CN105525554A - Cement concrete pavement waterproof structure with embedded seam of full-seam-opening hollow elastic tube - Google Patents
Cement concrete pavement waterproof structure with embedded seam of full-seam-opening hollow elastic tube Download PDFInfo
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- CN105525554A CN105525554A CN201610027249.0A CN201610027249A CN105525554A CN 105525554 A CN105525554 A CN 105525554A CN 201610027249 A CN201610027249 A CN 201610027249A CN 105525554 A CN105525554 A CN 105525554A
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- China
- Prior art keywords
- seam
- hollow elasticity
- elasticity pipe
- cement concrete
- concrete pavement
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Classifications
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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
- E01C11/00—Details of pavings
- E01C11/02—Arrangement or construction of joints; Methods of making joints; Packing for joints
- E01C11/04—Arrangement or construction of joints; Methods of making joints; Packing for joints for cement concrete paving
- E01C11/10—Packing of plastic or elastic materials, e.g. wood, resin
Abstract
The invention discloses a cement concrete pavement waterproof structure with an embedded seam of a full-seam-opening hollow elastic tube, comprising a hollow elastic tube which is arranged in the embedded seam and can horizontally expand and contract along with the expansion and contraction of a pavement slab; the elastic tube is at least provided with an arch-shaped bulge upwards under the squeezing action of the pavement slab; the surface of the hollow elastic tube, over against the seam, is provided with an open seam of which the inside and outside are communicated; the pre-compressed magnitude of a hollow elastic waterproof part is large, so that the hollow elastic waterproof part can have relatively large extension and compression space, can adapt to deformation of a concrete slab for a long time, and especially can adapt to horizontal expansion and contraction deformation and vertical shear deformation; and when the width of a transverse seam changes with the temperature, because the compression degree of the hollow elastic waterproof part is suitable for expansion and contraction motion of the hollow elastic waterproof part, under the conditions of the expansion and contraction deformation and shear deformation of the transverse seam, by reducing the interfacial stress caused by the expansion and contraction deformation and shear deformation of the transverse seam, the joint between the transverse seam and the elastic waterproof part can not be damaged because of separation of the elastic waterproof part from the transverse seam.
Description
Technical field
The present invention relates to a kind of waterproof construction, particularly a kind of standard-sized sheet seam hollow elasticity pipe embeds the cement concrete pavement waterproof construction of seam.
Background technology
The seam of cement concrete pavement can be divided into longitudinal joint and the large class of transverse joint two.Be called longitudinal joint with the seam of line parallel in route, the seam vertical with route is called transverse joint.But, when rainwater on road surface exists or flow, rainwater will from the seam on road surface to road structure seepage, ponding or water content in road structure is caused to increase, the structural strengths such as supercrust, basic unit, subbase, bed course are finally caused to decline, on the other hand, under the prefabricate pile effect of vehicle, make the ponding in road structure or percolating water generation flowing pressure, the destructions such as the generation of road pavement structure is washed away, scour.Under intensity decline and sound effect of water pressure, road structure is finally caused to produce the destructions such as cracking, fracture, and this destruction is other position infiltration and developments gradually to plate from seam crossing at first, finally cause cement concrete pavement short for application life, driving stationarity and comfortableness poor, affect running speed and traffic safety.And the existing waterproof method for cement pavement seam, the fast seam crossing in general employing asphalt seal road surface, road surface adopts the method for stiffener, but adopt pitch seam, due to the impact by the temperature difference, under low-temperature condition, pitch and road slab shrink, seam is opened, and the sealing effect of pitch is undesirable, also needs frequent maintenance simultaneously, affect traffic and increase maintenance cost, and adopting the method for stiffener, it is difficult to the distortion adapting to concrete slab, especially horizontal extension distortion and vertical shearing distortion, waterproof effect is bad, and life cycle is short.At present conventional have the joint sealing material such as pitch base class, polyurethanes, silicone based, silicone, they are the modes by adding heat construction or normal temperature construction, the material with certain denseness and mobility requirement prepared is poured in pavement joint, until its cooled and solidified or after the reaction solidification of a few hours, open to traffic.Be formulated into construction, open to traffic from joint sealing material, usually need the longer time, closing restricted driving to road traffic has considerable influence.
Summary of the invention
In view of this, a kind of standard-sized sheet is the object of the present invention is to provide to stitch the cement concrete pavement waterproof construction of hollow elasticity pipe embedding seam, structure is simple, the complete open to traffic immediately of easy construction filleting, good water-proof effect, can adapt to the distortion of concrete slab for a long time, especially horizontal extension distortion and vertical shearing distortion, life cycle is long.
Standard-sized sheet seam hollow elasticity pipe of the present invention embeds the cement concrete pavement waterproof construction of seam, comprise embed in seam arrange and can with the expansion of road slab and contraction the hollow elasticity pipe of horizontal extension, described elastic tube at least upwards has an arch lug boss under the squeezing action of road slab, is just being provided with elastic tube equal length and the inside and outside open seam be communicated with the hollow elasticity pipe face in gap;
Further, described hollow elasticity tube section is inverted U-shaped;
Further, described hollow elasticity pipe is soft tubing and is adhesively fixed with seam two inside wall;
Further, the precompressed amount that described hollow elasticity pipe embeds in seam is not less than 4mm;
Further, the pipe thickness of described hollow elasticity pipe is 1-3mm;
Further, the hot strength > 5MPa of described hollow elasticity pipe, elongation rate of tensile failure > 200%, tearing strength > 20kN/m, hardness > 50HA, rebound degree > 50%;
Further, described elasticity tubing flushes with road slab surface or arranges lower than road slab surface;
Further, hermetically enclosed with elastic water-proofing material between the seam wall that described hollow elasticity pipe two ends are corresponding with it.
Beneficial effect of the present invention: standard-sized sheet seam hollow elasticity pipe of the present invention embeds the cement concrete pavement waterproof construction of seam, hollow elasticity waterproof case pre compressed magnitude is large, larger stretching, extension and compression stroke can be had, the distortion of concrete slab can be adapted to for a long time, especially horizontal extension distortion and vertical shearing distortion, when the width of seam varies with temperature, compression degree due to hollow elasticity pipe is suitable for it and carries out stretching motion, when joint gap broadens, the compression degree of hollow elasticity waterproof case diminishes or has the stretching of little degree, elastic tube itself and because of stretching, breakage can not occur with the junction of seam, when seam narrows, the compression degree of elastic water-proof bar strengthens, but owing to compressing the open seam structure on the lug boss that formed and elastic tube, therefore elastic water-proof part is when seam dilatation and shear strain, by reducing because seam is stretched, the interfacial stress of shear strain and can not cause because detaching seam the junction of seam and elastic tube produce damaged should, this water proof structure good water-proof effect, good endurance, interfacial agents can rapid curing, normal temperature rapid construction can be realized, quick open to traffic, with joint sealing material, there is obviously advantage than existing methods mutually.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is structural representation of the present invention;
Fig. 2 be open seam and hollow elasticity pipe isometric hollow elasticity pipe structure schematic diagram;
The road surface waterproof structure of Fig. 3 to be hollow elasticity tube section be inverted U-shaped.
Detailed description of the invention
Fig. 1 is structural representation of the present invention, Fig. 2 be open seam and hollow elasticity pipe isometric hollow elasticity pipe structure schematic diagram, the road surface waterproof structure of Fig. 3 to be hollow elasticity tube section be inverted U-shaped, as shown in the figure: standard-sized sheet seam hollow elasticity pipe of the present invention embeds the cement concrete pavement waterproof construction of seam, comprise embed in seam 1 arrange and can with the expansion of road slab and contraction the hollow elasticity pipe 2 of horizontal extension, described elastic tube 2 at least upwards has an arch lug boss under the squeezing action of road slab, is just being provided with elastic tube equal length and the inside and outside open seam 3 be communicated with hollow elasticity pipe 2 face in gap, larger stretching, extension and compression stroke can be had, the distortion of concrete slab can be adapted to for a long time, especially horizontal extension distortion and vertical shearing distortion, when the width of seam 1 varies with temperature, compression degree due to hollow elasticity pipe 2 is suitable for it and carries out stretching motion, when seam 1 width broadens, the compression degree of hollow elasticity pipe 2 diminishes or has the stretching of little degree, elastic tube 2 is own and because of stretching, breakage can not occur with the junction of seam 1, when seam 1 narrows, the compression degree of elastic tube 2 strengthens, but owing to compressing open seam 3 structure on the lug boss that formed and elastic tube 2, therefore elastic water-proof part is when seam 1 dilatation and shear strain, by reducing because seam 1 is stretched, the interfacial stress of shear strain and seam 1 and the junction of elastic tube 2 can not be caused because detaching seam 1 to produce breakage, even if pre compressed magnitude is complete, also the distortion adapting to concrete slab can be continued by the elasticity of tubing itself, comprise horizontal extension distortion and vertical shear strain.Hollow elasticity pipe 2 can be temperature (high/low temperature) stability, good springiness, soft rubber pipe that fast light heat aging performance is good, also can have the tubing of the other materials of equal temperature stability, ageing resistace and elastic performance for other.
In the present embodiment, described hollow elasticity tube section is inverted U-shaped, and the uncovered portion of U-shaped structure is towards setting of joint, and arch portion upward.Namely when the seam of open seam wide enough large time be inverted U-shaped; U-shaped structure formed domes on the basis of tubing technical indicator, there is higher bearing capacity and resilience.The extrude tubes not resiliences such as stone can be prevented and stay in the joint.The seam of open seam is wide can be selected arbitrarily according to the feature of seam and construction requirement, has larger stretching, extension and compression stroke equally, can adapt to the distortion of concrete slab for a long time, especially horizontal extension distortion and vertical shearing distortion.
In the present embodiment, described hollow elasticity pipe 2 is soft tubing and is adhesively fixed with seam 1 liang of inside wall; Hollow elasticity pipe 2 is connected by high-strength binding material with two sidewalls of seam 1, ensure that sealing, and structure is simple, easy construction, good water-proof effect.Hollow elasticity pipe 2 adopts ageing resistace good, the material that elasticity is strong is made, during construction, in the bonding interface agent of the bonding hollow elasticity pipe 2 of seam 1 liang of inside wall brushing, interfacial agents is brushed at twice, the bonding agent that first brushing is strong with seam 1 internal-wall concrete caking property, the bonding agent that brushing is strong with rubber tube caking property more thereon after its solidification, then hollow elasticity pipe 2 is clamp-oned in seam 1, hollow elasticity pipe 2 material there is larger pre compressed magnitude simultaneously, certain precompression is conducive to tubing and concrete interface adhesion is better, can be good at the distortion adapting to concrete slab, especially horizontal extension distortion and vertical shearing distortion.Structure is simple, easy construction.Need between the bonding agent of twice brushing that there is good caking property, object makes to be formed between hollow elasticity pipe 2 and seam 1 internal-wall concrete to bond by force, the cross section structure of hollow elasticity pipe 2 can be any one in circle, ellipse, and being preferably cross section is circular tubing.
In the present embodiment, the precompressed amount that described hollow elasticity pipe 2 embeds in seam 1 is not less than 4mm; Carry out the enough decrements of adaptive selection, enough decrements according to the feature of seam and construction requirement, can ensure that round tube and seam wall have larger bonded contact area, improve waterproof effect and filleting intensity, improve distortion compliance simultaneously.
In the present embodiment, the pipe thickness of described hollow elasticity pipe 2 is 1-3mm; Be preferably 1mm, 2mm, 3mm, make hollow elasticity pipe 2 have certain vertical compressive resistance, to resist rut wearing and tearing.
In the present embodiment, the hot strength > 5MPa of described hollow elasticity pipe, elongation rate of tensile failure > 200%, tearing strength > 20kN/m, hardness > 50HA, rebound degree > 50%; Improve distortion toughness, make open seam 3 gap not easily horizontal extension under tensile force effect; Improve the vertical compressive resistance of empty elastic tube 2 simultaneously further, wear and tear and avoid gravelstone grain to fall into gap cannot get rid of to resist rut.
In the present embodiment, described elastic tube 2 material flushes with road slab surface or arranges lower than road slab surface; Reduce rut wearing and tearing.
In the present embodiment, with bituminous seal joint seal between seam 1 inside wall that described hollow elasticity pipe 2 two ends are corresponding with it; Improve waterproof seal, overall construction intensity is high, and anti-water stability is strong, extends result of use.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (8)
1. the cement concrete pavement waterproof construction of a standard-sized sheet seam hollow elasticity pipe embedding seam, it is characterized in that: comprise embed in seam arrange and can with the expansion of road slab and contraction the hollow elasticity pipe of horizontal extension, described elastic tube at least upwards has an arch lug boss under the squeezing action of road slab, is just being provided with elastic tube equal length and the inside and outside open seam be communicated with the hollow elasticity pipe face in gap.
2. standard-sized sheet seam hollow elasticity pipe according to claim 1 embeds the cement concrete pavement waterproof construction of seam, it is characterized in that: described hollow elasticity tube section is inverted U-shaped.
3. standard-sized sheet seam hollow elasticity pipe according to claim 1 and 2 embeds the cement concrete pavement waterproof construction of seam, it is characterized in that: described hollow elasticity pipe is soft tubing and is adhesively fixed with seam two inside wall.
4. standard-sized sheet seam hollow elasticity pipe according to claim 3 embeds the cement concrete pavement waterproof construction of seam, it is characterized in that: the precompressed amount that described hollow elasticity pipe embeds in seam is not less than 4mm.
5. standard-sized sheet seam hollow elasticity pipe according to claim 4 embeds the cement concrete pavement waterproof construction of seam, it is characterized in that: the pipe thickness of described hollow elasticity pipe is 1-3mm.
6. standard-sized sheet seam hollow elasticity pipe according to claim 5 embeds the cement concrete pavement waterproof construction of seam, it is characterized in that: the hot strength > 5MPa of described hollow elasticity pipe, elongation rate of tensile failure > 200%, tearing strength > 20kN/m, hardness > 50HA, rebound degree > 50%.
7. standard-sized sheet seam hollow elasticity pipe according to claim 6 embeds the cement concrete pavement waterproof construction of seam, it is characterized in that: described elasticity tubing flushes with road slab surface or arranges lower than road slab surface.
8. standard-sized sheet seam hollow elasticity pipe according to claim 1 embeds the cement concrete pavement waterproof construction of seam, it is characterized in that: hermetically enclosed with elastic water-proofing material between the seam wall that described hollow elasticity pipe two ends are corresponding with it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610027249.0A CN105525554A (en) | 2016-01-17 | 2016-01-17 | Cement concrete pavement waterproof structure with embedded seam of full-seam-opening hollow elastic tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610027249.0A CN105525554A (en) | 2016-01-17 | 2016-01-17 | Cement concrete pavement waterproof structure with embedded seam of full-seam-opening hollow elastic tube |
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| Publication Number | Publication Date |
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| CN105525554A true CN105525554A (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610027249.0A Pending CN105525554A (en) | 2016-01-17 | 2016-01-17 | Cement concrete pavement waterproof structure with embedded seam of full-seam-opening hollow elastic tube |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109113035A (en) * | 2018-10-12 | 2019-01-01 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of dismountable tail water cooler bulkhead gate design method and structure |
| CN109487637A (en) * | 2018-08-31 | 2019-03-19 | 重庆交通大学 | Track bed face waterproof layer expanded joint structure |
| CN109487638A (en) * | 2018-08-31 | 2019-03-19 | 重庆交通大学 | Railway ballastless track road bed waterproof layer expanded joint structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3877829A (en) * | 1973-04-05 | 1975-04-15 | Heinz Honegger | Roadway expansion joint |
| US4437785A (en) * | 1983-01-25 | 1984-03-20 | Acme Highway Products Corp. | Elastomeric sealing member |
| DE4126090C1 (en) * | 1991-08-07 | 1993-01-28 | Strabag Bau-Ag, 2000 Hamburg, De | Seal for seams in concrete road surfaces - includes elastically deformable seam band which is placed in seam in U=shape |
| CN2258508Y (en) * | 1996-11-06 | 1997-07-30 | 陈琦 | Rubber strip for filling seem of concrete road |
| JP2004150133A (en) * | 2002-10-30 | 2004-05-27 | Tokai Rubber Ind Ltd | Expansion joint material for concrete pavement |
-
2016
- 2016-01-17 CN CN201610027249.0A patent/CN105525554A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3877829A (en) * | 1973-04-05 | 1975-04-15 | Heinz Honegger | Roadway expansion joint |
| US4437785A (en) * | 1983-01-25 | 1984-03-20 | Acme Highway Products Corp. | Elastomeric sealing member |
| DE4126090C1 (en) * | 1991-08-07 | 1993-01-28 | Strabag Bau-Ag, 2000 Hamburg, De | Seal for seams in concrete road surfaces - includes elastically deformable seam band which is placed in seam in U=shape |
| CN2258508Y (en) * | 1996-11-06 | 1997-07-30 | 陈琦 | Rubber strip for filling seem of concrete road |
| JP2004150133A (en) * | 2002-10-30 | 2004-05-27 | Tokai Rubber Ind Ltd | Expansion joint material for concrete pavement |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109487637A (en) * | 2018-08-31 | 2019-03-19 | 重庆交通大学 | Track bed face waterproof layer expanded joint structure |
| CN109487638A (en) * | 2018-08-31 | 2019-03-19 | 重庆交通大学 | Railway ballastless track road bed waterproof layer expanded joint structure |
| CN109113035A (en) * | 2018-10-12 | 2019-01-01 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of dismountable tail water cooler bulkhead gate design method and structure |
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Application publication date: 20160427 |