CN105133510B - Inner support system and mounting method thereof in large span earthing corrugated plate pipe culvert construction period - Google Patents

Inner support system and mounting method thereof in large span earthing corrugated plate pipe culvert construction period Download PDF

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Publication number
CN105133510B
CN105133510B CN201510468442.3A CN201510468442A CN105133510B CN 105133510 B CN105133510 B CN 105133510B CN 201510468442 A CN201510468442 A CN 201510468442A CN 105133510 B CN105133510 B CN 105133510B
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sections
support
common
pipe culvert
stull
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CN105133510A (en
Inventor
孙海波
刘静波
刘保东
李建华
高猛
王志宏
徐道涵
张哲南
刘鹏飞
孙绪锋
崔文涛
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Shandong transportation planning and Design Institute Group Co.,Ltd.
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Shandong Provincial Transportation Planning and Design Institute Co Ltd
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Abstract

The invention discloses an inner support system and a mounting method thereof in a large span earthing corrugated plate pipe culvert construction period; the inner support system comprises intersect support bars; cross arms are arranged between the support bars; two ends of the cross arm are respectively connected with the top of one support bar; two ends of each support bar are respectively fixedly provided with an end bearer. The beneficial effects are that the support bar is adjustable in length; the end bearer is reasonable in force bearing; the system is convenient in dismounting; middle intersect nodes are arranged, so the whole structure is suitable for a pipe culvert structure with any section shape and span; the inner support system is convenient in transport and assembling, can be repeatedly used, and comprises the support bars, the cross arms, and the end bearers; each part is independent, and small in size and weight; the inner support system is easy to transport and assemble, and uses bolts for connection, thus realizing repetition usage.

Description

The inner support system and its installation method of big across earthing corrugated plating pipe culvert construction period
Technical field
The present invention relates to the inner support system and its installation method of big across earthing corrugated plating pipe culvert construction period.
Background technology
Earthing corrugated plating pipe culvert relies on interaction of soil and structure, shared external load, thus holding linear in constructing and Deformation symmetrically is very crucial.In earthing corrugated plating pipe culvert work progress, typically when pipe culvert across footpath is less, corrugated steel The rigidity of hardened structure itself is larger, and the deformation that dead load causes is less, and when pipe culvert across footpath is larger, the deadweight of structure itself Structure will be made to produce moderate finite deformation, cause design lines shape variable quantity larger, beyond specification allowed band, be unfavorable for shaping structures The performance of interaction of soil and structure afterwards, can produce not to the monolithic stability during the Long-term mechanical behavior and structure construction of structure Profit affects;In addition, the backfill operation in work progress can also cause structure to produce local or asymmetric deformation, local is caused Stress is excessive, even more so that structure occurs overturning, deforms the interaction of soil and structure after asymmetric also impact shaping structures Play.For this purpose, carrying out to structure during the assembled shaping of corrugated plating pipe culvert across earthing greatly and in follow-up backfill work progress Necessary inner support seems that lattice are important.
The content of the invention
It is an object of the invention to provide a kind of earthing corrugated plating pipe culvert structure suitable for linear, the different across footpaths of difference, energy Effectively keep linear after corrugated culvert assembly, and local or asymmetrical deformation once occur during pipe culvert construction backfill When provide support control pipe culvert deflection big across earthing corrugated plating pipe culvert construction period inner support system and its installation side Method.
In order to reach above-mentioned purpose, the present invention is adopted the following technical scheme that:
The inner support system of big across earthing corrugated plating pipe culvert construction period, including the support bar for intersecting, between support bar Stull is set, and the two ends of stull are connected respectively to the top of a support bar, every support bar is respectively fixed at two ends with end Bearing, support bar is arranged in a crossed manner, and internal support is carried out to whole corrugated plating pipe culvert structure by two support bars, support bar it Between arrange stull connection support bar, be that, for the Stability Analysis of Structures of inner support system, end support saddle is applied not only to stablize support bar End, while increasing the contact area of support bar and pipe culvert inwall.
Further, end support saddle includes sections corrugated plating and steel plate, and sections corrugated plating is arranged along corrugated plating pipe culvert inwall, By end Bolted angle connection sections corrugated plating, the described support bar of other end connection, end support saddle is used for stable for one end of steel plate The end of support bar, sections corrugated plating is the concentrated force for supporting boom end is uniformly diffused on pipe culvert inwall.
Further, support bar includes common sections and adjustable sections, and the common sections of multistage is sequentially connected setting, adjustable Successively section is arranged between two sections of common sections, and support bar includes the common sections of multistage and adjustable sections, facilitate dismounting and Carry so that whole device high recycling rate, meanwhile, adjustable sections causes inner support system to meet different size of section Facial canal is contained.
Further, the infall in the support bar of two intersections has middle part crossover node, the setting of middle part crossover node Every support bar be divide into into upper portion and hypomere part, upper portion and hypomere part can with equal or different length, and then Increased the range of application of inner support system.
Further, middle part crossover node includes two sections of middle part angle steel, is carried out tightly by crab-bolt between two sections of middle part angle steel Gu, the two ends of per section of middle part angle steel are connected respectively with the described common sections on the support bar.
Further, can adjust sections is metallic plate, and the bolt hole that a row is gathered is provided with a metal plate, by selecting not The fixed position of the fixedly adjustable section successively of bolt hole together and common sections, realizes supporting the regulation of pole length.
Further, it is provided for stablizing the angle steel of the end support saddle on the steel plate, one end of angle steel is fixed on On steel plate, the other end of angle steel is fixed on the end angle steel, and arranging angle steel is used to stablize end support saddle and to stage ripple Plate disperses power transmission.
Further, stull includes common stull sections and adjustable stull sections, and the common sections of multistage is sequentially connected and sets Put, adjustable sections is arranged between two sections of common sections, the setting of stull, auxiliary stablizes two support bars, while to adapt to Support bar is adjustable, and stull is also required to be adjustable length.
Further, rubber spacer is provided between the end support saddle and corrugated plating pipe culvert inwall, rubber spacer was both Corrugated culvert inwall can be played a protective role again with anti-skidding.
The installation method of inner support system, specifically includes following steps:
1) in corrugated plating pipe culvert installation process, after often having spliced setting width, select every according to the features of shape of pipe culvert The fixed position at root support bar two ends;
2) according to the fixed position for choosing, the bottom first in corrugated plating pipe culvert arranges two end support saddles;
3) two end support saddles with bottom arrange the common sections being connected with end support saddle as starting point, common in multistage Adjustable sections is set between sections;
4) crossover node in the middle part of the infall setting of two support bars;
5) continue to arrange the common sections that multistage is sequentially connected along middle part crossover node, arranging between common sections can Adjust sections;
6) continue to arrange end support saddle on the top of two support bars;
7) stull being connected with support bar is set between two support bars.
The present invention operation principle be:In corrugated plating pipe culvert construction period across earthing greatly, by arranging the support bar for intersecting, The two ends of support bar are connected by end support saddle with corrugated plating pipe culvert inwall, and middle part crossover node is passed through in the middle of the support bar of intersection So that every support bar is divided into upper portion and hypomere part, this two sections of parts are consolidated by fastener with middle part crossover node Fixed connection, can be by the angle between middle part crossover node two support bars of adjustment, and upper portion and hypomere part can not It is isometric, you can according to the cross sectional shape of pipe culvert, specifically to determine the length of the upper portion on a support bar and hypomere part The angle of degree and two support bars;Additionally, support bar is made up of multistage sections, including common sections and adjustable sections, Adjustable sections realizes the extension of whole support pole length;The stull length for connecting two supporting bar tops simultaneously is also adjustable Section, so that the inner support system is applied to the pipe culvert structure of different spans.
The invention has the beneficial effects as follows:
1) support bar adjustable in length, support bar point common support bar sections and adjustable support bar sections, can be according to reality Border pipe culvert shape and span are connected in suitable bolt hole by the length of the adjustable sections of adjustment with common sections, to adapt to not Same cross dimensions size.
2) end support saddle reasonable stress, convenient disassembly:End support saddle is fixed in corrugated plating pipe culvert by sections corrugated plating On wall, sections corrugated plating uses same size, identical radian measure corrugated plating with pipe culvert corrugated plating so that strong point concentrated force uniformly expands It is dissipated on pipe culvert corrugated plating;Rubber spacer is set on sections corrugated plating and pipe culvert contact surface, i.e., it is anti-skidding, again can be to pipe culvert corrugated steel Plate plays a protective role.
3) crosspoint structure construction in middle part is reasonable:The setting of middle part crossover node, facilitates the tune of angle between support bar Section, then the support bar by adjustable length and stull so that total is applied to the pipe culvert of arbitrary cross-section shape and span Structure, such as circle, pipeline overhead lifting shape, horizontal and vertical ellipse arbitrary shape section.
4) transport, easy to assembly, repeatable utilization:Inner support system includes support bar, stull and end support saddle, per part All it is independent, each part size, weight are less, facilitates transport and assemble, and it is with bolts, realize Reuse.
Description of the drawings
Fig. 1 is overall structure figure when inner support system is arranged in pipe culvert in the present invention;
Fig. 2 is the structure chart of medial end portions bearing of the present invention;
Fig. 3 is the structure chart of middle part crossover node in the present invention;
Fig. 4 is the enlarged drawing at Fig. 1 medial end portions bearing of the present invention.
Wherein:1. angle steel, 2. end angle steel, 3. sections corrugated plating, 4. steel plate, 5. the first bolt, 6. sections angle steel, 7. in Portion's angle steel, 8. crab-bolt, 9. corrugated plating pipe culvert, 10. rubber spacer, 11. second bolts, 12. adjustable stull sections, 13. stulls, 14. middle part crossover nodes, 15. adjustable sections, 16. common sections.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Whole description.
Fig. 1 be in the present invention inner support system be arranged on pipe culvert in when overall structure figure, corrugated plating pipe culvert across earthing greatly The inner support system of construction period, including the support bar of two intersections, the length of support bar is adjustable, in two support bars Between stull 13 is set, the two ends of stull 13 are connected respectively to the top of a support bar, and stull 13 is substantially horizontally disposed , every support bar is respectively fixed at two ends with end support saddle;Support bar includes common sections 16 and adjustable sections 15, multistage Common sections 16 is sequentially connected setting, and adjustable sections 15 is arranged between two sections of common sections 16, is led between sections and sections Cross the second bolt 11 to fix, so facilitate dismounting and carry so that whole device high recycling rate, meanwhile, it is adjustable successively Section 15 causes inner support system to meet different size of section pipe culvert;Adjustable sections 15 is metallic plate, is set on a metal plate There is the bolt hole that a row is gathered, adjustable sections 15 is connected by bolt hole with common sections 16.
Specifically, common sections 16 selects the angle with equal legs of 63mm*63mm*6mm, per section of common length of sections 16 to select 150cm, is fixed between per section of common sections 16 by the second bolt 11.
Stull 13 includes common stull sections and adjustable stull sections 12, and the common sections 16 of multistage is sequentially connected setting, Adjustable stull sections 12 is arranged between two sections of common stull sections, the setting of stull 13, and auxiliary stablizes two support bars, together When for adapt to support bar be adjustable, stull 13 is also required to be adjustable length.
Fig. 2 is the structure chart of medial end portions bearing of the present invention, and between end support saddle and the inwall of corrugated plating pipe culvert 9 rubber is provided with Rubber cushion layer 10, rubber spacer 10 both can be played a protective role to the firm inwall of pipe culvert 9 of ripple again with anti-skidding, rubber spacer 10 It is fixed on the crest of the inwall of corrugated plating pipe culvert 9 by the first bolt 5 with sections corrugated plating 3.
End support saddle includes sections corrugated plating 3, end angle steel 2 and steel plate 4, and sections corrugated plating 3 is along the inwall of corrugated plating pipe culvert 9 Arrange, end angle steel 2 is arranged on the inner side of sections corrugated plating 3, by the first bolt 5 ripple of the inwall of corrugated plating pipe culvert 9 is fixed on At paddy, one end of steel plate 4 is fixed on the centre of end angle steel 2, and the described support bar of other end connection, end support saddle is used to stablize The end of support bar, sections corrugated plating 3 is the concentrated force for supporting boom end is uniformly diffused on the inwall of corrugated plating pipe culvert 9; It is provided with for angle steel 1 that is stable and disperseing power transmission in the both sides of steel plate 4, one end of angle steel 1 is fixed on steel plate 4, angle steel 4 The other end be fixed on end angle steel 2, such angle steel 1, end angle steel 2 and steel plate 4 form a stable triangular structure, Specifically, sections corrugated plating 3 be carried out according to the ripple model of steel plate 4 and radian of corrugated plating pipe culvert 9 it is prefabricated, in sections ripple Fix the angle with equal legs (end angle steel 2) of a 63mm*63mm*6mm on plate 3 along the direction of sections corrugated plating 3, the one of steel plate 4 End is fixed on angle with equal legs, and one end of angle steel 1 is fixed on angle with equal legs, and the other end is fixed on steel plate 4, the width of steel plate 4 For 10cm, thickness is 8mm, and angle steel 1 selects the angle with equal legs of 63mm*63mm*6mm.
Fig. 4 is the enlarged drawing of Fig. 1 medial end portions bearings, the angle steel 1 being not drawn in figure in Fig. 2, rubber spacer 10 and sections ripple Card 3 is fixed on the inwall of corrugated plating pipe culvert 9 by the first bolt 5, one side and the sections corrugated plating 3 of end angle steel 2 Connection, another side is fixed with steel plate 4, the common sections 16 of support bar is fixed on steel plate 4, by the common stull section of stull 13 Section and common sections 16 are fixed.
Fig. 3 is the structure chart of middle part crossover node in the present invention, has middle part to hand in the infall of the support bar of two intersections Every support bar divide into upper portion and hypomere part by knuckle point 14, the setting of middle part crossover node 14, realize epimere Part and hypomere part with Length discrepancy, and can facilitate the regulation of support bar intersecting angle;Middle part crossover node 14 includes two sections Middle part angle steel 7, is attached between two sections of middle part angle steel 7 by crab-bolt 8, and realization freely adjusts the angle between two support bars, The two ends of per section of middle part angle steel 7 are connected respectively with the common sections 16 on the support bar.Specifically, middle part crossover node 14 is adopted With the not angle with equal legs of 100mm*63mm*8mm, for being tied together mutually, the length of angle with equal legs not can use the long limb of 100mm 60cm。
The installation method of inner support system, specifically includes following steps:
1) in the installation process of corrugated plating pipe culvert 9, after often having spliced setting width, select every according to the features of shape of pipe culvert The fixed position at root support bar two ends;
2) according to the fixed position for choosing, the bottom first in corrugated plating pipe culvert 9 arranges two end support saddles;
3) two end support saddles with bottom arrange the common sections 16 being connected with end support saddle as starting point, general in multistage Adjustable sections 15 is set between logical sections 16;
4) crossover node 14 in the middle part of the infall setting of two support bars;
5) continue to arrange the common sections 16 that multistage is sequentially connected along middle part crossover node 14, between common sections 16 Adjustable sections 15 is set;
6) continue to arrange end support saddle on the top of two support bars;
7) stull 13 being connected with support bar is set between two support bars.
In corrugated plating pipe culvert construction period across earthing greatly, by arranging the support bar for intersecting, the two ends of support bar are by end Portion's bearing is contacted with the inwall of corrugated plating pipe culvert 9 to carry out stablizing support bar, and middle part crossover node 14 is passed through in the middle of the support bar of intersection So that every support bar is divided into upper portion and hypomere part, this two sections of parts are by fastener and middle part crossover node 14 It is fixedly connected so that upper portion and hypomere part not on the same line, can adjust two by middle part crossover node 14 Angle between support bar, and upper portion and hypomere part can Length discrepancies, you can with according to the cross sectional shape of pipe culvert, specifically Determine the length and the angle of two support bars of upper portion on a support bar and hypomere part;Additionally, support bar be by Multistage sections composition, including common sections 16 and adjustable sections 15, can adjust sections 15 and realize whole support pole length Extension;The stull length for connecting two supporting bar tops simultaneously is also adjustable, so that the inner support system is suitable for In the pipe culvert structure of different spans.
The regulation of support pole length can be connected between support with end support saddle in middle part crossover node and connect varying number Sections, sections 15 and common sections 16 can be can adjust using adjustable sections 15 when length range is less than a sections The link bolt hole that a row is gathered is a difference in that, can be connected with both sides sections with suitable bolt hole as needed.
Inner supporting body is tied to form after type to fix and splices the linear of the corrugated plating pipe culvert after installing, and the backfill after Control local and asymmetrical deformation in work progress, and the systematicness deformation in the symmetrical backfill work progress of normal layering is not had Affect.
Backfill is constructed to minimum filled slope, the interaction of soil and structure of corrugated plating pipe culvert is formed, you can pressed after pipe culvert The order for removing cross support again according to first dismounting stull lays down inner support system, can switch into the construction of other pipe culverts and continue to make With.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims (7)

1. the inner support system of big across earthing corrugated plating pipe culvert construction period, it is characterised in that including the support bar for intersecting, Stull is set between strut, and the two ends of stull are connected respectively to the top of a support bar, and the two ends of every support bar are solid respectively Surely there is end support saddle;
The support bar includes common sections and adjustable sections, and the common sections of multistage is sequentially connected setting, and adjustable sections sets Put between two sections of common sections;
There is middle part crossover node in the infall of the support bar of two intersections;
The end support saddle includes sections corrugated plating and steel plate, and sections corrugated plating is arranged along corrugated plating pipe culvert inwall, the one of steel plate End is by end Bolted angle connection sections corrugated plating, the described support bar of other end connection.
2. inner support system as claimed in claim 1, it is characterised in that the middle part crossover node includes two sections of middle parts angle Steel, two sections middle part angle steel between fastened by crab-bolt, per section middle part angle steel two ends respectively with the support bar on institute State common sections connection.
3. inner support system as claimed in claim 1, it is characterised in that the adjustable sections is metallic plate, in metallic plate It is provided with the bolt hole that a row is gathered.
4. inner support system as claimed in claim 1, it is characterised in that be provided for stablizing the end on the steel plate The angle steel of bearing, one end of angle steel is fixed on steel plate, and the other end of angle steel is fixed on the end angle steel.
5. inner support system as claimed in claim 1, it is characterised in that the stull includes common stull sections and adjustable Stull sections, the common stull sections of multistage is sequentially connected setting, adjustable stull sections be arranged on two sections of common stull sections it Between.
6. inner support system as claimed in claim 1, it is characterised in that the end support saddle and corrugated plating pipe culvert inwall it Between be provided with rubber spacer.
7. the installation method of the inner support system as described in above-mentioned claim 1-6 is arbitrary, it is characterised in that specifically include following Step:
1)In corrugated plating pipe culvert installation process, after often having spliced setting width, selected according to the features of shape of pipe culvert and propped up per root The fixed position at strut two ends;
2)According to the fixed position for choosing, the bottom first in corrugated plating pipe culvert arranges two end support saddles;
3)Two end support saddles with bottom arrange the common sections being connected with end support saddle, in the common sections of multistage as starting point Between adjustable sections is set;
4)The crossover node in the middle part of the infall of two support bars is arranged;
5)Continue to arrange the common sections that multistage is sequentially connected along middle part crossover node, arrange adjustable between common sections Sections;
6)Continue to arrange end support saddle on the top of two support bars;
7)The stull being connected with support bar is set between two support bars.
CN201510468442.3A 2015-07-31 2015-07-31 Inner support system and mounting method thereof in large span earthing corrugated plate pipe culvert construction period Active CN105133510B (en)

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CN105133510B true CN105133510B (en) 2017-05-10

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Publication number Priority date Publication date Assignee Title
CN109779256B (en) * 2018-12-24 2021-02-09 中国建筑第八工程局有限公司 Construction method suitable for polygonal wind tunnel body structure and application

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5037542A (en) * 1989-10-10 1991-08-06 Carroll Kenneth T Protective grating with pivoting sections for culvert pipe
DE19950615A1 (en) * 1999-10-20 2001-05-31 Roland Kehl Traction and compression rod for support structures such as bridges comprises inner and outer tubes with telescopic extension and containing reinforcement elements which fit inside the tube spaced out from each other
CN203257123U (en) * 2013-04-03 2013-10-30 成都佳美嘉科技有限公司 Building supporting frame convenient to fold
CN203393960U (en) * 2013-07-25 2014-01-15 苏州金螳螂建筑装饰股份有限公司 Welding-free steel frame assembly structure
CN203509462U (en) * 2013-11-19 2014-04-02 中国二十二冶集团有限公司 Inner support device for large-diameter pipe welding
CN204112227U (en) * 2014-08-28 2015-01-21 中交第二航务工程局有限公司 Adjustable strand bracket
CN204135595U (en) * 2014-08-29 2015-02-04 刘德华 Adjustable pipeline welding bracing frame
CN104773383A (en) * 2015-03-30 2015-07-15 江南嘉捷电梯股份有限公司 Truss transporting bracket with adjustable supporting height

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5037542A (en) * 1989-10-10 1991-08-06 Carroll Kenneth T Protective grating with pivoting sections for culvert pipe
DE19950615A1 (en) * 1999-10-20 2001-05-31 Roland Kehl Traction and compression rod for support structures such as bridges comprises inner and outer tubes with telescopic extension and containing reinforcement elements which fit inside the tube spaced out from each other
CN203257123U (en) * 2013-04-03 2013-10-30 成都佳美嘉科技有限公司 Building supporting frame convenient to fold
CN203393960U (en) * 2013-07-25 2014-01-15 苏州金螳螂建筑装饰股份有限公司 Welding-free steel frame assembly structure
CN203509462U (en) * 2013-11-19 2014-04-02 中国二十二冶集团有限公司 Inner support device for large-diameter pipe welding
CN204112227U (en) * 2014-08-28 2015-01-21 中交第二航务工程局有限公司 Adjustable strand bracket
CN204135595U (en) * 2014-08-29 2015-02-04 刘德华 Adjustable pipeline welding bracing frame
CN104773383A (en) * 2015-03-30 2015-07-15 江南嘉捷电梯股份有限公司 Truss transporting bracket with adjustable supporting height

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