CN103526830A - Method and structure of deformable connection between concrete trestle step and floor - Google Patents
Method and structure of deformable connection between concrete trestle step and floor Download PDFInfo
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- CN103526830A CN103526830A CN201310268162.9A CN201310268162A CN103526830A CN 103526830 A CN103526830 A CN 103526830A CN 201310268162 A CN201310268162 A CN 201310268162A CN 103526830 A CN103526830 A CN 103526830A
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- trestle
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Abstract
The invention discloses a method and structure of deformable connection between a concrete trestle step and a floor. The concrete trestle step is constructed to be of a layered structure, an embedded iron casting is installed on a beam of a floor slab, a deformation joint with a certain size is reserved between the trestle step and the floor slab, an iron sheet is installed on the upper end face of the concrete trestle step structure and the upper end face of the floor slab in a complete covering mode, the portion, in the deformation joint, of the iron sheet is of a U-shaped structure, the U-shaped iron sheet extends in the deformation joint, the U-shaped iron sheet is filled with bitumastic oakum, a bitumastic wood-wool plate is laid on the bitumastic oakum, a cement mortar bedding cushion is laid on the iron sheet, a section steel plate covers the cement mortar bedding cushion, the end portion, close to the floor, of the section steel plate is fixedly welded to the embedded iron casting, a transverse gap is reserved between the section steel plate and the floor, and the gap is plugged through polyurethane sealing materials after being welded. According to the method and structure of deformable connection between the concrete trestle step and the floor, the requirement of large-scale projects for the deformation joint can be met, the effect of sedimentation, the effect of shock prevention and the effect of stretching and contraction are achieved, and performance of water resistance is improved.
Description
Technical field
The present invention relates to a kind of construction wall marching method and connected structure, be specially deformable marching method and deformable connected structure that concrete trestle is marked time with flooring.
Background technology
Trestle is station, harbour, mine or factory, for handling goods or upper and lower passenger or specialize in the interim bridge architecture that job site traffic, mechanical arrangement and built on stilts operation are used.In civil engineering, the temporary bridge facility for transporting material, equipment, personnel build, is divided into timber trestle bridge and steel trestle by the material adopting.Trestle in railway car ferries is for rolling stock, to reach and drive off the bridge construction thing of ferryboat.
At present, the common trestle work structure forming of steel work and concrete is widely used in the fields such as railway construction, tunnel construction, power engineering.Due to can only piecemeal moulding in preformed, the trestle of concrete steel structure is marked time in use to be needed to be connected with concrete floor.Yet the steel nail using in prior art fixedly connected structure can not meet the sedimentation of building, shockproof, flexible requirement.And at joining place due to infiltration, cause the metal of connected structure and cementing agent easily aging, directly affect the application life of concrete trestle.
Summary of the invention
Main purpose of the present invention is under prior art condition, deformable marching method and deformable connected structure that a kind of brand-new concrete trestle is marked time with flooring are proposed, the demand that is connected of marking time with the deformable of flooring and waterproof to solve concrete trestle in engineering.
The technical solution that realizes above-mentioned purpose is: the deformable marching method that provides a kind of concrete trestle to mark time with flooring, it comprises the steps:
(1) on the beam of floor, settle embedded iron parts, described embedded iron parts is placed in the groove on the beam of floor;
(2) trestle mark time and floor between leave the deformation joint of certain distance, first, by the elongated upper surface that is arranged on concrete tread structure and floor of iron sheet, with steel nail, iron sheet is fixed on concrete tread structure and floor; Described iron sheet becomes U-shaped structure in deformation joint, and U-shaped iron sheet extends in deformation joint;
(3) filled bitumen flax silk in U-shaped iron sheet;
(4) on Bituminous hemp fiber, lay bituminous wood filament plate;
(5) on iron sheet, lay the 1:3 cement mortar bedding cushion that 20mm is thick, the further fixing U-shaped iron sheet of this cement mortar bedding cushion;
(6) 8mm is thick
shape steel plate covers on cement mortar bedding cushion, and in two downward ends of steel plate, an end is withstood and alignd with concrete tread structure, and the other end and embedded iron parts are welded and fixed, and a reserved lateral clearance between steel plate and flooring, so that welding operation is used;
(7) after steel plate and embedded iron parts are welded and fixed, polyurethane encapsulant shutoff for the gap between steel plate and flooring.
Wherein trestle step structure is layer structure, and bottom is girder steel, which is provided with trestle floor, and described trestle is equipped with one layer of heat preservation material on floor, and concrete tread structure is laid on heat insulating material top.
Wherein said embedded iron parts is the square iron plate of 100mmx100mm, and the distance between embedded iron parts is 500mm.
Wherein the bottom of U-shaped iron sheet is positioned at 1/2 place of deformation joint height.
The trestle deformable connected structure with flooring of marking time, wherein trestle step structure is layer structure, on the beam of floor, is mounted with embedded iron parts; Trestle mark time and floor between leave the deformation joint of certain distance; The elongated upper surface that is arranged on concrete tread structure and floor of iron sheet, is fixed on iron sheet on concrete tread structure and floor with steel nail; Described iron sheet becomes U-shaped structure in deformation joint, and U-shaped iron sheet extends in deformation joint; In U-shaped iron sheet, be filled with Bituminous hemp fiber; On Bituminous hemp fiber, be equipped with bituminous wood filament plate; On iron sheet, lay the 1:3 cement mortar bedding cushion that 20mm is thick, the further fixing U-shaped iron sheet of this cement mortar bedding cushion; 8mm is thick
shape steel plate covers on cement mortar bedding cushion, and in two downward ends of steel plate, an end is withstood and alignd with concrete tread structure, and the other end and embedded iron parts are welded and fixed; A reserved lateral clearance between steel plate and flooring, so that welding operation is used; After steel plate and embedded iron parts are welded and fixed, the gap between steel plate and flooring adopts the shutoff of polyurethane encapsulant.
The employing of marching method of the present invention and connected structure, relatively conventional way and structure have following technological merit:
(1) installation specification, easy construction, saves material.
(2) good looking appearance, flooring is connected closely.
(3) adaptation is wide compared with the seam within the scope of large scale, has played sedimentation, shockproof, flexible effect simultaneously.
(4) solve and there is no clear and definite standard before, the waste of material that construction arbitrarily causes, structure is careless, and it is inconvenient to use, the unreasonable problem of Secondary Design.
(5) improve water resistance, increase the application life of seam.
Accompanying drawing explanation
Fig. 1 is the front view of connected structure of the present invention.
In accompanying drawing: 1 is concrete tread structure; 2 is heat insulating material; 3 is cement mortar bedding cushion; 4 is embedded iron parts; 5 is polyurethane; 6 is floor; 7 is trestle floor; 8 is girder steel; 9 is iron sheet; 10 is steel plate.
The specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Concrete trestle is marked time while being connected with flooring, and the linking of its seam crossing can adopt following steps to carry out.
(1) trestle step structure is layer structure, and bottom is girder steel 8, which is provided with trestle floor 7, on described trestle floor 7, is equipped with one layer of heat preservation material 2, and concrete tread structure 1 is laid on heat insulating material 2 tops.
(2) on the beam of floor, settle embedded iron parts 4, the square iron plate that described embedded iron parts 4 is 100mmx100mm, is placed in the groove on the beam of floor, and the distance between embedded iron parts 4 is 500mm.
(3) after trestle is marked time and is constructed, and between floor 6, leave the deformation joint of certain distance, first by No. 26 elongated upper surfaces that are arranged on concrete tread structure 1 and floor 6 of galvanized sheet iron 9, with 35 long steel nails, iron sheet 9 is fixed on concrete tread structure 1 and floor 6; Described iron sheet 9 becomes U-shaped structure in deformation joint, and U-shaped iron sheet 9 extends in deformation joint, and the bottom of preferred U-shaped iron sheet 9 is positioned at 1/2 place of deformation joint height.
(4) filled bitumen flax silk in U-shaped iron sheet 9.
(5) on Bituminous hemp fiber, lay bituminous wood filament plate.
(6) on iron sheet 9, lay the 1:3 cement mortar bedding cushion 3 that 20mm is thick, the further fixing U-shaped iron sheet 9 of this cement mortar bedding cushion 3.
(7) 8mm is thick
shape steel plate 10 lids are to cement mortar bedding cushion 3, and in two downward ends of steel plate 10, an end is withstood and alignd with concrete tread structure 1, and the other end and embedded iron parts 4 are welded and fixed.A reserved lateral clearance between steel plate 10 and flooring, so that welding operation is used.
(8) after steel plate 10 is welded and fixed with embedded iron parts 4, polyurethane encapsulant shutoff for the gap between steel plate 10 and flooring.
By adopting above-mentioned marching method, can obtain that a kind of concrete trestle is marked time and flooring between deformable connected structure, wherein trestle step structure is layer structure, bottom is girder steel, which is provided with trestle floor 7, on described trestle floor 7, be equipped with one layer of heat preservation material 2, concrete tread structure 1 is laid on heat insulating material 2 tops.On the beam of floor, be mounted with embedded iron parts 4, the square iron plate that described embedded iron parts 4 is 100mmx100mm, is placed in the groove on the beam of floor, and the distance between embedded iron parts 4 is 500mm.Trestle mark time and floor 6 between leave the deformation joint of certain distance, No. 26 galvanized sheet irons 9 are elongated is arranged on the upper surfaces of concrete tread structure 1 and floor 6, with 35 long steel nails, iron sheet 9 is fixed on concrete tread structure 1 and floor 6; Described iron sheet 9 becomes U-shaped structure in deformation joint, and U-shaped iron sheet 9 extends in deformation joint, and the bottom of preferred U-shaped iron sheet 9 is positioned at 1/2 place of deformation joint height.In U-shaped iron sheet 9, be filled with Bituminous hemp fiber.On Bituminous hemp fiber, be equipped with bituminous wood filament plate.On iron sheet 9, lay the 1:3 cement mortar bedding cushion 3 that 20mm is thick, the further fixing U-shaped iron sheet 9 of this cement mortar bedding cushion 3.8mm is thick
shape steel plate 10 covers on cement mortar bedding cushion 3, and in two downward ends of steel plate 10, an end is withstood and alignd with concrete tread structure 1, and the other end and embedded iron parts 4 are welded and fixed.A reserved lateral clearance between steel plate 10 and flooring, so that welding operation is used.After steel plate 10 is welded and fixed with embedded iron parts 4, the gap between steel plate 10 and flooring adopts the shutoff of polyurethane encapsulant.
The deformable marching method and the connected structure that adopt above-mentioned concrete trestle to mark time with flooring, can meet the requirement of deformable seam, can realize good waterproof effect again.Above-mentioned marching method and connected structure installation specification, easy construction, saves material, can in a big way, promote the use of.
Claims (5)
1. the concrete trestle deformable marching method with flooring of marking time, it comprises the steps:
(1) on the beam of floor, settle embedded iron parts, described embedded iron parts is placed in the groove on the beam of floor;
(2) trestle mark time and floor between leave the deformation joint of certain distance, first, by the elongated upper surface that is arranged on concrete tread structure and floor of iron sheet, with steel nail, iron sheet is fixed on concrete tread structure and floor; Described iron sheet becomes U-shaped structure in deformation joint, and U-shaped iron sheet extends in deformation joint;
(3) filled bitumen flax silk in U-shaped iron sheet;
(4) on Bituminous hemp fiber, lay bituminous wood filament plate;
(5) on iron sheet, lay the 1:3 cement mortar bedding cushion that 20mm is thick, the further fixing U-shaped iron sheet of this cement mortar bedding cushion;
(6) the thick ┏ ┓ shape steel plate of 8mm is covered on cement mortar bedding cushion, in two downward ends of steel plate, an end is withstood and is alignd with concrete tread structure, and the other end and embedded iron parts are welded and fixed, a reserved lateral clearance between steel plate and flooring, so that welding operation is used;
(7) after steel plate and embedded iron parts are welded and fixed, polyurethane encapsulant shutoff for the gap between steel plate and flooring.
2. the concrete trestle as claimed in claim 1 deformable marching method with flooring of marking time, wherein trestle step structure is layer structure, and bottom is girder steel, which is provided with trestle floor, described trestle is equipped with one layer of heat preservation material on floor, and concrete tread structure is laid on heat insulating material top.
3. the concrete trestle as claimed in claim 1 deformable marching method with flooring of marking time, the square iron plate that wherein said embedded iron parts is 100mmx100mm, the distance between embedded iron parts is 500mm.
4. the concrete trestle as claimed in claim 1 deformable marching method with flooring of marking time, wherein the bottom of U-shaped iron sheet is positioned at 1/2 place of deformation joint height.
5. the deformable connected structure that the deformable marching method of marking time with flooring by the concrete trestle as described in any one in claim 1-4 obtains, wherein trestle step structure is layer structure, on the beam of floor, is mounted with embedded iron parts; Trestle mark time and floor between leave the deformation joint of certain distance; The elongated upper surface that is arranged on concrete tread structure and floor of iron sheet, is fixed on iron sheet on concrete tread structure and floor with steel nail; Described iron sheet becomes U-shaped structure in deformation joint, and U-shaped iron sheet extends in deformation joint; In U-shaped iron sheet, be filled with Bituminous hemp fiber; On Bituminous hemp fiber, be equipped with bituminous wood filament plate; On iron sheet, lay the 1:3 cement mortar bedding cushion that 20mm is thick, the further fixing U-shaped iron sheet of this cement mortar bedding cushion; 8mm is thick
shape steel plate covers on cement mortar bedding cushion, and in two downward ends of steel plate, an end is withstood and alignd with concrete tread structure, and the other end and embedded iron parts are welded and fixed; A reserved lateral clearance between steel plate and flooring, so that welding operation is used; After steel plate and embedded iron parts are welded and fixed, the gap between steel plate and flooring adopts the shutoff of polyurethane encapsulant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310268162.9A CN103526830B (en) | 2013-06-29 | 2013-06-29 | Concrete trestle is marked time and the deformable marching method of flooring and deformable connected structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310268162.9A CN103526830B (en) | 2013-06-29 | 2013-06-29 | Concrete trestle is marked time and the deformable marching method of flooring and deformable connected structure |
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| CN103526830A true CN103526830A (en) | 2014-01-22 |
| CN103526830B CN103526830B (en) | 2016-02-10 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352550A (en) * | 2013-06-29 | 2013-10-16 | 内蒙古电力勘测设计院 | Deformable connection structure of concrete landing stage steps and building surface |
| CN104878842A (en) * | 2015-06-01 | 2015-09-02 | 苏州大学 | Anti-leakage continuous settlement joint structure for huge building and installation method of anti-leakage continuous settlement joint structure |
| CN112796199A (en) * | 2021-01-29 | 2021-05-14 | 华能青岛热电有限公司 | Deformation joint structure of trestle and construction method thereof |
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| JP2003119709A (en) * | 2001-10-18 | 2003-04-23 | Nippon Steel Composite Co Ltd | Floor slab cross-binding method, floor-slab expandably cross-binding apparatus, and structure of floor slab cross-binding portion |
| CN1821503A (en) * | 2006-03-15 | 2006-08-23 | 刘丹 | Water leak-proof structure for building floor or roof deformation seam |
| JP2013036176A (en) * | 2011-08-04 | 2013-02-21 | Akira Okubo | Expansion device used for bridge and manufacturing method for the same |
| CN203361360U (en) * | 2013-06-29 | 2013-12-25 | 内蒙古电力勘测设计院 | Deformable joint structure of concrete trestle step and floor |
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2013
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2003119709A (en) * | 2001-10-18 | 2003-04-23 | Nippon Steel Composite Co Ltd | Floor slab cross-binding method, floor-slab expandably cross-binding apparatus, and structure of floor slab cross-binding portion |
| CN1821503A (en) * | 2006-03-15 | 2006-08-23 | 刘丹 | Water leak-proof structure for building floor or roof deformation seam |
| JP2013036176A (en) * | 2011-08-04 | 2013-02-21 | Akira Okubo | Expansion device used for bridge and manufacturing method for the same |
| CN203361360U (en) * | 2013-06-29 | 2013-12-25 | 内蒙古电力勘测设计院 | Deformable joint structure of concrete trestle step and floor |
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| 中铁十局扬子冯家沟储煤系统工程项目部: "施工技术交底记录—钢结构栈桥与转运站之间的地面变形缝做法", 《HTTP://WENKU.BAIDU.COM/VIEW/9E8D34EFB8F67C1CFAD6B868.HTML》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352550A (en) * | 2013-06-29 | 2013-10-16 | 内蒙古电力勘测设计院 | Deformable connection structure of concrete landing stage steps and building surface |
| CN104878842A (en) * | 2015-06-01 | 2015-09-02 | 苏州大学 | Anti-leakage continuous settlement joint structure for huge building and installation method of anti-leakage continuous settlement joint structure |
| CN112796199A (en) * | 2021-01-29 | 2021-05-14 | 华能青岛热电有限公司 | Deformation joint structure of trestle and construction method thereof |
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| CN103526830B (en) | 2016-02-10 |
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