CN110203213B - Partition device of vacuum pipeline - Google Patents
Partition device of vacuum pipeline Download PDFInfo
- Publication number
- CN110203213B CN110203213B CN201910604948.0A CN201910604948A CN110203213B CN 110203213 B CN110203213 B CN 110203213B CN 201910604948 A CN201910604948 A CN 201910604948A CN 110203213 B CN110203213 B CN 110203213B
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- gate
- beams
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- track
- pipeline
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- 238000005192 partition Methods 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000011084 recovery Methods 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000011218 segmentation Effects 0.000 abstract 1
- 239000000725 suspension Substances 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005339 levitation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B13/00—Other railway systems
- B61B13/10—Tunnel systems
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to the technical field of rail transit of vacuum pipelines, in particular to a partition device of a vacuum pipeline, which comprises a shell, wherein the shell is transversely arranged between two adjacent pipeline beams, the shell is respectively and hermetically connected with the two adjacent pipeline beams, two side surfaces of the shell are respectively provided with holes matched with the two adjacent pipelines Liang Najing, a rail beam connecting section and a gate are arranged in the shell and are respectively and slidably connected in the shell, the widths of the rail beam connecting section and the gate are respectively matched with the widths of the shell, and the size of the gate is larger than that of the holes. Adopt this device usable atmospheric pressure to realize the self-sealing of gate, need not to exert the clamp force, can carry out the segmentation with the pipeline roof beam and keep apart, be convenient for make independent regional normal pressure that resumes, be favorable to improving recovery speed, reduce time and cost, improve rescue evacuation efficiency, can not influence the normal operating of train at ordinary times, the structure is practical, easy to assemble.
Description
Technical Field
The invention relates to the technical field of rail transit of vacuum pipelines, in particular to a partition device of a vacuum pipeline.
Background
The vacuum pipeline magnetic suspension transportation is a novel ultrahigh speed transportation system, and in the earth surface dense atmosphere environment, the pneumatic resistance suffered by a high-speed train is a main factor for limiting the speed lifting of the high-speed train, so that the vacuum pipeline magnetic suspension transportation places the magnetic suspension train in a closed pipeline which is pumped into a certain vacuum degree, and the limitation of mechanical friction resistance and air resistance is eliminated to a certain extent, and meanwhile, the high-speed transportation system is also free from the influence of weather, so that the running speed can be raised to be several times of the speed of an airplane, and the ultrahigh speed running is realized.
However, during operation, the magnetic levitation train needs to be continuously under a vacuum environment, and the vacuum environment is not suitable for survival of human beings, so that once the system fails, passengers need to be evacuated and rescued, and a normal atmosphere environment in a pipeline needs to be quickly established. Because the vacuum pipeline magnetic suspension transportation system is generally applied to long-distance transportation, the vacuum formation of the whole line needs to consume a great deal of time, energy and cost, and if the whole line is restored to the normal atmosphere environment when evacuation and rescue are needed, the vacuum pipeline magnetic suspension transportation system is definitely a huge waste, consumes long time and seriously affects the rescue and evacuation efficiency.
Disclosure of Invention
The invention provides a vacuum pipeline partition device, which aims at solving the problem that the existing vacuum pipeline magnetic suspension transportation system lacks a partition device capable of assisting in rapidly recovering normal atmospheric environment in a pipeline during rescue and evacuation. In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a partition device of vacuum pipeline, includes the casing, the casing transversely sets up between two adjacent pipeline roof beams, the casing respectively with two adjacent pipeline roof beams sealing connection, be equipped with respectively on two sides of casing with two adjacent pipeline Liang Najing adaptation's entrance to a cave, be equipped with track roof beam linkage segment and gate in the casing, track roof beam linkage segment and gate sliding connection respectively in the casing, the width of track roof beam linkage segment and gate all with the width adaptation of casing, the size of gate is greater than the size of entrance to a cave; when the train normally runs, the track beam connecting section is positioned between two track beams in two adjacent pipeline beams; when the corresponding section of the pipeline beam needs to be restored to normal pressure, the two gates at the two ends of the corresponding section are positioned between the two track beams in the two adjacent pipeline beams.
According to the partition device for the vacuum pipeline, the shell is arranged between the two adjacent pipeline beams, the track beam connecting section and the gate are connected in the sliding mode in the shell, the shell is respectively connected with the two adjacent pipeline beams in a sealing mode, the air tightness of the inside of the shell is guaranteed, the two side faces of the shell are respectively provided with the holes matched with the two adjacent pipelines Liang Najing, so that the passing of a train is met, when the train normally operates, the track beam connecting section is kept between the two track beams on the two sides, gaps between the track beams on the two sides are filled, normal operation of the train is guaranteed, when the corresponding section of the pipeline beams needs to restore normal pressure, the two gates on the two ends of the corresponding section are slid, so that the corresponding section is kept between the two holes, and the air pressure in one section is gradually restored and higher than the air pressure of the other side.
Further, the track beam connecting section and the gate are connected with each other, and pulleys are arranged below the track beam connecting section and below the gate.
Further, all pulleys are universal wheels.
By adopting the arrangement mode, the sliding distance between the connecting section of the track beam and the gate is convenient to control, and the temperature deformation of the track beam or the shell at two sides is adapted.
Further, the device also comprises a driving component, wherein the driving component is used for driving the track beam connecting section and the gate to move.
Further, the driving part comprises a motor and a gear rack mechanism, and the gear rack mechanism is respectively connected with the track beam connecting section and the gate.
Further, the rack and pinion mechanism is connected to the bottom of the track beam connecting section and the bottom of the gate, respectively.
The rack and pinion mechanism can also be replaced by a sprocket mechanism.
Further, the shell is perpendicular to the pipeline beam.
Further, the shell is arranged on the top surface of the pier body.
Compared with the prior art, the invention has the beneficial effects that:
the partition device for the vacuum pipeline can realize automatic sealing of the gate by utilizing the air pressure difference, does not need to apply a pressing force, can isolate the pipeline beam in a segmented way, is convenient for recovering the normal pressure of an independent area, is beneficial to improving the recovery speed, reducing the time and the cost, improving the rescue evacuation efficiency, does not influence the normal operation of a train at ordinary times, and has practical structure and convenient installation.
Description of the drawings:
FIG. 1 is a partial cross-sectional view of a vacuum line shut-off device according to the present invention;
fig. 2 is a structural cross-sectional view of a partition device for a vacuum pipe according to the present invention.
The marks in the figure: the device comprises a 1-shell, a 2-pipeline beam, a 3-track beam connecting section, a 4-gate, a 5-train, a 6-track beam, a 7-pulley, an 8-motor and a 9-rack and pinion mechanism.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings and specific examples. It should not be construed that the scope of the above subject matter of the present invention is limited to the following embodiments, and all techniques realized based on the present invention are within the scope of the present invention.
Example 1
As shown in fig. 1-2, a partition device for a vacuum pipeline is provided, which comprises a shell 1, wherein the shell 1 is transversely arranged between two adjacent pipeline beams 2, the shell 1 and the pipeline beams 2 are mutually perpendicular, the shell 1 is arranged on the top surface of a pier body, the shell 1 is respectively and hermetically connected with the two adjacent pipeline beams 2, holes matched with the inner diameters of the two adjacent pipeline beams 2 are respectively arranged on two side surfaces of the shell 1, a track beam connecting section 3 and a gate 4 are arranged in the shell 1, the track beam connecting section 3 and the gate 4 are respectively and slidably connected in the shell 1, the widths of the track beam connecting section 3 and the gate 4 are respectively matched with the widths of the shell 1, and the size of the gate 4 is larger than the size of the holes; when the train 5 runs normally, the track beam connecting section 3 is positioned between two track beams 6 in two adjacent pipeline beams 2; when the corresponding section of the pipeline beams 2 needs to be restored to normal pressure, the two gates 4 at the two ends of the corresponding section are positioned between the two track beams 6 in the two adjacent pipeline beams 2.
According to the partition device for the vacuum pipeline, the shell 1 is arranged between the two adjacent pipeline beams 2, the track beam connecting section 3 and the gate 4 are connected in a sliding mode in the shell 1, the shell 1 is respectively connected with the two adjacent pipeline beams 2 in a sealing mode, the air tightness inside the shell 1 is guaranteed, holes matched with the inner diameters of the two adjacent pipeline beams 2 are respectively formed in the two side faces of the shell 1 so as to meet the passing of the train 5, when the train 5 runs normally, the track beam connecting section 3 is kept between the two track beams on the two sides and used for repairing gaps between the track beams 6 on the two sides, normal running of the train 5 is guaranteed, when the corresponding section of the pipeline beam 2 needs to recover normal pressure, the two gates 4 on the two ends of the corresponding section are slid, the two gates are kept between the two holes, and are kept close to the shell under the action of the air pressure difference due to the fact that the air pressure in one side section is gradually recovered, the air pressure in the air pressure difference is higher than the air pressure in the other side, the air pressure difference is prevented from entering the section, the train is prevented from entering the section in a sealing mode, the air pressure difference is increased, the air pressure difference is prevented from being used, the air pressure difference is increased, the automatic partition device is convenient to realize the normal running, the partition device is convenient to recover the normal running, and the air pressure is not convenient, and the partition device is convenient to use, and has the normal running speed is improved, and has the normal running speed is realized, and has the normal running speed is and can be realized.
Preferably, the track beam connecting section 3 and the gate 4 are connected with each other, and pulleys 7 are arranged below the track beam connecting section 3 and below the gate 4, and all the pulleys 7 are universal wheels.
By adopting the arrangement mode, the sliding distance between the track beam connecting section 3 and the gate 4 is convenient to control, and the temperature deformation of the track beams 6 or the shells 1 at the two sides is adapted.
Preferably, the device further comprises a driving component, wherein the driving component is used for driving the track beam connecting section 3 and the gate 4 to move, specifically, the driving component comprises a motor 8 and a gear rack mechanism 9, the gear rack mechanism 9 is respectively connected with the track beam connecting section 3 and the gate 4, the gear rack mechanism 9 is respectively connected with the bottom of the track beam connecting section 3 and the bottom of the gate 4, and the gear rack mechanism 9 can also be replaced by a sprocket mechanism.
Claims (7)
1. The utility model provides a partition device of vacuum pipeline, its characterized in that contains casing (1), casing (1) transversely set up between two adjacent pipeline roof beams (2), casing (1) respectively with two adjacent pipeline roof beams (2) sealing connection, be equipped with respectively on the both sides face of casing (1) with two adjacent pipeline roof beams (2) internal diameter adaptation's entrance to a cave, be equipped with track roof beam linkage segment (3) and gate (4) in casing (1), track roof beam linkage segment (3) and gate (4) respectively sliding connection in casing (1), the width of track roof beam linkage segment (3) and gate (4) all with the width adaptation of casing (1), the size of gate (4) is greater than the size of entrance to a cave; when the train (5) operates normally, the track beam connecting section (3) is positioned between two track beams (6) in two adjacent pipeline beams (2); when the corresponding sections of the pipeline beams (2) need to be restored to normal pressure, the two gates (4) at the two ends of the corresponding sections move to be positioned between the two track beams (6) in the two adjacent pipeline beams (2), so that the two track beams are kept between the two holes, and the air pressure in one section is gradually restored and higher than the air pressure in the other section, and the gates (4) are tightly attached to the shell (1) under the action of air pressure difference, so that other sections are sealed, and the air is prevented from entering other sections.
2. Partition device according to claim 1, wherein the rail beam connection section (3) and the gate (4) are connected to each other, and pulleys (7) are provided both below the rail beam connection section (3) and below the gate (4).
3. A partition device according to claim 2, wherein all pulleys (7) are universal wheels.
4. Partition device according to claim 1, further comprising driving means for driving the movement of the track beam connecting section (3) and the gate (4).
5. Partition device according to claim 4, wherein the drive means comprise a motor (8), a rack and pinion mechanism (9), the rack and pinion mechanism (9) being connected to the rail beam connection section (3) and the sluice gate (4), respectively.
6. A partition device according to claim 5, wherein the rack and pinion mechanism (9) is connected to the bottom of the track beam connection section (3) and the bottom of the sluice gate (4), respectively.
7. A partition device according to any one of claims 1-6, wherein the housing (1) is perpendicular to the pipe beam (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910604948.0A CN110203213B (en) | 2019-07-05 | 2019-07-05 | Partition device of vacuum pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910604948.0A CN110203213B (en) | 2019-07-05 | 2019-07-05 | Partition device of vacuum pipeline |
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| Publication Number | Publication Date |
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| CN110203213A CN110203213A (en) | 2019-09-06 |
| CN110203213B true CN110203213B (en) | 2024-01-23 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628418B (en) * | 2019-09-24 | 2022-09-09 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Breakable gate valve and vacuum pipeline with same |
| CN110864012B (en) * | 2019-10-29 | 2021-06-15 | 合肥工业大学 | Multilayer oil curtain partition device for realizing rapid flexible partition of vacuum pipeline |
| US20230054554A1 (en) * | 2020-02-13 | 2023-02-23 | Flowserve Management Company | Apparatus and method for interconnecting and isolating very large evacuated volumes |
| CN111775970B (en) * | 2020-06-30 | 2021-05-18 | 华中科技大学 | Vacuum pipeline high-speed magnetic suspension vacuum maintaining and pressure relief evacuation system |
| CN112977487B (en) * | 2021-05-17 | 2021-09-28 | 西南交通大学 | Single-pipe double-line magnetic suspension traffic vacuum pipeline with sealing door |
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