CN209921300U - Pipeline bearing structure of pipeline suspension transport means - Google Patents
Pipeline bearing structure of pipeline suspension transport means Download PDFInfo
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- CN209921300U CN209921300U CN201920543283.2U CN201920543283U CN209921300U CN 209921300 U CN209921300 U CN 209921300U CN 201920543283 U CN201920543283 U CN 201920543283U CN 209921300 U CN209921300 U CN 209921300U
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Abstract
The utility model provides a pipeline suspension transport means's pipeline load-bearing structure, including pipe-line system, rail system, pipeline support, cushion cap and main load-bearing structure, pipe-line system comprises inner tube and outer tube, and the inside and outside pipe cross-section is circular, and the inner tube adopts metal material to make, and inner tube outside circumference and the radial equipartition pipeline shear force nail that upwards, the outer tube is made for concrete material, wraps up outside inner tube and pipeline shear force nail. The utility model discloses pipe-line system participates in bearing, and pipe-line system and inside rail system are as the main part that bears the transport means load together promptly, because during pipe-line system also added and bears, whole bending resistance characteristic becomes strong, and the track warp is lower, and material utilization is big, has guaranteed the security of system.
Description
Technical Field
The utility model relates to a pipeline bearing structure of pipeline suspension transport means belongs to pipeline transportation technical field.
Background
The pipeline train is a brand-new transportation system which takes a train as a carrier, utilizes the superconducting magnetic suspension technology to realize the separation of the train from the ground to eliminate the friction resistance, and utilizes a pipeline line with the interior close to vacuum to greatly reduce the air resistance, thereby realizing the theoretical speed per hour of the train to exceed 1000 km/h. The space-time distance between cities can be greatly shortened, and the urban rail system has the advantages of being free from the influence of weather conditions, free from the limitation of air pipe flow, seamless in connection with the urban rail system and the like. At present, the major economic science and technology strong countries in the world have developed related technical research and industrialized development. Representative of the test is Hyperloop One company in the United states, which started the vacuum line train development study in 2015 and obtained a test speed of 387 km/h. In order to maintain the vacuum in the pipeline for a long time, the pipeline must have good sealing, and in order to improve the economy and enable the pipeline to suspend at low cost, the pipeline track structure must be continuously optimized.
At present, the pipeline track structure of the pipeline train has the following modes:
the patent application 'a pipeline for vacuum high-speed traffic' (application number 201710957044.7) provides a pipeline with a steel plate structure, the steel plate structure can solve the problems of bearing of trains and laying of cables, and a maintenance personnel channel is reserved, but the whole structure is not a circular structure, the bearing is poorer than the bearing of the circular pipeline in the aspects of resisting atmospheric pressure and other loads, and meanwhile, stress concentration easily occurs at the position where the circular arc of the pipeline is transited to be a plane, so that the safety of the pipeline is influenced.
The patent application 'transparent vacuum pipe' (application number 201310428952.9) shows a transparent vacuum pipe, which can solve the problems of sealing and transparency, but has complex integral structure and higher cost.
The patent application 'steel concrete composite structure pipeline suitable for vacuum pipeline traffic' (application number 201020540727.6) provides a steel concrete composite structure pipeline of vacuum pipeline, and this kind of structure skin is stainless steel material, and the cost is higher, and does not consider the track structure of specific inside.
The patent application 'vacuum pipeline high-temperature superconducting maglev vehicle annular test line' (application number 20150628600.7) provides a high-temperature superconducting maglev vehicle annular test line structure, and this kind of mode suspension clearance is little, and the motor is laid in the bottom, and this kind of structure is sensitive higher to the circuit irregularity.
The patent application "a pipeline vehicle line system" (application No. 201810383327.X) presents a solution where the pipeline does not participate in carrying train loads, does not utilize the bending resistance characteristics of large diameter pipelines, and is wasteful of material properties. Meanwhile, the bearing and sealing integrated mode mentioned in the background technology does not consider the condition that the bottom of the track simply supported beam is pulled under the action of the dead weight and the vehicle load of the lower surface of the concrete in the pipeline, so that the stress of the concrete is unfavorable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a pipeline bearing structure who is applicable to pipeline suspension transport means that is little, the bending resistance characteristic is good, the security of system security to the ride comfort sensitivity of circuit.
The technical solution of the utility model is as follows: a pipeline bearing structure of a pipeline suspension transport tool comprises a pipeline system, a rail system, a pipeline support, a bearing platform and a main bearing structure, wherein the pipeline system consists of an inner pipe and an outer pipe, the sections of the inner pipe and the outer pipe are circular, the inner pipe is made of metal materials, pipeline shear nails are uniformly distributed on the outer side of the inner pipe in the circumferential direction and the radial direction, and the outer pipe is made of concrete materials and wraps the inner pipe and the pipeline shear nails;
the rail system comprises U type track and track support structure, U type track passes through track support structure and installs in the inner tube, track support structure is eight style of calligraphy settings at U type track bottom roof beam both ends, undercuts the design between U type track bottom roof beam and the inner tube, the inner tube inboard sets up the track shear force nail with track support structure junction, the track support structure passes through the track shear force nail with the inner tube inboard and is connected.
The track support structure is directly cast in the inner pipe by adopting concrete.
The outer pipe outer support pipeline support is fixedly connected with the main bearing structure through a bearing platform.
The bottom of the track support structure is consistent with the radian of the inner pipe.
The utility model has the advantages of compared with the prior art:
(1) the utility model discloses the pipe-line system participates in bearing, namely the pipe-line system is as the main part that bears transport means load together with the track system of inside, because the pipe-line system also adds in bearing, whole bending resistance characteristic becomes strong, the track warp is lower, material utilization is big, has guaranteed the security of system;
(2) the utility model discloses carry out optimization between track system bottom roof beam and the inner tube, track system and pipe-line system only pass through the track support structural connection of eight characters type, have avoided under dead weight and vehicle load effect, the track roof beam bottom is drawn, unfavorable to the casting atress, under the prerequisite of guaranteeing the deformation requirement simultaneously, reach and reduce the casting quantity, reduce the structure dead weight, have better economic nature;
(3) the inner pipe and the outer pipe of the pipeline system of the utility model are connected by the shear nails, thereby ensuring the deformation coordination and the common bearing capacity of the inner pipe and the outer pipe;
(4) the utility model adopts the U-shaped rail, the linear motor is hung on the side wall of the U-shaped rail, the suspension system is suitable for electric suspension, the suspension clearance is larger, the suspension height is higher, the smoothness sensitivity to the circuit is small, and the construction is favorably implemented;
(5) the pipeline of the utility model is a circular pipeline, the atmospheric pressure acts on the circular pipeline, and the stress is consistent in all directions, and the bearing is better;
(6) the utility model discloses can adopt carbon steel and concrete material of wide application in the engineering, simple structure, the cost is lower.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the piping system of the present invention;
fig. 3 is a schematic view of the structure of the pipe support of the present invention, wherein a is a front view and b is a side view.
Detailed Description
The present invention will be described in detail with reference to the following specific examples and accompanying drawings.
In order to guarantee the needs of vacuum, the pipeline wall needs certain thickness, and the pipeline does not bear the bearing capacity that the scheme does not fully utilize the steel pipe, has caused certain rigidity extravagant, consequently the utility model provides a pipeline bears the scheme. A pipeline bearing structure of a pipeline suspension transport vehicle is shown in figure 1 and comprises a pipeline system 1, a track system 2, a pipeline support 3, a bearing platform 4 and a main bearing structure 5.
The pipeline system 1 is composed of an inner pipe 11 and an outer pipe 12, the sections of the inner pipe and the outer pipe are circular, the inner pipe 11 is made of metal materials, the outer pipe 12 is made of concrete materials, pipeline shear nails 13 are uniformly distributed on the outer side of the inner pipe 11 in the circumferential direction and the radial direction, and the outer pipe 12 is made of concrete materials and wraps the inner pipe 11 and the pipeline shear nails 13.
In the embodiment, the inner pipe 11 is made of carbon steel Q345R, and the atmospheric pressure acts on the circular pipeline to be stressed uniformly in all directions, so that the bearing is better. The number of the pipeline shear nails radially arranged in the circumferential direction of the inner pipe is related to the train load borne by the pipeline.
As shown in fig. 2, the track system 2 is composed of a U-shaped track 21 and a track support structure 22, the U-shaped track 21 is installed in the inner pipe 11 through the track support structure 22, the track support structure 22 is splayed and arranged at two ends of a bottom beam of the U-shaped track 11, the U-shaped track bottom beam and the inner pipe are designed to be hollow, a track shear pin 23 is arranged at the joint of the inner side of the inner pipe 11 and the track support structure 22, and the track support structure 22 is connected with the inner side of the inner pipe 11 through the track shear pin 23.
The lateral wall structure of U type track 21 is for installing linear electric motor and suspension mechanism, and the passageway of fleing under the lateral wall emergency, and U type track can effectively reduce under the operating condition and the structural deformation that ambient temperature changes and cause under satisfying bearing strength's the prerequisite, satisfies electronic suspension requirement. The U-shaped rail 21 may be integrally cast in concrete in the inner pipe.
As shown in fig. 1 and 2, the bottom of the rail support structure 22 is attached to the inner side of the inner tube 11, and is semicircular and has a radian identical to that of the inner tube 11. The track shear nails are arranged at the joints of the inner side of the inner pipe 11 and the track support structure at intervals of certain span, and the track support structure is realized by pouring concrete or resin with certain strength at the joints with the inner pipe, so that the beam and pipe are tightly adhered to realize integration.
In the embodiment, the track shear nails with the diameter of 22mm are arranged at the joints of the inner pipe and the track support structure 22, the connection parts are bonded by pouring self-compacting concrete on site, the deformation coordination common bearing force is ensured, and the shear nail connection structure can ensure the integration of the close adhesion of the track and the pipeline.
Under the action of self-weight and vehicle load, the U-shaped rail bottom beam is pulled, and the stress on the filling material is not good. As shown in fig. 1, the bottom beam of the U-shaped rail is designed to be undercut, and a certain gap is formed between the bottom beam and the inner pipe 11. On the premise of ensuring the deformation requirement, the concrete consumption is reduced, the structure dead weight is reduced, and the economic efficiency is better.
As shown in fig. 1, the outer pipe 12 supports the pipe support 3 at regular intervals, and the pipe support 3 is fixedly connected with the main bearing structure 5 through the bearing platform 4.
Outside the pipeline system 1, pipeline supports 3 are welded at intervals of the length of a single-span bridge and are installed on a bearing platform 4. The platform 4 rests on a main load-bearing structure 5, as shown in fig. 1. Therefore, when the vehicle passes through, the load is directly transmitted to the pipeline structure by the track beam, and the whole bending rigidity of the overhead line can be increased after the pipeline is loaded.
The specific structure of the pipeline support 3 is shown in fig. 3 and comprises an upper arc support and a lower support, wherein the upper arc support is matched with the appearance arc surface of the pipeline.
In the embodiment, the pipeline support 3 is formed by welding carbon steel Q235, and the track 2, the bearing platform 4 and the main supporting structure 5 are made of concrete materials which are widely applied in engineering, so that the cost is low.
The train load is borne by the track system 2 and the pipeline system 1 together, force is transmitted to the bearing platform 4 and the main supporting structure 5 through the pipeline support 3, and the pipeline system 1 participates in stress in the whole process. The utility model discloses because the track in pipeline and the pipeline bears the train load jointly, cushion cap and pier are transmitted for to rethread pipeline support, and the pipeline is as the main part that bears the train load together with inside track promptly. Because the pipeline is also added into the bearing, the track deformation is lower, and the system safety is ensured. The pipeline and the track inside are used as the main body for bearing the load of the train, so that the load is directly transmitted to the pipeline system by the track beam when the train passes through, the whole bending rigidity of the overhead line can be increased after the pipeline bears, the track deformation is lower, and the system safety is ensured.
The detailed description of the present invention is the technology known to those skilled in the art.
Claims (5)
1. A pipeline bearing structure of pipeline suspension transport means which characterized in that: the pipeline system comprises an inner pipe and an outer pipe, the sections of the inner pipe and the outer pipe are circular, the inner pipe is made of metal materials, pipeline shear nails are uniformly distributed on the outer side of the inner pipe in the circumferential direction and the radial direction, and the outer pipe is made of concrete materials and wraps the inner pipe and the pipeline shear nails;
the rail system comprises U type track and track support structure, U type track passes through track support structure and installs in the inner tube, track support structure is eight style of calligraphy settings at U type track bottom roof beam both ends, undercuts the design between U type track bottom roof beam and the inner tube, the inner tube inboard sets up the track shear force nail with track support structure junction, the track support structure passes through the track shear force nail with the inner tube inboard and is connected.
2. The pipe-carrying structure of a pipe-suspended conveyance according to claim 1, wherein: the track support structure is directly cast in the inner pipe by adopting concrete.
3. The pipe-carrying structure of a pipe-suspended conveyance according to claim 1, wherein: the outer pipe outer support pipeline support is fixedly connected with the main bearing structure through a bearing platform.
4. The pipe-carrying structure of a pipe-suspended conveyance according to claim 1, wherein: the bottom of the track support structure is consistent with the radian of the inner pipe.
5. The pipe-carrying structure of a pipe-suspended conveyance according to claim 1, wherein: the inner pipe is made of carbon steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920543283.2U CN209921300U (en) | 2019-04-19 | 2019-04-19 | Pipeline bearing structure of pipeline suspension transport means |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920543283.2U CN209921300U (en) | 2019-04-19 | 2019-04-19 | Pipeline bearing structure of pipeline suspension transport means |
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| CN209921300U true CN209921300U (en) | 2020-01-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111824188A (en) * | 2019-04-19 | 2020-10-27 | 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） | Pipeline bearing structure of pipeline suspension transport means |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111824188A (en) * | 2019-04-19 | 2020-10-27 | 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） | Pipeline bearing structure of pipeline suspension transport means |
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