CN114776172A - Lifting structure for lifting safety door and lifting safety door comprising same - Google Patents
Lifting structure for lifting safety door and lifting safety door comprising same Download PDFInfo
- Publication number
- CN114776172A CN114776172A CN202210535416.8A CN202210535416A CN114776172A CN 114776172 A CN114776172 A CN 114776172A CN 202210535416 A CN202210535416 A CN 202210535416A CN 114776172 A CN114776172 A CN 114776172A
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- CN
- China
- Prior art keywords
- slider
- lifting
- block
- lifting column
- sliding
- 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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Classifications
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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
- E05F15/665—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for vertically-sliding wings
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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
- E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
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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
- E05D15/16—Suspension arrangements for wings for wings sliding vertically more or less in their own plane
- E05D15/165—Details, e.g. sliding or rolling guides
-
- 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
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
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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
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
- E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
- E06B3/42—Sliding wings; Details of frames with respect to guiding
- E06B3/44—Vertically-sliding wings
- E06B3/4407—Single-hung, i.e. having a single vertical sliding panel
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/40—Application of doors, windows, wings or fittings thereof for gates
- E05Y2900/404—Application of doors, windows, wings or fittings thereof for gates for railway platform gates
Abstract
The invention discloses a lifting structure for a lifting safety door and the lifting safety door comprising the same. The lifting structures are arranged on the platform according to the designed interval, the first sliding blocks in two adjacent lifting structures are connected through one barrier rod, the second sliding blocks in two adjacent lifting structures are connected through one barrier rod, the barrier rods between the two adjacent lifting structures can be arranged very long, the opening width of a passenger passing space can be very large, the maximum compatibility of the positions of the vehicle doors parked on the same platform in different vehicle types can be realized as long as the interval between the two lifting structures is set, the accident rate can be greatly reduced, and the safety of passengers can be guaranteed.
Description
Technical Field
The invention relates to the technical field of platform safety protection, in particular to a lifting structure for a lifting type safety door and the lifting type safety door comprising the lifting structure.
Background
At present, high-speed railway platform edge does not set up confined protection emergency exit like the subway, because railcar's specification is unified, the point of opening of confined protection emergency exit can the fixed point setting, and the high-speed railway train of china, the motorcycle type variety of intercity train and express train is more, the operation train of getting into the station in same platform has the condition of multiple motorcycle type, the concrete position of door is different according to the motorcycle type variety, consequently, subway field confined protection emergency exit is difficult to adapt to the needs that multiple motorcycle type train berthhed, the confined protection emergency exit that the subway was used can't use at the high-speed railway platform.
In order to solve the above problems, it is necessary to design a protective safety door suitable for a high-speed rail platform.
Disclosure of Invention
The invention aims to provide a lifting structure for a lifting type safety door and the lifting type safety door comprising the lifting structure.
According to one aspect of the present invention, there is provided a lifting structure for a liftable safety door, including a base, a lifting column, a first slider, at least one second slider, a driving mechanism, and a transmission mechanism,
the lifting column is arranged on the base in a sliding way, the driving mechanism drives the lifting column to rise or fall on the base,
the first slide block is arranged on the lifting column, the second slide block is arranged on the lifting column in a sliding way and is positioned below the first slide block,
when the lifting column rises on the base, the transmission mechanism drives the second sliding block to move towards the first sliding block, and when the lifting column descends on the base, the transmission mechanism drives the second sliding block to be far away from the first sliding block.
The lifting structures of the invention are arranged on a platform according to a designed interval, the first slide blocks of two adjacent lifting structures are connected through a barrier rod, the second slide blocks of two adjacent lifting structures are connected through a barrier rod, before a train enters the station, a driving mechanism drives a lifting column to descend to the lowest position, the barrier rod between the two lifting structures can play a role of safety protection at the moment, when the train enters the station and after the train enters the station, the barrier rod between the two lifting structures can isolate the platform from the train and play a role of safety protection for passengers, after the train stops, the driving mechanism drives the lifting column to ascend, meanwhile, the driving mechanism drives the second slide blocks to move towards the first slide blocks, the barrier rods connected with the second slide blocks synchronously ascend and finally abut against the upper barrier rods connected with the first slide blocks, at the moment, the passing space of the passengers is opened, the passenger can get into the train from the below that hinders the railing, the train back of leaving the station, actuating mechanism drive lift post descends to the extreme lower position, passenger's current space is closed, this elevation structure can be applied to high-speed railway platform, intercity railway platform, the railing that hinders between two adjacent elevation structure can the overall arrangement very long, the width of opening of passenger's current space can be very big, as long as set up two elevation structure's interval, just can realize the biggest compatibility to the door position that same platform different motorcycle types were berthhed, and can the greatly reduced accident rate, guarantee passenger safety.
Preferably, the drive mechanism comprises a drive member, a gear and a rack,
the driving part is arranged on the base, the driving part drives the gear to rotate, the rack is meshed with the gear, and the rack is arranged on the lifting column.
Therefore, when the driving part drives the gear to rotate, the gear drives the rack to move upwards or downwards, and the rack can drive the lifting column to rise or fall.
Preferably, the driving part is a motor, and the gear is fixed on a rotating shaft of the motor. Therefore, the motor drives the rack to move upwards or downwards through forward rotation or reverse rotation, so that the lifting column is lifted or lowered.
Preferably, the transmission mechanism comprises an upper rotating wheel, a lower rotating wheel and a synchronous belt, the upper rotating wheel is arranged on the side portion of the lifting column and close to the top end of the lifting column, the lower rotating wheel is arranged on the side portion of the lifting column and close to the bottom end of the lifting column, the synchronous belt is sleeved on the upper rotating wheel and the lower rotating wheel, the synchronous belt located on one side of a connecting line of the upper rotating wheel and the lower rotating wheel is fixed on the base, and the synchronous belt located on the other side of the connecting line of the upper rotating wheel and the lower rotating wheel is fixed on the second sliding block at the lowest position.
Therefore, when the driving mechanism drives the lifting column to rise, the lifting column drives the upper rotating wheel and the lower rotating wheel to rise synchronously, as one side of the synchronous belt is fixed on the base, the other side of the synchronous belt can be conveyed upwards, the other side of the synchronous belt can drive the second slider at the lowest part to move towards the first slider on the lifting column and finally abut against the first slider, the barrier bars arranged on the second slider finally abut against the barrier bars arranged on the first slider and are overlapped together, at the moment, the passing space of passengers is opened, when the driving mechanism drives the lifting column to fall, the lifting column drives the upper rotating wheel and the lower rotating wheel to fall synchronously, as one side of the synchronous belt is fixed on the base, the other side of the synchronous belt can be conveyed downwards, the other side of the synchronous belt can drive the second slider at the lowest part on the lifting column to be far away from the first slider, the barrier bars arranged on the second slider are far away from the barrier bars arranged on the first slider, when actuating mechanism stopped the drive, the second slider of below moves to the extreme lower position, and the railing that hinders of installation also moves to the extreme lower position on the second slider, and the railing that hinders between two elevation structure this moment can play protection safety's effect, and when the train came into the station and after the arrival, the railing that hinders between two elevation structure can keep apart platform and train, plays protection safety's effect to the passenger.
Preferably, the number of the second sliding blocks is three, the lifting column is provided with a first sliding rail, the three second sliding blocks are sequentially arranged on the first sliding rail in a sliding manner from top to bottom, the lifting column is provided with a first limiting block and a second limiting block,
when the second slider at the lowest moves to the lowest position far away from the first slider, the second slider at the highest abuts against the first limiting block, and the second slider at the middle abuts against the second limiting block.
Therefore, when the lifting column is driven to rise by the driving mechanism, the other side of the synchronous belt drives the second slider at the lowest part to move towards the first slider on the lifting column, along with the continuous transmission of the synchronous belt, the second slider at the lowest part can abut against the second slider at the lowest part, along with the continuous transmission of the synchronous belt, the second slider at the lowest part and the second slider at the lowest part can abut against the third second slider, along with the continuous transmission of the synchronous belt, the second slider at the lowest part and the third second slider at the lowest part can be overlapped together and finally abut against the barrier at the first slider, at the moment, the barrier bars arranged on the three second sliders are overlapped together and finally abut against the barrier bar arranged on the first slider, at the moment, the passing space of passengers is opened, when the lifting column is driven to fall by the driving mechanism, the other side of the synchronous belt can drive the second slider at the lowest part to be far away from the first slider on the lifting column, the second sliding block and the third second sliding block are far away from the first sliding block under the action of self gravity, the first limiting block and the second limiting block on the lifting seat can limit the downward movement positions of the second sliding block and the third second sliding block, when the driving mechanism stops driving, the second sliding block at the lowest position moves to the lowest position, the barrier bars installed on the second sliding block at the lowest position move to the lowest position, the barrier bars installed on the second sliding block at the second position and the barrier bars installed on the third second sliding block also move to the corresponding positions, at the moment, the barrier bars installed on the first sliding block and the barrier bars installed on the third sliding block are separated from each other and distributed at a certain interval, at the moment, four barrier bars between the two lifting structures can play a good protection and safety role, when a train enters a station and after the train enters the station, the four barrier bars between the two lifting structures can separate the platform from the train, the safety protection effect is achieved for passengers, and the safety protection height and the safety protection density can be improved by the first sliding block and the three second sliding blocks.
Preferably, the end surface of the second slider block at the top close to the lifting column is provided with a first abutting block, the end surface of the second slider block at the middle close to the lifting column can be provided with a second abutting block,
when the second slider at the lowest position moves to the lowest position far away from the first slider, the first abutting block abuts against the first limiting block, the second abutting block abuts against the second limiting block, when the second slider at the lowest position moves towards the first slider or is far away from the first slider, the second slider at the lowest position can cross the first limiting block and the second limiting block,
the height that highly is less than the second stopper of first stopper so that the second supports to support the piece can cross first stopper, and the first height that supports to the piece is greater than the second and supports to support on first stopper by the piece so that first.
Therefore, when actuating mechanism drive lift post descends, the opposite side of hold-in range drives the second slider of below and keeps away from first slider on the lift post, first slider is kept away from to second slider and third second slider under self action of gravity, first stopper can carry on spacingly to the extreme lower position of the second slider downstream of the top, the second stopper can carry on spacingly to the extreme lower position of the second slider downstream of centre, when actuating mechanism stops the drive, the second slider of below moves to the extreme lower position, first on the second slider of top leans on the piece just to lean on first stopper, the second on the second slider of centre leans on the piece just to lean on the second stopper.
Preferably, the tip that is close to first slider of the second slider of the top is equipped with first buffer block, can be equipped with the second buffer block on the tip that is close to first slider of middle second slider, can be equipped with the third buffer block on the tip that is close to first slider of the second slider of below, be equipped with the fourth buffer block on the tip that is close to first stopper of first support block, be equipped with the fifth buffer block on the tip that is close to second stopper of second support block.
Therefore, first buffer block can reduce the noise that produces because the collision when second slider and the first slider of the top are supported and are leaned on, the second buffer block can reduce the noise that produces because the collision when second slider in the middle of supporting and the second slider of the top are supported, the third buffer block can reduce the noise that produces because the collision when second slider and the second slider of the bottom support and support, the fourth buffer block can reduce the noise that produces because the collision when first support block supports and supports with first stopper and support, the fifth buffer block can reduce the noise that produces because the collision when second support block supports and supports with the second stopper and support.
Preferably, be equipped with guide rail joint piece on the base, be equipped with the second slide rail on the terminal surface of lift post near the base, guide rail joint piece joint is on the second slide rail, and the second slide rail can slide in guide rail joint piece.
Therefore, the driving mechanism drives the lifting column to ascend or descend in the guide rail clamping blocks on the base, and the second slide rail ascends or descends in the guide rail clamping blocks, so that the ascending or descending stability of the lifting column can be improved.
Preferably, the lifting device further comprises a travel switch, and the travel switch is positioned on the side of the lifting column.
Therefore, when the lifting column is lowered to the position of the travel switch, the driving mechanism stops working, and at this time, the lifting column is lowered to the lowest position, and when the lifting column is raised to the position of the travel switch, the driving mechanism stops working, and at this time, the lifting column is raised to the highest position.
According to another aspect of the invention, the lifting type safety door comprises at least two stopping rods and the lifting structures, wherein the stopping rods comprise first stopping rods and at least one second stopping rod, two first sliding blocks in two adjacent lifting structures are connected through the first stopping rods, and two second sliding blocks in two adjacent lifting structures are connected through the second stopping rods.
Before a train enters a station, the driving mechanism drives the lifting column to descend to the lowest position, the first barrier rail and the second barrier rail between the two lifting structures can play a role of protecting a safety door, when the train enters the station and after the train enters the station, the platform and the train can be separated by the first barrier rail and the second barrier rail between the two lifting structures, the safety door can be protected for passengers, after the train stops, the driving mechanism drives the lifting column to ascend, meanwhile, the transmission mechanism drives the second sliding block to move towards the direction of the first sliding block, the second barrier rail synchronously ascends and finally abuts against the first barrier rail, at the moment, the passing space of the passengers is opened, the passengers can enter the train from the lower part of the second barrier rail, after the train leaves the station, the driving mechanism drives the lifting column to descend to the lowest position, namely the second barrier rail descends to the lowest position, and the passing space of the passengers is closed, this over-and-under type emergency exit can be applied to high-speed railway platform, intercity railway platform, and the first railing and the second of hindering between two adjacent elevation structure hinder the railing can the overall arrangement very long, and the width of opening in passenger's current space can be very big, as long as set up two elevation structure's interval, just can realize the biggest compatibility to the door position that different motorcycle types of same platform were berthhed, can greatly reduced accident rate moreover, guarantee passenger safety.
Drawings
Fig. 1 is a schematic structural view of a lifting structure for a liftable safety door according to the present invention;
FIG. 2 is a perspective view of the lifting structure shown in FIG. 1;
FIG. 3 is a side view of the lifting structure shown in FIG. 2;
FIG. 4 is a side view of the lifting structure shown in FIG. 2;
FIG. 5 is a schematic structural view of the lifting structure shown in FIG. 4 with the lifting column hidden;
FIG. 6 is a schematic view of the lifting structure shown in FIG. 1 mounted on a support;
fig. 7 is a schematic diagram illustrating a state in which the lifting column is lifted in the lifting structure shown in fig. 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless otherwise specified; it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, a fixed connection, a removable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through intervening media, and a communication between two elements.
Fig. 1 to 5 schematically show the structure of a lifting structure for a liftable safety door according to an embodiment of the present invention.
Referring to fig. 1 to 5, the lifting structure for the lifting type safety door includes a base 1, a lifting column 2, a first slider 3, a second slider 4, a driving mechanism, a transmission mechanism, and a travel switch.
Referring to fig. 1 and 2, the lifting column 2 is slidably disposed on the base 1, that is, the lifting column 2 can slide on the base 1 to lift or lower the lifting column 2, specifically: referring to fig. 4, the base 1 is provided with the guide rail clamping block 11, the end face, close to the base 1, of the lifting column 2 is provided with the second slide rail 24, the guide rail clamping block 11 is clamped on the second slide rail 24, the second slide rail 24 can slide in the guide rail clamping block 11, in order to ensure the sliding stability of the lifting column 2 on the base 1, the number of the second slide rails 24 can be two, the two second slide rails 24 are arranged in parallel, and each second slide rail 24 is clamped with the three guide rail clamping blocks 11.
Referring to fig. 1 and 2, the driving mechanism may drive the lifting column 2 to slide back and forth on the base 1, so as to raise or lower the lifting column 2; specifically, the method comprises the following steps: the driving mechanism comprises a driving part 51, a gear 52 and a rack 53, the driving part 51 is fixed on the base 1, the driving part 51 drives the gear 52 to rotate, the rack 53 is meshed with the gear 52, the rack 53 is fixed on the side part of the lifting column 2, the length direction of the rack 53 is consistent with the length direction of the lifting column 2, when the driving part 51 drives the gear 52 to rotate, the gear 52 drives the rack 53 and the lifting column 2 to slide on the base 1, so that the lifting column 2 is lifted or lowered, the driving part 51 can be a motor, the gear 52 is fixed on the rotating shaft of the motor, and the motor drives the rack 53 and the lifting column 2 to slide on the base 1 in a reciprocating mode through forward rotation or reverse rotation, so that the lifting column 2 is lifted or lowered.
Referring to fig. 1, the first slider 3 is fixed on the lifting column 2 and is close to the top of the lifting column 2, specifically, referring to fig. 2, two first sliding rails 21 arranged in parallel are installed on the lifting column 2, the first slider 3 is clamped on the two first sliding rails 21 through two first clamping blocks 31, the first clamping blocks 31 are fixed on the first sliding rails 21 and cannot slide on the first sliding rails 21, that is, the first slider 3 is always fixed at a position close to the top of the lifting column 2; referring to fig. 1, the second sliding blocks 4 are slidably disposed on the lifting column 2 and located below the first sliding blocks 3, specifically, in this embodiment, the number of the second sliding blocks 4 is three, and the three second sliding blocks 4 are sequentially slidably disposed on the first sliding rails 21 from top to bottom, referring to fig. 2, each second sliding block 4 is clamped on the two first sliding rails 21 through two second clamping blocks 401 and can slide along the first sliding rails 21.
Referring to fig. 1 and 3, the transmission mechanism includes an upper wheel 61, referring to fig. 3, the synchronous belt 63 located at one side of the connecting line between the upper rotating wheel 61 and the lower rotating wheel 62 is fixed on the base 1, the synchronous belt 63 located at the other side of the connecting line between the upper rotating wheel 61 and the lower rotating wheel 62 is fixed on the second lowermost slider 4, specifically, the synchronous belt 63 located at one side of the connecting line between the upper rotating wheel 61 and the lower rotating wheel 62 is fixed on the base 1 through a first fixing clip 631, and the synchronous belt 63 located at the other side of the connecting line between the upper rotating wheel 61 and the lower rotating wheel 62 is fixed on the second lowermost slider 4 through a second fixing clip 632; referring to fig. 1, when the driving unit 51 drives the lifting column 2 to rise through the engagement of the gear 52 and the rack 53, the lifting column 2 drives the upper rotating wheel 61 and the lower rotating wheel 62 to rise synchronously, since one side of the synchronous belt 63 is fixed on the base 1 through the first fixing clip 631, the other side of the synchronous belt 63 is conveyed upwards, since the other side of the synchronous belt 63 is fixed on the second slider 4 at the bottom through the second fixing clip 632, the other side of the synchronous belt 63 drives the second slider 4 at the bottom to slide on the lifting column 2 towards the first slider 3, as the lifting column 2 continues to rise, the other side of the synchronous belt 63 continues to be conveyed upwards, the second slider 4 at the bottom abuts against the second slider 4 at the middle, as the lifting column 2 continues to rise, the other side of the lifting column 63 continues to be conveyed upwards, the second slider 4 at the bottom and the second slider 4 at the middle abut against the second slider 4 at the top, with the lifting column 2 continuing to rise, the other side of the synchronous belt 63 continues to be conveyed upwards, the three second sliders 4 are overlapped together and finally abut against the first slider 3, when the barrier bars are mounted on the first slider 3 and the three second sliders 4, at this time, the lifting column 2 is lifted, the barrier bars mounted on the three second sliders 4 are also lifted and overlapped together and finally abut against the barrier bars mounted on the first slider 3, when the driving part 51 drives the lifting column 2 to descend through the meshing of the gear 52 and the rack 53, the lifting column 2 drives the upper rotating wheel 61 and the lower rotating wheel 62 to descend synchronously, as one side of the synchronous belt 63 is fixed on the base 1 through the first fixing clamp 631, the other side of the synchronous belt 63 is conveyed downwards, as the other side of the synchronous belt 63 is fixed on the lowermost second slider 4 through the second fixing clamp 632, the other side of the synchronous belt 63 drives the lowermost second slider 4 to be far away from the first slider 3 on the lifting column 2, first slider 3 also can be kept away from to second slider 4 in the middle of and the second slider 4 of the top under self action of gravity, can set up the position that stop part moved down to second slider 4 in the middle of and the second slider 4 of the top on the seat 2 that goes up and down, when driver part 51 stops to drive, second slider 4 of the bottom moves to the lowest position, second slider 4 in the middle of, second slider 4 of the top also moves corresponding position, first slider 3 and three second slider 4 separate each other and are certain interval distribution this moment.
Referring to fig. 1 and 2, a first stopper 22 and a second stopper 23 are mounted on the lifting column 2, the first stopper 22 and the second stopper 23 are located between two first slide rails 21, referring to fig. 5, a first abutting block 41 is fixed on an end surface of the uppermost second slider 4 close to the lifting column 2, the first abutting block 41 is located between two second snap-in blocks 401, a second abutting block 42 is fixed on an end surface of the middle second slider 4 close to the lifting column 2, the second abutting block 42 is located between two second snap-in blocks 401, when the lowermost second slider 4 moves to a lowest position (a state shown in fig. 1) away from the first slider 3, the first abutting block 41 on the uppermost second slider 4 abuts against the first stopper 22 to ensure that the uppermost second slider 4 cannot slide downwards continuously, and when the lowermost second slider 4 moves to the lowest position (a state shown in fig. 1) away from the first slider 3, the second abutting block 42 on the middle second slider 4 abuts against the second limiting block 23 to ensure that the middle second slider 4 cannot continuously slide downwards, the first limiting block 22 can limit the lowest position of the second slider 4 moving downwards, and the second limiting block 23 can limit the lowest position of the second slider 4 moving downwards; in order to ensure that the lowermost second slider 4 does not interfere with the first stopper 22 and the second stopper 23 during the sliding process, the distance between the end surface of the lowermost second slider 4 close to the lifting column 2 and the surface of the lifting column 2 is greater than the height of the first stopper 22 and the height of the second stopper 23, in order to ensure that the intermediate second slider 4 does not interfere with the first stopper 22 during the sliding process, the distance between the end surface of the intermediate second slider 4 close to the lifting column 2 and the surface of the lifting column 2 is greater than the height of the first stopper 22, in order to ensure that the second abutting block 42 on the intermediate second slider 4 can abut against the second stopper 23, the height of the first stopper 22 is less than the height of the second stopper 23 so that the second abutting block 42 can pass over the first stopper 22 and abut against the second stopper 23 during the sliding process, in order to ensure that the first abutting block 41 on the uppermost second slider 4 can abut against the first stopper 22, the height of the first abutment block 41 is greater than the height of the second abutment block 42.
Referring to fig. 1, the end portion, close to the first slider 3, of the uppermost second slider 4 is provided with two first buffer blocks 43, and the first buffer blocks 43 can reduce noise generated by collision when the uppermost second slider 4 abuts against the first slider 3; the end part, close to the first sliding block 3, of the middle second sliding block 4 is provided with two second buffer blocks 44, and the second buffer blocks 44 can reduce noise generated by collision when the middle second sliding block 4 abuts against the uppermost second sliding block 4; the end part, close to the first sliding block 3, of the second sliding block 4 at the lowest part is provided with two third buffer blocks 45, and the third buffer blocks 45 can reduce noise generated by collision when the second sliding block 4 at the lowest part is abutted against the second sliding block 4 in the middle; referring to fig. 5, a fourth buffer block 46 is installed at an end portion of the first abutting block 41 close to the first limiting block 22, the fourth buffer block 46 can reduce noise generated by collision when the first abutting block 41 abuts against the first limiting block 22, a fifth buffer block 47 is installed at an end portion of the second abutting block 42 close to the second limiting block 23, and the fifth buffer block 47 can reduce noise generated by collision when the second abutting block 42 abuts against the second limiting block 23; the first buffer block 43, the second buffer block 44, the third buffer block 45, the fourth buffer block 46, and the fifth buffer block 47 may be made of elastic materials, such as rubber, silicone, etc.
Two travel switches can be installed on the side of the lifting column 2, the travel switches can be connected with a controller (a microcontroller, a single chip microcomputer, a computer and the like), the controller is connected with the driving part 51 through a wire harness, when the lifting column 2 is lifted to the highest point, the upper travel switch is triggered, the controller controls the driving part 51 to stop working, when the lifting column 2 is lowered to the lowest point, the lower travel switch is triggered, and the controller controls the driving part 51 to stop working.
Fig. 6 and 7 schematically show a state in which the elevation structure shown in fig. 1 is used while being mounted on a support.
Referring to fig. 6, the base 1 is fixed on the support 8, two travel switches 7 are installed on the support 8, a blocking piece 25 is installed on the lifting column 2, fig. 6 shows that the lifting column 2 is located at the lowest position, at this time, the blocking piece 25 can trigger the travel switch 7 located below, fig. 7 shows that the lifting column 2 is located at the highest position, at this time, the blocking piece 25 can trigger the travel switch 7 located above.
Referring to fig. 6 and 7, a plurality of supports 8 are arranged on a platform according to a designed interval, a first slider 3 of two lifting structures on two adjacent supports 8 is connected through a barrier, a second slider 4 of two lifting structures on two adjacent supports 8 is connected through a barrier, before a train enters the station, a driving part 51 drives a lifting column 2 to descend to the lowest position (the state shown in fig. 6), a stop sheet 25 triggers a travel switch 7 below, the driving part 51 stops driving, the barrier between the two lifting structures can play a role in protecting safety, when the train enters the station and after the train enters the station, the barrier between the two lifting structures can isolate the platform from the train, the role in protecting safety is played for passengers, after the train stops, the driving part 51 drives the lifting column 2 to ascend, a synchronous belt 63 can drive a second slider 4 at the lowest part to move towards the first slider 3 on the lifting column 2, with the continuous transmission of the synchronous belt 63, the second slider 4 at the bottom abuts against the second slider 4 in the middle, with the continuous transmission of the synchronous belt 63, the second slider 4 at the bottom and the second slider 4 in the middle abut against the second slider 4 at the top, with the continuous transmission of the synchronous belt 63, the three second sliders 4 are stacked together and finally abut against the first slider 3 (the state shown in fig. 7), at this time, the barrier bars installed on the three second sliders 4 are stacked together and finally abut against the barrier bars installed on the first slider 3, the barrier sheet 25 triggers the stroke switch 7 above, the driving part 51 stops driving, at this time, the passing space of the passenger is opened, and the passenger can enter the train from the lower part of the barrier bars; after the train leaves the station, the driving part 51 drives the lifting column 2 to descend, the synchronous belt 63 drives the second slider 4 at the lowest part to move downwards on the lifting column 2 and far away from the first slider 3, the middle second slider 4 and the second slider 4 at the highest part also move downwards and far away from the first slider 3 under the action of self gravity, when the second slider 4 at the lowest part moves to the lowest position (the state shown in fig. 6), the first abutting block 41 on the second slider 4 at the highest part abuts against the first limiting block 22, the second slider 4 at the highest part cannot continue to move downwards, the second abutting block 42 on the second slider 4 at the middle part abuts against the second limiting block 23, the second slider 4 at the middle part cannot continue to slide downwards, at the moment, the blocking piece 25 triggers the travel switch 7 at the lower part, the driving part 51 stops driving, at the moment, the blocking bar installed on the second slider 4 at the lowest part moves to the lowest position, the barrier bars arranged on the middle second sliding block 4 and the barrier bars arranged on the uppermost second sliding block 4 also move to corresponding positions, at the moment, the barrier bars arranged on the first sliding block 3 and the barrier bars arranged on the three second sliding blocks 4 are separated from each other and distributed at a certain interval, four barrier bars between two supports 8 can play a good protection and safety role, when and after a train enters a station, the four barrier bars between the two supports 8 can separate the station from the train, and play a protection and safety role for passengers, the lifting structure can be applied to high-speed railway stations and intercity railway stations, the barrier bars between two adjacent lifting structures can be arranged very long, the opening width of a passenger passing space can be very large, and the maximum compatibility of the vehicle door positions for stopping of the same vehicle type and different vehicle types can be realized as long as the interval between the two lifting structures, namely the interval between the two supports 8 is set, but also greatly reduces the accident rate and ensures the safety of passengers.
Lifting type emergency exit, including hindering railing and above-mentioned elevation structure, elevation structure's quantity is at least two, and elevation structure sets up on the platform according to the design interval, hinders the railing and includes that first hinder railing and at least one second to hinder the railing (like three second and hinder the railing), hinders the railing through first between two first sliders 3 in two adjacent elevation structure and is connected, hinders the railing through the second between two second sliders 4 in two adjacent elevation structure and is connected.
Before a train enters a station, the lifting column 2 descends to the lowest position, at the moment, the first barrier rail and the second barrier rail between the two lifting structures can play a role of protecting a safety door, when and after the train enters the station, the first barrier rail and the second barrier rail between the two lifting structures can separate a platform from the train and play a role of protecting the safety door for passengers, after the train stops, the lifting column 2 rises, and simultaneously, the second barrier rail rises synchronously and finally abuts against the first barrier rail, at the moment, the passing space of the passengers is opened, the passengers can enter the train from the lower part of the second barrier rail, after the train leaves the station, the lifting column 2 descends to the lowest position, namely, the second barrier rail descends to the lowest position, the passing space of the passengers is closed, the lifting safety door can be applied to high-speed railway platforms and intercity railways, the first barrier rail and the second barrier rail between the two adjacent lifting structures can be arranged very long, the opening width of the passenger passing space can be very large, the maximum compatibility of the car door positions of the same platform and different car types can be realized as long as the distance between the two lifting structures is set, the accident rate can be greatly reduced, and the safety of passengers is guaranteed.
The above description is only some embodiments of the present invention, and is intended to illustrate the technical means of the present invention, and not to limit the technical scope of the present invention. The obvious modifications of the invention, which are obvious to those skilled in the art in view of the prior art, are all within the scope of protection of the present invention.
Claims (10)
1. A lifting structure for a lifting type safety door is characterized by comprising a base, a lifting column, a first sliding block, at least one second sliding block, a driving mechanism and a transmission mechanism,
the lifting column is arranged on the base in a sliding way, the driving mechanism drives the lifting column to rise or fall on the base,
the first slide block is arranged on the lifting column, the second slide block is arranged on the lifting column in a sliding way and is positioned below the first slide block,
when the lifting column rises on the base, the transmission mechanism drives the second sliding block to move towards the first sliding block, and when the lifting column descends on the base, the transmission mechanism drives the second sliding block to be far away from the first sliding block.
2. The hoisting structure of claim 1 wherein the drive mechanism comprises a drive member, a gear and a rack,
the drive unit is arranged on the base, the drive unit drives the gear to rotate, the rack is meshed with the gear, and the rack is arranged on the lifting column.
3. The lifting structure according to claim 2, wherein the driving member is a motor, and the gear is fixed to a rotating shaft of the motor.
4. The elevating structure according to claim 1, wherein the transmission mechanism comprises an upper rotating wheel, a lower rotating wheel and a timing belt, the upper rotating wheel is provided at a side portion of the elevating column near a top end thereof, the lower rotating wheel is provided at a side portion of the elevating column near a bottom end thereof, the timing belt is fitted over the upper rotating wheel and the lower rotating wheel, the timing belt at one side of a connecting line of the upper rotating wheel and the lower rotating wheel is fixed to the base, and the timing belt at the other side of the connecting line of the upper rotating wheel and the lower rotating wheel is fixed to the lowermost second slider 4.
5. The lifting structure according to claim 4, wherein the number of the second sliding blocks is three, the lifting column is provided with a first sliding rail, the three second sliding blocks are sequentially arranged on the first sliding rail in a sliding manner from top to bottom, the lifting column is provided with a first limiting block and a second limiting block,
when the second slider at the lowest moves to the lowest position far away from the first slider, the second slider at the highest abuts against the first limiting block, and the second slider at the middle abuts against the second limiting block.
6. The lifting structure according to claim 5, wherein the end surface of the second top slider near the lifting column is provided with a first abutting block, the end surface of the second middle slider near the lifting column is provided with a second abutting block,
when the second slider at the lowest position moves away from the first slider to the lowest position, the first abutting block abuts against the first limiting block, the second abutting block abuts against the second limiting block,
the height that highly is less than the second stopper of first stopper so that the second supports to support the piece and can cross first stopper, and the height that highly is greater than the second of first support piece supports to support on first stopper so that first support piece to support the piece.
7. The lifting structure according to claim 6, wherein a first buffer block is disposed on the end portion of the uppermost second slider close to the first slider, a second buffer block is disposed on the end portion of the middle second slider close to the first slider, a third buffer block is disposed on the end portion of the lowermost second slider close to the first slider, a fourth buffer block is disposed on the end portion of the first abutting block close to the first stopper, and a fifth buffer block is disposed on the end portion of the second abutting block close to the second stopper.
8. The lifting structure according to claim 1, wherein the base is provided with a guide rail clamping block, the end surface of the lifting column close to the base is provided with a second slide rail, the guide rail clamping block is clamped on the second slide rail, and the second slide rail can slide in the guide rail clamping block.
9. The lifting structure according to any one of claims 1 to 8, further comprising a travel switch located to the side of the lifting column.
10. The lifting type safety door is characterized by comprising at least two stopping rods and lifting structures according to any one of claims 1 to 9, wherein the stopping rods comprise first stopping rods and at least one second stopping rod, two first sliding blocks in two adjacent lifting structures are connected through the first stopping rods, and two second sliding blocks in two adjacent lifting structures are connected through the second stopping rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210535416.8A CN114776172A (en) | 2022-05-17 | 2022-05-17 | Lifting structure for lifting safety door and lifting safety door comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210535416.8A CN114776172A (en) | 2022-05-17 | 2022-05-17 | Lifting structure for lifting safety door and lifting safety door comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114776172A true CN114776172A (en) | 2022-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210535416.8A Pending CN114776172A (en) | 2022-05-17 | 2022-05-17 | Lifting structure for lifting safety door and lifting safety door comprising same |
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| Country | Link |
|---|---|
| CN (1) | CN114776172A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117087706A (en) * | 2023-08-04 | 2023-11-21 | 广东永华通讯科技有限公司 | Rail transit safety barrier |
-
2022
- 2022-05-17 CN CN202210535416.8A patent/CN114776172A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117087706A (en) * | 2023-08-04 | 2023-11-21 | 广东永华通讯科技有限公司 | Rail transit safety barrier |
| CN117087706B (en) * | 2023-08-04 | 2024-04-19 | 广东永华通讯科技有限公司 | Rail transit safety barrier |
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