CN112962664A - Overhead cable corridor with steel pipe truss structure - Google Patents
Overhead cable corridor with steel pipe truss structure Download PDFInfo
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- CN112962664A CN112962664A CN202110129076.4A CN202110129076A CN112962664A CN 112962664 A CN112962664 A CN 112962664A CN 202110129076 A CN202110129076 A CN 202110129076A CN 112962664 A CN112962664 A CN 112962664A
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- Prior art keywords
- steel pipe
- truss structure
- pipe truss
- overhead cable
- platform
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C15/00—Pavings specially adapted for footpaths, sidewalks or cycle tracks
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/30—Installations of cables or lines on walls, floors or ceilings
- H02G3/34—Installations of cables or lines on walls, floors or ceilings using separate protective tubing
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Mining & Mineral Resources (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to an overhead cable gallery with a space steel pipe truss structure, which belongs to the technical field of steel structures and comprises a pedestrian walkway platform, n supporting columns are uniformly arranged on two sides of the pedestrian walkway platform in the length direction, a plurality of M layers of supporting beams which are used for supporting cables and are horizontally arranged are arranged on each supporting column in the height direction, a gap is arranged between the supporting beams on the two sides of the pedestrian walkway platform, the bottom of the walkway platform is provided with a space steel pipe truss structure, the space steel pipe truss structure comprises upper chords arranged at two sides of the center line of the walkway platform in the length direction, the upper chords at the two sides are connected together through a cross rod, each upper chord is provided with a plurality of inclined web members connected with the same length, the inclined web members are integrally formed into a broken line type structure, the included angles between the adjacent inclined web members are the same, and the inclined web members on the upper chords on the two sides are all connected in series through the lower chords at the bottom of the center line of the platform of the pedestrian walkway.
Description
Technical Field
The utility model belongs to the technical field of the steel construction, especially, relate to an overhead cable vestibule with steel pipe truss structure.
Background
The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.
In recent years, with the improvement of the production capacity and the technical requirement of industrial enterprises, new process systems are continuously appeared in factories, and a plurality of industrial cables are increased and are divided into cable trench laying and overhead cable gallery laying according to different arrangement modes.
The conventional practice is that most of underground and a few of overhead objects are arranged underground, and a lot of new problems are found in the design, construction, operation, transformation and extension processes of underground arrangement, and the following aspects mainly exist after conclusion: the underground pipelines in the plant area occupy large area, water is accumulated in the channels, and safety problems are caused.
The arrangement mode that adopts built on stilts to arrange to be main has many advantages, for example practice thrift construction land used, practice thrift the engineering volume, and the ground piping lane does not need a large amount of channels and apron because the span is great, has practiced thrift excavation earth volume and reinforced concrete volume, has practiced thrift investment etc.. However, the inventor finds that the cable bridge is suitable for a cable overhead mode with a span of more than 12m at present, generally, a support beam or a truss connecting support is arranged, and then a cable bridge stand column is supported on the truss or a support beam top.
Disclosure of Invention
To the technical problem that prior art exists, this disclosure provides an overhead cable vestibule with steel pipe truss structure. The overhead cable corridor has the characteristics of safe and reliable structure, small occupied area, good overall stability and simplicity and convenience in installation.
At least one embodiment of the present disclosure discloses an overhead cable gallery with a space steel pipe truss structure, comprising a walkway platform, n supporting columns are uniformly arranged on two sides of the pedestrian walkway platform in the length direction, M layers of supporting beams which are used for supporting cables and are horizontally arranged are arranged on each supporting column in the height direction, a gap is arranged between the supporting beams on the two sides of the pedestrian walkway platform, the bottom of the walkway platform is provided with a space steel pipe truss structure, the space steel pipe truss structure comprises upper chords arranged at two sides of the center line of the walkway platform in the length direction, the upper chords at the two sides are connected together through a cross rod, each upper chord is provided with a plurality of inclined web members connected with the same length, the inclined web members are integrally formed into a broken line type structure, the included angles between the adjacent inclined web members are the same, and the inclined web members on the upper chords on the two sides are all connected in series through the lower chords at the bottom of the center line of the platform of the pedestrian walkway.
Furthermore, the cantilever ends of the same-layer support beams on the N support columns are connected through connecting rods.
Further, the N support columns are connected together at the top by a first rigid connecting rod.
Furthermore, the bottoms of the N supporting stand columns penetrate through the pedestrian walkway platform and are connected together at the bottom of the pedestrian walkway platform through a second rigid connecting rod.
Furthermore, two adjacent supporting columns at two ends in the length direction of the pedestrian walkway platform are connected through an X-shaped supporting rod.
Further, the bottom surface of people's walking platform tiling decorative pattern steel sheet.
Furthermore, the pedestrian walkway platform is provided with N transverse main beams which are parallel to each other along the length direction, and two ends of each transverse main beam in the length direction are connected with the support columns respectively.
Further, the transverse main beam and the upper chord are fixed together.
Furthermore, both ends of the upper chord in the length direction are placed on and fixed on the ground supporting column.
Furthermore, the upper chord member, the diagonal web members and the cross bars are connected together by welding.
The embodiment disclosed above achieves the following advantages:
the utility model provides an overhead cable vestibule can make this corridor platform can prolong and exceed more than 12 meters through steel pipe truss structure between people's walking platform bottom sets up, and increases the stability of corridor platform, can set up a plurality of supporting beam simultaneously and be used for placing the cable testing bridge in corridor platform top both sides.
According to the overhead cable gallery, gaps are formed between the supporting beams on the two sides of the pedestrian walkway platform and used for operators to walk, the cable bridge on the supporting beams is periodically overhauled, and meanwhile the end parts of the supporting beams are connected together through the rigid rods, so that on one hand, the stability of the supporting beams can be improved; on the other hand, the rigid rod can connect the cable bridge support beams in series, so that the rigid rod can be used as a handrail of the pedestrian walkway and can be used for hanging, the original handrail upright post is omitted, and the whole space is saved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not to limit the disclosure.
Fig. 1 provides an overhead cable corridor structure diagram with a space steel pipe truss structure for this disclosure:
fig. 2 is a sectional view of the space steel pipe truss structure of the overhead cable gallery provided in fig. 1 in the direction a-a:
fig. 3 is a cross-sectional view in the direction B-B of the space steel pipe truss structure of the overhead cable corridor provided in fig. 1.
In the figure: 1. the space steel pipe truss structure comprises a space steel pipe truss structure, 2, a pedestrian walkway platform, 3, a rigid tie bar, 4, a support upright post, 5, a round steel brace, 6, an upper chord, 7, an inclined web member, 8, a lower chord, 9, a cross bar, 10, a through length tie bar, 11, a patterned steel plate, 12, a transverse girder, 13, a cable bridge, 14 and a support beam.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.
In the description of the present disclosure, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present disclosure and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present disclosure.
As shown in fig. 1-3, the present disclosure provides an overhead cable corridor structure, which is mainly formed by connecting multiple sections in series, wherein each section of overhead cable corridor structure mainly includes a space steel pipe truss structure 1, a walkways platform 2, a rigid tie bar 3 and a cable bridge support upright post 4, and two ends of each section of overhead cable corridor in the length direction are respectively supported by support posts to form one section of overhead structure.
As shown in fig. 3, a plurality of cable bridge support columns 4 are sequentially arranged on two sides of the pedestrian walkway platform 2 in the truss structure in the length direction, and a certain gap is formed between two adjacent support columns 4. Wherein, three horizontal cable bridge support beams 14 are arranged on each upright post from top to bottom towards the middle of the walkway platform 2, a cable bridge 13 is arranged on each support beam, the interval between two adjacent layers of support beams 14 is 0.35m, and the height of the concrete cable bridge support upright post 4 can be determined according to the layer number of the support beams.
Of course, it should be noted that the overhead cable corridor of the present disclosure is not limited to three layers of the support beams 14 in the embodiment, and may also include more than three layers, and the gap between two adjacent layers may also be adjusted according to the actual height of the cable tray and the actual requirement, and is not limited to 0.35m in the present example.
Furthermore, a section of passageway for walking is arranged between the supporting beams 14 on the two sides, the pattern steel plates 11 are paved on the passageway, and a maintenance worker can walk in the passageway for regularly checking and maintaining the cable bridge 13 on the supporting beams 14, and the cable bridge 13 is placed on the supporting beams 14, so that the installation is simple.
Preferably, in this embodiment, the end portions of the supporting beams 14 on the same number of layers in the length direction of the walkway platform 2 are connected together by a through long tie bar 10, the general tie bar 10 may be a square pipe, and a plurality of supporting columns 4 are connected in series by the general tie bar 1, compared with the existing single-rail structure, the stability of the supporting beams 14 can be improved by arranging the general tie bar on the supporting beam 14 on each layer in this embodiment; on the other hand, the through tie bars 10 can connect the cable bridge support beams 14, so that the cable bridge support beams can be used as the sidewalk railing and can also be used for hanging, the original railing columns are omitted, and the whole space is formed.
As shown in fig. 1 and 3, the top and bottom of the cable bridge support columns 4 on both sides of the walkway platform 2 are connected together by steel tie bars 3, wherein the bottom of the cable bridge support columns 4 passes through the walkway platform and is connected in series at the bottom thereof, and the two adjacent support columns 4 are connected together by an X-shaped tie bar composed of two round steel braces 5, thereby enhancing the stability between the whole support columns 4.
Further, as shown in fig. 2, the pedestrian walkway in this embodiment is mainly composed of a transverse main beam 13 and a pattern steel plate 11.
The transverse main beams 13 are also provided with a plurality of transverse main beams along the length direction of the pedestrian walkway platform 3, the two ends of each length direction are respectively welded with the two corresponding supporting upright columns 4 at the two sides of the pedestrian walkway platform 3, and the pattern steel plates 11 are tiled in the middle of the transverse main beams 13 and used for the walking of operators.
Further, as shown in fig. 1 and 3, in order to realize that the length direction of the overhead cable corridor exceeds 12 meters, a space steel pipe truss structure 1 is arranged at the bottom of a pedestrian maintenance walkway platform 2 in the overhead cable corridor.
The space steel pipe truss structure 1 mainly comprises an upper chord 6, an inclined web member 7, a lower chord 8 and a cross rod 9.
Specifically, the upper chords 6 use the central line of the transverse main beams 13 as a symmetrical line, the two sides of the symmetrical line are respectively provided with one upper chord 6, the two upper chords 6 are fixed with the plurality of transverse main beams 13, and meanwhile, the two ends of the two upper chords 6 in the length direction are respectively fixed on the support columns at the two ends of the pedestrian walkway.
Furthermore, the bottoms of the two upper chords 6 are connected with a plurality of oblique web members 7, the oblique web members 7 on the two sides are inclined towards the center of the transverse main beam 13, the bottoms of the two oblique web members 7 are connected together through a lower oblique rod 8, the lower chord 8 is parallel to the two upper chords 6 and is positioned in the middle of the two upper chords 6, and the lower oblique web members are mainly used for connecting the oblique web members 7 on the two sides. The two top chords 6 are connected together by a cross bar 9, so that the top chords 6, the diagonal web members 7, the bottom chords 8 and the cross bar 9 form a triangle in the longitudinal structural plane.
Preferably, the angle between the two diagonal web members 7 at the bottom is preferably 60 degrees.
Further, referring to fig. 1, in the present embodiment, the diagonal web members 7 of one of the upper chords 6 in the length direction are multiple members, the whole diagonal web members are of a self-folding line type, each diagonal web member has the same length, an included angle between two adjacent diagonal web members is the same, two adjacent diagonal web members 7 form a V-shape, and the diagonal web members 7 are connected in series by a lower diagonal member at the bottom.
In the present embodiment, the upper chord member 6 and the cross member 9 are preferably formed of H-shaped steel, and the diagonal web members and the lower chord members are preferably formed of circular steel tubes. And the space pipe truss part and the cable corridor part can be made of common carbon structural steel.
Therefore, the bottom of walkway platform 3 sets up space steel pipe truss structure and can make whole walkway platform 3 span more than 12 meters, has realized the effect of bridge, has also strengthened the holistic stability of whole overhead cable vestibule simultaneously in the disclosed of above-mentioned embodiment, compares in, and the current bottom that only sets up the type upper chord large cross-section crossbeam, and the truss structural stability that this disclosure bottom set up is higher, and it is better to have reduced material volume economy.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. An overhead cable corridor with a space steel pipe truss structure is characterized by comprising a pedestrian walkway platform, n supporting columns are uniformly arranged on two sides of the pedestrian walkway platform in the length direction, M layers of supporting beams which are used for supporting cables and are horizontally arranged are arranged on each supporting column in the height direction, a gap is arranged between the supporting beams on the two sides of the pedestrian walkway platform, the bottom of the walkway platform is provided with a space steel pipe truss structure, the space steel pipe truss structure comprises upper chords arranged at two sides of the center line of the walkway platform in the length direction, the upper chords at the two sides are connected together through a cross rod, each upper chord is provided with a plurality of inclined web members connected with the same length, the inclined web members are integrally formed into a broken line type structure, the included angles between the adjacent inclined web members are the same, and the inclined web members on the upper chords on the two sides are all connected in series through the lower chords at the bottom of the center line of the platform of the pedestrian walkway.
2. An overhead cable corridor with space steel pipe truss structure as claimed in claim 1 wherein the cantilever ends of the same layer of support beams on the N support columns are connected by connecting rods.
3. An overhead cable corridor with space steel tube truss structure as claimed in claim 1 wherein the N support columns are connected together at the top by a first rigid connecting rod.
4. An overhead cable corridor with a space steel pipe truss structure as claimed in claim 3, wherein the bottoms of the N support columns pass through the walkway platform and are connected together at the bottom of the walkway platform by a second rigid connecting rod.
5. The overhead cable gallery with the space steel pipe truss structure as claimed in claim 1, wherein two adjacent support columns at two ends in the length direction of the walkway platform are connected by an X-shaped support rod.
6. An overhead cable corridor with a space steel pipe truss structure as claimed in claim 1, wherein a patterned steel plate is laid on the bottom surface of the walkway platform.
7. The overhead cable gallery with the space steel pipe truss structure as claimed in claim 1, wherein the walkway platform is provided with N parallel transverse main beams along a length direction, and both ends of the transverse main beams in the length direction are respectively connected with the support columns.
8. An overhead cable gallery with a space steel pipe truss structure as claimed in claim 7 wherein the transverse main beams are fixed together with the upper chords.
9. An overhead cable gallery with a space steel pipe truss structure as claimed in claim 1, wherein both ends of the upper chord in the length direction are placed on support columns fixed on the ground.
10. An overhead cable gallery with a space steel pipe truss structure as claimed in claim 1, wherein the upper chord member, the diagonal web members and the cross bars are connected together by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110129076.4A CN112962664A (en) | 2021-01-29 | 2021-01-29 | Overhead cable corridor with steel pipe truss structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110129076.4A CN112962664A (en) | 2021-01-29 | 2021-01-29 | Overhead cable corridor with steel pipe truss structure |
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| Publication Number | Publication Date |
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| CN112962664A true CN112962664A (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110129076.4A Pending CN112962664A (en) | 2021-01-29 | 2021-01-29 | Overhead cable corridor with steel pipe truss structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113668691A (en) * | 2021-08-19 | 2021-11-19 | 成都建筑材料工业设计研究院有限公司 | Steel support structure for supporting multi-layer overhead gallery |
| CN114033146A (en) * | 2021-11-19 | 2022-02-11 | 中交第三航务工程局有限公司 | Method for erecting high-altitude electromechanical engineering construction platform in large-scale studio |
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| CN2333108Y (en) * | 1997-05-25 | 1999-08-11 | 冀延君 | Large span cable bridge rack |
| JP2010276192A (en) * | 2009-06-01 | 2010-12-09 | Denro Corp | Support frame and construction method of the same |
| CN104901247A (en) * | 2015-06-19 | 2015-09-09 | 国家电网公司 | Wide span cable tray |
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| CN208479066U (en) * | 2018-05-02 | 2019-02-05 | 新疆心连心能源化工有限公司 | New-type tree-like multi-layer cable gantry bracket group |
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| CN210669447U (en) * | 2019-10-30 | 2020-06-02 | 中国水利水电第十一工程局有限公司 | Suspension protection truss for 10KV high-voltage cable crossing deep foundation pit |
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2021
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| CN210669447U (en) * | 2019-10-30 | 2020-06-02 | 中国水利水电第十一工程局有限公司 | Suspension protection truss for 10KV high-voltage cable crossing deep foundation pit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113668691A (en) * | 2021-08-19 | 2021-11-19 | 成都建筑材料工业设计研究院有限公司 | Steel support structure for supporting multi-layer overhead gallery |
| CN114033146A (en) * | 2021-11-19 | 2022-02-11 | 中交第三航务工程局有限公司 | Method for erecting high-altitude electromechanical engineering construction platform in large-scale studio |
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Application publication date: 20210615 |