阅读说明：本技术 真空磁浮预制装配式管道梁结构 (Vacuum magnetic suspension prefabricated assembly type pipeline beam structure ) 是由 曾永平 杨国静 王应良 董俊 徐银光 宋晓东 郑晓龙 陶奇 游励晖 袁明 苏延文 于 2019-11-29 设计创作，主要内容包括：本发明公开了真空磁浮预制装配式管道梁结构,包含上层构件和下层构件,所述上层构件和下层构件能够拼接成闭合的管体结构,所述上层构件与下层构件的连接面之间具有密封连接结构,所述下层构件为U型结构,所述下层构件的底板包含平面段和弧面段,所述平面段用于设置轨道梁。采用本结构将管道梁整体结构分成了上下两层,有效降低了结构的高度,方便运输及安装,同时便于通过调整上层构件的高度来调整整体管道梁的高度,满足不同设计需求,有利于降低设计成本及难度,便于未来运营中的更换及尺寸变更,并且,在施工过程中先安装的下层构件可作为安装上层构件的施工平台,有效降低施工难度,节省建设成本,降低施工风险。(The invention discloses a vacuum magnetic levitation prefabricated assembly type pipeline beam structure which comprises an upper layer component and a lower layer component, wherein the upper layer component and the lower layer component can be spliced into a closed pipe body structure, a sealing connection structure is arranged between the connection surfaces of the upper layer component and the lower layer component, the lower layer component is of a U-shaped structure, a bottom plate of the lower layer component comprises a plane section and an arc surface section, and the plane section is used for arranging a track beam. Adopt this structure to fall into pipeline roof beam overall structure about two-layer, the height of structure has effectively been reduced, convenient transportation and installation, be convenient for simultaneously through the height that highly adjusts whole pipeline roof beam of adjustment upper member, satisfy different design demands, be favorable to reducing the design cost and the degree of difficulty, be convenient for change and size change in the future operation, and, the lower floor component of installing earlier can regard as the construction platform of installing upper member in the work progress, effectively reduce the construction degree of difficulty, save the construction cost, reduce the construction risk.)

1. Vacuum magnetic levitation prefabricated assembly type pipeline beam structure is characterized by comprising an upper layer component (1) and a lower layer component (2), wherein the upper layer component (1) and the lower layer component (2) can be spliced into a closed pipe body structure, a sealing connection structure is arranged between the connection surfaces of the upper layer component (1) and the lower layer component (2), the lower layer component (2) is of a U-shaped structure, a bottom plate of the lower layer component (2) comprises a plane section and an arc surface section, and the plane section is used for arranging a track beam (21).

2. The pipeline beam structure according to claim 1, wherein the sealing connection structure comprises a groove and a boss (3), the inner walls of two sides of the upper layer member (1) are respectively connected with a positioning groove plate (4), each positioning groove plate (4) and the corresponding inner wall form the groove, the groove and the corresponding boss (3) are in adaptive connection, the bosses (3) are respectively arranged on two top surfaces of the lower layer member (2), a first mounting hole is arranged on each positioning groove plate (4), the first mounting hole is connected to the corresponding boss (3) through a bolt, the first mounting hole is a strip-shaped mounting hole, the length of the groove is adaptive to the length of the upper layer member (1), and the length of the boss (3) is adaptive to the length of the lower layer member (2).

3. The piping beam structure according to claim 2, characterized in that said bosses (3) are provided on the inner side of the corresponding top surface midline.

4. The piping beam structure according to claim 2, characterized in that the space between the grooves and the corresponding bosses (3) is filled with a filler (5).

5. The tubular beam structure according to any one of claims 1 to 4, wherein the upper layer member (1) is a steel plate member or a glass member or a plastic member.

6. The tubular beam structure of claim 5, characterized in that the outer wall of the upper layer member (1) is provided with stiffening ribs (6) at intervals.

7. The conduit beam structure according to claim 5, characterized in that the upper layer member (1) comprises several segments, adjacent segments of the upper layer member (1) being connected by welding or by gluing.

8. The conduit beam structure according to claim 7, characterized in that the lower layer element (2) comprises several segments, the lower layer element (2) being a concrete element.

9. The tubular beam structure according to claim 8, characterized in that adjacent sections of the lower layer member (2) are connected through a U-shaped steel plate (7), two ends of the U-shaped steel plate (7) are respectively connected in the mounting grooves of corresponding end surfaces of two adjacent sections, a gap is formed between the end surfaces of two adjacent sections, two ends of the U-shaped steel plate (7) are respectively provided with a second mounting hole, the second mounting holes are connected in the corresponding mounting grooves through bolts, the second mounting hole at one end of the U-shaped steel plate (7) is a strip-shaped mounting hole, and a filler (5) is arranged between the U-shaped steel plate (7) and the inner wall of the mounting groove.

10. The piping beam structure according to claim 9, characterized in that the joints between the segments of the upper layer element (1) are arranged offset to the joints between the segments of the lower layer element (2).

Technical Field

The invention relates to the technical field of vacuum high-speed magnetic levitation transportation, in particular to a vacuum magnetic levitation prefabricated assembly type pipeline beam structure.

Background

The vacuum high-speed magnetic levitation transportation technology is a technology formed by combining a vacuum pipeline and a magnetic levitation technology, and the speed can reach 600-1000 km/h due to the fact that the restrictions of air resistance, noise, wheel-rail adhesion and the like are broken through, and the speed blank space between high-speed rails and air transportation is filled; with the breakthrough of high-power traction driving technology, the speed can reach 1000km/h and above, even supersonic speed or higher speed than sonic speed, and the method becomes a long-distance urban or ultra-long distance intercontinental transportation mode for compensating or replacing aviation in the future.

Disclosure of Invention

The invention aims to overcome the defects of high construction cost, limited transportation conditions, inconvenience in installation and the like of a steel structure under the conditions of large transportation volume and large load of a vacuum pipeline system in the prior art, and provides a vacuum magnetic suspension prefabricated assembly type pipeline beam structure which can meet the requirements of future ultra-long distance transportation and actual line operation.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a prefabricated assembled pipeline beam structure of vacuum magnetic levitation, contains upper strata component and lower floor's component, upper strata component and lower floor's component can splice into closed body structure, upper strata component has sealing connection structure with being connected of lower floor's component between the face, lower floor's component is U type structure, the bottom plate of lower floor's component contains plane section and cambered surface section, the plane section is used for setting up the track roof beam.

Wherein, the both ends of vacuum magnetic levitation circuit can adopt extra installation floodgate to carry out inclosed with the circuit to the evacuation in the pipeline.

By adopting the vacuum magnetic levitation prefabricated assembly type pipeline beam structure, the whole structure of the pipeline beam is divided into an upper layer and a lower layer, the single height of the pipeline structure is effectively reduced, the transportation and the installation are convenient, the use of large-scale hoisting equipment is reduced, the structural height is visually reduced by a layered design mode, the heavy feeling of heavy weight of the head and feet is avoided, and the coordination adaptability of the structure and the surrounding environment is improved; when a vacuum pipeline circuit is formed, two ends of the circuit are sealed, the interior of the pipeline is vacuumized to form a vacuum environment meeting requirements, and a sealing connection structure between connection surfaces of an upper layer component and a lower layer component is beneficial to maintaining the vacuum degree and reducing the energy consumption of vacuumizing; the upper layer member can follow an arc structure, the lower layer member is of a U-shaped structure, compared with the existing circular pipe type pipeline, the top surface of the plane section is a plane, the installation of the track beam is facilitated, the height of the track beam is reduced, the cost is saved, the bottom surface of the plane section is a plane, the bridge pier can be conveniently connected, the height of the lower member is reduced, the cambered surface sections on the two sides of the plane section are beneficial to improving the integral bearing performance of the lower layer member, the uniform stress is ensured, the structure is more suitable for scenes with large air pressure difference between the inner ring direction and the outer ring direction, the structure is convenient for adjusting the height of the integral pipeline beam by adjusting the height of the upper layer member, different design requirements are met, the design cost and the difficulty are reduced, the replacement and the size change in the future operation are facilitated, and the lower layer member which is installed firstly in the construction process can be used as a, effectively reduce the construction degree of difficulty, save construction cost, reduce the construction risk.

Preferably, sealing connection structure contains recess and boss, the both sides inner wall of upper strata component is connected with the positioning groove board respectively, every the positioning groove board forms with the inner wall that corresponds the recess, the recess with correspond the boss adaptation is connected, be equipped with on two top surfaces of lower floor's component respectively the boss, be equipped with mounting hole one on the positioning groove board, mounting hole one through bolted connection in corresponding the boss, mounting hole one is the bar mounting hole, the length of recess and the length adaptation of upper strata component, the length of boss and the length adaptation of lower floor's component.

Further preferably, the boss is provided on the inner side of the centerline of the corresponding top surface.

Further preferably, a filler is filled between the groove and the corresponding boss.

Adopt above-mentioned mode of setting up, promptly set up the boss of logical length on the top surface of lower floor's component, the notch of recess is down, the recess card is in corresponding on the boss, adapt to through the bar mounting hole upper strata component and the different degree of deformation of lower floor's component there is the clearance of U type between recess and the boss that corresponds, is favorable to hindering the circulation of air, further has the filler in the clearance packing for sealed, effectively guarantee sealed effect, simple structure is reliable, and the installation effectiveness is high, the location of being convenient for, and stability is good.

The positioning groove plate is of an inverted L shape, and the mounting hole is located on the top surface of the positioning groove plate.

Preferably, the upper layer member is a steel plate member or a glass member or a plastic member.

Because upper member mainly used seals, lower floor's component mainly used bears the atress, adopts above-mentioned mode of setting up, make full use of the characteristics of different materials and different components, obviously reduced pipeline beam structure's weight, showing the total cost that has reduced pipeline beam structure and substructure, having great significance to future practical application and popularization to adopt like plastics, glass's transparent component, be convenient for enlarge passenger field of vision scope, slow down the oppression and the fear that the enclosure space brought, promote the ride experience of operation line and feel.

Further preferably, stiffening ribs are arranged on the outer wall of the upper layer member at intervals.

Further preferably, the upper layer member comprises a plurality of segments, and adjacent segments of the upper layer member are connected by welding or bonding.

The beam structure usually needs to be provided with a plurality of sections for installation and transportation, and when the upper-layer member is a steel member, two adjacent sections are welded and connected; when the upper layer member is a plastic member or a glass member, adjacent two segments are adhesively connected.

Further preferably, the lower layer member comprises a plurality of segments, and the lower layer member is a concrete member.

The lower layer component can be prefabricated in a factory and can also be poured on a construction site.

Further preferably, the adjacent sections of the lower-layer component are connected through U-shaped steel plates, the two ends of each U-shaped steel plate are connected to two adjacent mounting grooves of the corresponding end faces of the sections respectively, a gap is reserved between the end faces of the two adjacent sections, two mounting holes are formed in the two ends of each U-shaped steel plate respectively and connected to the corresponding mounting grooves through bolts, the two mounting holes in one end of each U-shaped steel plate are strip-shaped mounting holes, and fillers are arranged between the U-shaped steel plates and the inner walls of the mounting grooves.

The lower floor component also comprises a plurality of segments, the adjacent segments of the lower floor component are connected through U-shaped steel plates, the U-shaped steel plates are steel plates continuously arranged along the shape of the inner wall of the lower floor component, the U-shaped steel plates are installed, the gap is ensured to be reserved between the end faces of the two adjacent segments in the initial state after the U-shaped steel plates are installed, deformation joints are arranged, and the strip-shaped installation holes at one end of each U-shaped steel plate are adapted to the deformation of the adjacent segments.

Further preferably, the connecting seams between the upper layer member segments and the connecting seams between the lower layer member segments are arranged in a staggered manner.

In summary, compared with the prior art, the invention has the beneficial effects that:

1. by adopting the vacuum magnetic levitation prefabricated assembly type pipeline beam structure, the whole structure of the pipeline beam is divided into an upper layer and a lower layer, the monomer height of the pipeline structure is effectively reduced, the transportation and the installation are convenient, the use of large-scale hoisting equipment is reduced, the structural height is visually reduced by a layered design mode, the heavy feeling of heavy head and heavy foot is avoided, the coordination adaptability of the structure and the surrounding environment is improved, the height of the whole pipeline beam is conveniently adjusted by adjusting the height of an upper layer component, different design requirements are met, the design cost and the difficulty are favorably reduced, the replacement and the size change in the future operation are facilitated, in addition, a lower layer component which is installed firstly in the construction process can be used as a construction platform for installing the upper layer component, the construction difficulty is effectively reduced, the construction cost is saved, and the construction risk is reduced.

Description of the drawings:

FIG. 1 is a schematic structural diagram of a vacuum magnetic levitation prefabricated assembly type pipeline beam structure according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a cross-sectional view A-A of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is a cross-sectional view B-B of FIG. 1;

FIG. 6 is a cross-sectional view of C-C of FIG. 5;

FIG. 7 is a schematic structural view of a mounting groove in an end face of a lower member in accordance with embodiment 1;

fig. 8 is a schematic view of an installation structure of the U-shaped steel plate of example 1.

The labels in the figure are: 1-upper-layer component, 2-lower-layer component, 21-track beam, 3-boss, 4-positioning groove plate, 5-filler, 6-stiffening rib and 7-U-shaped steel plate.

Detailed Description

The invention is described in further detail below with reference to the figures and the embodiments. It should be understood that the scope of the above-described subject matter is not limited to the following examples, and any techniques implemented based on the disclosure of the present invention are within the scope of the present invention.