail 4, a machine base 1, a primary retractable door 2 and a secondary retractable door 3, the machine base 1 is arranged on the fixed rail 4, the machine base 1 comprises a machine base frame 101, the secondary retractable door 3 is slidably arranged in the primary retractable door 2, and the primary retractable door 2 is slidably arranged in the machine base frame 101; a base motor 30 and a screw rod 5 are fixedly arranged on the base frame 101 and on the side surface opposite to the telescopic inlet and outlet of the primary telescopic door 2, two first polish rods 32 are symmetrically arranged on two sides of the screw rod 5, the two first polish rods 32 are arranged in parallel with the screw rod 5, the length of the screw rod 5 is smaller than that of the first polish rods 32, the two first polish rods 32 sequentially penetrate through a first sliding block 6 and a second sliding block 7 from top to bottom, the upper ends of the two first polish rods 32 are connected with the lower end surface of a base motor fixing plate 34, the lower ends of the two first polish rods 32 penetrate through a first connecting plate 33 and are connected with the base frame 101 through a second connecting plate 31, and third linear bearings 36 are arranged in first polish rod penetrating holes on the first sliding block 6 and the second sliding block 7; the first connecting plate 33 is positioned above the second sliding block 7, the upper end of the screw rod 5 is connected with the output shaft of the base motor 30, the lower end of the screw rod 5 is penetrated and provided with a first sliding block 6 which is connected with the base frame 101 through the first connecting plate 33, and a screw rod nut 35 is arranged in a screw rod penetrating hole on the first sliding block 6; first slider 6 and second slider 7 are connected respectively on being close to one-level flexible door 2's a side and are folded power rod 8 and second and fold power rod 9, and first folding power rod 8 and the criss-cross setting of second folding power rod 9, and the other end of first folding power rod 8 and second folding power rod 9 is connected with first linear bearing 10 and second linear bearing 11 respectively, on one-level flexible door 2, with the second polished rod 12 of being connected with vertical setting on the relative side of second grade flexible door 3 exit, second linear bearing 11 and first linear bearing 10 top-down overlap in proper order and set up on second polished rod 12.
In some embodiments, the lower end of the screw rod 5 is inserted into the second slider 7, and is connected to the base frame 101 through the second connecting plate 31 together with the lower ends of the two first polish rods 32, a screw rod nut 35 for driving the second slider 7 to slide up and down is disposed in the screw rod insertion hole on the second slider 7, the thread directions of the upper portion and the lower portion of the screw rod 5 are opposite, and the first polish rod insertion holes on the first slider 6 and the second slider 7 are provided with a third linear bearing 36.
Two groups of chain gears 13 are symmetrically arranged on two sides of the inner lower part of the base frame 101, first power chains 14 are arranged on the two groups of chain gears 13, electromagnetic brake valves 15 for braking the first chains to rotate are arranged on the base frame 101 on the lower part of the chain gears 13, the electromagnetic brake valves 15 are arranged right below the second connecting plate 31, the inner sides of the electromagnetic brake valves 15 are connected with first gears 17 through rotating shafts 16, a connecting shaft 18 is connected between the two chain gears 13 of the first power chains 14, which are close to one end of the screw rod 5, a second gear 19 is arranged on the connecting shaft 18 between the two chain gears 13, the first gears 17 and the second gear 19 are bevel gears of 45 degrees, and the second gear 19 is arranged right above the first gear 17 and is vertical to the first gear 17; two groups of chain gears 13 are symmetrically arranged on two sides of the lower part of the inner side of the primary telescopic door 2, and second power chains 20 are arranged on the two groups of chain gears 13.
A lower anti-toppling structure 21 is arranged at the lower part in the base frame 101, an upper anti-toppling structure 23 is arranged at the upper end in the base frame 101, one end of the lower anti-toppling structure 21 extends out of the base frame 101, the other end of the lower anti-toppling structure is positioned in the base frame 101, a lower anti-toppling structure slideway 22 is arranged below the first power chain 14 in a close proximity mode, one end of the upper anti-toppling structure 23 extends out of the base frame 101 and can be embedded into the frame of the primary retractable door 2 in a sliding mode, and upper anti-toppling structure slideways 24 are arranged at the upper part in the base frame 101 and the upper part in the frame of the primary retractable door 2; the lower anti-toppling structure 21 and the upper anti-toppling structure 23 both comprise a rod part 211, a pulley fixing member 212 with a U-shaped cross section is fixed on the upper end surface of one end of the rod part 211 positioned in the base frame 101, anti-toppling structure pulleys 213 are symmetrically arranged on two outer side surfaces of the pulley fixing member 212, and the anti-toppling structure pulleys 213 on the pulley fixing member 212 slide on the upper anti-toppling structure slide way 24 and the lower anti-toppling structure slide way 22 in the base frame 101; the two side surfaces of one end of the upper anti-toppling structure 23 and the lower anti-toppling structure 21 extending into the primary telescopic door 2 are also symmetrically provided with anti-toppling structure pulleys 213, the inner side of the bottom end surface of the primary telescopic door 2 is provided with a lower anti-toppling structure pulley slideway, the end of the lower anti-toppling structure 21 is connected with the inner side surfaces of the two second power chains 20 through a connecting block, and the anti-toppling structure pulley 213 at the end of the upper anti-toppling structure 23 slides on the upper anti-toppling structure slideway 24 in the primary telescopic door 2; two connecting pieces 215 are vertically and symmetrically arranged on the platform surface of the U-shaped pulley fixing piece 212 of the lower anti-toppling structure 21, a connecting block 214 is connected to the platform surface of the U-shaped pulley fixing piece 212, the left end and the right end of the connecting block 214 extend out of the left end and the right end of the U-shaped pulley fixing piece 212, the position of the connecting block 214 is higher than the highest point of the U-shaped pulley fixing piece 212, and the left side surface and the right side surface of the connecting block 214 are respectively connected with the inner side surfaces of the lower chains of the left first power chain 14 and the right side surface of the lower portion of the machine base frame 101.
The fixed track 4 is buried on the ground, and the track part on the fixed track 4 is visible; a base moving motor 41 is arranged between the base 1 and the fixed track 4, the upper end surface of the base moving motor 41 is fixedly connected with the lower end surface of the base 4, the base moving motor 41 comprises a motor 411 and a driving motor wheel 412, the output shaft of the motor 411 is connected with the driving motor wheel 412, an upper driven wheel group 413 and a lower driven wheel group 414 are symmetrically arranged on the front side and the rear side of the driving motor wheel 412, and the upper driven wheel group 414 and the lower driven wheel group 415 are respectively arranged on the upper part and the lower part of the fixed plate 42 on the two sides of the track; a plurality of stand wheels 43 are arranged on the lower end surface of the stand 4; the lower end face of one side of the primary telescopic door 2, which is far away from the machine base frame 101, is connected with a secondary telescopic door sliding wheel 201 which slides on the fixed track 4.
A connecting frame is arranged between the left side retractable door and the right side retractable door, and the left side retractable door and the right side retractable door are respectively positioned at the front side and the rear side of the connecting frame and are both connected with the connecting frame in a sliding manner; a laser radar is arranged on one side, close to the train door, of the machine base and is electrically connected with the motor; the machine base motor and the machine base moving motor are both servo motors,
the upper end and the lower end of one side, close to the base frame 101, of the secondary retractable door 3 are symmetrically provided with secondary retractable door pulleys 301, the upper end and the lower end of the primary retractable door 2 are symmetrically provided with secondary retractable door slideways 302, the secondary retractable door slideways 302 are positioned above the second power chain 20 and are closely adjacent to the second power chain 20, and the secondary retractable door pulleys 301 slide on the secondary retractable door slideways 302; two side faces of the frame of the secondary retractable door 3 positioned at the lower part of the secondary retractable door pulley 301 are respectively connected with the inner side faces of the two second power chains 20.
Preferably, an upper anti-toppling structure cover 25 and a lower anti-toppling structure cover 26 are arranged between the primary retractable door 2 and the base frame 101, cover body pulleys 251 are arranged on two sides of one end, located in the base frame 101, of the upper anti-toppling structure cover 25, the cover body pulleys 251 slide on the upper end face of the upper anti-toppling structure slide way 24, cover body slide ways 27 are arranged on two side faces of the upper end of the primary retractable door 2, and the other end of the upper anti-toppling structure cover 25 slides on the cover body slide ways 27; the lower anti-toppling structure cover 26 comprises two plate bodies 261 with cross sections in a [ "shape, the openings of the two plate bodies 261 are arranged in an outward mirror symmetry mode, one end of each plate body is fixed on the frame of the first-stage telescopic door 2, the upper side surface and the lower side surface of the other end of each plate body are clamped on the upper end surface and the lower end surface of the lower anti-toppling structure slide ways 22 on the two sides in the base frame 101, and the lower anti-toppling structure slide ways 22 slide.
Preferably, two positioning wheels 28 are symmetrically arranged on the lower end face of the second-stage retractable door slide way 302 at the upper end of the first-stage retractable door 2 and on the upper end face of the second-stage retractable door slide way at the lower end of the second-stage retractable door slide way, and the positioning wheels 28 are located at one end, far away from the base frame 101, of the second-stage retractable door slide way 302.
Preferably, a laser radar is arranged on one side, close to the train door, of the machine base 1, and the laser radar is electrically connected with a PLC control system through signals; the base motor 30 and the base moving motor 41 are both servo motors, the servo motors are in signal connection with a PLC control system, and the PLC control system is in signal connection with the electromagnetic brake valve 15.
The above is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention should be regarded as the scope of the present invention to those skilled in the art.
Claims (10)
1. A platform translation retractable door comprises a left retractable door and a right retractable door, and is characterized in that the left retractable door and the right retractable door are identical in structure and respectively comprise a fixed rail, a machine base, a primary retractable door and a secondary retractable door, the machine base is arranged on the fixed rail and comprises a machine base frame, the secondary retractable door is slidably arranged in the primary retractable door, and the primary retractable door is slidably arranged in the machine base frame; a base motor and a lead screw are fixedly arranged on the base frame and on the side surface opposite to the telescopic inlet and outlet of the primary telescopic door, two first polish rods are symmetrically arranged on two sides of the lead screw and are arranged in parallel with the lead screw, a first slide block and a second slide block are sequentially arranged on the two first polish rods from top to bottom in a penetrating manner, the upper ends and the lower ends of the two first polish rods are fixedly connected with the base frame, the upper end of the lead screw is connected with an output shaft of the base motor, the lower end of the lead screw penetrates through the first slide block and is fixedly connected with the base frame, and a lead screw nut for driving the first slide block to slide up and down is arranged in a lead screw penetrating hole on the first slide block; the first sliding block and the second sliding block are connected with a first folding power rod and a second folding power rod respectively at one side face close to the first-stage telescopic door, the first folding power rod and the second folding power rod are arranged in an intersecting mode, the other ends of the first folding power rod and the second folding power rod are connected with a first linear bearing and a second linear bearing respectively, a vertical polished rod is connected to the opposite side face of the first-stage telescopic door, which is connected with the second-stage telescopic door, and the second linear bearing and the first linear bearing are sequentially sleeved on the second polished rod from top to bottom.
2. The platform translation expansion door of claim 1, wherein the lead screw is shorter than the first polished rod, the lower end of the lead screw is connected with the base frame through a first connecting plate, two first polished rods penetrate through the first connecting plate, and the first connecting plate is positioned above the second sliding block; the lower ends of the two first polish rods are connected with the machine base frame through a second connecting plate, and third linear bearings are arranged in the first polish rod penetrating holes in the first sliding block and the second sliding block.
3. The platform translation expansion door of claim 1, wherein the lower end of the screw rod is provided with a second sliding block, the lower ends of the two first polish rods are connected with the base frame through a second connecting plate, a screw rod nut for driving the second sliding block to slide up and down is arranged in a screw rod through hole on the second sliding block, and the thread directions of the upper part and the lower part of the screw rod are opposite; and third linear bearings are arranged in the first polish rod through holes on the first sliding block and the second sliding block.
4. A platform translating and retracting door according to any of claims 1 to 3, two groups of chain gears are symmetrically arranged on two sides of the inner lower part of the machine seat frame, first power chains are arranged on the two groups of chain gears, a control piece for braking the first chain to rotate is arranged on the machine base frame at the lower part of the chain gear, two groups of chain gears are symmetrically arranged at two sides of the lower part of the inner side of the primary retractable door, the two groups of chain gears are respectively provided with a second power chain, the lower part in the machine seat frame is provided with a lower part anti-toppling structure, one end of the lower part anti-toppling structure extends out of the machine seat frame and extends into the primary retractable door to be connected with the second power chain, the other end is positioned in the machine seat frame and is connected with the first power chain, a lower anti-toppling structure slideway is arranged under the first power chain in a close proximity way, and the lower anti-toppling structure can controllably slide in the machine base frame.
5. The platform translation expansion door of claim 4, wherein an upper anti-toppling structure is provided at an upper end of the inside of the base frame, one end of the upper anti-toppling structure extends out of the base frame and is slidably embedded into the inside of the primary expansion door frame, upper anti-toppling structure slideways are provided at an upper portion of the inside of the base frame and an upper portion of the inside of the primary expansion door frame, and both ends of the upper anti-toppling structure slide on the upper anti-toppling structure slideways of the inside of the base frame and the inside of the primary expansion door frame, respectively.
6. The platform translation extension door of claim 5, wherein the lower and upper anti-toppling structures each comprise a rod portion, a pulley fixing member having a U-shaped cross section is fixed to an upper end surface of one end of the rod portion located in the base frame, anti-toppling structure pulleys are symmetrically disposed on both outer side surfaces of the pulley fixing member, and the anti-toppling structure pulleys on the pulley fixing member slide on the upper and lower anti-toppling structure slides in the base frame; the two side surfaces of one end, extending into the primary telescopic door, of the upper anti-toppling structure and the lower anti-toppling structure are symmetrically provided with anti-toppling structure pulleys, the inner side of the bottom end surface of the primary telescopic door is provided with a lower anti-toppling structure pulley slideway, the end of the lower anti-toppling structure is connected with the inner side surfaces of the two second power chains through a connecting block, and the anti-toppling structure pulley at the end of the upper anti-toppling structure slides on the upper anti-toppling structure slideway in the primary telescopic door; two connecting pieces are arranged on the platform surface of the U-shaped pulley fixing piece of the lower anti-toppling structure through vertical symmetry, and are connected with a connecting block, the left end and the right end of the connecting block extend out of the left end and the right end of the U-shaped pulley fixing piece, the position of the connecting block is higher than the highest point of the U-shaped pulley fixing piece, and the left side surface and the right side surface of the connecting block are respectively connected with the inner side surfaces of the lower chains of the left first power chains and the right side surface of the machine base frame.
7. The platform translation expansion door according to claim 6, wherein an upper anti-toppling structure cover and a lower anti-toppling structure cover are arranged between the primary expansion door and the base frame, two sides of one end of the upper anti-toppling structure cover positioned in the base frame are provided with cover body pulleys, the cover body pulleys slide on the upper end face of the upper anti-toppling structure slide way, two side faces of the upper end of the primary expansion door are provided with cover body slide ways, and the other end of the upper anti-toppling structure cover slides on the cover body slide way; the lower part anti-toppling structure comprises two plate bodies with cross sections in a [ -shape, the openings of the two plate bodies are arranged in an outward mirror symmetry mode, one end of each plate body is fixed on the first-stage telescopic door frame, the upper side surface and the lower side surface of the other end of each plate body are clamped on the upper end surface and the lower end surface of the lower part anti-toppling structure slide rail on the two sides in the machine base frame, and the lower part anti-toppling structure slide rails slide.
8. A platform translation expansion door according to any one of claims 1 to 3, wherein a rack is arranged on the lower end face of the secondary expansion door, a rack and pinion is arranged between two chain gears at one end of the primary expansion door, which is far away from the base frame, the chain gears and the rack and pinion are coaxially arranged, and the rack and pinion and the rack cooperate to push the secondary expansion door to move; the lower end face of the second-stage retractable door slide way at the upper end of the first-stage retractable door and the upper end face of the second-stage retractable door slide way at the lower end of the first-stage retractable door are respectively provided with two positioning wheels which are symmetrically arranged, and the positioning wheels are positioned at one end of the third-stage retractable door slide way far away from the frame.
9. A platform translation expansion door according to claim 4, wherein the control member is an electromagnetic brake valve, the electromagnetic brake valve is arranged right below the screw rod, a first gear is connected to the inner side of the electromagnetic brake valve through a rotating shaft, a connecting shaft is connected between two chain gears of the first power chain near one end of the screw rod, a second gear is arranged on the connecting shaft between the two chain gears, the first gear and the second gear are both 45 ° helical gears, and the second gear is arranged right above the first gear and is perpendicular to the first gear.
10. A platform translating and extending door according to any one of claims 1 to 3 wherein the fixed track is buried in the ground, the track portion of the fixed track being visible; a base moving motor is arranged between the base and the fixed track, the upper end surface of the base moving motor is fixedly connected with the lower end surface of the base, the base moving motor comprises a motor and a driving motor wheel, an upper driven wheel set and a lower driven wheel set are symmetrically arranged on the front side and the rear side of the driving motor wheel, an output shaft of the motor is connected with the driving motor wheel, and the upper driven wheel set and the lower driven wheel set are respectively arranged on the upper part and the lower part of the fixed plate on the two sides of the track; a plurality of machine seat wheels are arranged on the lower end surface of the machine seat; the lower end surface of one side of the primary retractable door, which is far away from the base frame, is connected with a secondary retractable door sliding wheel which slides on a fixed track; a connecting frame is arranged between the left side retractable door and the right side retractable door, and the left side retractable door and the right side retractable door are respectively positioned at the front side and the rear side of the connecting frame and are both connected with the connecting frame in a sliding manner; a laser radar is arranged on one side, close to the train door, of the base and is in signal connection with the PLC control system; the motor of the machine base and the mobile motor of the machine base are both servo motors, the servo motors are in signal connection with a PLC control system, and the PLC control system is in signal connection with the electromagnetic brake valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110582948.2A CN113202401A (en) | 2021-05-27 | 2021-05-27 | Platform translation expansion gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110582948.2A CN113202401A (en) | 2021-05-27 | 2021-05-27 | Platform translation expansion gate |
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| Publication Number | Publication Date |
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| CN113202401A true CN113202401A (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110582948.2A Pending CN113202401A (en) | 2021-05-27 | 2021-05-27 | Platform translation expansion gate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352144A (en) * | 2022-01-07 | 2022-04-15 | 北京中路安交通科技有限公司 | Self-moving type center-split open guardrail control system and method |
| CN114559963A (en) * | 2022-01-29 | 2022-05-31 | 扬州尚呈标识系统设计有限公司 | A two segmentation rail dollies entirely for platform |
-
2021
- 2021-05-27 CN CN202110582948.2A patent/CN113202401A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352144A (en) * | 2022-01-07 | 2022-04-15 | 北京中路安交通科技有限公司 | Self-moving type center-split open guardrail control system and method |
| CN114559963A (en) * | 2022-01-29 | 2022-05-31 | 扬州尚呈标识系统设计有限公司 | A two segmentation rail dollies entirely for platform |
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