CN212289818U - Low vacuum pipeline transportation system - Google Patents

Abstract

The utility model relates to a pipeline transportation technical field specifically, relates to a low vacuum pipeline transportation system. The low-vacuum pipeline transportation system comprises at least one low-vacuum pipeline, a tunnel, a track, a station, an ultrahigh-speed magnetic suspension train, an interval airtight door, a folding channel, a plurality of low-vacuum pump stations and a control system; the low vacuum pipeline is fixedly arranged in the tunnel, and a track is fixedly arranged in the low vacuum pipeline; the ultra-high speed magnetic suspension train is used for running along a track; the low vacuum pump station is communicated with the low vacuum pipeline; a section airtight door is arranged at the position where the low vacuum pipeline is connected with the station; the control system is in signal connection with the low vacuum pump station and the interval airtight door and is used for controlling the actions of the low vacuum pump station and the interval airtight door. The low-vacuum pipeline transportation system has the characteristics of high speed, low energy consumption, small influence by external weather, small noise and vibration and convenience for taking and transferring of urban personnel.

Description

Low vacuum pipeline transportation system

Technical Field

The application relates to the technical field of pipeline transportation, in particular to a low-vacuum pipeline transportation system.

Background

At present, the transportation mode mainly comprises four modes of water transportation, road transportation, railway transportation (including subway in cities), air transportation and the like. Water transport was the earliest to occur, with humans moving across the ocean primarily on water prior to air transport, but at low speeds. The road transportation has the advantages of flexibility, convenience and capability of going from door to door, but has the defects of relatively disorder and relatively unreliable manual operation, so that more traffic accidents are caused, the current traffic jam is serious, and the petroleum resource consumption is high. Railway transportation is a land transportation means suitable for long-distance and large-volume passenger and cargo transportation, the influence of the land transportation means is at the first position of each industry of national economy, but after the speed per hour of a wheel-track high-speed rail is more than 400km/h, the train traction driving power is mainly used for overcoming the aerodynamic resistance, the energy consumption is rapidly increased, the economy is poor, the noise and the vibration are high, and a high-speed rail station needs to be arranged at a position away from a main urban area by a certain distance and needs to be connected in other transportation modes; the air transportation is used as a transportation mode with high flexibility, has advantages in crossing barriers such as oceans, mountains and the like, has the defects of high oil consumption, is greatly influenced by weather, has a long distance from an airport to a downtown area, needs other transportation modes for connection when entering the downtown area, needs multiple transfers and still has long total time consumption.

Therefore, a new type of fast transportation system with low energy consumption is urgently needed to shorten the long-distance transportation time and facilitate the riding and transfer of people in the downtown areas with concentrated passenger flow.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a low vacuum pipeline transportation system, and the low vacuum pipeline transportation system has the characteristics of high speed, low energy consumption, small influence of external climate, small noise vibration and convenience for taking and transferring of urban personnel.

The embodiment of the application provides a low-vacuum pipeline transportation system, which comprises at least one low-vacuum pipeline, a tunnel, a track, an ultrahigh-speed maglev train, a station, a section airtight door, a plurality of low-vacuum pump stations and a control system;

the low vacuum pipeline is fixedly arranged in the tunnel, a low vacuum environment is arranged in the low vacuum pipeline, and the track is fixedly arranged at the inner bottom of the low vacuum pipeline;

the ultrahigh-speed magnetic suspension train is used for running along the track;

the station is arranged at the end part and the middle part of the track along the extending direction of the track;

the low vacuum pump station is communicated with the low vacuum pipeline and is used for maintaining the low vacuum degree in the low vacuum pipeline;

the section airtight door is arranged at the position where the low vacuum pipeline is connected with the station; when the ultrahigh-speed magnetic suspension train enters or leaves a station, the section airtight door is in an open state; when the ultrahigh-speed magnetic suspension train is completely positioned in the station and leaves the station, the section airtight door is in a closed state, and the station is in a normal-pressure environment;

the control system is in signal connection with the low vacuum pump station and the interval airtight door and is used for controlling the actions of the low vacuum pump station and the interval airtight door.

Preferably, at least one of the low vacuum pipes is two arranged side by side;

one low vacuum pipeline is arranged in each tunnel;

and a plurality of communication channels are arranged between the two tunnels at intervals along the extending direction of the tunnels.

Preferably, along the extending direction of the tunnel, the air-conditioning system further comprises a plurality of air shafts which are communicated with the tunnel and are arranged at intervals.

Preferably, the low vacuum pump station is mounted in the windwell;

and along the extending direction of the tunnel, the interval between the air shafts is 2 km-4 km.

Preferably, the device further comprises a folding channel arranged on the low vacuum pipeline and a driving device used for driving the folding channel to stretch and contract along the horizontal direction;

the end part of the folding channel is fixedly provided with a butt joint port and an elastic sealing ring, and the butt joint port and the elastic sealing ring are used for being in sealing butt joint with a vehicle door of the ultra-high speed magnetic suspension train;

the low vacuum pipeline is provided with an opening which corresponds to the position of the folding channel and can be in sealing fit with the folding channel, and a lifesaving door which is used for sealing the opening and can be opened and closed.

Preferably, the vacuum detection device is in signal connection with the driving device;

the vacuum detection device is used for detecting the sealing effect between the butt joint port and the vehicle door and controlling the driving device to apply driving force to the folding channel when a gap is formed between the butt joint port and the vehicle door.

Preferably, the track comprises a switch structure.

Preferably, the fire fighting tunnel further comprises a disaster prevention alarm system in signal connection with the control system, wherein the disaster prevention alarm system comprises a smoke sensor, an alarm and a fire extinguishing system which are installed in the tunnel.

Preferably, the low vacuum pipeline is made of a metal pipe, a non-metal pipe or a composite material pipe which are connected in a sealing mode.

Preferably, the composite material pipe is a polymer composite material pipe, a carbon fiber pipe, a basalt fiber pipe, or a steel and concrete combined pipe.

Preferably, the ultra-high speed maglev train is provided with a life support system, a lighting system, a communication system and a security system.

Preferably, the ultra-high speed magnetic suspension train is a normal magnetic suspension train, a high-temperature superconducting magnetic suspension train or a low-temperature superconducting magnetic suspension train.

Preferably, the air pressure in the low vacuum pipeline is 0.01 to 0.5 standard atmosphere.

Preferably, the blockage ratio of the ultrahigh-speed magnetic suspension train to the low vacuum pipeline is 0.1-0.3.

Preferably, the low vacuum pump station comprises a vacuum pump, a control valve and a pressure transmitter;

the vacuum pump is communicated with the low vacuum pipeline through a pipeline, and the control valve is arranged on the pipeline between the vacuum pump and the low vacuum pipeline;

and the pressure transmitter is communicated with the low vacuum pipeline and is in signal connection with the control system.

Adopt the low vacuum pipeline transportation system that provides in this application embodiment, have following beneficial effect:

the ultra-high speed maglev train of the low vacuum pipeline transportation system runs in a low vacuum pipeline, the low vacuum environment is formed in the low vacuum pipeline, the running speed can reach 600 km/h-1000 km/h in the running process of the ultra-high speed maglev train, most air resistance can be eliminated, the running noise can be reduced, and the external climate influence can be reduced through the low vacuum pipeline; in busy places such as urban areas, the low-vacuum pipeline can be arranged in the underground tunnel, so that the low-vacuum pipeline is convenient to be in butt joint with and transfer to a rail transit network in the urban area, the taking and transfer of urban area personnel are convenient, and the problems that land acquisition is more in removal and urban landscape is influenced due to construction on the ground can be reduced. Therefore, the low-vacuum pipeline transportation system has the characteristics of high speed, low energy consumption, small influence by external weather, small noise and vibration and convenience for taking and transferring of urban personnel.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a plan view of a low vacuum pipeline transportation system provided by an embodiment of the present application operating between two cities;

fig. 2 is a schematic plan view of a station and a tunnel of a low vacuum pipeline transportation system provided in an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of the A-A direction of the low vacuum pipe transportation system provided in FIG. 2;

FIG. 4 is a schematic view of the low vacuum pipe transportation system provided in FIG. 3 in an emergency state in which the folding passage is used;

FIG. 5 is a partial enlarged schematic structural view of a portion B of the low vacuum pipe transportation system provided in FIG. 4;

fig. 6 is a schematic cross-sectional structure diagram of a station of a low vacuum pipeline transportation system provided in an embodiment of the present application;

fig. 7 is a schematic view of an assembly structure of the low vacuum pump station and the low vacuum pipeline in the low vacuum pipeline transportation system provided in fig. 2.

Reference numerals:

1-low vacuum pipeline transportation system; 2-A urban railway line network; 3-B urban railway line network;

11-low vacuum line; 12-a track; 13-ultra high speed magnetic levitation train; 14-station; 15-interval airtight door; 16-low vacuum pumping station; 17-a tunnel; 18-a folded channel; 19-a drive device; 20-the ground;

111-a rescue door; 131-a vehicle door; 141-a platform layer; 142-station hall layer; 143-stairs; 144-station entrance and exit; 161-vacuum pump; 162-a control valve; 163-a pressure transmitter; 171-a communication channel; 172-air shaft; 173-tunnel support; 174-a support structure; 181-interface pair; 182-elastic sealing ring; 183-vacuum test device.

Detailed Description

In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following further detailed description of the exemplary embodiments of the present application with reference to the accompanying drawings makes it clear that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

The embodiment of the application provides a low vacuum pipeline transportation system 1, as shown in a structure of fig. 1, long-distance transportation between a city A and a city B can be realized through the low vacuum pipeline transportation system 1, and the low vacuum pipeline transportation system 1 can be directly connected with a rail line network 2 of the city A and a rail line network 3 of the city B, so that passengers can directly transfer to a rail 12 line in a city area after leaving the station from the low vacuum pipeline transportation system 1; as shown in the structures of fig. 2 and 3, the low vacuum pipeline transportation system 1 comprises at least one low vacuum pipeline 11, a tunnel 17, a track 12, an ultra-high speed maglev train 13, a station 14, a zone airtight door 15, a plurality of low vacuum pumping stations 16 and a control system; the low vacuum pipeline transportation system 1 can adopt a single-line reciprocating operation mode, namely, the low vacuum pipeline transportation system 1 only comprises one low vacuum pipeline 11, a track 12 is laid in the low vacuum pipeline 11, and an ultrahigh-speed magnetic suspension train 13 runs back and forth along the track 12; the low vacuum pipeline transportation system 1 may also adopt a two-line two-way operation mode or a multi-line two-way operation mode, that is, the low vacuum pipeline transportation system 1 includes two low vacuum pipelines 11 or a plurality of low vacuum pipelines 11, and a track 12 is laid in each low vacuum pipeline 11; in the embodiment of the present application, a two-wire bidirectional operation mode in which two low vacuum pipes 11 are provided is taken as an example for explanation; the ultra-high speed maglev train 13 may be a normal magnetic suspension train, a high temperature superconducting maglev train, or a low temperature superconducting magnetic suspension train, such as: germany tr (transrapid) system, japan low temperature superconductor, china high temperature superconductor, and other systems 13;

the low vacuum pipeline 11 is fixedly arranged in the tunnel 17, the low vacuum pipeline 11 is in a low vacuum environment, and a track 12 is fixedly arranged at the inner bottom of the low vacuum pipeline 11; the ultra-high speed magnetic suspension train 13 is used for running along the track 12; as shown in the structure of fig. 1, a low vacuum pipeline transportation system 1 is built between a city A and a city B, a tunnel 17 is built underground between the two cities, a low vacuum pipeline 11 is laid in the underground tunnel 17 so as to conveniently enter a city center area and transfer with an urban rail transit network, so as to attract passenger flow and reduce the total time of traffic transportation, and a series of problems that urban landscape is influenced, urban road space is occupied, land acquisition and removal are needed and the like due to overhead laying can be solved; the blocking ratio of the ultra-high speed magnetic suspension train 13 to the low vacuum pipeline 11 can be 0.1-0.3, such as: 0.1, 0.15, 0.2, 0.25 and 0.3, wherein the blocking ratio is the ratio of the cross-sectional area of the ultra-high-speed magnetic suspension train 13 to the clear area above the inner rail surface of the low vacuum pipeline 11;

a station 14 is provided at an end portion and a middle portion of the track 12 in an extending direction of the track 12; the low vacuum pipeline transportation system 1 shown in the structure of fig. 1 can be provided with two stations 14 only in city a and city B, and when the distance between city a and city B is long and there are other cities, the stations 14 can also be provided in city C between city a and city B; because the low vacuum pipelines 11 are all arranged in the underground tunnel 17, the station 14 and the tunnel 17 are arranged underground in a matching way and are used for passengers to get on and off the train and transfer, the air pressure in the range of the station 14 is standard atmospheric pressure, namely, the normal pressure state, the passengers can get on and off the train normally, the low vacuum pipeline 11 in the tunnel 17 is in a low vacuum state, and the normal pressure state is between the tunnel 17 and the low vacuum pipeline 11; as shown in fig. 6, which is a schematic cross-sectional structure of the station 14, the station 14 and the tunnel 17 are constructed and formed below the ground 20, and the station 14 may have a double-layer structure, including a platform layer 141 on the bottom layer, a station hall layer 142 on the upper layer, a staircase 143 for facilitating passengers to shuttle between the platform layer 141 and the station hall layer 142, and a station doorway 144 for passengers to enter and exit the station 14;

as shown in the structure of fig. 7, the low vacuum pump station 16 is communicated with the low vacuum pipeline 11 and is used for maintaining the low vacuum degree in the low vacuum pipeline 11; the low vacuum pump station 16 can extract and maintain the low vacuum state in the low vacuum pipeline 11, the air pressure in the low vacuum pipeline 11 is 0.01 to 0.5 standard atmospheric pressure, the air pressure in the low vacuum pipeline 11 can be 0.01 standard atmospheric pressure, 0.05 standard atmospheric pressure, 0.1 standard atmospheric pressure, 0.15 standard atmospheric pressure, 0.2 standard atmospheric pressure, 0.25 standard atmospheric pressure, 0.3 standard atmospheric pressure, 0.35 standard atmospheric pressure, 0.4 standard atmospheric pressure, 0.45 standard atmospheric pressure and 0.5 standard atmospheric pressure; a low vacuum environment in the low vacuum pipe 11, that is, the air pressure in the low vacuum pipe 11 is 0.01 to 0.5 standard atmospheric pressure;

the structure of fig. 2 shows that the interval sealing doors 15 are installed in the tunnels 17 at both ends of the station 14, and when the interval sealing doors 15 are in a closed state, a station 14 space communicated with the station 14 and isolated from the low vacuum environment of the low vacuum pipeline 11 is formed between two adjacent interval sealing doors 15; as shown in the structure of fig. 2, a section airtight door 15 is distributed and installed at the interface position of the low vacuum pipeline 11 and the station 14 in the tunnel 17, when the ultra-high speed maglev train 13 enters or exits from the station, the section airtight door 15 is opened, so that the ultra-high speed maglev train 13 enters the station 14 from the low vacuum pipeline 11 outside the station 14 or exits from the station 14 to the low vacuum pipeline 11 outside the station 14, and the two section airtight doors 15 in the tunnels 17 at the two ends of the station 14 are used for isolating the station 14 from the low vacuum pipeline 11, so as to prevent air in the station 14 from entering the low vacuum pipeline 11 and damaging the low vacuum environment in the low vacuum pipeline 11; when the ultrahigh-speed maglev train 13 runs in the low vacuum pipeline 11 and fast drives into the station 14, the interval sealing door 15 is opened, the interval sealing door 15 is closed after the ultrahigh-speed maglev train 13 enters the normal pressure station 14, the interval sealing door 15 is opened after passengers get on or off the train, the train drives away from the station 14, the interval sealing door 15 is closed, the low vacuum degree is lost in the low vacuum pipeline 11 in the opening and closing process of the interval sealing door 15 in the whole process, and at the moment, the low vacuum degree in the low vacuum pipeline 11 is adjusted and maintained through the low vacuum pump station 16;

the control system is in signal connection with the low vacuum pump station 16 and the interval sealed door 15 and is used for controlling the actions of the low vacuum pump station 16 and the interval sealed door 15, the control system can control the low vacuum pump station 16 and the interval sealed door 15 in real time so as to enable the low vacuum degree in the low vacuum pipeline 11 to meet the use requirement, and the interval sealed door 15 can be automatically opened and closed to enable the ultrahigh-speed maglev train 13 to smoothly enter and exit.

The ultra-high speed maglev train 13 of the low vacuum pipeline transportation system 1 runs in the low vacuum pipeline 11, the low vacuum environment is in the low vacuum pipeline 11, the running speed can reach 600 km/h-1000 km/h in the running process of the ultra-high speed maglev train 13, most air resistance can be eliminated, the running noise can be reduced, and the external climate influence can be reduced through the low vacuum pipeline 11; in busy places such as urban areas and the like, the low-vacuum pipeline 11 can be arranged in the underground tunnel 17, so that the low-vacuum pipeline is convenient to be connected with a rail 12 traffic network in the urban area in a butt joint mode and transfer, and not only is the taking and transfer of urban area personnel convenient, but also the problems that land collection and removal are more and urban landscape is influenced due to construction and construction on the ground can be reduced. Therefore, the low-vacuum pipeline transportation system 1 has the characteristics of high speed, low energy consumption, small influence by external climate, small noise and vibration, and convenience for taking and transferring of urban personnel.

In a particular embodiment, as shown in the configurations of fig. 2 and 3, the at least one low vacuum line 11 is two, arranged side by side; a low vacuum pipe 11 is provided in each tunnel 17; along the extending direction of tunnel 17, be provided with a plurality of contact channels 171 at the interval between two tunnel 17, can communicate two parallel arrangement's tunnel 17 through contact channel 171, can realize conveniently carrying out emergency rescue or flee for one's own life to the passenger when dangerous situation appears in one of them low vacuum pipe 11 through contact channel 171.

As shown in fig. 2, the low vacuum pipe transportation system 1 further includes a plurality of air shafts 172 that are communicated with the tunnel 17 and are spaced apart from each other along the extending direction of the tunnel 17. The low vacuum pump station 16 may be mounted in the air shaft 172; along the extending direction of the tunnel 17, the interval between the wind shafts 172 is 2km to 4km, such as: 2km, 3km and 4 km. The air shaft 172 can be a construction vertical shaft for hoisting and unearthing the shield machine during construction of the tunnel 17, and the air shaft 172 can also be used as an installation space of the low vacuum pump station 16, a passage for people to escape to the ground 20 and a ventilation air shaft during operation of the ultra-high speed magnetic suspension train 13.

As shown in the structures of fig. 4 and 5, the low vacuum pipe transportation system 1 further includes a folding passage 18 disposed in the low vacuum pipe 11 and a driving device 19 for driving the folding passage 18 to extend and retract in a horizontal direction; the end part of the folding channel 18 is fixedly provided with a butt joint port 181 and an elastic sealing ring 182, and the butt joint port 181 and the elastic sealing ring 182 are used for being in sealing butt joint with the vehicle door 131 of the ultra-high speed magnetic suspension train 13; the low vacuum duct 11 is provided with an opening corresponding to the position of the folding passage 18 and capable of being hermetically fitted, and a rescue door 111 for closing the opening and capable of being opened and closed. The folded passage 18 may be provided on the outer periphery of the door 131 of the ultra high speed magnetic levitation train 13, and at this time, the abutting port 181 and the elastic packing 182 provided on the end of the folded passage 18 abut against the low vacuum pipe 11. The low vacuum pipeline transportation system 1 may further include a vacuum detection device 183 in signal connection with the driving device 19; the vacuum detecting device 183 is used for detecting the sealing effect between the interface 181 and the door 131, and controlling the driving device 19 to apply the driving force to the folding passage 18 when the gap between the interface 181 and the door 131 is formed.

Because the folding channel 18 is arranged on the low vacuum pipeline 11, the folding channel 18 is in a folding state when not used at ordinary times; when other emergency situations such as fire occur, the ultra-high speed maglev train 13 can drive into the station 14 nearby, if the power is not enough to support driving into the station 14, the ultra-high speed maglev train can stop at the communication channel 171, the folding channel 18 arranged at the inner side of the low vacuum pipeline 11 at the communication channel 171 extends towards the door 131 of the ultra-high speed maglev train 13 under the driving force of the driving device 19, the docking port 181 is in sealed docking with the door 131, the elastic sealing ring 182 is pressed between the docking port 181 and the train body, air inside and outside the ultra-high speed maglev train 13 is sealed, whether air leakage exists at the door 131 is detected through a vacuum detection device 183 such as a pirani vacuum detection device 183, if air leakage exists, the vacuum detection device 183 can transmit a wireless signal to the driving device 19, so that the driving device 19 continues to apply fastening force to the folding channel 18 until the air does not leak at, at this time, the door 131 of the ultra-high speed maglev train 13 and the rescue door 111 on the low vacuum pipeline 11 are opened, the door 131 can be an inner side sliding door, the rescue door 111 can be a sliding door arranged on the outer side of the low vacuum pipeline 11, people in the ultra-high speed maglev train 13 can reach the communication channel 171 in the tunnel 17 through the rescue channel formed by the extended folding channel 18, an evacuation platform can be arranged in the tunnel 17, and people in an emergency can be evacuated to the wind well 172 through the evacuation platform and/or the communication channel 171, so that people can escape in the emergency.

The low vacuum pipeline transportation system 1 may further include a disaster prevention alarm system in signal connection with the control system, where the disaster prevention alarm system includes a smoke sensor, an alarm and a fire extinguishing system installed in the tunnel 17, a plurality of smoke sensors may be installed in the tunnel 17 or the low vacuum pipeline 11, the smoke sensors transmit detected signals to the control system, and the control system controls the fire extinguishing system at a corresponding position to extinguish a fire and controls the alarm to alarm according to the detection result; the fire disaster can be detected in the first time through the disaster prevention alarm system, so that the alarm can be conveniently and timely given out, and the passengers can escape.

The low vacuum pipeline 11 is made of a metal pipe, a non-metal pipe or a composite material pipe which are connected in a sealing manner; the metal pipe can be an iron pipe, a steel pipe, a stainless steel pipe and the like; the non-metal pipe can be a glass steel pipe, a concrete pipe and the like; the composite material pipe can be a polymer composite material pipe, a carbon fiber pipe, a basalt fiber pipe or a steel and concrete combined pipe; the low vacuum pipe 11 may be fixed in the tunnel 17 by a support structure 174, and the low vacuum pipe 11 may be sealingly connected by flanges in the longitudinal direction of the tunnel 17.

In order to further satisfy the riding comfort and safety of passengers, the ultra-high speed maglev train 13 may further be provided with a life support system, a lighting system, a communication system and a security system, such as: provides special clothes, portable oxygen breathing bottles and the like which can adapt to low vacuum environment in short time under the conditions of atmospheric pressure, vehicle body sealing door, accident and fire disaster, and can normally survive required by life.

On the basis of the various embodiments described above, the rough pumping station 16 includes a vacuum pump 161, a control valve 162, and a pressure transducer 163; the vacuum pump 161 can be a water (liquid) ring vacuum pump 161 and/or a screw vacuum pump 161; the vacuum pump 161 is communicated with the low vacuum pipeline 11 through a pipeline, and a control valve 162 is installed on the pipeline between the vacuum pump 161 and the low vacuum pipeline 11; the control valve 162 may be a gate valve and/or a flapper valve; the pressure transmitter 163 is connected to the low vacuum pipe 11 and is in signal connection with the control system, and detects the air pressure in the low vacuum pipe 11 through the pressure transmitter 163, and transmits a detected air pressure signal to the control system, so that the control system controls the vacuum pump 161 and the control valve 162 to operate according to a set air pressure value, and the air pressure in the low vacuum pump station 16 is maintained stable.

To improve the efficiency of the utilization of the track 12, the track 12 may also include a switch structure.

As shown in fig. 2 and 3, a tunnel support 173 is further disposed in the tunnel 17, and various pipelines may be disposed in the tunnel 17 through the tunnel support 173, such as: electrical wires, signal wires, etc.

Under the condition that an accident occurs during the running of the ultra-high speed maglev train 13 but the power is not completely lost, if the ultra-high speed maglev train 13 can be driven to the next nearest station 14, the ultra-high speed maglev train 13 is driven to the nearest station 14, and the evacuation and rescue of people are expanded in the underground normal pressure station 14; if the ultra-high speed magnetic suspension train 13 has a fire disaster and loses power partially when an accident occurs, the train stops at the communication channel 171, the fixed folding channel 18 is arranged at the inner side of the low vacuum pipeline 11 at the communication channel 171, the folding channel 18 and the train door 131 are driven by the driving device 19 to be in sealed butt joint to form an escape channel between the train and the tunnel 17, personnel in the ultra-high speed magnetic suspension train 13 can reach an evacuation platform and the communication channel 171 through the escape channel, reach the adjacent tunnel 17 through the communication channel 171 to be evacuated through the rescue train, and can also reach an air shaft 172 arranged at intervals of 2 km-4 km to the ground 20 through the communication channel 171 and the evacuation platform to finish evacuation rescue under the accident and fire disaster conditions; under the condition that the accident completely loses power in the running process of the ultra-high-speed maglev train 13, people in the train maintain lives through a life maintaining system in the train, and meanwhile, the train is connected with a rescue train to push the train 13 to enter a station or reach a communication channel 171 to realize evacuation rescue.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims (15)

1. A low vacuum pipeline transportation system is characterized by comprising at least one low vacuum pipeline, a tunnel, a track, an ultra-high speed maglev train, a station, a section airtight door, a plurality of low vacuum pump stations and a control system;

the low vacuum pipeline is fixedly arranged in the tunnel, a low vacuum environment is arranged in the low vacuum pipeline, and the track is fixedly arranged at the inner bottom of the low vacuum pipeline;

the ultrahigh-speed magnetic suspension train is used for running along the track;

the station is arranged at the end part and the middle part of the track along the extending direction of the track;

the low vacuum pump station is communicated with the low vacuum pipeline and is used for maintaining the low vacuum degree in the low vacuum pipeline;

the section airtight door is arranged at the position where the low vacuum pipeline is connected with the station; when the ultrahigh-speed magnetic suspension train enters or leaves a station, the section airtight door is in an open state; when the ultrahigh-speed magnetic suspension train is completely positioned in the station and leaves the station, the section airtight door is in a closed state, and the station is in a normal-pressure environment;

the control system is in signal connection with the low vacuum pump station and the interval airtight door and is used for controlling the actions of the low vacuum pump station and the interval airtight door.

2. A low vacuum pipe transportation system according to claim 1, wherein at least one low vacuum pipe is two arranged side by side;

one low vacuum pipeline is arranged in each tunnel;

and a plurality of communication channels are arranged between the two tunnels at intervals along the extending direction of the tunnels.

3. The low vacuum pipeline transportation system according to claim 2, further comprising a plurality of air shafts which are communicated with the tunnel and are arranged at intervals along the extending direction of the tunnel.

4. A low vacuum pipeline transport system according to claim 3 wherein the low vacuum pumping station is mounted within the windwell;

and along the extending direction of the tunnel, the interval between the air shafts is 2 km-4 km.

5. The low vacuum pipeline transportation system according to claim 2, further comprising a folding channel provided in the low vacuum pipeline and a driving device for driving the folding channel to extend and retract in a horizontal direction;

the end part of the folding channel is fixedly provided with a butt joint port and an elastic sealing ring, and the butt joint port and the elastic sealing ring are used for being in sealing butt joint with a vehicle door of the ultra-high speed magnetic suspension train;

the low vacuum pipeline is provided with an opening which corresponds to the position of the folding channel and can be in sealing fit with the folding channel, and a lifesaving door which is used for sealing the opening and can be opened and closed.

6. The low vacuum pipe transportation system according to claim 5, further comprising a vacuum detection device in signal connection with the driving device;

the vacuum detection device is used for detecting the sealing effect between the butt joint port and the vehicle door and controlling the driving device to apply driving force to the folding channel when a gap is formed between the butt joint port and the vehicle door.

7. A low vacuum pipe transport system according to claim 1, wherein said track comprises a switch structure.

8. A low vacuum pipe transportation system according to claim 1, further comprising a disaster prevention alarm system in signal connection with the control system, the disaster prevention alarm system comprising a smoke sensor, an alarm and a fire extinguishing system installed in the tunnel.

9. A low vacuum pipe transportation system according to claim 1, wherein the low vacuum pipe is made of a hermetically connected metal pipe, non-metal pipe or composite material pipe.

10. A low vacuum pipe transport system according to claim 9, wherein the composite pipe is a polymer composite pipe, a carbon fiber pipe, a basalt fiber pipe, or a steel and concrete composite pipe.

11. A low vacuum pipe transportation system according to claim 1, wherein the ultra high speed magnetic levitation train is provided with a life support system, a lighting system, a communication system and a security system.

12. The low vacuum pipe transportation system according to claim 1, wherein the ultra high speed maglev train is a normal magnetic levitation train, a high temperature superconducting maglev train, or a low temperature superconducting maglev train.

13. The low vacuum pipe transportation system according to claim 1, wherein the air pressure in the low vacuum pipe is 0.01 to 0.5 atm.

14. The low vacuum pipe transportation system according to claim 1, wherein the blockage ratio of the ultra high speed magnetic levitation train to the low vacuum pipe is 0.1 to 0.3.

15. A low vacuum pipe transportation system according to claim 1, wherein the low vacuum pumping station comprises a vacuum pump, a control valve and a pressure transmitter;

the vacuum pump is communicated with the low vacuum pipeline through a pipeline, and the control valve is arranged on the pipeline between the vacuum pump and the low vacuum pipeline;

and the pressure transmitter is communicated with the low vacuum pipeline and is in signal connection with the control system.

Images