CN217481157U

CN217481157U - Shielding door with good air tightness for bullet train platform protection

Info

Publication number: CN217481157U
Application number: CN202220675628.1U
Authority: CN
Inventors: 龚智康
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-26
Filing date: 2022-03-26
Publication date: 2022-09-23
Anticipated expiration: 2032-03-26

Abstract

The utility model discloses a shield door with good air tightness for bullet train platform protection, which relates to the field of shield doors and comprises two movable doors and two fixed doors, wherein the two movable doors and the fixed doors are arranged side by side, the top of the two movable doors is fixedly connected with two fixed plates, the movable doors and the fixed doors are arranged side by side, a gap is arranged in the middle of the movable doors, an adhesive tape is fixedly pasted on the outer wall of one end of the fixed doors, an L-shaped adhesive tape is fixedly pasted on the outer wall of the opposite end of the movable doors, the L-shaped adhesive tape is matched with the adhesive tape, the contact parts of the two movable doors form mutually matched grooves and projections, the outer walls of the grooves and the projections are fixedly connected with sealing strips, the gaps on the sides of the movable doors and the fixed doors are sealed by the L-shaped adhesive tape and the adhesive tape, the two movable doors are sealed by the extrusion of the sealing strips matched with the grooves and the projections, the upper and the lower parts of the movable doors are sealed by the dust strips, so that the whole shield door has stronger sealing performance, the air cyclone can be avoided from causing accidents and temperature leakage, and the resource waste of refrigeration and heating can be avoided.

Description

Shielding door with good air tightness for bullet train platform protection

Technical Field

The utility model relates to a shield door field especially relates to a shield door that gas tightness is good for protection of motor car platform.

Background

The rail transit is a common public transport system in modern big cities, and in order to protect the safety of passengers getting on and off the train, a shielding door is arranged on a platform of the train, so that the passengers can always stand at a safe position to wait after the train enters the station through the shielding door. The train enters the station and the back door and the shield door sliding door are opened, the passenger can enter the train, when the passenger enters the train, the sliding door of the train door and the shield door is closed, the train can run out of the station, meanwhile, when the motor train enters and exits the station, strong piston wind can be formed on the two sides of the track, large air pressure difference is caused, the air vortex on the side of the station can be avoided to cause accidents and air leakage by effective sealing, but the sealing element on the movable door of the existing shield door is a solid rubber strip, the fitting degree is poor, the butt joint is not tight, a certain gap still exists after the movable door is closed, cold and warm air resources in the station are wasted, and therefore, the novel shield door with good airtightness for the protection of the motor train platform is used for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a shield door that gas tightness is good for protection of motor car platform has solved the sealing member on its floating gate of traditional shield door and is solid adhesive tape, and the laminating degree is poor, and the butt joint is not tight, still has certain gap after closing, causes the technical problem of cold, the wasting of resources of heating installation in the platform.

In order to solve the technical problem, the utility model provides a shield door with good air tightness for bullet train platform protection, which comprises a movable door and a fixed door, wherein the movable door and the fixed door are two in number, the movable door is arranged side by side, the top of the movable door is fixedly connected with two fixed plates, the top of each fixed plate is fixedly connected with the outer wall of a transmission nut through a connecting rod, the transmission nut is sleeved on a lead screw, one end of the lead screw is rotatably connected through a bearing, the other end of the lead screw passes through the bearing and then is connected with a driving motor, an electromagnet is arranged below the lead screw and between the two movable doors, the electromagnet is connected with a locker, the movable doors and the fixed doors are arranged side by side, a gap is reserved in the middle of the movable doors, an adhesive tape is fixedly adhered on the outer wall at one end of the fixed door, an L-shaped adhesive tape is fixedly adhered on the outer wall at the opposite end of the movable doors, and the L-shaped adhesive tape is matched with the adhesive tape, two the floating gate contact site forms recess and the lug that agrees with each other, just recess and lug outer wall all fixedly connected with sealing strip.

Preferably, the top and the bottom of the movable door are higher than those of the fixed door, the bottom of the movable door is inserted into a cavity inside the platform and is connected with a sliding plate in the cavity, and pulleys are mounted at the bottom of the sliding plate.

Preferably, the outer walls of two sides of the ground of the platform are respectively fixedly pasted with the dustproof strip at the bottom of the movable door, and the dustproof strip is pasted on the position, exceeding the fixed door, of the top of the movable door.

Preferably, the bottom of the fixed door is installed on the ground of a platform, the top of the fixed door is connected with the top wall in a sealing mode through an outer casing, and a subway line station point diagram is marked on the outer wall of the outer casing.

Preferably, the thread directions of the transmission nuts on the two moving doors are opposite.

Compared with the prior art, the utility model provides a pair of good shield door of gas tightness for protection of motor car platform has following beneficial effect:

(1) the utility model provides a shield door that bullet train platform protection is with good gas tightness carries out the shutoff through L shape adhesive tape and adhesive tape to floating gate and fixed door side gap, carries out the shutoff through recess lug cooperation sealing strip extrusion between two floating gates, and the floating gate top and bottom adopts the dust excluder shutoff, makes whole shield door leakproofness stronger, can avoid the air whirl to cause accident and temperature leakage to lead refrigeration, heating installation's wasting of resources.

(2) The utility model provides a good shield door of gas tightness is used in protection of motor car platform, remove between floating gate and the fixed gate when the floating gate is closed mutual contact, all the other times all are contactless, can reduce the floating gate switching-on and switching-off in-process stress fluctuation appears to cause the damage to the floating gate.

Drawings

FIG. 1 is a front sectional view of the airtight shield door for bullet train platform protection of the present invention;

FIG. 2 is a top view of the airtight shield door for protecting the platform of the bullet train;

FIG. 3 is a side sectional view of the airtight shield door for bullet train platform protection of the present invention;

fig. 4 is an enlarged schematic view of a structure at a position a in fig. 3 of the shielding door with good air tightness for bullet train platform protection of the present invention.

The reference numbers in the figures: 1. a movable door; 2. a fixed door; 3. a fixing plate; 4. a connecting rod; 5. a drive nut; 6. a screw rod; 7. A bearing; 8. a drive motor; 9. an electromagnet; 10. a locker; 11. an adhesive tape; 12. an L-shaped adhesive tape; 13. a groove; 14. A bump; 15. a sealing strip; 16. a cavity; 17. a sliding plate; 18. a pulley; 19. a dust-proof strip; 20. and (4) coating the shell.

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment is given by figures 1-4, the utility model relates to a shield door with good air tightness for bullet train platform protection, which comprises a movable door 1 and a fixed door 2, wherein the movable door 1 and the fixed door 2 are two in number, two movable doors 1 are arranged side by side, the top parts of the movable doors are fixedly connected with two fixed plates 3, the top parts of the fixed plates 3 are fixedly connected with the outer wall of a transmission nut 5 through a connecting rod 4, the transmission nut 5 is sleeved on a screw rod 6, one end of the screw rod 6 is rotatably connected through a bearing 7, the other end of the screw rod passes through the bearing 7 and then is connected with a driving motor 8, an electromagnet 9 is arranged below the screw rod 6 and between the two movable doors 1, the electromagnet 9 is connected with a locker 10, the electromagnet 9 can control the locker 10 to be opened and closed, so as to control whether the movable doors 1 are locked, the movable doors 1 and the fixed doors 2 are arranged side by side, and a gap is reserved in the middle, fixed paste has adhesive tape 11 on the outer wall of 2 one ends of fixed gate, fixed paste has L shape adhesive tape 12 on the outer wall of 1 opposite one end of floating gate, just L shape adhesive tape 12 and adhesive tape 11 looks adaptation through L shape adhesive tape 12 and adhesive tape 11 extrusion contact, can be when two floating gate 1 contacts, carry out the shutoff to floating gate 1 and 2 side gaps of fixed gate, make the side gas tightness better, also can not influence the normal opening of floating gate 1 simultaneously and close, can not have unnecessary stress to produce, two the recess 13 and the lug 14 that agree with each other are formed to floating gate 1 contact site, just the equal fixedly connected with sealing strip 15 of recess 13 and lug 14 outer wall can make two floating gate 1 joint each other through this design, and sealing strip 15 is used for sealing, makes two floating gate 1 contact site gas tightness better.

The top and the bottom of the movable door 1 are higher than those of the fixed door 2, the bottom of the movable door 1 is inserted into the inner cavity 16 of the platform and is connected with a sliding plate 17 in the cavity 16, a pulley 18 is mounted at the bottom of the sliding plate 17, and the movable door 1 can slide back and forth through the sliding plate 17 and the pulley 18.

Wherein, 1 bottom of floating gate is pressed close to the equal fixed pasting of platform ground department both sides outer wall and is had the dust excluder 19, 1 top of floating gate surpasss 2 positions of fixed gate department and pastes equally and has the dust excluder 19, and inside dust excluder 19 can avoid dust and other debris to get into cavity 16 to influence floating gate 1 to open and closed.

The bottom of the fixed door 2 is installed on the ground of a platform, the top of the fixed door 2 is connected with the top wall in a sealing mode through an outer casing 20, a subway line station point diagram is marked on the outer wall of the outer casing 20, and pedestrians can conveniently watch subway line information.

The thread directions of the transmission nuts 5 on the two moving doors 1 are designed to be opposite, so that the two moving doors 1 synchronously run in the opposite direction or run in the opposite direction.

The working principle is as follows: when the device is used, the screw rod 6 is driven to rotate by the driving motor 8, the two movable doors 1 can be opened and closed synchronously by matching the two transmission nuts 5 with opposite thread directions, the locking and opening of the locking device 10 can be controlled by the electromagnet 9, so that whether the movable door 1 is locked or not is controlled, the movable door 1 is in extrusion contact with the rubber strip 11 through the L-shaped rubber strip 12, when the two movable doors 1 are in contact, the side gaps of the movable door 1 and the fixed door 2 can be sealed, the two movable doors 1 are clamped with the lug 14 through the groove 13, the movable doors are matched with the sealing strip 15 again for use, the middle part of the movable door 1 can be sealed, the dustproof strip 19 is arranged at the top and the bottom to seal the upper surface and the lower surface of the movable door 1, air convection can be reduced, and energy consumed by adjusting the temperature of an air conditioner can be saved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a shield door that bullet train platform protection is with good gas tightness, its characterized in that includes floating gate (1) and fixed gate (2), floating gate (1) and fixed gate (2) quantity all have two, two floating gate (1) are placed side by side and the equal fixedly connected with two fixed plates (3) in top, fixed plate (3) top is through connecting rod (4) and transmission nut (5) outer wall fixed connection, transmission nut (5) cup joint on lead screw (6), lead screw (6) one end is rotated through bearing (7) and is connected, and the other end passes behind bearing (7) and is connected with driving motor (8), be equipped with electro-magnet (9) below lead screw (6) and be located between two floating gate (1), electro-magnet (9) are connected with locker (10), floating gate (1) and fixed gate (2) set up side by side and the centre have the gap, fixed paste on fixed door (2) one end outer wall has adhesive tape (11), fixed paste has L shape adhesive tape (12) on the opposite one end outer wall of floating gate (1), just L shape adhesive tape (12) and adhesive tape (11) looks adaptation, two floating gate (1) contact site forms recess (13) and lug (14) that agree with each other, just equal fixedly connected with sealing strip (15) of recess (13) and lug (14) outer wall.

2. The shielding door with good airtightness for bullet train platform protection according to claim 1, wherein the top and bottom of the moving door (1) are higher than the design of the fixed door (2), the bottom of the moving door (1) is inserted into the platform internal cavity (16) and connected with the sliding plate (17) in the cavity (16), and the bottom of the sliding plate (17) is installed with a pulley (18).

3. The shielding door with good airtightness for bullet train platform protection according to claim 2, wherein the outer walls of two sides of the bottom of the movable door (1) close to the platform ground are fixedly adhered with dustproof strips (19), and the positions of the top of the movable door (1) exceeding the fixed door (2) are also adhered with dustproof strips (19).

4. The shielding door with good airtightness for bullet train platform protection according to claim 1, wherein the bottom of the fixed door (2) is installed on the platform floor, the top of the fixed door (2) is connected with the top wall in a sealing manner through an outer casing (20), and a subway line station diagram is marked on the outer wall of the outer casing (20).

5. The screen door for protecting the platform of a bullet train with good air tightness as claimed in claim 1, wherein the thread directions of the transmission nuts (5) on the two said movable doors (1) are designed oppositely.