CN109736148A - A kind of steel box-girder support system suitable for asymmetric suspension type monorail - Google Patents
A kind of steel box-girder support system suitable for asymmetric suspension type monorail Download PDFInfo
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- CN109736148A CN109736148A CN201910147614.5A CN201910147614A CN109736148A CN 109736148 A CN109736148 A CN 109736148A CN 201910147614 A CN201910147614 A CN 201910147614A CN 109736148 A CN109736148 A CN 109736148A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 123
- 239000010959 steel Substances 0.000 title claims abstract description 123
- 239000000725 suspension Substances 0.000 title abstract description 44
- 230000006835 compression Effects 0.000 claims abstract description 25
- 238000007906 compression Methods 0.000 claims abstract description 25
- 230000007704 transition Effects 0.000 claims description 18
- 238000000926 separation method Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 4
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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- 239000011150 reinforced concrete Substances 0.000 description 1
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Abstract
The invention discloses a kind of steel box-girder support systems suitable for asymmetric suspension type monorail, belong to suspension type monorail field, its structure by being preferably provided with bridge pier and steel box-girder, at the top of vertical pier stud, lateral bent cap is set, and curved boom is set in bent cap cantilever end bottom, and bracket is set in the side wall surface of pier stud, resistance to compression support is set on the top surface of curved boom and bracket；And resistance to compression support setting otic placode case is corresponded in steel box-girder two sides, it is matched with otic placode case with corresponding resistance to compression support, to form stable steel box-girder support system.Steel box-girder support system of the invention, its structure is simple, setting is easy, it can effectively realize the conversion of suspended structure tensile stress to compression, it is ensured that the force stability of support system reduces the dosage of Steel material, save construction cost, the stability and service life for promoting steel box-girder support system, push the application of asymmetric suspension type monorail traffic, with good application prospect and promotional value.
Description
Technical Field
The invention belongs to the field of suspended monorail, and particularly relates to a steel box girder supporting system suitable for an asymmetric suspended monorail.
Background
The monorail traffic system is a common rail traffic system, and forms three types of urban rail traffic together with a subway traffic system and a light rail traffic system. In the monorail traffic system, the system is mainly divided into suspension type monorail traffic and straddle type monorail traffic according to different running modes and structures.
The suspended monorail traffic system is a novel urban rail traffic mode with light weight and medium and small traffic volume, has the advantages of safety, reliability, high efficiency, environmental protection, relatively low construction cost, short construction period, good sightseeing performance, good terrain adaptability and the like, and is widely applied to developed countries such as Germany and Japan.
At present, the application of the suspension type monorail transit in China is still in a more elementary stage, and the design of a support system or a support structure of the suspension type monorail transit is not mature, and no mature technical standard exists. Therefore, much research work needs to be carried out for the mature application of the distance suspended monorail transportation system.
In the prior art, the suspension type monorail can be divided into a symmetrical suspension type monorail and an asymmetrical suspension type monorail according to the arrangement difference of the running rails of the suspension type monorail, for example, the prior chinese patents CN201810003678 and CN 201810999164 disclose a rail beam for symmetrical suspension type monorail traffic and a rail beam for asymmetrical suspension type monorail traffic respectively. As can be seen from the content in the prior art, there are few researches on a suspension type monorail traffic support system, especially related researches on asymmetric suspension type monorail traffic, and in the prior art, most of rail beams of asymmetric suspension type monorail traffic use a box beam structure arranged below a cantilever of a pier, and then a rail for asymmetric suspension type monorail vehicle to run is arranged on one side of the box beam structure, as shown in the existing chinese patent CN 201810999164, although this arrangement form can meet the needs of asymmetric suspension type monorail traffic to some extent, the above arrangement form also has many defects, and mainly embodies that: the box girder structure sets up the below at pier cantilever structure, often correspond with the tensile support between box girder structure and the cantilever and be connected, form tensile connection system, the reliability of tensile connection system is poor, the performance requirement is high, the cost is high, the structure is complicated, to box girder structure and pier structure, track roof beam has higher requirement with the joint quality of box girder structure, this design degree of difficulty and the construction degree of difficulty that not only can make track roof beam braced system obviously increase, but also can greatly increased track roof beam braced system's the cost that sets up, therefore there is great limitation.
Disclosure of Invention
Aiming at one or more of the defects or the improvement requirements in the prior art, the invention provides the steel box girder supporting system suitable for the asymmetric suspension type monorail, wherein the stable support of the steel box girder by the pier is effectively realized by optimally arranging the pier structure and the steel box girder structure, the conversion from the tensile stress to the compressive stress of the suspension structure is realized, the stress stability of the steel box girder supporting system is improved, and the arrangement difficulty and the arrangement cost of the asymmetric suspension type monorail supporting system are reduced.
In order to achieve the above object, the present invention provides a steel box girder supporting system suitable for an asymmetric suspended monorail, comprising a plurality of piers arranged at intervals in a longitudinal direction and steel box girders correspondingly arranged on the piers, characterized in that,
the pier comprises a pier column and a cover beam, wherein the pier column is vertically arranged, the cover beam is transversely arranged at the top of the pier column, one end of the cover beam is correspondingly fixed at the top of the pier column, and the other end of the cover beam transversely protrudes out of the side wall surface of the pier column to form a cantilever end; the bottom of the cantilever end is provided with an L-shaped bent arm, the bent arm is provided with a vertically arranged connecting end and a support end transversely opposite to the pier stud, and forms a cantilever supporting structure with a C-shaped cross section corresponding to the cantilever end, a bracket is arranged on the side wall surface of the pier stud corresponding to the support end of the bent arm, a plurality of pressure-resistant supports are respectively arranged on the top surfaces of the bracket and the support end, and then the top of the steel box girder at the pier is correspondingly arranged between the bent arm and the bracket and correspondingly supported by the pressure-resistant supports at the two sides of the steel box girder;
the steel box girder is along vertically setting up, and the both sides at its top correspond respectively the resistance to compression support is provided with the otic placode case along longitudinal separation, and make the steel box girder set up in the curved boom with during between the bracket, this steel box girder both sides the resistance to compression support that the otic placode case can its bottom matching corresponds, in order through a plurality of the resistance to compression support will load on the steel box girder transmits with compressive stress's form on the pier, thereby realizes a plurality ofly the pier is right the correspondence of steel box girder is supported.
As a further improvement of the invention, the steel box girder is of a variable cross-section multi-section structure and comprises a support section with a level bottom, a mid-span flat straight section and a transition section; the supporting sections are arranged at the bridge piers, the lug plate boxes are respectively arranged on two sides of the top of the supporting sections, the midspan straight sections are arranged between every two adjacent bridge piers, and the two ends of the midspan straight sections are correspondingly connected with the corresponding supporting sections through the transition sections.
As a further improvement of the present invention, the beam height of the supporting section is greater than that of the mid-span straight section, and the beam heights at the two ends of the transition section are respectively equal to the beam height of the supporting section and the beam height of the mid-span straight section.
As a further improvement of the invention, the top of the transition section is provided with a circular arc transition structure.
As a further improvement of the invention, the compression-resistant supports on the bracket are arranged in a plurality at intervals along the longitudinal direction, and/or the compression-resistant supports on the bent arm are arranged in a plurality at intervals along the longitudinal direction.
As a further improvement of the invention, the two compression-resistant supports on the bracket are arranged at intervals along the longitudinal direction, and the two compression-resistant supports on the bent arm are arranged at intervals along the longitudinal direction.
As a further improvement of the invention, the bottom of the steel box girder on the side away from the pier stud is longitudinally provided with a track girder assembly for supporting and running the asymmetric suspension type vehicle.
As a further improvement of the invention, the track beam assembly comprises a track connecting plate, supporting I-shaped steel and running steel rails; wherein,
the rail connecting plates are longitudinally arranged at intervals, the rail connecting plates are correspondingly connected to the bottoms of the steel box girders, the supporting H-shaped steel is correspondingly and longitudinally fixed on the rail connecting plates, and the walking steel rail is correspondingly and longitudinally arranged at the top of the supporting H-shaped steel.
As a further improvement of the invention, the rail connecting plates are arranged at equal intervals along the longitudinal direction.
As a further improvement of the invention, the pier stud, the capping beam, the bent arm and the bracket are integrally formed.
The above-described improved technical features may be combined with each other as long as they do not conflict with each other.
Generally, compared with the prior art, the above technical solution conceived by the present invention has the following beneficial effects:
(1) the steel box girder supporting system suitable for the asymmetric suspended monorail is characterized in that a structure with bridge piers and steel box girders is preferably arranged, a transverse capping beam is arranged at the top of a vertically arranged pier stud, a bent arm is arranged at the bottom of a cantilever end of the capping beam, a bracket is arranged on the side wall surface of the pier stud corresponding to the bent arm, and then a compression-resistant support is arranged on the top surfaces of the bent arm and the bracket; meanwhile, the lug plate boxes are arranged on the two sides of the steel box girder corresponding to the compression-resistant supports, so that the steel box girder can be correspondingly placed on the plurality of compression-resistant supports through the lug plate boxes, the compression-resistant supports realize the corresponding support of the suspension structure, and the tensile stress of the suspension structure is converted into the compressive stress acting on a pier, thereby realizing the stable support of the steel box girder, ensuring the support stability of the asymmetric suspension type monorail traffic, and reducing the setting difficulty and the setting cost of the asymmetric suspension type monorail support system;
(2) the steel box girder supporting system suitable for the asymmetric suspension type monorail, disclosed by the invention, has the advantages that the steel box girder is preferably arranged to be of a variable-section multi-section structure, so that the steel box girder supporting system comprises the supporting section correspondingly matched with the compression-resistant support, the midspan straight section arranged between the two supporting sections and the transition section for respectively connecting the two ends of the midspan straight section with the corresponding supporting sections, and the beam heights of the supporting sections and the suspension sections are preferably arranged, so that the structural requirement and the stress requirement of the steel box girder are effectively met, the reliable support for the asymmetric suspension type monorail traffic is realized, the steel consumption of the steel box girder is greatly reduced, the dead weight of the steel box girder is reduced, and the arrangement cost of the steel box girder supporting system is saved;
(3) according to the steel box girder supporting system suitable for the asymmetric suspension type monorail, the beam heights of the two ends of the transition section are preferably set, and the top of the transition section is set to be of the circular arc-shaped structure, so that the stable connection between the midspan straight section and the supporting section is effectively realized, the beautifying effect of the steel box girder is greatly improved, and the application and popularization of the steel box girder supporting system are promoted;
(4) the steel box girder supporting system suitable for the asymmetric suspension type monorail has the advantages of being simple in structure, simple and convenient to set, capable of effectively achieving conversion from tensile stress to compressive stress of a suspension structure, ensuring stress stability of the supporting system, reducing using amount of steel materials, saving construction cost, improving stability and service life of the steel box girder supporting system, promoting application of asymmetric suspension type monorail traffic, and having good application prospect and popularization value.
Drawings
FIG. 1 is a cross-sectional view of a steel box girder support system suitable for an asymmetric suspended monorail of an embodiment of the present invention;
FIG. 2 is an elevation view of a steel box girder support system suitable for an asymmetric suspended monorail of an embodiment of the present invention;
FIG. 3 is a top view of a steel box girder support system for an asymmetric suspended monorail of an embodiment of the present invention;
FIG. 4 is a top view of a steel box girder construction of the steel box girder support system in an embodiment of the present invention;
FIG. 5 is a schematic illustration of a steel box girder support system and an asymmetric suspension vehicle matched at a support section in an embodiment of the invention;
FIG. 6 is a schematic illustration of a steel box girder support system and an asymmetric suspended vehicle matching in a midspan straight section according to an embodiment of the invention;
FIG. 7 is a cross sectional view of a steel box girder support section of the steel box girder support system in the embodiment of the present invention;
FIG. 8 is a cross-sectional view of the mid-span straight section of the steel box girder support system in an embodiment of the present invention;
in all the figures, the same reference numerals denote the same features, in particular: 1. a steel box girder, 101, a supporting section, 102, a midspan straight section, 103, a transition section, 104, an ear plate box; 2. pier, 201 pier column, 202 capping beam, 203 bent arm, 204 bracket, 205 compression-resistant support; 3. a track beam assembly, 301, a track connecting plate, 302, a supporting I-shaped steel and 303, a running steel rail; 4. an asymmetric suspension vehicle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The steel box girder supporting system suitable for the asymmetric suspended monorail in the preferred embodiment of the invention is shown in fig. 1-6, wherein the steel box girder supporting system is correspondingly arranged on a plurality of piers 2 arranged along the traveling direction of an asymmetric suspended vehicle 4, namely at intervals along the longitudinal direction of a track.
More specifically, the cross section of the pier 2 in the preferred embodiment is as shown in fig. 1, wherein the pier 2 comprises a pier column 201 vertically arranged on the ground and a cap beam 202 transversely arranged on the top of the pier column 201, the cap beam 202 in the preferred embodiment is fixed on the top of the pier column 201 at one end, the other end protrudes from the side wall surface of the pier column 201 and forms a cantilever end, and the bottom of the cantilever end of the cap beam 202 is correspondingly provided with a bent arm 203 as shown in fig. 1, which comprises a vertically arranged vertical arm and a transversely arranged cross arm, the top of the vertical arm is correspondingly connected with the bottom of the cantilever end of the cap beam 202, one end of the cross arm is correspondingly connected with the bottom of the vertical arm, the other end protrudes from the side wall surface of the vertical arm and faces the side wall surface of the pier column 201, and then the bent arm 203 and the cantilever end of the cap beam 202 form a.
Further, a bracket 204 is provided on a side wall surface of the pier 201 corresponding to the bent arm 203, the bracket 204 faces a crossbar end of the bent arm 203, and a certain distance is provided between the bracket 204 and the crossbar end of the bent arm 203, so that the steel box girder 1 at the pier 2 can be correspondingly provided between the bracket 204 and the bent arm 203. It is further preferred that the pier 201, the capping beam 202, the bent arm 203 and the corbel 204 in the preferred embodiment are integrally formed, and it is further preferred that they are of a reinforced concrete structure or a steel structure.
Further, the corbel 204 and the curved arm 203 in the preferred embodiment are respectively provided with a plurality of pressure-resistant supports 205, as shown in fig. 1, specifically, the pressure-resistant supports 205 are respectively arranged on the top surface of the cross arm of the curved arm 203 and the top surface of the corbel 204, one pressure-resistant support 205 or a plurality of pressure-resistant supports 205 arranged on the curved arm 203 and/or the corbel 204 at intervals along the longitudinal direction can be provided, and the top surfaces of the pressure-resistant supports 205 are respectively arranged horizontally and are flush with each other. Further preferably, the preferred embodiment provides two of the crush-resistant mounts 205 on the curved arm 203 spaced longitudinally apart, and the preferred embodiment provides two of the crush-resistant mounts 205 on the corbel 204 spaced longitudinally apart.
Further, the steel box girder 1 in the preferred embodiment is as shown in fig. 4, and the matching form with the pier 2 is as shown in fig. 2, and the steel box girder 1 in the preferred embodiment is a multi-section structure, and includes a supporting section 101 disposed at the pier 2 and a mid-span straight section 102 disposed between two adjacent piers 2, and two ends of the mid-span straight section 102 are respectively connected with the end of the supporting section 101 by a transition section 103; further, in the preferred embodiment, the bottom plates of the support section 101, the transition section 103 and the midspan straight section 102 are flush to meet the requirement of track alignment, and the beam height of the support section 101 is greater than that of the midspan straight section 102. The reason for the arrangement is that according to the stress calculation of the steel box girder 1, the stress requirement of the suspension type monorail can be met by the height of the mid-span straight section 102; however, according to the construction requirement, the steel box girder 1 needs to be correspondingly matched with the bent arms 203 and the brackets 204 at the bridge piers 2, so that the girder height of the supporting sections 101 needs to be correspondingly increased, the girder height of the mid-span straight section 102 is enough to meet the stress requirement, the girder height does not need to be increased together with the supporting sections 101, and if the girder height of the mid-span straight section 102 is set to be the same as the girder height of the supporting sections 101, the self weight of the steel box girder 1 and the consumption of steel materials are increased.
Further, the supporting section 101 and the middle-spanning straight section 102 are correspondingly connected through the transition section 103 with the top surface in the shape of a circular arc, the beam heights of the two ends of the transition section 103 are respectively equal to the beam height of the supporting section 101 and the beam height of the middle-spanning straight section 102, so that the beautifying effect of the steel box girder 1 is improved, through the three-section structure which is alternately arranged along the longitudinal direction, the dead weight of the steel box girder 1 can be greatly reduced, the stability of the pier 2 support is improved, the steel consumption of the steel box girder 1 is reduced, and the setting cost of the steel box girder supporting system is reduced.
Further, in the preferred embodiment, the two sides of the top of the supporting section 101 are respectively provided with the ear plate boxes 104, as shown in fig. 7, the ear plate boxes 104 protrude from the side wall surfaces of the supporting section 101, so that when the supporting section 101 is disposed between the curved arm 203 and the bracket 204, the two ear plate boxes 104 can be respectively matched with the corresponding compression-resistant supports 205, as shown in fig. 1 and fig. 2, and then the compression-resistant supports 205 on the two sides of the supporting section 101 can correspondingly transmit the load on the steel box girder 1 to the pier 2 in the form of compressive stress, so that the corresponding support of the pier 2 to the steel box girder 1 is realized, and the stability of the pier 2 support is improved.
Further, the bottom of the end face of one side of the steel box girder 1 departing from the pier column 201 in the preferred embodiment is correspondingly provided with a track girder assembly 3, as shown in fig. 7 and 8, so that the asymmetric suspension type vehicle 4 is correspondingly matched with the track girder assembly to realize the running of the asymmetric suspension type vehicle 4 on the track girder assembly 3; further, the track beam assembly 3 in the preferred embodiment includes a plurality of track connection plates 301, supporting i-beams 302 and running steel rails 303, wherein the track connection plates 301 are arranged at intervals along the longitudinal direction and fixedly connected with the bottom of the steel box girder 1, as shown in fig. 2, the supporting i-beams 302 are arranged along the longitudinal direction and correspondingly connected with the plurality of track connection plates 301, then the running steel rails 303 are correspondingly and longitudinally fixed on the top of the supporting i-beams 302, the supporting i-beams 302 correspondingly complete the supporting of the running steel rails 303, and the running steel rails 303 correspondingly complete the running of the asymmetric suspension type vehicle 4.
Further preferably, the rail connecting plates 301 in the preferred embodiment are preferably arranged at equal intervals along the longitudinal direction, and in order to ensure the connection of the rail connecting plates 301 and the stability of the stress of the steel box girder 1, reinforcing measures, such as transverse partition plates or transverse stiffening ribs, are correspondingly arranged at the positions where the rail connecting plates 301 are correspondingly connected with the steel box girder 1 so as to sufficiently disperse the load borne by the side walls of the steel box girder 1 and improve the stability of the stress of the steel box girder 1.
The steel box girder supporting system is suitable for the asymmetric suspension type monorail, the structural form of the steel box girder and the bridge piers is preferably set, so that the load on the steel box girder can be transmitted to the bridge piers in the form of compressive stress through the plurality of compression-resistant supporting seats, the conversion from the tensile stress to the compressive stress of a suspension structure is realized, the reliability of a connection system is improved, the structure is simple, and the stability is high; and the steel box girder is preferably arranged to be a three-section structure which reciprocates alternately along the longitudinal direction, so that the stable support of the steel box girder on the pier is effectively guaranteed, the steel consumption is greatly reduced, the setting cost of a steel box girder support system is saved, the stability of the steel box girder support system is improved, the application of asymmetric suspension type monorail traffic is further promoted, and the asymmetric suspension type monorail traffic has wide application prospect and good popularization and application value.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A steel box girder supporting system suitable for an asymmetric suspended monorail comprises a plurality of piers arranged at intervals along the longitudinal direction and steel box girders correspondingly arranged on the piers, and is characterized in that,
the pier comprises a pier column and a cover beam, wherein the pier column is vertically arranged, the cover beam is transversely arranged at the top of the pier column, one end of the cover beam is correspondingly fixed at the top of the pier column, and the other end of the cover beam transversely protrudes out of the side wall surface of the pier column to form a cantilever end; the bottom of the cantilever end is provided with an L-shaped bent arm, the bent arm is provided with a vertically arranged connecting end and a support end transversely opposite to the pier stud, and forms a cantilever supporting structure with a C-shaped cross section corresponding to the cantilever end, a bracket is arranged on the side wall surface of the pier stud corresponding to the support end of the bent arm, a plurality of pressure-resistant supports are respectively arranged on the top surfaces of the bracket and the support end, and then the top of the steel box girder at the pier is correspondingly arranged between the bent arm and the bracket and correspondingly supported by the pressure-resistant supports at the two sides of the steel box girder;
the steel box girder is along vertically setting up, and the both sides at its top correspond respectively the resistance to compression support is provided with the otic placode case along longitudinal separation, and make the steel box girder set up in the curved boom with during between the bracket, this steel box girder both sides the resistance to compression support that the otic placode case can its bottom matching corresponds, in order through a plurality of the resistance to compression support will load on the steel box girder transmits with compressive stress's form on the pier, thereby realizes a plurality ofly the pier is right the correspondence of steel box girder is supported.
2. The steel box girder support system for an asymmetric suspended monorail according to claim 1, wherein said steel box girder is of a variable cross-section multi-section structure comprising a support section with a flush bottom, a mid-span flat straight section and a transition section; the supporting sections are arranged at the bridge piers, the lug plate boxes are respectively arranged on two sides of the top of the supporting sections, the midspan straight sections are arranged between every two adjacent bridge piers, and the two ends of the midspan straight sections are correspondingly connected with the corresponding supporting sections through the transition sections.
3. The steel box girder support system for the asymmetric suspended monorail according to claim 2, wherein the girder height of the support section is greater than that of the mid-span straight section, and the girder heights of the two ends of the transition section are respectively equal to those of the support section and the mid-span straight section.
4. The steel box girder support system for an asymmetric suspended monorail according to claim 3, wherein the top of said transition section is configured as a circular arc transition structure.
5. The steel box girder support system for an asymmetric suspended monorail according to any one of claims 1-4, wherein the pressure-resistant supports on the corbels are a plurality of supports arranged at intervals in the longitudinal direction, and/or the pressure-resistant supports on the bent arms are a plurality of supports arranged at intervals in the longitudinal direction.
6. The steel box girder support system for an asymmetric suspended monorail of claim 5 wherein said compression resistant supports on said corbel are two spaced apart longitudinally and said compression resistant supports on said bent arm are two spaced apart longitudinally.
7. The steel box girder supporting system suitable for the asymmetric suspended monorail according to any one of claims 1-6, wherein a rail girder assembly is longitudinally arranged at the bottom of one side, facing away from the pier stud, of the steel box girder so as to support and enable the asymmetric suspended vehicle to run.
8. The steel box girder support system for an asymmetric suspended monorail of claim 7 wherein said rail girder assembly comprises a rail connection plate, a support i-steel and running rails; wherein,
the rail connecting plates are longitudinally arranged at intervals, the rail connecting plates are correspondingly connected to the bottoms of the steel box girders, the supporting H-shaped steel is correspondingly and longitudinally fixed on the rail connecting plates, and the walking steel rail is correspondingly and longitudinally arranged at the top of the supporting H-shaped steel.
9. The steel box girder support system for an asymmetric suspended monorail according to claim 8, wherein said rail connection plates are arranged at equal intervals in a longitudinal direction.
10. The steel box girder support system for an asymmetric suspended monorail according to any one of claims 1 to 9, wherein said piers, said cap beams, said bent arms and said brackets are integrally formed.
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| CN201910147614.5A CN109736148B (en) | 2019-02-27 | 2019-02-27 | Steel box girder supporting system suitable for asymmetric suspension type monorail |
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| CN201910147614.5A CN109736148B (en) | 2019-02-27 | 2019-02-27 | Steel box girder supporting system suitable for asymmetric suspension type monorail |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110281967A (en) * | 2019-07-10 | 2019-09-27 | 通号轨道车辆有限公司 | A kind of suspension type rail vehicle and its bogie |
| CN111289272A (en) * | 2020-02-26 | 2020-06-16 | 中国铁建重工集团股份有限公司 | Comprehensive rail transit test platform |
| CN111535084A (en) * | 2020-05-11 | 2020-08-14 | 中国铁建重工集团股份有限公司 | Asymmetric suspension type single-rail turnout |
| CN111549590A (en) * | 2020-06-08 | 2020-08-18 | 上海振华重工(集团)股份有限公司 | Truss track beam for suspension type container transportation and container suspension transportation system thereof |
| CN111549589A (en) * | 2020-06-08 | 2020-08-18 | 上海振华重工(集团)股份有限公司 | Box type track beam for suspension type container transportation and container suspension transportation system thereof |
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| CN110281967A (en) * | 2019-07-10 | 2019-09-27 | 通号轨道车辆有限公司 | A kind of suspension type rail vehicle and its bogie |
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| CN111289272A (en) * | 2020-02-26 | 2020-06-16 | 中国铁建重工集团股份有限公司 | Comprehensive rail transit test platform |
| CN111535084A (en) * | 2020-05-11 | 2020-08-14 | 中国铁建重工集团股份有限公司 | Asymmetric suspension type single-rail turnout |
| CN111549590A (en) * | 2020-06-08 | 2020-08-18 | 上海振华重工(集团)股份有限公司 | Truss track beam for suspension type container transportation and container suspension transportation system thereof |
| CN111549589A (en) * | 2020-06-08 | 2020-08-18 | 上海振华重工(集团)股份有限公司 | Box type track beam for suspension type container transportation and container suspension transportation system thereof |
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