CN103410084A - Assembly-type steel trestle - Google Patents
Assembly-type steel trestle Download PDFInfo
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- CN103410084A CN103410084A CN2013103548780A CN201310354878A CN103410084A CN 103410084 A CN103410084 A CN 103410084A CN 2013103548780 A CN2013103548780 A CN 2013103548780A CN 201310354878 A CN201310354878 A CN 201310354878A CN 103410084 A CN103410084 A CN 103410084A
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- fixedly connected
- outer tube
- steel pipe
- needling
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Abstract
The invention discloses an assembly-type steel trestle. The assembly-type steel trestle comprises a plurality of steel pipe piles, a plurality of structural steel girders, a plurality of bailey girders, a plurality of structural steel secondary girders and a plurality of bridge floor formworks. The plurality of steel pipe piles are horizontally and fixedly connected through waling rods; the steel pipe piles and the waling rods are fixedly connected through bracing rods; every waling rod or bracing rod comprises an inner casing pipe, an outer casing pipe and ball joint units at the both ends, which are connected in a sleeved mode; every ball joint unit comprises a ball joint, an upper ball cover and a lower ball seat, wherein the upper ball cover and the lower ball seat cover the ball joint; every inner casing pipe and the corresponding outer casing pipe are fixedly connected through an inclined wedge locking device and can adjust the lengths of the corresponding waling rod and the corresponding bracing rod. According to the assembly-type steel trestle, the connections between all components and the steel pipe piles and among all the components are all of a reusable assembly structure, all the components are manufactured in an out-field fabrication and field assembly mode instead of a field preparation, welding and assembly mode, so that the construction schedule is speeded up, the construction environment is improved and the construction cost is reduced.
Description
Technical field
Occasional passage while the present invention relates to a kind of structure waterborne construction, relate in particular to a kind ofly be used to connecting the steel trestle of structure waterborne and bank base, belongs to the hydraulic engineering technical field.
Background technology
During large-scale structure construction waterborne, first to build steel trestle as the temporary construction passage, be used to connecting bank base and over-water construction place, facilitate vehicle, construction equipment and personnel's dealing.Existing steel trestle generally adopts steel pipe pile as basis, at steel pipe pile welded top steel main beam framework, and between steel pipe pile welding needling and hound, form the steel pipe pile group basis of firm one-tenth arranged in matrix, then Bailey beam and deck form etc. are installed build up steel trestle on the steel main beam framework, during construction, each member is whole by being welded to connect into, the Site Welding workload is very large, after finishing, structure construction waterborne can only adopt gas cutting to remove steel trestle, the member section bar of pulling down has become waste material mostly, cause very large waste, increased construction cost.
Summary of the invention
The purpose of this invention is to provide a kind of assembled steel trestle that can repeat to assemble use, reduce construction cost.
The present invention is achieved by the following technical programs:
A kind of assembled steel trestle, comprise many steel pipe piles, many steel main beams, arrange Bailey beam more, many shaped steel secondary beams and several piece deck form, many steel pipe pile bottoms are mounted in respectively in water-bed earth, and become the matrix vertical distribution, and every steel pipe pile top is provided with pile cover; Many steel main beams be arranged in parallel, and every steel main beam is separately fixed on the pile cover of steel pipe pile top by paired plate bearing; Many row's Bailey beams are fixed on the steel main beam upside, and the many shaped steel secondary beams that be arranged in parallel are fixed on many row's Bailey beam upsides, and the several piece deck form is fixed on many shaped steel secondary beams successively; Steel hoop is separately fixed on steel pipe pile upper end and middle part, by the needling level, is fixedly connected with between many steel pipe piles, by hound, is fixedly connected with between steel pipe pile and needling; Described needling is identical with the hound structure, the ball head device that comprises respectively inner sleeve, outer tube and the two ends of socket, the ball head device at needling two ends is fixedly connected with the steel hoop at steel pipe pile middle part respectively, and the ball head device at hound two ends is fixedly connected with the steel hoop of steel pipe pile upper end, the outer tube middle part of needling respectively; Described ball head device comprises bulb and the upper spherical cap, the lower ball base that contain bulb, described bulb is fixedly connected with the first end of inner sleeve or the first end of outer tube respectively, described lower ball base one side is fixedly connected with the steel hoop of correspondence position respectively, the second end of inner sleeve injects in the second end of outer tube, and inner sleeve is fixedly connected with by the wedge locking device with outer tube with can regulating needling or hound length.
Purpose of the present invention can also further realize by following technical measures.
Aforesaid assembled steel trestle, wherein said bulb are the hollow ball heads that steel plate is pressed into.
Aforesaid assembled steel trestle, wherein said upper spherical cap radially extends upper spherical cap mounting edge, and lower ball base radially extends the lower ball base mounting edge; Upper spherical cap mounting edge is fixedly connected with by several securing members with the lower ball base mounting edge, and with the bulb hinged be included in upper spherical cap and lower ball base.
Aforesaid assembled steel trestle, wherein gusset is fixedly connected with the steel hoop at steel pipe pile middle part respectively by strengthening, the lower ball base mounting edge outside of hound two ends ball head device is fixedly connected with the steel hoop of steel pipe pile upper end, the outer tube middle part of needling respectively by strengthening gusset the lower ball base mounting edge of the needling two ends ball head device outside.
Aforesaid assembled steel trestle, wherein said wedge locking device comprises wedge, is vertically fixed on the end plates of outer tube the second end, end plates endoporus setting-in is fixed on outer tube the second end port, the end plates upside has rectangular notch, outer tube the second end is provided with axial swash plate, axially the swash plate upper end is fixedly connected with the rectangular notch upside, axially the swash plate lower end is fixedly connected with the axial notch of outer tube the second end, and rectangular notch width and wedge width match; When inner sleeve was connected with outer tube, inner sleeve the second end injected in outer tube the second end, and the wedge small end is thrown in rectangular notch, and the wedge downside is pushed down the inner sleeve upside, and the large end upper side of wedge is resisted against on axial swash plate medial surface.The oblique angle α of described wedge is 16 °～20 °; Described inner sleeve and outer tube all adopt round steel pipe to make.
Aforesaid assembled steel trestle, wherein the Bailey beam upside is fixedly connected with the shaped steel secondary beam by steel plate clamp, and the Bailey beam downside is fixedly connected with steel main beam by inverted U-shaped double threaded screw.
Each member of the present invention and steel pipe pile be connected and each member between connection all adopt reusable assembly structure, each member all adopts outfield to make site-assembled pattern, do not need on-the-spot blanking welding to join work, greatly accelerated construction speed, improve construction environment, reduced construction cost.Needling of the present invention and hound all adopt ball head device to realize the connection of rod node, can adapt to the impact that steel pipe pile off normal, inclination and construction error cause.Between the inner and outer sleeves of needling and hound, be fixedly connected with by the wedge locking device, make the length of needling and hound to regulate, adapt to the range error between steel pipe pile, construct very convenient.
Advantage and disadvantage of the present invention, will be for illustration and explanation by the non-limitative illustration of following preferred embodiment, and these embodiment, only provide as an example with reference to accompanying drawing.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the structural representation of needling;
Fig. 4 is the amplification A-A sectional view of Fig. 3;
Fig. 5 is that the B of Fig. 3 is to zoomed-in view;
Fig. 6 is the I section enlarged drawing of Fig. 2.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
Fig. 3 and shown in Figure 6 as shown in Figure 1, Figure 2,, the present invention includes comprise many steel pipe piles 1, many steel main beams 2, arrange Bailey beam 3 more, many shaped steel secondary beams 4 and several piece deck form 5, many steel pipe pile 1 bottoms are mounted in respectively in water-bed earth, and become the matrix vertical distribution, every steel pipe pile 1 top is provided with pile cover 11, and pile cover 11 is fixed on steel pipe pile 1 top by several radial screws.Many are adopted the steel main beam 2 of i iron or H shape section steel manufacture to be arranged in parallel, two i iron side by side of the present embodiment form steel main beam 1, the i iron both sides are fixed on the pile cover 11 at steel pipe pile 1 top by plate bearing 12 respectively, wherein, plate bearing 12 bottoms are fixed on pile cover 11 tops by several securing members, and plate bearing 12 facades make steel pipe pile 1, pile cover 11, plate bearing 12 be fixedly connected with and be integral with steel main beam 1 by the several securing members that pass across i iron.Many row's Bailey beams 3 are fixed on steel main beam 2 upsides, by diagonal bar arranged in a crossed manner 31, are fixedly connected with between two row's Bailey beams 3 are horizontal, improve the stability of Bailey beam 3.The many shaped steel secondary beams 4 that be arranged in parallel are fixed on many row's Bailey beams 3 upsides, wherein, Bailey beam 3 upsides are fixedly connected with shaped steel secondary beam 4 by steel plate clamp 32, Bailey beam 3 downsides are fixedly connected with steel main beam 2 by inverted U-shaped double threaded screw 33, in the middle of steel plate clamp 31, have the notch of grafting Bailey beam 3 upper side edges and shaped steel secondary beam 4 lower sides, after steel plate clamp 32 grafting, 4 spot welding are connected with the shaped steel secondary beam with Bailey beam 3 respectively.
Several piece deck form 5 is fixed on many shaped steel secondary beams 4 successively, the every long 3m of deck form 5, and deck form 5 is formed by the crisscross shaped steel of downside and the bridge deck welding of upside, adopts outfield to make, and need lay successively for on-the-spot.Steel hoop 7 is separately fixed on steel pipe pile 1 upper end and middle part, by needling 8 levels, is fixedly connected with between many steel pipe piles 1, by hound 9, is fixedly connected with between steel pipe pile 1 and needling 8.
As Fig. 3～shown in Figure 5, needling 8 is identical with hound 9 structures, the ball head device 83 that comprises respectively inner sleeve 81, outer tube 82 and the two ends of socket, the ball head device 83 at needling 8 two ends is fixedly connected with the steel hoop 7 at steel pipe pile 1 middle part respectively, and the ball head device 83 at hound 9 two ends is fixedly connected with the steel hoop 7 of steel pipe pile 1 upper end, outer tube 82 middle parts of needling respectively.Ball head device 83 comprises bulb 831 and the upper spherical cap 832, the lower ball base 833 that contain bulb, and bulb 831 is fixedly connected with the first end of inner sleeve 81 or the first end of outer tube 82 respectively by bulb neck 834.The hollow ball heads that bulb 831 is pressed into for steel plate, can alleviate its weight.Upper spherical cap 832 radially extends upper spherical cap mounting edge 832-1, and lower ball base 833 radially extends lower ball base mounting edge 833-1.Upper spherical cap mounting edge 832-1 is fixedly connected with by 4 securing members with lower ball base mounting edge 833-1, and hinged with the bulb 831 be included in upper spherical cap 832 and lower ball base 833, can adapt to the impact that steel pipe pile 1 off normal, inclination and construction error cause.The lower ball base mounting edge 833-1 of needling 8 two ends ball head devices 83 outside is soldered with the steel hoop 7 at steel pipe pile 1 middle part respectively by strengthening gusset 835, and the lower ball base mounting edge 833-1 outside of hound 9 two ends ball head devices 83 is soldered with outer tube 82 middle parts of the steel hoop 7 of steel pipe pile 1 upper end, needling 8 respectively by strengthening gusset 835.The second end of inner sleeve 81 injects in the second end of outer tube 82, and inner sleeve 81 is fixedly connected with by wedge locking device 84 with outer tube 82 with can regulating needling 8 or hound 9 length.The length of needling 8 and hound 9 is adjustable, to adapt to the range error between steel pipe pile 1, is convenient to assemble steel trestle.
As shown in Figure 3, wedge locking device 84 comprises wedge 841, is vertically fixed on the end plates 842 of outer tube 82 second ends, end plates 842 endoporus setting-ins are fixed on outer tube 82 second end ports, end plates 842 upsides have rectangular notch 843, outer tube 82 second ends are provided with axial swash plate 844, axially swash plate 844 upper ends are fixedly connected with rectangular notch 843 upsides, and axially the axial notch 821 of swash plate 844 lower ends and outer tube 82 second ends is soldered.Rectangular notch 843 width and wedge 841 width match.When inner sleeve 81 is connected with outer tube 82, inner sleeve 81 second ends inject in outer tube 82 second ends, wedge 841 small ends are thrown in rectangular notch 843, and wedge 841 downsides are pushed down inner sleeve 81 upsides, and the large end upper side of wedge 841 is resisted against on axial swash plate 844 medial surfaces.The oblique angle α of wedge 844 is 16 °～20 °, and the preferred α of the present embodiment is 18 °.Inner sleeve 81 and outer tube 82 all adopt round steel pipe to make, needling 8 diameters are greater than hound 9, the inner sleeve 81 of needling 8 is selected Φ 253mm * 8mm steel pipe, outer tube 82 is selected Φ 273mm * 8mm steel pipe, inner sleeve 81 injects the interior length of outer tube 82 in the 600mm left and right, gap between inside and outside sleeve pipe is 4mm, is convenient to peg graft.The inner sleeve 81 of hound 9 is selected Φ 152mm * 6mm steel pipe, and outer tube 82 is selected Φ 168 mm * 6 mm steel pipes, and the gap between inside and outside sleeve pipe is also 4mm.
In addition to the implementation, the present invention can also have other embodiments, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop in the protection domain of requirement of the present invention.
Claims (8)
1. assembled steel trestle, comprise many steel pipe piles, many steel main beams, arrange Bailey beam more, many shaped steel secondary beams and several piece deck form, many steel pipe pile bottoms are mounted in respectively in water-bed earth, and become the matrix vertical distribution, and every steel pipe pile top is provided with pile cover; Many steel main beams be arranged in parallel, and every steel main beam is separately fixed on the pile cover of steel pipe pile top by paired plate bearing; Many row's Bailey beams are fixed on the steel main beam upside, and the many shaped steel secondary beams that be arranged in parallel are fixed on many row's Bailey beam upsides, and the several piece deck form is fixed on many shaped steel secondary beams successively; Steel hoop is separately fixed on steel pipe pile upper end and middle part, by the needling level, is fixedly connected with between many steel pipe piles, by hound, is fixedly connected with between steel pipe pile and needling; It is characterized in that, described needling is identical with the hound structure, the ball head device that comprises respectively inner sleeve, outer tube and the two ends of socket, the ball head device at needling two ends is fixedly connected with the steel hoop at steel pipe pile middle part respectively, and the ball head device at hound two ends is fixedly connected with the steel hoop of steel pipe pile upper end, the outer tube middle part of needling respectively; Described ball head device comprises bulb and the upper spherical cap, the lower ball base that contain bulb, described bulb is fixedly connected with the first end of inner sleeve or the first end of outer tube respectively, described lower ball base one side is fixedly connected with the steel hoop of correspondence position respectively, the second end of inner sleeve injects in the second end of outer tube, and inner sleeve is fixedly connected with by the wedge locking device with outer tube with can regulating needling or hound length.
2. assembled steel trestle according to claim 1, is characterized in that, described bulb is the hollow ball heads that steel plate is pressed into.
3. assembled steel trestle according to claim 1, is characterized in that, described upper spherical cap radially extends upper spherical cap mounting edge, and lower ball base radially extends the lower ball base mounting edge; Upper spherical cap mounting edge is fixedly connected with by several securing members with the lower ball base mounting edge, and with the bulb hinged be included in upper spherical cap and lower ball base.
4. assembled steel trestle according to claim 3, it is characterized in that, gusset is fixedly connected with the steel hoop at steel pipe pile middle part respectively by strengthening in the lower ball base mounting edge outside of needling two ends ball head device, the lower ball base mounting edge outside of hound two ends ball head device is fixedly connected with steel hoop, the needling outer tube middle part of steel pipe pile upper end respectively by strengthening gusset.
5. assembled steel trestle according to claim 1, it is characterized in that, described wedge locking device comprises wedge, is vertically fixed on the end plates of outer tube the second end, end plates endoporus setting-in is fixed on outer tube the second end port, the end plates first volume has rectangular notch, outer tube the second end is provided with axial swash plate, axially the swash plate upper end is fixedly connected with the rectangular notch upside, and axially the swash plate lower end is fixedly connected with the axial notch of outer tube the second end, and rectangular notch width and wedge width match; When inner sleeve was connected with outer tube, inner sleeve the second end injected in outer tube the second end, and the wedge small end is thrown in rectangular notch, and the wedge downside is pushed down the inner sleeve upside, and the large end upper side of wedge is resisted against on axial swash plate medial surface.
6. assembled steel trestle according to claim 5, is characterized in that, the oblique angle α of described wedge is 16 °～20 °.
7. assembled steel trestle according to claim 1, is characterized in that, described inner sleeve and outer tube all adopt round steel pipe to make.
8. assembled steel trestle according to claim 1, is characterized in that, the Bailey beam upside is fixedly connected with the shaped steel secondary beam by steel plate clamp, and the Bailey beam downside is fixedly connected with steel main beam by inverted U-shaped double threaded screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310354878.0A CN103410084B (en) | 2013-08-15 | 2013-08-15 | Assembled steel trestle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310354878.0A CN103410084B (en) | 2013-08-15 | 2013-08-15 | Assembled steel trestle |
Publications (2)
| Publication Number | Publication Date |
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| CN103410084A true CN103410084A (en) | 2013-11-27 |
| CN103410084B CN103410084B (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310354878.0A Expired - Fee Related CN103410084B (en) | 2013-08-15 | 2013-08-15 | Assembled steel trestle |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104060547A (en) * | 2014-07-10 | 2014-09-24 | 中交二航局第四工程有限公司 | Temporary steel trestle constructing method and trestle |
| CN104358207A (en) * | 2014-10-24 | 2015-02-18 | 中铁大桥局集团第六工程有限公司 | Rapid steel trestle construction structure and construction method |
| CN105803945A (en) * | 2016-03-25 | 2016-07-27 | 孟书芳 | Bridge constructing frame |
| CN106978777A (en) * | 2017-05-22 | 2017-07-25 | 中铁第五勘察设计院集团有限公司 | A kind of make-shift bridge device |
| CN108442232A (en) * | 2018-04-30 | 2018-08-24 | 安徽省公路桥梁工程有限公司 | Assembled steel suspension bridge structure and its construction method |
| CN109778660A (en) * | 2019-03-18 | 2019-05-21 | 浙江兴土桥梁专用装备制造有限公司 | The Steel Bridge installed using assembled abutment |
| CN110593079A (en) * | 2019-10-21 | 2019-12-20 | 温州博旺联科建筑工程有限公司 | Shock insulation temporary bridge |
| CN113969540A (en) * | 2020-07-24 | 2022-01-25 | 天津电力工程监理有限公司 | Construction temporary trestle and construction method thereof |
| CN114808707A (en) * | 2022-03-24 | 2022-07-29 | 中建国际建设有限公司 | A do not fall to ground circulation removal steel platform for bridge construction |
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| US3886613A (en) * | 1973-01-08 | 1975-06-03 | Krupp Gmbh | Hinge support, especially for a bridge |
| CN101586392A (en) * | 2009-04-13 | 2009-11-25 | 许树根 | Mast climbing type aerial working platform |
| CN201850498U (en) * | 2010-10-26 | 2011-06-01 | 中铁十三局集团有限公司 | Steel trestle in water |
| CN103147571A (en) * | 2013-03-29 | 2013-06-12 | 朱新伟 | Step-by-step tightening-type template limiting fastener |
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2013
- 2013-08-15 CN CN201310354878.0A patent/CN103410084B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3886613A (en) * | 1973-01-08 | 1975-06-03 | Krupp Gmbh | Hinge support, especially for a bridge |
| CN101586392A (en) * | 2009-04-13 | 2009-11-25 | 许树根 | Mast climbing type aerial working platform |
| CN201850498U (en) * | 2010-10-26 | 2011-06-01 | 中铁十三局集团有限公司 | Steel trestle in water |
| CN103147571A (en) * | 2013-03-29 | 2013-06-12 | 朱新伟 | Step-by-step tightening-type template limiting fastener |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104060547A (en) * | 2014-07-10 | 2014-09-24 | 中交二航局第四工程有限公司 | Temporary steel trestle constructing method and trestle |
| CN104358207A (en) * | 2014-10-24 | 2015-02-18 | 中铁大桥局集团第六工程有限公司 | Rapid steel trestle construction structure and construction method |
| CN105803945A (en) * | 2016-03-25 | 2016-07-27 | 孟书芳 | Bridge constructing frame |
| CN106978777A (en) * | 2017-05-22 | 2017-07-25 | 中铁第五勘察设计院集团有限公司 | A kind of make-shift bridge device |
| CN108442232A (en) * | 2018-04-30 | 2018-08-24 | 安徽省公路桥梁工程有限公司 | Assembled steel suspension bridge structure and its construction method |
| CN108442232B (en) * | 2018-04-30 | 2023-09-26 | 安徽省公路桥梁工程有限公司 | Assembled steel temporary bridge structure and construction method thereof |
| CN109778660A (en) * | 2019-03-18 | 2019-05-21 | 浙江兴土桥梁专用装备制造有限公司 | The Steel Bridge installed using assembled abutment |
| CN110593079A (en) * | 2019-10-21 | 2019-12-20 | 温州博旺联科建筑工程有限公司 | Shock insulation temporary bridge |
| CN110593079B (en) * | 2019-10-21 | 2021-03-09 | 温州博旺联科建筑工程有限公司 | Shock insulation temporary bridge |
| CN113969540A (en) * | 2020-07-24 | 2022-01-25 | 天津电力工程监理有限公司 | Construction temporary trestle and construction method thereof |
| CN113969540B (en) * | 2020-07-24 | 2024-02-20 | 天津电力工程监理有限公司 | Construction temporary trestle and construction method thereof |
| CN114808707A (en) * | 2022-03-24 | 2022-07-29 | 中建国际建设有限公司 | A do not fall to ground circulation removal steel platform for bridge construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103410084B (en) | 2015-09-16 |
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Granted publication date: 20150916 Termination date: 20170815 |