CN117868635B - Modular fully-active adaptive platform door system and intelligent door opening strategy - Google Patents

Abstract

The present invention relates to the field of high-speed railway platform doors, and discloses a modular fully movable adaptive platform door system and an intelligent door opening strategy. The modular platform door unit includes n movable doors that are staggered and continuously arranged in double layers, and a base equipped with a bidirectional driving mechanism. The bidirectional driving mechanism is used to drive the movable door to move in both directions, and the maximum moving stroke of the bidirectional driving mechanism is 6 meters; the adaptive platform door intelligent door opening strategy includes: constructing a platform door projection model according to train and platform data; after the platform door projection model obtains the vehicle model data of the current parked train, the door distribution of the vehicle model in the projection model is obtained; according to the moving stroke constraint condition, the platform door projection model automatically generates the movable door opening strategy in each group of modular adaptive platform doors, and the door opening strategy includes the moving direction and moving stroke of the movable door. The present invention can achieve the door opening requirement of a maximum opening of 12 meters through the above-mentioned adaptive platform door intelligent door opening strategy.

Description

Modular fully-active adaptive platform door system and intelligent door opening strategy

Technical Field

The present invention relates to the technical field of high-speed railway platform doors, and in particular to a modularized fully movable adaptive platform door system and an intelligent door opening strategy.

Background Art

In recent years, my country's high-speed railway has developed rapidly, and the technology has become more mature. The application demand of platform doors or screen doors in high-speed railway stations and intercity railway stations has also emerged. Platform doors are important equipment for isolating the passenger waiting area from the train track area, ensuring the safety of passengers and transportation, and improving the quality and efficiency of transportation. my country's high-speed railway EMUs are of many types, with different marshaling methods and different carriage lengths. The door positions vary greatly under the conditions of co-operation of different EMUs, while traditional platform doors can only adapt to the situation where the door positions are fixed, and it is difficult to meet the needs of dynamic changes in the door positions under the conditions of co-operation of multiple EMUs in my country's complex high-speed railway network.

In order to solve the technical problem of how to make the platform doors face each other directly with trains of different models, the present invention proposes a modular fully-active adaptive platform door system and an intelligent door opening strategy, which can quickly and efficiently generate an adaptive door opening strategy for the platform doors according to the model and number of the EMU, and solve the technical problem of how to make the platform doors face each other directly with the doors of trains of different models when the door positions change dynamically under the operating conditions of multiple EMUs operating on the same line.

Summary of the invention

The purpose of the present invention is to: my country's high-speed railway EMUs are of various types, with different carriage lengths and marshaling methods, which makes it impossible to fix the door position. Regarding how the 12-meter modular platform door faces trains of different models, the present invention proposes a modular fully active adaptive platform door system and an intelligent door opening strategy, which can quickly and efficiently automatically generate an adaptive door opening strategy for the platform door according to the model and number of the EMU.

The technical solution of the present invention is as follows:

Based on the intelligent door opening strategy of modular fully movable adaptive platform door, the fully movable adaptive platform door includes a group A of modular platform door units, the modular platform door unit includes n movable doors arranged in a double layer of staggered and continuous arrangement, and a base equipped with a bidirectional driving mechanism, the base is used to install the movable door, the bidirectional driving mechanism is used to drive the movable door to move in both directions, and the total movement stroke of the movable door is 1-6 meters; wherein, the n movable doors in each group of the modular platform door units are arranged from left to right, and the movable door number is obtained. , the maximum value of n is an even number greater than or equal to 6, and A is an integer greater than 0;

The fully active adaptive platform door intelligent door opening strategy includes:

S1, construct the platform door projection model based on train and platform data;

S2, obtaining the model and number data of the currently stopped train in real time, and obtaining the door distribution of the currently stopped train in the platform door projection model according to the platform door projection model;

S3, according to the movable door movement travel constraint condition, the platform door projection model automatically generates a door opening strategy for each movable door in each set of modular platform door units, and the door opening strategy includes the moving direction and moving travel of the movable door.

Preferably, the movable door movement travel constraint conditions include:

when When it is an odd number, the movable door movement travel constraint condition , ;

when When it is an even number, the movable door movement travel constraint condition , ;

in, Indicates the first modular platform door unit in group A. The maximum movement distance of the movable door to the left, Indicates the first modular platform door unit in group A. The maximum rightward movement distance of the movable door is d, and the limit threshold of the maximum travel D is d. Negative means moving to the left. A positive value indicates movement to the right.

Preferably, the relationship between the limit threshold d of the maximum stroke D and the maximum stroke D is: ;

in, It is the maximum value of the platform door number of the modular platform door unit, that is, the maximum opening of two adjacent groups of modular platform door units; d is preferably 0, 1, 2 or 3, and the unit is meter.

Preferably, when each set of modular platform doors includes 12 movable doors of 1 meter, the maximum total travel of each movable door is 6 meters, and the limit threshold of the maximum travel D is 0 meter, so that the maximum opening of two adjacent sets of modular platform door units can be 12 meters;

According to the present invention, it is preferred that each set of modular platform door units includes 12 movable doors of 1 meter, and the limiting threshold of the maximum travel D of each movable door is optimally set to 2 meters, so that the total travel of each movable door is 4 meters, and the maximum opening of two adjacent sets of modular platform door units can be 8 meters;

When the limit threshold of the maximum stroke D is 1 meter, the total stroke of each movable door is 5 meters, and the maximum opening of two adjacent sets of modular platform door units can be 10 meters;

When the limit threshold of the maximum stroke D is 3 meters, the total movement stroke of each movable door is 3 meters, and the maximum opening of two adjacent sets of modular platform door units is 6 meters.

Preferably, after S2, that is, after obtaining the door distribution of the current stop train in the platform door projection model and before S3, the method further includes:

According to the door distribution of the currently stopped train in the platform door projection model, the train doors are classified, and the classification includes discrete doors and adjacent doors.

Preferably, the train doors are classified as follows:

When the difference between the number of the movable door directly facing the right edge of door m+1 and the number of the movable door directly facing the left edge of door m is greater than 4, the door m and the door m+1 are discrete doors;

When the difference between the number of the movable door opposite to the right edge of door m+1 and the number of the movable door opposite to the left edge of door m is less than or equal to 4, the door m and the door m+1 are adjacent doors.

Preferably, after classifying the train doors, it is determined whether the discrete doors and the adjacent doors are in the same group of modular platform door units.

Preferably, the platform door projection model automatically generates the door opening strategy for each movable door in each set of modular platform door units, specifically:

For the discrete doors, determine whether the movable door opposite the right edge of door m+1 and the movable door opposite the left edge of door m correspond to one set of modular platform door units or two sets of modular platform door units.

Preferably, when the discrete doors correspond to two groups of modular platform door units, a strategy is generated for the discrete doors to open opposite to each other, corresponding to movable door No. a in group A modular platform door unit 1 and movable door No. b in group A+1 modular platform door unit, and movable door No. a moves 1 meter to the left and movable door No. b moves 1 meter to the right.

Preferably, when the discrete vehicle door corresponds to a group of modular platform door units, the distances between the two sides of the vehicle door and the two ends of the corresponding modular platform door unit are calculated, and it is determined that the vehicle door corresponds to the movable door of the current modular platform door unit;

When the distance between the left edge of the discrete door m and the left edge of the modular platform door unit is less than or equal to 1 meter, and the distance between the right edge of the discrete door m and the right edge of the modular platform door unit is greater than 1 meter, it is determined that the discrete door corresponds to the No. 1 and No. 2 movable doors in the modular platform door unit, and the door opening strategy for the No. 1 and No. 2 movable doors is generated as a 2-meter right opening strategy, and the No. 1 movable door moves 2 meters to the right, and the No. 2 movable door moves 1 meter to the right;

When the distance between the left edge of the discrete door m and the left edge of the modular platform door unit is greater than 1 meter, and the distance between the right edge of the discrete door m and the right edge of the modular platform door unit is greater than 1 meter, it is determined that the discrete door corresponds to the modular platform door unit. The active gate is generated Number and The door opening strategy for the movable door is a 2-meter opening strategy, and The movable door No. moves 1 meter to the left. The movable door No. moves 1 meter to the right, among which, That is, the 2-meter opening strategy is that one of the two adjacent movable doors opens 1 meter to the left and the other opens 1 meter to the right;

When the distance between the left edge of the discrete door m and the left edge of the modular platform door unit is greater than 1 meter, and the distance between the right edge of the discrete door m and the right edge of the modular platform door unit is less than or equal to 1 meter, it is determined that the discrete door corresponds to the n-1 and n movable doors in the modular platform door unit, and the door opening strategy for the n-1 and n movable doors is generated as a 2-meter left opening strategy, and the n-1 movable door moves 1 meter to the left, and the n movable door moves 2 meters to the left.

Preferably, the platform door projection model automatically generates a door opening strategy for each movable door in each set of modular platform door units, specifically,

For the adjacent doors, determine whether the movable door directly opposite to the left edge of door m and the movable door directly opposite to the right edge of door m+1 are in the same set of modular platform door units;

When the movable door number a that the left edge of the adjacent door m faces is smaller than the movable door number b that the right edge of the adjacent door m+1 faces, it is determined that the movable doors corresponding to number a and number b are in the same group of modular platform door units;

When the movable door number a facing the left edge of the adjacent door m is greater than the movable door number b facing the right edge of the adjacent door m+1, it is determined that the movable doors corresponding to number a and number b are not in the same group of modular platform door units.

Preferably, when the number difference is equal to 4, the door opening strategy generated is a 5-meter or two-section 2-meter opening strategy for the movable door opposite the left edge of the adjacent door m to the movable door opposite the right edge of the adjacent door m+1; that is, a 5-meter full-open strategy for the five platform doors in the interval where the doors m and m+1 are located, or a 2-meter opening strategy for the two adjacent platform doors corresponding to the doors m and m+1 respectively;

When the number difference is equal to 3, a 4-meter full-open strategy is generated from the movable door opposite to the left edge of the adjacent door m to the movable door opposite to the right edge of the adjacent door m+1; that is, the 4 platform doors corresponding to the adjacent door m and the adjacent door m+1 are fully opened for 4 meters;

When the number difference is equal to 2, a 3-meter door opening strategy is generated from the movable door opposite the left edge of the adjacent door m to the movable door opposite the right edge of the adjacent door m+1; that is, the three platform doors corresponding to doors m and m+1 are fully opened for 3 meters.

Preferably, the 5-meter full-open strategy is specifically:

When the movable door directly opposite to the left edge of the adjacent door m to the movable door directly opposite to the right edge of the door m+1 are in the same set of modular platform door units, the 5-meter full-open strategy is to fully open the 5 movable doors from the movable door corresponding to the door m to the movable door corresponding to the adjacent door m+1;

Preferably, for the 12-meter modular platform door units, a 5-meter door opening strategy for the same group of modular platform door units is generated according to the movable door moving stroke constraint conditions, corresponding to the two situations that the movable door corresponding to the left edge of the adjacent door m is numbered 4 or 5, or the movable door opposite the right edge of the adjacent door m+1 is 8 or 9; that is, the 5-meter door opening strategy at this time is to fully open the five movable doors from the movable door opposite the left edge of the adjacent door m to the movable door opposite the right edge of the adjacent door m+1, that is, the five platform doors numbered 4 to 8 in the same group of modular platform door units are fully opened, and the five platform doors numbered 5 to 9 in the same group of modular platform door units are fully opened.

Preferably, the 5-meter full-open strategy is specifically:

When the movable door directly opposite to the left edge of the adjacent door m and the movable door directly opposite to the right edge of the adjacent door m+1 are not in the same group of modular platform door units, the movable door of group A corresponding to the adjacent door m is fully opened to the left, and the movable door of group A+1 corresponding to the adjacent door m+1 is fully opened to the right;

Preferably, for the 12-meter modular platform door unit, according to the movable door moving stroke constraint conditions, 5-meter door opening strategies for different groups of modular platform door units are generated, corresponding to the four situations in which the A group of movable doors corresponding to the left edge of the adjacent door m are numbered 9 to 12, or the A+1 group of movable doors opposite the right edge of the adjacent door m+1 are numbered 1-4; that is, the 5-meter door opening strategy at this time is to fully open the five movable doors from the movable door opposite the left edge of the adjacent door m to the movable door opposite the right edge of the adjacent door m+1, that is, the A group of movable doors corresponding to the adjacent door m are fully opened to the left, and the A+1 group of movable doors corresponding to the adjacent door m+1 are fully opened to the right.

Preferably, the 4-meter full-open strategy is specifically:

When it is determined that the movable door opposite to the left edge of the adjacent door m and the movable door opposite to the right edge of the adjacent door m+1 are in the same set of modular platform door units, the door is opened from the movable door opposite to the left edge of the adjacent door m to the movable door opposite to the right edge of the adjacent door m+1;

For the 12-meter modular platform door unit, according to the movable door movement travel constraint condition, a 4-meter door opening strategy for the same set of modular platform door units is generated.

When the adjacent door m corresponds to the number 1 or 9 in the modular platform door unit, the 4-meter door opening strategy is a 4-meter right opening strategy or a 4-meter left opening strategy:

When the platform doors corresponding to the adjacent door m and the adjacent door m+1 are numbered 2-8 in the modular platform door unit, the 4-meter door opening strategy is a 4-meter opposite opening strategy, that is, the two movable doors corresponding to the adjacent door m open 2 meters to the left, and the two movable doors corresponding to the adjacent door m+1 open 2 meters to the right.

Preferably, the 4-meter full-open strategy is specifically:

When it is determined that the movable door facing the left edge of the adjacent door m and the movable door facing the right edge of the adjacent door m+1 are not in the same group of modular platform door units,

For the 12-meter modular platform door unit, a 4-meter door opening strategy for different groups of modular platform door units is generated according to the movable door movement travel constraint condition, that is, the group A movable door corresponding to the adjacent door m is fully opened to the left, and the group A+1 movable door corresponding to the adjacent door m+1 is fully opened to the right.

Preferably, the 3-meter door opening strategy is specifically:

When it is determined that the movable door opposite to the left edge of the adjacent door m and the movable door opposite to the right edge of the adjacent door m+1 are in the same set of modular platform door units, the movable door opposite to the left edge of the adjacent door m to the movable door opposite to the right edge of the adjacent door m+1 is opened;

For the 12-meter modular platform door unit, according to the movable door movement travel constraint condition, a 3-meter door opening strategy for the same set of modular platform door units is generated.

When the adjacent door m corresponds to the number 1 or 10 in the modular platform door unit, the 3-meter door opening strategy is a 3-meter right opening strategy or a 3-meter left opening strategy:

When the platform door number corresponding to the adjacent door m is 2-6, the 3-meter door opening strategy is that the two movable doors corresponding to the adjacent door m are opened 2 meters to the left, and the one movable door corresponding to the right edge of the adjacent door m+1 is opened 1 meter to the right;

When the platform doors corresponding to the adjacent door m are numbered 7-9, the 3-meter door opening strategy is that a movable door corresponding to the left edge of the adjacent door m opens 1 meter to the left, and two movable doors corresponding to the right edge of the adjacent door m+1 open 2 meters to the right.

The 3-meter full-open strategy is specifically:

When it is determined that the movable door opposite the left edge of the adjacent door m and the movable door opposite the right edge of the adjacent door m+1 are not in the same group of modular platform door units, for the 12-meter modular platform door unit, a 3-meter door opening strategy for different groups of modular platform door units is generated according to the constraint conditions of the movable door's moving stroke, that is, the group A movable door corresponding to the adjacent door m is fully opened to the left, and the group A+1 movable door corresponding to the adjacent door m+1 is fully opened to the right.

Based on the above-mentioned modular fully movable adaptive platform door intelligent door opening strategy, the present invention also proposes a modular fully movable adaptive platform door system, the fully movable adaptive platform door system includes a group A of modular platform door units, the modular platform door unit includes a double-layer staggered and continuously arranged n fully movable movable doors, and a base equipped with a bidirectional driving mechanism, the base is used to install the movable door, the bidirectional driving mechanism is used to drive the movable door to move in both directions, and the total movement stroke of the movable door is 1-6 meters; wherein, the n movable doors in each group of the modular platform door units are arranged from left to right, and the movable door number is obtained. , where the maximum value of n is is an even number greater than or equal to 4, and A is an integer greater than 0.

Preferably, the two-way driving mechanism is symmetrically arranged on both sides, and the moving strokes of the two-way driving mechanism corresponding to two consecutive adjacent movable doors are symmetrical.

Preferably, the travel constraint condition of the bidirectional driving mechanism is set to achieve symmetry in the moving travel of the bidirectional driving mechanism corresponding to the two consecutive adjacent movable doors, specifically:

when When it is an odd number, the movable door movement travel constraint condition , ;

when When it is an even number, the movable door movement travel constraint condition , ;

in, Indicates the first modular platform door unit in group A. The maximum movement distance of the movable door to the left, Indicates the first modular platform door unit in group A. The maximum rightward movement distance of the movable door is d, and d is the limiting threshold of the maximum movement distance D.

Preferably, the relationship between the limit threshold d of the maximum stroke D and the maximum stroke D is: ,in, is the maximum value of the platform door number of the modular platform door unit, that is, the maximum opening of two adjacent groups of modular platform door units; d is preferably 0, 1, 2 or 3, and the unit is meter.

Preferably, when each set of modular platform doors includes 12 movable doors of 1 meter, the maximum total travel of each movable door is 6 meters, and the limit threshold of the maximum travel D is 0. In this case, the maximum opening of two adjacent sets of modular platform door units can be 12 meters;

According to the present invention, it is preferred that each set of modular platform doors includes 12 movable doors of 1 meter, and the optimal limit threshold of the maximum stroke D is 2 meters, so that the total moving stroke of each movable door is 4 meters, and at this time, the maximum opening of two adjacent sets of modular platform door units can be 8 meters;

When the limit threshold of the maximum stroke D is 1 meter, the total stroke of each movable door is 5 meters, and the maximum opening of two adjacent sets of modular platform door units can be 10 meters.

When the limit threshold of the maximum stroke D is 3 meters, the total movement stroke of each movable door is 3 meters. At this time, the maximum opening of two adjacent sets of modular platform door units can be 6 meters.

Compared with the prior art, the present invention has the following beneficial effects:

1. The present invention proposes a modular, fully-active, adaptive platform door intelligent door opening strategy, which can adapt to a variety of vehicle models and automatically align with train doors, achieve precise alignment between platform doors and train doors, avoid detours for passengers, improve boarding and alighting efficiency, and thus improve passenger riding experience.

2. The present invention can solve the technical problem that the platform door and the car door cannot face each other directly when the doors of adjacent carriages of the EMU are close, that is, when the center distance is 2 meters, the platform door opening is insufficient;

3. Based on precise positioning, the present invention can be applied to platform door openings of 4 meters, 6 meters, 8 meters, 10 meters and even 12 meters, greatly improving the efficiency of passengers boarding and alighting.

BRIEF DESCRIPTION OF THE DRAWINGS

Figure 1 is a schematic diagram of a 12-meter modular platform door frame;

Figure 2 is a schematic diagram of the layout of the 12-meter modular platform doors;

Fig. 3 is a schematic diagram of an adjacent vehicle door;

Figure 4 is a schematic diagram of a discrete door;

Figure 5 is a schematic diagram of platform door No. 1 and platform door No. 2 opening to the right;

Figure 6 is a schematic diagram of platform door No. 11 and platform door No. 12 opening to the left.

DETAILED DESCRIPTION

The following is a clear and complete description of the concept, specific implementation methods and technical effects of the present invention in combination with the embodiments and drawings, so as to fully understand the purpose, characteristics and effects of the present invention.

Example 1

As shown in FIG1 , the present invention discloses a modularized fully movable adaptive platform door intelligent door opening strategy, including:

The fully movable platform door comprises a group A of modular platform door units, wherein the modular platform door unit comprises n fully movable movable doors which are arranged in a double-layer staggered manner and continuously, and a base equipped with a bidirectional driving mechanism, wherein the base is used to install the movable door, and the bidirectional driving mechanism is used to drive the movable door to move in both directions, and the total movement stroke of the movable door is 1-6 meters; wherein the n movable doors in each group of the modular platform door units are arranged from left to right, and the movable door number A _n =n is obtained, wherein n is an even number greater than or equal to 6, and A is an integer greater than 0;

The fully active adaptive platform door intelligent door opening strategy includes:

S1, construct the platform door projection model based on train and platform data;

S2, obtaining the model and number data of the currently stopped train in real time, and obtaining the door distribution of the currently stopped train in the platform door projection model according to the platform door projection model;

S3, according to the movable door movement travel constraint condition, the platform door projection model automatically generates a door opening strategy for each movable door in each set of modular platform door units, and the door opening strategy includes the moving direction and moving travel of the movable door.

Preferably, the movable door movement travel constraint conditions include:

when When it is an odd number, the movable door movement travel constraint condition , ;

when When it is an even number, the movable door movement travel constraint condition , ;

in, Indicates the first modular platform door unit in group A. The maximum movement distance of the movable door to the left, Indicates the first modular platform door unit in group A. The maximum rightward movement distance of the movable door is d, and the limit threshold of the maximum travel D is d. Negative means moving to the left. A positive value indicates movement to the right.

Preferably, the relationship between the limit threshold d of the maximum stroke D and the maximum stroke D is: ;

in, It is the maximum value of the platform door number of the modular platform door unit, that is, the maximum opening of two adjacent groups of modular platform door units; d is preferably 0, 1, 2 or 3, and the unit is meter.

After S2, that is, after obtaining the door distribution of the current stop train in the platform door projection model, and before S3, the following steps are also included:

S21. Classify the train doors according to the door distribution of the currently stopped train in the platform door projection model, wherein the classification includes discrete doors and adjacent doors, as shown in FIG. 3 and FIG. 4 .

Preferably, the classifying of the train doors comprises: judging the type of the train door according to the difference between the number of the movable door directly opposite to the right edge of the door m+1 and the number of the movable door directly opposite to the left edge of the door m;

Preferably, the train door type is determined according to the difference between the movable door number facing the right edge of the door m+1 and the movable door number facing the left edge of the door m, specifically:

When the difference between the number of the movable door directly facing the right edge of door m+1 and the number of the movable door directly facing the left edge of door m is greater than 4, the door m and the door m+1 are discrete doors;

When the difference between the number of the movable door opposite to the right edge of door m+1 and the number of the movable door opposite to the left edge of door m is less than or equal to 4, the door m and the door m+1 are adjacent doors.

After the train doors are classified, the method further includes:

S22, respectively determine whether the discrete door and the adjacent door are in the same group of modular platform door units.

Preferably, the platform door projection model automatically generates a door opening strategy for each movable door in each set of modular platform door units, including:

S31. For the discrete doors, determine whether the movable door opposite to the right edge of the door m+1 and the movable door opposite to the left edge of the door m correspond to one set of modular platform door units or two sets of modular platform door units.

Preferably, when the discrete door corresponds to a group of modular platform door units, the distance between the two sides of the discrete door and the two ends of the corresponding modular platform door unit is calculated, and it is determined that the discrete door corresponds to the active door of the current modular platform door unit;

When the distance between the left edge of the discrete door m and the left edge of the modular platform door unit is less than or equal to 1 meter, and the distance between the right edge of the discrete door m and the right edge of the modular platform door unit is greater than 1 meter, it is determined that the discrete door corresponds to the No. 1 and No. 2 movable doors in the modular platform door unit, and the door opening strategy for the No. 1 and No. 2 movable doors is generated as a 2-meter right opening strategy, and the No. 1 movable door moves 2 meters to the right, and the No. 2 movable door moves 1 meter to the right, as shown in FIG5 ;

When the distance between the left edge of the discrete door m and the left edge of the modular platform door unit is greater than 1 meter, and the distance between the right edge of the discrete door m and the right edge of the modular platform door unit is greater than 1 meter, it is determined that the discrete door corresponds to the modular platform door unit. The active gate is generated Number and The door opening strategy for the movable door is a 2-meter opening strategy, and The movable door No. moves 1 meter to the left. The movable door No. moves 1 meter to the right, among which, That is, the 2-meter opening strategy is that one of the two adjacent movable doors opens 1 meter to the left and the other opens 1 meter to the right;

When the distance between the left edge of the discrete door m and the left edge of the modular platform door unit is greater than 1 meter, and the distance between the right edge of the discrete door m and the right edge of the modular platform door unit is less than or equal to 1 meter, it is determined that the discrete door corresponds to the n-1 and n movable doors in the modular platform door unit, and the door opening strategy for the n-1 and n movable doors is generated as a 2-meter left opening strategy, and the n-1 movable door moves 1 meter to the left, and the n movable door moves 2 meters to the left, as shown in Figure 6.

Preferably, when the discrete door corresponds to two groups of modular platform door units, a 2-meter opening strategy for the two movable doors corresponding to the discrete door is generated, that is, the discrete door m or the discrete door m+1 corresponds to the two movable doors in group A of modular platform door units, and the movable door corresponding to the left edge of the discrete door moves 1 meter to the left, and the movable door corresponding to the right edge of the discrete door moves 1 meter to the right.

Preferably, the platform door projection model automatically generates a door opening strategy for each movable door in each set of modular platform door units, and further includes:

S32, for the adjacent doors, determining whether the movable door opposite to the left edge of the adjacent door m and the movable door opposite to the right edge of the adjacent door m+1 are in the same set of modular platform door units;

When the movable door number a that the left edge of the adjacent door m faces is smaller than the movable door number b that the right edge of the adjacent door m+1 faces, it is determined that the movable doors corresponding to number a and number b are in the same group of modular platform door units;

When the movable door number a facing the left edge of the adjacent door m is greater than the movable door number b facing the right edge of the adjacent door m+1, it is determined that the movable doors corresponding to number a and number b are not in the same group of modular platform door units.

Preferably, when the number difference is equal to 4, the door opening strategy generated is a 5-meter or two-section 2-meter opening strategy from the movable door opposite the left edge of the adjacent door m to the movable door opposite the right edge of the adjacent door m+1; that is, a 5-meter full-open strategy for the five platform doors in the interval where the adjacent door m and the adjacent door m+1 are located, or a 2-meter opening strategy for the two adjacent platform doors corresponding to the adjacent door m and the adjacent door m+1 respectively;

When the number difference is equal to 3, a 4-meter door opening strategy is generated from the movable door opposite to the left edge of the adjacent door m to the movable door opposite to the right edge of the adjacent door m+1; that is, the 4 platform doors corresponding to the adjacent door m and the adjacent door m+1 are fully opened for 4 meters;

When the number difference is equal to 2, a 3-meter door opening strategy is generated from the movable door opposite the left edge of the adjacent door m to the movable door opposite the right edge of the adjacent door m+1; that is, the three platform doors corresponding to the adjacent door m and the adjacent door m+1 are fully opened for 3 meters.

Preferably, the 5-meter full-open strategy is specifically:

When the movable door directly opposite to the left edge of the adjacent door m to the movable door directly opposite to the right edge of the adjacent door m+1 are in the same set of modular platform door units, the 5-meter full-open strategy is to fully open the 5 movable doors from the movable door corresponding to the adjacent door m to the movable door corresponding to the adjacent door m+1;

When the movable door directly opposite the left edge of the adjacent door m and the movable door directly opposite the right edge of the adjacent door m+1 are not in the same group of modular platform door units, the movable door group A corresponding to the adjacent door m fully opens to the left, and the movable door group A+1 corresponding to the adjacent door m+1 fully opens to the right.

Preferably, the 4-meter full-open strategy is specifically:

When it is determined that the movable door opposite to the left edge of the adjacent door m and the movable door opposite to the right edge of the adjacent door m+1 are in the same set of modular platform door units, the movable door opposite to the left edge of the adjacent door m to the movable door opposite to the right edge of the adjacent door m+1 is opened;

When it is determined that the movable door opposite the left edge of the adjacent door m and the movable door opposite the right edge of the adjacent door m+1 are not in the same group of modular platform door units, the movable door group A corresponding to the adjacent door m is fully opened to the left, and the movable door group A+1 corresponding to the adjacent door m+1 is fully opened to the right.

Preferably, the 3-meter door opening strategy is specifically:

When it is determined that the movable door opposite to the left edge of the adjacent door m and the movable door opposite to the right edge of the adjacent door m+1 are in the same set of modular platform door units, the movable door opposite to the left edge of the adjacent door m to the movable door opposite to the right edge of the adjacent door m+1 is opened;

When it is determined that the movable door opposite the left edge of the adjacent door m and the movable door opposite the right edge of the adjacent door m+1 are not in the same group of modular platform door units, the movable door group A corresponding to the adjacent door m is fully opened to the left, and the movable door group A+1 corresponding to the adjacent door m+1 is fully opened to the right.

Preferably, the two-stage 2-meter door opening strategy is specifically:

The two movable doors corresponding to the adjacent door m open 2 meters to the left, and the two movable doors corresponding to the adjacent door m+1 open 2 meters to the right.

Example 2

On the basis of Example 1, the present invention proposes a 12-meter modular fully-active adaptive platform door intelligent door opening strategy, that is, when each group of modular platform doors includes 12 1-meter movable doors, the maximum total moving stroke of each movable door is 6 meters, and the limit threshold of the maximum stroke D is 0 meter, which can achieve a maximum opening of 12 meters between two adjacent groups of modular platform door units; wherein, the 12-meter modular platform door unit is as shown in Figure 2, including 12 1-meter movable doors arranged in a double-layer staggered and continuous manner.

Preferably, the limiting threshold of the maximum stroke D of the movable door of this embodiment is optimally set to 2 meters, so the total moving stroke of each movable door is 4 meters, and a maximum opening of 8 meters between two adjacent sets of modular platform door units can be achieved.

Preferably, the limiting threshold of the maximum travel D of the movable door in this embodiment can also be set to 1 or 3, specifically:

When the limit threshold of the maximum stroke D is 1 meter, the total stroke of each movable door is 5 meters, and the maximum opening of two adjacent sets of modular platform door units can be 10 meters;

When the limit threshold of the maximum stroke D is 3 meters, the total movement stroke of each movable door is 3 meters, and the maximum opening of two adjacent sets of modular platform door units is 6 meters.

Preferably, the 5-meter full-open strategy is specifically:

When the movable door directly opposite to the left edge of door m and the movable door directly opposite to the right edge of door m+1 are in the same set of modular platform door units, the 5-meter full-open strategy is to fully open the 5 movable doors from the movable door corresponding to door m to the movable door corresponding to door m+1;

Preferably, for the 12-meter modular platform door units, a 5-meter door opening strategy for the same group of modular platform door units is generated according to the movable door moving stroke constraint conditions, corresponding to the two situations that the movable door corresponding to the left edge of the door m is numbered 4 or 5, or the movable door opposite the right edge of the door m+1 is 8 or 9; that is, the 5-meter door opening strategy at this time is to fully open the five movable doors from the movable door opposite the left edge of the door m to the movable door opposite the right edge of the door m+1, that is, the five platform doors numbered 4 to 8 in the same group of modular platform door units are fully opened, and the five platform doors numbered 5 to 9 in the same group of modular platform door units are fully opened.

Preferably, the 5-meter full-open strategy is specifically:

When the movable door directly opposite to the left edge of the door m and the movable door directly opposite to the right edge of the door m+1 are not in the same group of modular platform door units, the movable door of group A corresponding to the door m is fully opened to the left, and the movable door of group A+1 corresponding to the door m+1 is fully opened to the right;

Preferably, for the 12-meter modular platform door unit, according to the movable door moving stroke constraint conditions, 5-meter door opening strategies for different groups of modular platform door units are generated, corresponding to the four situations in which the movable doors of group A corresponding to the left edge of door m are numbered 9 to 12, or the movable doors of group A+1 opposite the right edge of door m+1 are numbered 1-4; that is, the 5-meter door opening strategy at this time is to fully open the five movable doors from the movable door opposite the left edge of door m to the movable door opposite the right edge of door m+1, that is, the movable door of group A corresponding to door m is fully opened to the left, and the movable door of group A+1 corresponding to door m+1 is fully opened to the right.

Preferably, the 4-meter full-open strategy is specifically:

When it is determined that the movable door opposite to the left edge of the door m and the movable door opposite to the right edge of the door m+1 are in the same set of modular platform door units, the movable door opposite to the left edge of the door m to the movable door opposite to the right edge of the door m+1 is opened;

For the 12-meter modular platform door unit, according to the movable door movement travel constraint condition, a 4-meter door opening strategy for the same set of modular platform door units is generated.

When the door m corresponds to the number 1 or 9 in the modular platform door unit, the 4-meter door opening strategy is the 4-meter right opening strategy or the 4-meter left opening strategy:

When the platform doors corresponding to the door m and the door m+1 are numbered 2-8 in the modular platform door unit, the 4-meter door opening strategy is a 4-meter double-opening strategy, that is, the two movable doors corresponding to the door m open 2 meters to the left, and the two movable doors corresponding to the door m+1 open 2 meters to the right.

Preferably, the 4-meter full-open strategy is specifically:

When it is determined that the movable door opposite to the left edge of the door m and the movable door opposite to the right edge of the door m+1 are not in the same set of modular platform door units,

For the 12-meter modular platform door unit, according to the movable door movement travel constraint condition, the 4-meter door opening strategy of different groups of modular platform door units is generated, that is, the movable door of group A corresponding to door m is fully opened to the left, and the movable door of group A+1 corresponding to door m+1 is fully opened to the right;

Preferably, the 3-meter door opening strategy is specifically:

When it is determined that the movable door opposite to the left edge of the door m and the movable door opposite to the right edge of the door m+1 are in the same set of modular platform door units, the movable door opposite to the left edge of the door m to the movable door opposite to the right edge of the door m+1 is opened;

For the 12-meter modular platform door unit, according to the movable door movement travel constraint condition, a 3-meter door opening strategy for the same set of modular platform door units is generated.

When the door m corresponds to the number 1 or 10 in the modular platform door unit, the 3-meter door opening strategy is a 3-meter right opening strategy or a 3-meter left opening strategy:

When the platform door number corresponding to the door m is 2-6, the 3-meter door opening strategy is that the two movable doors corresponding to the door m open 2 meters to the left, and the movable door corresponding to the right edge of the door m+1 opens 1 meter to the right;

When the platform doors corresponding to the door m are numbered 7-9, the 3-meter door opening strategy is that a movable door corresponding to the left edge of the door m opens 1 meter to the left, and two movable doors corresponding to the right edge of the door m+1 open 2 meters to the right.

Preferably, the 3-meter full-open strategy is specifically:

When it is determined that the movable door opposite the left edge of door m and the movable door opposite the right edge of door m+1 are not in the same group of modular platform door units, for the 12-meter modular platform door unit, according to the movable door moving stroke constraint conditions, 3-meter door opening strategies for different groups of modular platform door units are generated, that is, the group A movable door corresponding to door m is fully opened to the left, and the group A+1 movable door corresponding to door m+1 is fully opened to the right.

By analogy, the present invention is also applicable to the adaptive door opening strategy generation method for 6-meter, 8-meter, 10-meter and 14-meter modular fully movable platform doors. Based on the actual platform door construction project, it can also adapt to wider modular fully movable platform doors, which will not be elaborated here.

Compared with the prior art, the present invention has the following beneficial effects:

1. The present invention proposes a modular, fully-active, adaptive platform door intelligent door opening strategy, which can adapt to a variety of vehicle models and automatically align with train doors, achieve precise alignment between platform doors and train doors, avoid detours for passengers, improve boarding and alighting efficiency, and thus improve passenger riding experience.

2. The present invention can solve the technical problem that the platform door and the car door cannot face each other directly when the doors of adjacent carriages of the EMU are close, that is, when the center distance is 2 meters, the platform door opening is insufficient;

3. Based on precise positioning, the present invention can be applied to platform door openings of 4 meters, 6 meters, 8 meters, 10 meters and even 12 meters, greatly improving the efficiency of passengers boarding and alighting.

Based on the above-mentioned modular fully movable adaptive platform door intelligent door opening strategy, the present invention also proposes a modular fully movable adaptive platform door system, the fully movable adaptive platform door system includes a group A of modular platform door units, the modular platform door unit includes a double-layer staggered and continuously arranged n fully movable movable doors, and a base equipped with a bidirectional driving mechanism, the base is used to install the movable door, the bidirectional driving mechanism is used to drive the movable door to move in both directions, and the total movement stroke of the movable door is 1-6 meters; wherein, the n movable doors in each group of the modular platform door units are arranged from left to right, and the movable door number is obtained. , where the maximum value of n is is an even number greater than or equal to 4, and A is an integer greater than 0.

Preferably, the two-way driving mechanism is symmetrically arranged on both sides, and the moving strokes of the two-way driving mechanism corresponding to two consecutive adjacent movable doors are symmetrical.

Preferably, the travel constraint condition of the bidirectional driving mechanism is set to achieve symmetry in the moving travel of the bidirectional driving mechanism corresponding to the two consecutive adjacent movable doors, specifically:

when When it is an odd number, the movable door movement travel constraint condition , ;

when When it is an even number, the movable door movement travel constraint condition , ;

in, Indicates the first modular platform door unit in group A. The maximum movement distance of the movable door to the left, Indicates the first modular platform door unit in group A. The maximum rightward movement distance of the movable door is d, and d is the limiting threshold of the maximum movement distance D.

Preferably, the relationship between the limit threshold d of the maximum stroke D and the maximum stroke D is: ,in, is the maximum value of the platform door number of the modular platform door unit, that is, the maximum opening of two adjacent groups of modular platform door units; d is preferably 0, 1, 2 or 3, and the unit is meter.

Preferably, when each set of modular platform doors includes 12 movable doors of 1 meter, the maximum total travel of each movable door is 6 meters, and the limit threshold of the maximum travel D is 0. In this case, the maximum opening of two adjacent sets of modular platform door units can be 12 meters;

According to the present invention, it is preferred that each set of modular platform doors includes 12 movable doors of 1 meter, and the optimal limit threshold of the maximum stroke D is 2 meters, so that the total moving stroke of each movable door is 4 meters, and at this time, the maximum opening of two adjacent sets of modular platform door units can be 8 meters;

When the limit threshold of the maximum stroke D is 1 meter, the total stroke of each movable door is 5 meters, and the maximum opening of two adjacent sets of modular platform door units can be 10 meters.

When the limit threshold of the maximum stroke D is 3 meters, the total movement stroke of each movable door is 3 meters. At this time, the maximum opening of two adjacent sets of modular platform door units can be 6 meters.

The above-mentioned embodiments only express the specific implementation methods of the present application, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the protection scope of the present application. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the technical solution concept of the present application, and these all belong to the protection scope of the present application.

Claims (5)

1. A modularized fully active adaptive platform door intelligent door opening strategy, characterized by: The fully movable adaptive platform door includes a group A of modular platform door units, which include 12 movable doors arranged in double layers and staggered in succession, and a base equipped with a bidirectional driving mechanism. The base is used to install the movable door, and the bidirectional driving mechanism is used to drive the movable door to move in both directions. The total travel of the movable door is 1-6 meters; wherein, the 12 movable doors in each group of the modular platform door units are arranged from left to right to obtain the movable door number ; The maximum value of n is 12, and A is an integer greater than 0; The fully active adaptive platform door intelligent door opening strategy includes: S1, construct the platform door projection model based on train and platform data; S2, obtaining the model and number data of the currently stopped train in real time, and obtaining the door distribution of the currently stopped train in the platform door projection model according to the platform door projection model; Classify the train doors according to the door distribution of the currently parked train in the platform door projection model, wherein the classification includes discrete doors and adjacent doors; and determine whether the discrete doors and the adjacent doors are in the same group of modular platform door units; The train doors are classified as follows: When the difference between the number of the active door directly facing the right edge of door m+1 and the number of the active door directly facing the left edge of door m is greater than 4, the door m is a discrete door; When the difference between the number of the active door directly facing the right edge of door m+1 and the number of the active door directly facing the left edge of door m is less than or equal to 4, door m is an adjacent door; S3, according to the movable door movement travel constraint condition, the platform door projection model automatically generates a door opening strategy for each movable door in each set of modular platform door units, the door opening strategy includes the moving direction and movement travel of the movable door; the movable door movement travel constraint condition includes: when When it is an odd number, the movable door movement travel constraint condition , ; when When it is an even number, the movable door movement travel constraint condition , ; in, Indicates the first modular platform door unit in group A. The maximum movement distance of the movable door to the left, Indicates the first modular platform door unit in group A. The maximum rightward movement distance of the movable door, d is the limiting threshold of the maximum travel D; The relationship between the limiting threshold d of the maximum stroke D and the maximum stroke D is: , where d is 1 or 2; The door opening strategy is: The door opening strategy for the discrete door is a 2-meter left opening strategy, a 2-meter right opening strategy, or a 2-meter opposite opening strategy; The door opening strategy for the adjacent door is a 5-meter full-open strategy, a two-stage 2-meter door opening strategy, a 4-meter full-open strategy, or a 3-meter door opening strategy. 2. The modularized fully-active adaptive platform door intelligent door opening strategy according to claim 1 is characterized in that: The platform door projection model automatically generates the door opening strategy for each movable door in each set of modular platform door units, including: When the discrete door corresponds to two sets of modular platform door units, a 2-meter opening strategy for the two movable doors corresponding to the discrete door is generated. 3. The modularized fully-active adaptive platform door intelligent door opening strategy according to claim 1 is characterized in that: The platform door projection model automatically generates a door opening strategy for each movable door in each set of modular platform door units, and also includes: When the discrete door corresponds to a set of modular platform door units, the distance between the two sides of the discrete door and the two ends of the corresponding modular platform door unit is calculated, and it is determined that the discrete door corresponds to the movable door of the current modular platform door unit; When the distance between the left edge of the discrete door m and the left edge of the modular platform door unit is less than or equal to 1 meter, and the distance between the right edge of the discrete door m and the right edge of the modular platform door unit is greater than 1 meter, it is determined that the discrete door corresponds to the No. 1 and No. 2 movable doors in the modular platform door unit, and the door opening strategy for the No. 1 and No. 2 movable doors is generated as a 2-meter right opening strategy, and the No. 1 movable door moves 2 meters to the right, and the No. 2 movable door moves 1 meter to the right; When the distance between the left edge of the discrete door m and the left edge of the modular platform door unit is greater than 1 meter, and the distance between the right edge of the discrete door m and the right edge of the modular platform door unit is greater than 1 meter, it is determined that the discrete door corresponds to the modular platform door unit. The active gate is generated Number and The door opening strategy for the movable door is a 2-meter opening strategy, and The movable door No. moves 1 meter to the left. The movable door No. moves 1 meter to the right, among which, ; When the distance between the left edge of the discrete door m and the left edge of the modular platform door unit is greater than 1 meter, and the distance between the right edge of the discrete door m and the right edge of the modular platform door unit is less than or equal to 1 meter, it is determined that the discrete door corresponds to the n-1 and n movable doors in the modular platform door unit, and the door opening strategy for the n-1 and n movable doors is generated as a 2-meter left opening strategy, and the n-1 movable door moves 1 meter to the left, and the n movable door moves 2 meters to the left. 4. The modularized fully-active adaptive platform door intelligent door opening strategy according to claim 1 is characterized in that: The platform door projection model automatically generates a door opening strategy for each movable door in each set of modular platform door units, specifically, for the adjacent vehicle doors; When the number difference is equal to 4, a 5-meter full-opening strategy or a two-stage 2-meter door opening strategy is generated from the movable door directly opposite the left edge of the adjacent door m to the movable door directly opposite the right edge of the door m+1; When the number difference is equal to 3, a 4-meter full-open strategy is generated from the movable door directly opposite the left edge of the adjacent door m to the movable door directly opposite the right edge of the door m+1; When the number difference is equal to 2, a 3-meter door opening strategy is generated from the movable door directly opposite the left edge of the adjacent door m to the movable door directly opposite the right edge of the door m+1. 5. The modularized fully-active adaptive platform door intelligent door opening strategy according to claim 4 is characterized in that: The 5-meter full-open strategy is specifically: When the movable door directly opposite to the left edge of the adjacent door m to the movable door directly opposite to the right edge of the adjacent door m+1 are in the same set of modular platform door units, the 5-meter full-open strategy is to fully open the 5 movable doors from the movable door corresponding to the adjacent door m to the movable door corresponding to the adjacent door m+1; When the movable door directly opposite to the left edge of the adjacent door m and the movable door directly opposite to the right edge of the adjacent door m+1 are not in the same set of modular platform door units, the movable door of group A corresponding to the adjacent door m is fully opened to the left, and the movable door of group A+1 corresponding to the adjacent door m+1 is fully opened to the right; The 4-meter full-open strategy is specifically: When it is determined that the movable door opposite to the left edge of the adjacent door m and the movable door opposite to the right edge of the adjacent door m+1 are in the same set of modular platform door units, the door is opened from the movable door opposite to the left edge of the adjacent door m to the movable door opposite to the right edge of the adjacent door m+1; When it is determined that the movable door facing the left edge of the adjacent door m and the movable door facing the right edge of the adjacent door m+1 are not in the same group of modular platform door units, the movable door of group A corresponding to the adjacent door m is fully opened to the left, and the movable door of group A+1 corresponding to the adjacent door m+1 is fully opened to the right; The 3-meter door opening strategy is specifically: When it is determined that the movable door opposite to the left edge of the adjacent door m and the movable door opposite to the right edge of the adjacent door m+1 are in the same set of modular platform door units, the door is opened from the movable door opposite to the left edge of the adjacent door m to the movable door opposite to the right edge of the adjacent door m+1; When it is determined that the movable door opposite the left edge of the adjacent door m and the movable door opposite the right edge of the adjacent door m+1 are not in the same group of modular platform door units, the movable door group A corresponding to the adjacent door m is fully opened to the left, and the movable door group A+1 corresponding to the adjacent door m+1 is fully opened to the right.