CN201232204Y - Waterproof material for dividing rack and grouting waterproofing structure thereof - Google Patents
Waterproof material for dividing rack and grouting waterproofing structure thereof Download PDFInfo
- Publication number
- CN201232204Y CN201232204Y CNU2008201505925U CN200820150592U CN201232204Y CN 201232204 Y CN201232204 Y CN 201232204Y CN U2008201505925 U CNU2008201505925 U CN U2008201505925U CN 200820150592 U CN200820150592 U CN 200820150592U CN 201232204 Y CN201232204 Y CN 201232204Y
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- CN
- China
- Prior art keywords
- tooth bar
- rack
- slip
- waterproof
- casting
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- 239000000463 material Substances 0.000 title claims abstract description 46
- 238000004078 waterproofing Methods 0.000 title claims description 59
- 238000007569 slipcasting Methods 0.000 claims abstract description 30
- 238000000638 solvent extraction Methods 0.000 claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 12
- 238000010276 construction Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 6
- 230000008595 infiltration Effects 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000004746 geotextile Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to a rack-division waterproof material and a slip-casting waterproof structure thereof, wherein the rack-division waterproof material comprises a waterproof layer on which a plurality of racks are arranged. The rack-division slip-casting waterproof structure comprises a rack-division waterproof material layer and a concrete layer arranged on the rack-division waterproof material layer, wherein a slip-casting nozzle and a slip-casting conduit tube are arranged between the rack-division waterproof material layer and the racks, and the slip-casting nozzle is connected with the slip-casting conduit tube. The rack-division waterproof material and the slip-casting waterproof structure thereof improve the safety of the whole underground construction waterproof system. The rack-division waterproof material layer and a preset slip-casting waterproof amending structure are formed by previously embedding the slip-casting nozzle and the slip-casting conduit tube on the rack-division waterproof layer. After being built by concrete, once seepage or water leakage occurs, seepage and water leakage can be controlled and the range of seepage can be restricted by the rack-division function of the rack-division waterproof material layer. Effective slip-casting amendment can be carried out to the waterproof material layer and the concrete structure in the seepage and water leakage area by previously embedding the slip-casting system. After the amendment the waterproof quality is safe and reliable, no relapse occurs, and the cost is low.
Description
Technical field
The utility model relates to the waterproofing materials and the default grouting and water-proof structure thereof of underground structrue engineering.
Background technology
At present, in underground construction and construction of tunnel waterproof technology, adopt flexible waterproof layer usually as the main waterproof measure in first road.Usually adopt as waterproofing materialss such as PVC, TPO, ECB, EVA, EPDM, SBS, APP and pitch class self-adhesions usually as flexible waterproof layer, and PVC (polyvinyl chloride) material has acidproof, alkaline-resisting and chemical attack and long-lived excellent characteristic, has good pliability simultaneously, characteristics such as seam weldability are widely used for using as underground construction, construction of tunnel flexible waterproof layer.
Above-described conventional waterproof material all has different waterproof advantages separately; but; they all exist a big common weakness; promptly in underground structure, in case waterproofing course has spot failure, underground water enters slit between waterproof layer and the concrete by the waterproof layer that damages; underground water is all-pervasive; thereby " scurrying water " problem of generation makes whole underground structure suffer phreatic erosion ahead of time, and waterproof layer thoroughly loses the waterproofing protection function.If there are quality problems in the concrete structure of this moment, if any the crack or build leakiness or the like, the phenomenon that will produce infiltration, leak of structure, thereby influenced the normal operation of underground structure, because structure suffers phreatic erosion in advance and for a long time, accelerate the problem of corrosion of steel bar and concrete aging, shortened the application life of structure.
Though, measures such as later stage employing grouting process are repaired, but, just crannied or build uncompacted concrete and repair at seepage place, rather than the waterproof layer that has damaged repaired, can not solve the problem that underground structure integral body exempts from groundwater erosion up hill and dale, so repair very difficulty, waterproof effect is undesirable, often produces the universal phenomenon of recurrence percolating water after the repairing.Because slip casting is repaired, must beat many slip casting holes in the concrete structure inboard, structural stability is had side effects, and renewal expense is big.
The utility model content
Produce the difficult problem of " scurrying water " and the difficulty that waterproofing course is repaired in order to solve above-mentioned conventional waterproof material infiltration back, the utility model provides a kind of tooth bar partitioning waterproofing material and default slip casting preparing structure.
The utility model adopts following technical scheme:
A kind of tooth bar partitioning waterproofing material comprises waterproofing course, and described waterproofing course is provided with many toothed rack.
Further, the spacing between the adjacent described tooth bar equates.
Further, the height of described many toothed rack equates.
Further, described waterproofing course and many toothed rack are structure as a whole.
Further, described tooth bar comprises tooth bar head and the tooth bar handle that is connected waterproofing course and tooth bar head.
Further, the width of described tooth bar head is greater than the tooth bar handle.
Further, the cross section of described tooth bar handle is a list structure.
Further, the cross section of described tooth bar head is prismatic, rectangle, circle or oval.
Further, the cross section of described tooth bar head is triangle or square.
The utility model also provides a kind of tooth bar subregion grouting and water-proof structure to comprise: above-mentioned tooth bar partitioning waterproofing material layer and the layer of concrete of being located on the tooth bar partitioning waterproofing material layer, wherein, be provided with slip casting mouth and grouting pipe between the tooth bar of tooth bar partitioning waterproofing material layer, described slip casting mouth is connected with Grouting Pipe.
The utility model has improved the safety of whole underground project waterproof system.Tooth bar partitioning waterproofing material layer and default grouting and water-proof preparing structure thereof, promptly on tooth bar partitioning waterproofing layer, bury slip casting mouth and grouting pipe in advance underground, after concreting, in case discovery percolating water, by the effect of tooth bar partitioning waterproofing material layer upper rack subregion, thereby the control seepage " is scurried water " and the scope of restriction percolating water, by pre-buried filling system, carry out effective slip casting at the waterproof layer in seepage zone and concrete structure and repair, the waterproof quality after the repairing is safe and reliable, do not recur and expense economy.The utility model can be widely used in the waterproof of underground structrue engineerings such as basement, underground parking, station, highway/railway tunnel and subway tunnel.
Further specify the utility model below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is the utility model tooth bar partitioning waterproofing material example structure schematic diagram.
Fig. 2 is the utility model tooth bar subregion and grouting and water-proof structure example structure schematic diagram.
The specific embodiment
As shown in Figure 1, a kind of tooth bar partitioning waterproofing material comprises waterproofing course 2 and many toothed rack 3 of being located on the waterproofing course 2.Wherein waterproofing course 2 and tooth bar 3 can adopt the waterproofing materials of macromolecule plastics class, pitch class and rubber-like such as existing P VC, TPO, ECB, EVA, EPDM, SBS, APP.Described tooth bar 3 is divided into various " little subregion " with waterproofing course 2.When waterproofing course 2 had leak source generation seepage, the tooth bar waterproof damping action by little subregion had overcome the difficult problem that water appears scurrying in existing waterproofing course, limits and dwindled the scope of seepage simultaneously, was convenient to the later stage repairing.The shape of its middle rack 3 and structure can be provided with flexibly, as long as waterproofing course 2 can be divided into a plurality of " little subregions ".
Wherein, the spacing between the adjacent described tooth bar 3 equates.
Wherein, the height of described many toothed rack 3 equates.
Wherein, described waterproofing course 2 and many toothed rack 3 are structure as a whole, and material that can be by material of the same race technology such as is extruded through a mould by plastics and finished.
Wherein, described tooth bar 3 comprises tooth bar head 32 and is connected the tooth bar handle 31 of waterproofing course 2 with tooth bar head 32.
Wherein, the width of described tooth bar head 32 is greater than tooth bar handle 31.Can strengthen the effect of leakage-proof like this.
Wherein, the cross section of described tooth bar handle 31 is a list structure.
Wherein, the cross section of described tooth bar head 32 is prismatic or rectangle.Can further strengthen the effect of leakage-proof like this, make things convenient for processing and manufacturing.
Wherein, the cross section of described tooth bar head 32 is triangle or square.Can further strengthen the effect of leakage-proof like this, make things convenient for processing and manufacturing.
The size of each structure that relates in the utility model can be set as required.The width of the waterproofing course 2 in the present embodiment is 1.2～2.4m, and thickness is 1.0～2.0mm.The spacing of tooth bar 3 is 20～300mm.Tooth bar 3 highly is 5～20mm, and the transverse tooth thickness of tooth bar 3 is 1-8mm.
As shown in Figure 2, a kind of tooth bar subregion grouting and water-proof structure, be arranged in the basic unit 1, the basal plane of basic unit 1 should totally smooth, no-sundries, dried, wet basis face all can, this tooth bar subregion grouting and water-proof structure specifically comprises: tooth bar partitioning waterproofing material layer 2 and the layer of concrete of being located on the tooth bar partitioning waterproofing material layer 24, wherein, between the tooth bar 3 of tooth bar partitioning waterproofing material layer, be provided with slip casting mouth 6 and grouting pipe 5, described slip casting mouth 6 is connected with grouting pipe 5, and grouting pipe 5 is guided on the template also fixed.The slip casting mouth is set to: every 400m
2Be provided with 6～8.Distance between the slip casting mouth is a 4-12 rice.
Wherein, described tooth bar partitioning waterproofing material layer 2 also can be provided with buffer protection layer (not shown) between bottom 1.The material of buffer protection layer can adopt nonwoven or geotextiles, and grammes per square metre is 250-400 gram/m
2
When the length of tooth bar partitioning waterproofing material layer 2 or width are not enough, can overlap with adjacent tooth bar partitioning waterproofing material layer 2 edges.Overlapping overlap can adopt the hot air type welding equipment to weld, and the weld seam lap width is 25～40mm.
When finding the infiltration phenomenon is arranged, can carry out the slip casting repairing by pre-buried grouting pipe 5 and regional waterproofing course and the concrete structure of 6 pairs of infiltrations of slip casting mouth immediately, the repairing slurries of being annotated can adopt chemistry or superfine cement slurries, with the slit between filling waterproofing course and the concrete, thereby reached the purpose of repairing waterproofing course.During slip casting, begin slip casting by the bottom, principle from bottom to up, when slurries when the concrete seepage place oozes out, stop slip casting and get final product, grouting pressure generally is controlled at 0.2～0.4MPa.
The utility model is not limited to the above-mentioned specific embodiment, as long as comprise waterproofing course and many toothed rack of being located on the waterproofing course, no matter how its size and structure change, all drops within the protection domain of the present utility model.
Claims (10)
1, a kind of tooth bar partitioning waterproofing material comprises waterproofing course, and it is characterized in that: described waterproofing course is provided with many toothed rack.
2, tooth bar partitioning waterproofing material according to claim 1 is characterized in that: the spacing between the adjacent described tooth bar equates.
3, tooth bar partitioning waterproofing material according to claim 1 is characterized in that: the height of described many toothed rack equates.
4, tooth bar partitioning waterproofing material according to claim 1, it is characterized in that: described waterproofing course and many toothed rack are structure as a whole.
5, tooth bar partitioning waterproofing material according to claim 1 is characterized in that: described tooth bar comprises tooth bar head and the tooth bar handle that is connected waterproofing course and tooth bar head.
6, tooth bar partitioning waterproofing material according to claim 5, it is characterized in that: the width of described tooth bar head is greater than the tooth bar handle.
7, tooth bar partitioning waterproofing material according to claim 5, it is characterized in that: the cross section of described tooth bar handle is a list structure.
8, tooth bar partitioning waterproofing material according to claim 5 is characterized in that: the cross section of described tooth bar head is prismatic, rectangle, circle or oval.
9, tooth bar partitioning waterproofing material according to claim 5, it is characterized in that: the cross section of described tooth bar head is triangle or square.
10, a kind of tooth bar subregion grouting and water-proof structure, it is characterized in that comprising: arbitrary described tooth bar partitioning waterproofing material layer and the layer of concrete of being located on the tooth bar partitioning waterproofing material layer in the claim 1 to 9, wherein, be provided with slip casting mouth and grouting pipe between the tooth bar of tooth bar partitioning waterproofing material layer, described slip casting mouth is connected with Grouting Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201505925U CN201232204Y (en) | 2008-07-08 | 2008-07-08 | Waterproof material for dividing rack and grouting waterproofing structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201505925U CN201232204Y (en) | 2008-07-08 | 2008-07-08 | Waterproof material for dividing rack and grouting waterproofing structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201232204Y true CN201232204Y (en) | 2009-05-06 |
Family
ID=40618578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201505925U Expired - Fee Related CN201232204Y (en) | 2008-07-08 | 2008-07-08 | Waterproof material for dividing rack and grouting waterproofing structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201232204Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667607A (en) * | 2018-12-24 | 2019-04-23 | 中铁十八局集团有限公司 | A kind of tunnel partitioning waterproofing construction technology |
| CN110805126A (en) * | 2019-11-20 | 2020-02-18 | 中建六局土木工程有限公司 | Basement exterior wall and waterproof integrated construction method |
| CN114263221A (en) * | 2021-12-01 | 2022-04-01 | 江苏光跃节能科技有限责任公司 | Partition sealing construction process for reverse construction method waterproof system |
-
2008
- 2008-07-08 CN CNU2008201505925U patent/CN201232204Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667607A (en) * | 2018-12-24 | 2019-04-23 | 中铁十八局集团有限公司 | A kind of tunnel partitioning waterproofing construction technology |
| CN110805126A (en) * | 2019-11-20 | 2020-02-18 | 中建六局土木工程有限公司 | Basement exterior wall and waterproof integrated construction method |
| CN114263221A (en) * | 2021-12-01 | 2022-04-01 | 江苏光跃节能科技有限责任公司 | Partition sealing construction process for reverse construction method waterproof system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090506 Termination date: 20120708 |