CN203487558U - Structural joint surface seepage water guiding and drainage structure - Google Patents
Structural joint surface seepage water guiding and drainage structure Download PDFInfo
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- CN203487558U CN203487558U CN201320586918.XU CN201320586918U CN203487558U CN 203487558 U CN203487558 U CN 203487558U CN 201320586918 U CN201320586918 U CN 201320586918U CN 203487558 U CN203487558 U CN 203487558U
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- structural joint
- ejectment
- groove
- leveling layer
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Abstract
The utility model relates to a structural joint surface seepage water guiding and drainage structure which is easy to operate, practical, convenient to use and attractive. According to the technical scheme, the structural joint surface seepage water guiding and drainage structure comprises a hydropower station gallery and a structural joint, wherein the structural joint is arranged between concrete lining structural faces and has a water seepage phenomenon. The structural joint surface seepage water guiding and drainage structure is characterized in that a rectangular groove is symmetrically excavated along the structural joint, an upper water drainage part and a lower water drainage part are arranged inside the groove, the lower water drainage part comprises a semicircular pipe and a mortar sealing leveling layer, the structural joint is covered with the semicircular pipe in a joint-crossing mode, the mortar sealing leveling layer is filled till the mortar sealing leveling layer is flush with the semicircular pipe, the upper water drainage part is located right above the lower water drainage part and is composed of a guiding and drainage groove shaped like a Chinese character 'tu', pressing strips and expansion bolts, and the guiding and drainage groove shaped like the Chinese character 'tu' is fixed to the mortar sealing leveling layer by the pressing strips on the two sides of the guiding and drainage groove shaped like the Chinese character 'tu' through the expansion bolts. The structural joint surface seepage water guiding and drainage structure is suitable for the hydropower station gallery and a concrete lining structure.
Description
Technical field
The utility model relates to a kind of structural joint surface infiltration ejectment structure, is applicable to power station gallery and concrete lining structure.
Background technology
In the gallery in power station, be especially positioned at the gallery of underwater sites, structure, after long-play, all can produce Seepage in varying degrees, and for reducing seepage harm, the processing mode of the shutoff of seam face or ejectment all can be considered to adopt in most power stations.Traditional processing mode majority cannot be realized practical and perfect adaptation attractive in appearance, when seepage occurs again at especially treated position, often needs to make a new start, and economy and practicality are all had a greatly reduced quality.
How to find and a kind ofly take into account ejectment structure attractive in appearance, utility model, and can realize a technical development difficult problem that has become once and for all specialized company by simple reparation when there is again seepage.
Summary of the invention
The technical problems to be solved in the utility model is: for the problem of above-mentioned existence, provide a kind of structural joint simple to operate, practical and convenient and attractive in appearance surface infiltration ejectment structure, to meet present technical development needs.
The technical scheme that the utility model adopts is: a kind of structural joint surface infiltration ejectment structure, comprise the structural joint that has infiltration phenomenon between power station gallery and concrete lining structural plane, it is characterized in that: along the symmetrical excavation of structural joint rectangular channel, in groove, be provided with upper and lower twice draining, first draining comprises semicircular pipe and mortar sealing leveling layer, wherein said semicircular pipe is covered on structural joint across seam, and mortar sealing leveling layer is filled to semicircular pipe and flushes; Second draining is positioned at directly over first, convex ejectment groove, press strip and expansion bolt, consists of, and wherein said convex ejectment groove is fixed on by expansion bolt on mortar sealing leveling layer through the press strip of its both sides.
Described semicircular pipe is fixed by quick hardening cement.
Described mortar sealing leveling layer surface scribbles one deck elastic polyurethane fluid sealant.
Described convex ejectment groove, press strip and expansion bolt are stainless steel material.
Take seam center line and V-type groove be set as the benchmark junction of the edges of two sheets of paper in described structural joint seam top.
Described semicircular pipe is semicircle PE pipe.
The mortar of described mortar sealing leveling layer is 903 mortars.
Described convex ejectment groove width 12cm, the wide 4cm of intermediate projections, the square structure of high 2cm, steel plate thickness is 1mm.
Described hole for the expansion bolt position is 30 ~ 40cm, and aperture is 10mm.
The beneficial effects of the utility model are: 1, the utility model is the combined type discharge structure of twice draining, twice draining all has the certain deformability of commensurate structure, after first draining was lost efficacy, second stainless steel convex ejectment groove still can be realized ejectment object, has improved the reliability of ejectment.2, second rhone is standardized designs, and unified specification can quantize to produce.3, rhone easy accessibility, is convenient to later period maintenance, has reduced the wasting of resources, reduces costs.4, the design of standard, unified specification have also guaranteed the succinct, attractive in appearance of structural plane.
Accompanying drawing explanation
Fig. 1 is sectional drawing of the present utility model.
The specific embodiment
As shown in Figure 1, the present embodiment is a kind of structural joint surface infiltration ejectment structure, comprises the structural joint 7 that has infiltration phenomenon between power station gallery and concrete lining structural plane, along the symmetrical excavation rectangular channel of structural joint 7, upper and lower twice draining is set in groove, forms the discharge structure of combined type.First draining comprises semicircular pipe (semicircle PE pipe) 2 and mortar (903 mortar) sealing leveling layer 1, wherein said semicircular pipe 2 is covered on structural joint 7 across seam, with quick hardening cement, fix, mortar sealing leveling layer 1 is filled to semicircular pipe 2 and flushes, gutter bossing is slightly exposed, and on mortar sealing leveling layer 1 surface, be coated with one deck elastic polyurethane fluid sealant 6, prevent infiltration; Second draining is positioned at the top of first, by convex ejectment groove 5, press strip 4 and expansion bolt 3, formed, wherein said convex ejectment groove 5 is fixed on by expansion bolt 3 on mortar sealing leveling layer 1 through the press strip 4 of its both sides, and so far twice draining forms complete combined type discharge structure.
Described convex ejectment groove 5, press strip 4 and expansion bolt 3 are stainless steel material.
Take seam center line and V-type groove be set as the benchmark junction of the edges of two sheets of paper in described structural joint 7 seam tops.
Described convex ejectment groove 5 wide 12cm, the wide 4cm of intermediate projections, the square structure of high 2cm, steel plate thickness is 1mm.
Described expansion bolt 3 positions, hole are 30 ~ 40cm, and aperture is 10mm, and bolt specification is M8x80.
The specific design scheme of the present embodiment is as follows:
1, cleaning joint form
To the original seam face of leaking structural joint 7, dismounting is cleared up in setting, removes the impurity such as calcareous precipitate on structural joint 7 surfaces simultaneously.
2, establish groove
Setting-out grooving.Along each 6cm position setting-out of structural joint 7 center line both sides, cut rectangular channel, groove depth 4cm; Bottom land be take equally structural joint 7 center lines and is established V-type groove as the benchmark junction of the edges of two sheets of paper, and V-type groove 4cm * 4cm(is wide * dark).
3, bury PE pipe
After grooving, along V-type notch cross-slot, cover semicircle PE pipe 2, caliber Φ 4cm, fixes with quick hardening cement.
4,903 mortar levellings
After PE pipe is fixing, at the bottom of rectangular channel, with 903 mortars, seal levelling, leveling layer thickness is not more than 2cm, and gutter bossing is slightly exposed.
5, processing stainless steel convex ejectment groove
According to structural joint dimensioned stainless steel convex ejectment groove 5, stainless steel convex ejectment groove 5 wide 12cm, the wide 4cm of intermediate projections, the square type structure of high 2cm.Crown place carries out at corrosion resistant plate edge appropriateness cutting, meets vault dimensional requirement, cuts off position and carries out repair welding sealing.
Material specification: stainless steel convex ejectment groove 5 adopts 304 grade stainless steel plates, and its thickness is 1mm.
6, fluid sealant impervious barrier
Until 903 mortars are fixed reach 7 days intensity after at bottoming layer external coating one deck elastic polyurethane fluid sealant 6, brushing thickness is not less than 3mm.
7, stainless steel convex ejectment groove is installed
After fluid sealant is dry, the convex ejectment groove 5 of customization is laid in groove on fluid sealant face, both sides are fixed with stainless steel press strip 4 and stainless steel expansion bolt 3.
Material specification: stainless steel press strip 4 adopts 304 grade stainless steel plates, and thickness is 3mm, and width is 3cm, and fixing expansion bolt 3 positions, hole are 30 ~ 40cm, aperture 10mm, expansion bolt 3 adopts M8 * 80 stainless steel expansion bolt.
Claims (9)
1. structural joint surface infiltration ejectment structure, comprise the structural joint (7) that has infiltration phenomenon between power station gallery and concrete lining structural plane, it is characterized in that: along the symmetrical excavation of structural joint (7) rectangular channel, in groove, be provided with upper and lower twice draining, first draining comprises semicircular pipe (2) and mortar sealing leveling layer (1), wherein said semicircular pipe (2) is covered on structural joint (7) across seam, and mortar sealing leveling layer (1) is filled to semicircular pipe (2) and flushes; Second draining is positioned at directly over first, convex ejectment groove (5), press strip (4) and expansion bolt (3), consist of, wherein said convex ejectment groove (5) is fixed on by expansion bolt (3) on mortar sealing leveling layer (1) through the press strip (4) of its both sides.
2. structural joint according to claim 1 surface infiltration ejectment structure, is characterized in that: described semicircular pipe (2) is fixed by quick hardening cement.
3. structural joint according to claim 1 surface infiltration ejectment structure, is characterized in that: described mortar sealing leveling layer (1) surface scribbles one deck elastic polyurethane fluid sealant (6).
4. structural joint according to claim 1 surface infiltration ejectment structure, is characterized in that: described convex ejectment groove (5), press strip (4) and expansion bolt (3) are stainless steel material.
5. structural joint according to claim 1 and 2 surface infiltration ejectment structure, is characterized in that: take seam center line and V-type groove is set as the benchmark junction of the edges of two sheets of paper in described structural joint (7) seam top.
6. structural joint according to claim 1 and 2 surface infiltration ejectment structure, is characterized in that: described semicircular pipe (2) is semicircle PE pipe.
7. according to the structural joint surface infiltration ejectment structure described in claim 1 or 3, it is characterized in that: the mortar of described mortar sealing leveling layer (1) is 903 mortars.
8. according to the structural joint surface infiltration ejectment structure described in claim 1 or 4, it is characterized in that: the wide 12cm of described convex ejectment groove (5), the wide 4cm of intermediate projections, the square structure of high 2cm, steel plate thickness is 1mm.
9. according to the structural joint surface infiltration ejectment structure described in claim 1 or 4, it is characterized in that: the Kong Weiwei 30 ~ 40cm of described expansion bolt (3), aperture is 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320586918.XU CN203487558U (en) | 2013-09-23 | 2013-09-23 | Structural joint surface seepage water guiding and drainage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320586918.XU CN203487558U (en) | 2013-09-23 | 2013-09-23 | Structural joint surface seepage water guiding and drainage structure |
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| Publication Number | Publication Date |
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| CN203487558U true CN203487558U (en) | 2014-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320586918.XU Expired - Lifetime CN203487558U (en) | 2013-09-23 | 2013-09-23 | Structural joint surface seepage water guiding and drainage structure |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104746425A (en) * | 2014-04-29 | 2015-07-01 | 合肥工业大学 | Bridge expansion joint structure |
| CN106638709A (en) * | 2016-12-29 | 2017-05-10 | 上海建工二建集团有限公司 | Anti-seepage method for cast-in-place concrete wall construction joint based on water swelling sealant |
| CN106759842A (en) * | 2016-12-22 | 2017-05-31 | 中国建筑第二工程局有限公司 | A kind of basement wall infiltration crack plugging system and its construction method |
| CN111364629A (en) * | 2020-03-20 | 2020-07-03 | 中交第三航务工程局有限公司 | Water stopping process for construction joint |
-
2013
- 2013-09-23 CN CN201320586918.XU patent/CN203487558U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104746425A (en) * | 2014-04-29 | 2015-07-01 | 合肥工业大学 | Bridge expansion joint structure |
| CN104746425B (en) * | 2014-04-29 | 2016-03-30 | 合肥工业大学 | A kind of bridge expansion joint structure |
| CN106759842A (en) * | 2016-12-22 | 2017-05-31 | 中国建筑第二工程局有限公司 | A kind of basement wall infiltration crack plugging system and its construction method |
| CN106638709A (en) * | 2016-12-29 | 2017-05-10 | 上海建工二建集团有限公司 | Anti-seepage method for cast-in-place concrete wall construction joint based on water swelling sealant |
| CN111364629A (en) * | 2020-03-20 | 2020-07-03 | 中交第三航务工程局有限公司 | Water stopping process for construction joint |
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| GR01 | Patent grant | ||
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Granted publication date: 20140319 |