CN201686931U - Large-width railroad bridge floor waterproofing system - Google Patents
Large-width railroad bridge floor waterproofing system Download PDFInfo
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- CN201686931U CN201686931U CN 201020172920 CN201020172920U CN201686931U CN 201686931 U CN201686931 U CN 201686931U CN 201020172920 CN201020172920 CN 201020172920 CN 201020172920 U CN201020172920 U CN 201020172920U CN 201686931 U CN201686931 U CN 201686931U
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- waterproof construction
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Abstract
The utility model relates to a large-width railroad bridge floor waterproofing system which comprises a rail slab area waterproofing structure, a middle area waterproofing structure and an overlapping area, wherein the rail slab area waterproofing structure comprises a sliding layer, a waterproofing layer and an adhesive layer sequentially from top to bottom and is bonded with a concrete bridge floor by the adhesive layer. The waterproofing material can be prefabricated in factories; and the construction can be mechanized, thus shortening the construction cycle greatly.
Description
Technical field
The utility model relates to a kind of big fabric width Railway Bridges face waterproofing system.
Background technology
The basic at present non-fragment orbit that adopts of newly-built Line for Passenger Transportation of railway and high-speed railway, because of structure and anti-draining needs, the bridge deck structure more complicated, therefore how effectively to realize the bridge floor integral waterproofing, improve the level and the cost performance of the anti-draining of non-fragment orbit bridge floor, can satisfy simultaneously the 26S Proteasome Structure and Function requirement of non-fragment orbit again, become a technical problem that needs to be resolved hurrily.
General common waterproof roll bridge deck water-proof and the polyureas of adopting of non-fragment orbit Line for Passenger Transportation and high-speed railway bridge sprays bridge deck water-proof at present, and there are a lot of problems in this:
1),, therefore do not meet the requirement of non-fragment orbit for the waterproofing materials abrasion resistance owing to have a large amount of horizontal strokes, vertical coiled material joint though common waterproof roll reasonable price, steady quality, construction are cheap;
2) the polyureas spraying is because of its good water-proof effect, easy construction, on non-fragment orbit Line for Passenger Transportation and high-speed railway bridge, widely use at present, but the cost of spray polyurea is higher, quality is unstable, be subjected to that the site operation ambient influnence is very big, construction period and quality can not be taken into account, and is all restricting the use of spray polyurea on China railways.
The utility model content
In order to overcome the problems of the prior art, a purpose of the present utility model is to provide a kind of big fabric width Railway Bridges face waterproofing system.So-called big fabric width Railway Bridges face waterproofing system just is meant a whole set of waterproof construction that is used on the railway non-fragment orbit circuit bridge floor, and the waterproof fabric width is bigger under its middle orbit plate, general requirements 〉=3.5m.Particularly, be achieved through the following technical solutions: a kind of railroad bridge bridge floor waterproofing system, comprise track plate district waterproof construction, mesozone waterproof construction and overlap, described track plate district waterproof construction comprises sliding layer, waterproofing course and adhesive linkage from top to bottom successively, and track plate district waterproof construction is bonding by adhesive linkage and bridge concrete bridge floor.
According to utility model on the other hand, described sliding layer comprises the first geotechnological layer of cloth, macromolecule membranous layer and the second geotechnological layer of cloth from top to bottom.
According to utility model on the other hand, the mesozone waterproof construction comprises surface layer, waterproofing course and adhesive linkage from top to bottom successively, and the mesozone waterproof construction is bonding by adhesive linkage and bridge concrete bridge floor.
According to utility model on the other hand, mesozone waterproof construction and track plate district waterproof construction overlap by on-the-spot hot melt adhesion, constitute overlap.
According to utility model on the other hand, the first geotechnological layer of cloth and macromolecule membranous layer hot melt adhesion, the second geotechnological layer of cloth contacts slidably with macromolecule membranous layer.
According to utility model on the other hand, the second geotechnological layer of cloth and waterproofing course hot melt adhesion.
According to utility model on the other hand, railroad bridge bridge floor waterproofing system comprises at least one track plate district waterproof construction.
According to utility model on the other hand, the waterproofing course in track plate district waterproof construction and the mesozone waterproof construction is the high molecular polymer waterproofing course.
According to utility model on the other hand, described adhesive linkage is high molecular polymer class or inorganic matter.
The utility model compared with prior art has the following advantages: the waterproofing materials prefabrication, and steady quality, easy to use; But mechanization (or half artificial half machinery) construction, speed is fast, does not influence the construction at other positions, can significantly reduce construction period; The joint that does not have waterproof roll is laid the back planeness and is satisfied the requirement of non-fragment orbit to the bridge floor planeness; Reasonable price, the cost performance height.
Description of drawings
Fig. 1 is the schematic diagram according to the big fabric width Railway Bridges face waterproofing system of the utility model preferred embodiment.
Fig. 2 is the track plate district waterproof construction schematic diagram among Fig. 1.
Fig. 3 is the mesozone waterproof construction schematic diagram among Fig. 1.
Fig. 4 is a kind of structural representation according to overlap of the present utility model.
Fig. 5 is a flow chart of implementing big fabric width Railway Bridges face waterproof method.
The specific embodiment
Below in conjunction with accompanying drawing; by preferred embodiment preferred forms of the present utility model is described; the specific embodiment here is to explain the utility model; and should not be construed as restriction of the present utility model; under the situation that does not break away from spirit of the present utility model and essential scope; can make various changes and modifications, these all should be included within the protection domain of the present utility model.
Shown in 1, wherein show railroad bridge bridge floor waterproofing system schematic diagram according to the utility model preferred embodiment.Particularly, a kind of railroad bridge bridge floor waterproofing system comprises track plate district waterproof construction 1, mesozone waterproof construction 3 and overlap 2.Wherein overlap 2 is the lap of track plate district waterproof construction 1 and mesozone waterproof construction 3.
Preferably, as shown in Figure 2, track plate district waterproof construction 1 comprises sliding layer, waterproofing course 9 and adhesive linkage 10 from top to bottom successively, and track plate district waterproof construction 1 is connected with concrete beam 11 (bridge floor) by adhesive linkage 10.The concrete beam 11 here is exactly (concrete) case beam 4 among Fig. 1.The organic composition of above-mentioned sliding layer, waterproofing course and concrete bridge deck has not only been satisfied structural requirement but also satisfied waterproof requirement.Preferably, described sliding layer can comprise geotechnological layer of cloth 6, macromolecule membranous layer 7 and geotechnological layer of cloth 8.
Preferably, as shown in Figure 3, mesozone waterproof construction 3 comprises coating materials layer 12, waterproofing course 13 and adhesive linkage 14 from top to bottom successively, and mesozone waterproof construction 3 is bonding by adhesive linkage 14 and concrete beam 15.
Track plate district waterproof construction 1 and mesozone waterproof construction 3 form the integrated deck waterproof by overlap joint.In addition, the bridge floor remainder can adopt waterproof coiled material or polyureas spraying waterproofing course.Also show the protecting wall of using 5 in the railway in the accompanying drawing 1.
In track plate district waterproof construction 1, sliding layer is meant two cloth, one membrane structure, cloth refers to geotextiles, can be long fibre or short fiber; Upper strata geotextiles 6 and macromolecule membranous layer 7 hot melt adhesions are together; Contact slidably between lower floor's geotextiles 8 and the macromolecule membranous layer 7; Waterproofing course 9 bonds together by adhesive linkage 10 and concrete beam 11 again.This adhesive linkage 10 can be any material with binding function, for example inorganic matter or high molecular polymer, geotechnological layer of cloth 8 and waterproofing course 9 hot melt adhesions.This kind structure can guarantee the slip needs of fragment-free track slab, can satisfy the requirement of beam face integral waterproofing again, can disposablely cover track plate zone fully simultaneously, non junction, and speed of application is fast, does not influence the carrying out of subsequent handling.
In mesozone waterproof construction 3, comprise adhesive linkage 14 (can be inorganic matter or high molecular polymer equally), waterproofing course 13 and coating materials layer 12.Waterproofing course 13 is preferably the high molecular polymer waterproofing course.Wherein therefore coating materials layer 12 must possess functions such as stain resistance, corrosion resistance, weatherability and UV resistant irradiation owing to be exposed in the atmosphere fully.
Preferably, as shown in Figure 4, overlap 2 comprises the waterproofing course 9 in adhesive linkage 14, geotechnological layer of cloth 8, the track plate district of waterproofing course 13, the mesozone of from top to bottom coating materials floor 12 (surface layer), geotechnological layer of cloth 6, polymeric membrane 7, mesozone, the adhesive linkage 10 in track plate district (itself and concrete beam 11 bonding).Preferably, contact slidably between the waterproofing course 13 of macromolecule membranous layer 7 and mesozone.Certainly, the overlapping mode that it will be appreciated by persons skilled in the art that overlap 2 also can be alternate manner.
As shown in Figure 5, wherein show railroad bridge bridge floor waterproof method of the present utility model; At first pre-track plate district waterproof construction and mesozone waterproof construction (can save surface layer during the waterproof construction of prefabricated mesozone, this surface layer can carry out in subsequent step), laid rail guidance tape district waterproof construction then, then carry out track plate and line construction, then lay the mesozone waterproof construction, overlap track plate district's waterproof construction and mesozone waterproof construction then, be mesozone waterproof construction spary coating materials layer (that is to say, be the waterproof construction spary surface layer that exposes) then.
In addition, can also carry out other bridge floor facility construction, carry out other bridge deck water-proof construction then, carry out other waterproofing course overlap joint at last.
Certainly, the said method flow process is not to be absolutely necessary all, obviously, can be according to concrete needs, above-mentioned flow process is simplified, for example, at first pre-track plate district waterproof construction and mesozone waterproof construction (can save surface layer/coating materials floor during the waterproof construction of prefabricated mesozone, this surface layer can carry out in subsequent step), laid rail guidance tape district waterproof construction then, then lay the mesozone waterproof construction, then overlap track plate district's waterproof construction and mesozone waterproof construction, be mesozone waterproof construction spary coating materials layer (carrying out when this step can be chosen in prefabricated mesozone waterproof construction) then.
Preferably, as shown in fig. 1, railroad bridge bridge floor waterproofing system comprises at least one track plate district waterproof construction 1.Certainly, according to building needs, also can two or more.
In sum, the utility model compared with prior art has the following advantages: the waterproof material prefabrication, and steady quality, easy to use; But mechanization (or half artificial half machinery) construction, speed is fast, does not affect the construction at other positions, shortens construction period; The joint that does not have waterproof roll, flatness satisfies non-fragment orbit to the requirement of bridge floor flatness after laying; Reasonable price, the cost performance height.
Claims (9)
1. railroad bridge bridge floor waterproofing system, it is characterized in that comprising track plate district waterproof construction, mesozone waterproof construction and overlap, described track plate district waterproof construction comprises sliding layer, waterproofing course and adhesive linkage from top to bottom successively, and track plate district waterproof construction is bonding by adhesive linkage and bridge concrete bridge floor.
2. according to the railroad bridge bridge floor waterproofing system of claim 1, it is characterized in that described sliding layer comprises the first geotechnological layer of cloth, macromolecule membranous layer and the second geotechnological layer of cloth from top to bottom.
3. according to the railroad bridge bridge floor waterproofing system of claim 2, it is characterized in that the mesozone waterproof construction comprises coating materials layer, waterproofing course and adhesive linkage from top to bottom successively, the mesozone waterproof construction is bonding by adhesive linkage and bridge concrete beam face.
4. according to the railroad bridge bridge floor waterproofing system of claim 3, it is characterized in that track plate district's waterproof construction and mesozone waterproof construction overlap by on-the-spot sweat soldering, constitute described overlap.
5. according to claim 2,3 or 4 railroad bridge bridge floor waterproofing system, it is characterized in that the first geotechnological layer of cloth and macromolecule membranous layer hot melt adhesion, contact slidably between the second geotechnological layer of cloth and the macromolecule membranous layer.
6. according to the railroad bridge bridge floor waterproofing system in the claim 5, it is characterized in that in track plate district waterproof construction the second geotechnological layer of cloth and waterproofing course hot melt adhesion.
7. according to the railroad bridge bridge floor waterproofing system of claim 5, it is characterized in that railroad bridge bridge floor waterproofing system comprises at least one track plate district waterproof construction.
8. according to the railroad bridge bridge floor waterproofing system in the claim 7, it is characterized in that the waterproofing course in track plate district's waterproof construction and the mesozone waterproof construction is the high molecular polymer waterproofing course.
9. the railroad bridge bridge floor waterproofing system in according to Claim 8 is characterized in that described adhesive linkage is the high molecular polymer class or is inorganic matter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020172920 CN201686931U (en) | 2010-04-28 | 2010-04-28 | Large-width railroad bridge floor waterproofing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020172920 CN201686931U (en) | 2010-04-28 | 2010-04-28 | Large-width railroad bridge floor waterproofing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201686931U true CN201686931U (en) | 2010-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020172920 Expired - Lifetime CN201686931U (en) | 2010-04-28 | 2010-04-28 | Large-width railroad bridge floor waterproofing system |
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| CN (1) | CN201686931U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101787674A (en) * | 2010-02-26 | 2010-07-28 | 中国铁道科学研究院铁道建筑研究所 | Watertight system and method of railway bridge surface with large width |
| CN104278627A (en) * | 2013-07-11 | 2015-01-14 | 中铁工程设计咨询集团有限公司 | Expansion joint of railway steel truss girder bridge |
| CN105002794A (en) * | 2015-05-29 | 2015-10-28 | 大禹伟业(北京)国际科技有限公司 | Composite material and method for conducting ballastless track waterproof maintenance by adopting composite material |
-
2010
- 2010-04-28 CN CN 201020172920 patent/CN201686931U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101787674A (en) * | 2010-02-26 | 2010-07-28 | 中国铁道科学研究院铁道建筑研究所 | Watertight system and method of railway bridge surface with large width |
| CN101787674B (en) * | 2010-02-26 | 2011-12-28 | 中国铁道科学研究院铁道建筑研究所 | Watertight system and method of railway bridge surface with large width |
| CN104278627A (en) * | 2013-07-11 | 2015-01-14 | 中铁工程设计咨询集团有限公司 | Expansion joint of railway steel truss girder bridge |
| CN105002794A (en) * | 2015-05-29 | 2015-10-28 | 大禹伟业(北京)国际科技有限公司 | Composite material and method for conducting ballastless track waterproof maintenance by adopting composite material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20101229 Effective date of abandoning: 20111228 |