CN203755469U - Waterproof concrete wall combined water stopping system - Google Patents
Waterproof concrete wall combined water stopping system Download PDFInfo
- Publication number
- CN203755469U CN203755469U CN201420134851.0U CN201420134851U CN203755469U CN 203755469 U CN203755469 U CN 203755469U CN 201420134851 U CN201420134851 U CN 201420134851U CN 203755469 U CN203755469 U CN 203755469U
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- CN
- China
- Prior art keywords
- water
- concrete wall
- waterproof concrete
- waterproof
- sealing rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 238000010276 construction Methods 0.000 claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 63
- 230000002787 reinforcement Effects 0.000 claims description 13
- 238000011144 upstream manufacturing Methods 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000004078 waterproofing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- Building Environments (AREA)
Abstract
A waterproof concrete wall combined water stopping system comprises a middle-embedded water stopping belt and a water stopping strip capable of expanding when encountering water, wherein the middle-embedded water stopping belt is fixed on a steel bar framework of a waterproof concrete wall and located in the middle of the steel bar framework of the waterproof concrete wall in the thickness direction, the middle-embedded water stopping belt extends from one end to the other end of a horizontal construction joint of the waterproof concrete wall, the center of the middle-embedded water stopping belt in the width direction is consistent to the horizontal construction joint of the waterproof concrete wall in height, the water stopping strip capable of expanding when encountering water is fixed on a lower-portion concrete interface at the position of the horizontal construction joint of the waterproof concrete wall and extends front one end to the other end of the horizontal construction joint of the waterproof concrete wall. The waterproof concrete wall combined water stopping system can solve the waterproof problem of a large waterproof concrete wall structure under the extra-large head pressure effect.
Description
Technical field
The utility model relates to a kind of waterproofing system, relates to specifically a kind of concrete wall waterproofing system.
Background technology
Waterproof concrete wall structure generally need arrange horizontal construction joint in the time of construction on wall, it is the basic assurance of guaranteeing waterproof concrete quality that the water-stopping system of economical rationality good water-proof effect is selected at horizontal construction joint place, wall construction horizontal construction joint waterproofing system mainly adopts ribbet sealing and middle buried water stop water-stopping system at present, ribbet sealing is by spill or convex seam are set at wall middle part, the head pressure that extends infiltration route reduction back side reaches the object of sealing, in buried water-stopping system be in waterproof concrete wall structure construction horizontal construction joint place adopt main sealing system, it is embedded in concrete and is closely connected with concrete, reduce the head pressure of back side and reach the object of sealing by the prolongation route that seeps water.
The construction technology of ribbet sealing is comparatively economical, but waterproof effect is not good, the waterproof concrete wall structure ribbet sealing that particularly head height exceedes 2m is difficult to reach waterproof requirement, and ribbet Baltimore groove place concrete is difficult for vibration compacting or convex seam is fragile, and construction quality is difficult to ensure card.The principal mode of middle buried water stop water-stopping system buried rubber fastening band in burying underground, in buried steel plate water stopper and expansion sealing strip etc., rubber fastening band waterproof effect is better, and retractility is better, but joint intractability is large, affected by environment large, in construction, easily damage; Steel plate water stopper good water-proof effect, constructs easier, not fragile, but retractility is poor, and corner, joint welding difficulty is large; Water-swellable sealing rod is to utilize the water-swellable performance of sealing rod to strengthen the watertightness between new-old concrete, good water-proof effect, and easy construction, but sealing rod speed of expansion is slower, and expansion rate is limited.Head height be less than 6m medium-sized important waterproof concrete wall structure can according to site environment feature, design feature and head pressure etc. select single in buried sealing pattern, small-scale structure can adopt ribbet sealing.Exceed the large-scale waterproof concrete wall structurally waterproof of 6m for head height, during single employing is a kind of, buried waterproof measure is difficult to ensure the waterproof effect of waterproof concrete wall structure.
Utility model content
The purpose of this utility model is to provide a kind of waterproof concrete wall combination water-stopping system, and it can solve the waterproof problem of the large-scale waterproof concrete wall structure under the effect of super large head pressure.
To achieve these goals, technical solution of the present utility model is: a kind of waterproof concrete wall combination water-stopping system, comprise middle buried water stop, water-swellable sealing rod, described middle buried water stop is fixed on the cage of reinforcement of waterproof concrete wall, and described middle buried water stop is positioned at the middle part of the cage of reinforcement through-thickness of waterproof concrete wall, middle buried water stop extends to the other end from one end of the horizontal construction joint of waterproof concrete wall, and the centre-height of middle buried water stop broad ways is consistent with the height of the horizontal construction joint of waterproof concrete wall, described water-swellable sealing rod is fixed on the bottom concrete interface at horizontal construction joint place of waterproof concrete wall, and water-swellable sealing rod extends to the other end from one end of the horizontal construction joint of waterproof concrete wall, water-swellable sealing rod is positioned at a side of the close upstream face in middle part of waterproof concrete wall through-thickness.
The utility model waterproof concrete wall combination water-stopping system, wherein, described middle buried water stop is steel plate water stopper.
The utility model waterproof concrete wall combination water-stopping system, wherein, described middle buried water stop is rubber fastening band.
The utility model waterproof concrete wall combination water-stopping system, wherein, described water-swellable sealing rod is rubber water-proof bar.
The utility model waterproof concrete wall combination water-stopping system, wherein, described water-swellable sealing rod is pasted on concrete interface by bonding adhesive.
The utility model waterproof concrete wall combination water-stopping system, wherein, described water-swellable sealing rod is fixed on concrete interface by screw.
The utility model waterproof concrete wall combination water-stopping system, wherein, spacing between described water-swellable sealing rod and middle buried water stop is more than or equal to 50mm, and water-swellable sealing rod is more than or equal to 50mm apart from the distance of wall concrete upstream face external surface.
The utility model waterproof concrete wall combination water-stopping system, wherein, described middle buried water stop adopts bar dowel to fix, one end of bar dowel is welded on the middle part of described middle buried water stop broad ways, the other end is welded on cage of reinforcement, and bar dowel interlaced arrangement on middle buried water stop two sides.
Adopt after such scheme, because the utility model waterproof concrete wall combination water-stopping system comprises middle buried water stop, water-swellable sealing rod, therefore in the situation that concrete thickness is certain, by being set, two pass water-stopping system increases the head pressure of infiltration route reduction back side, improve the waterproof effect of waterproof concrete wall, and middle buried water stop is positioned at the middle part of the cage of reinforcement through-thickness of waterproof concrete wall, water-swellable sealing rod is positioned at the middle part of waterproof concrete wall through-thickness near a side of upstream face, bear after hydraulic pressure at waterproof concrete, the first water-swellable of water-swellable sealing rod, because water-swellable sealing rod wraps up concrete around, limit the expansion space of water-swellable sealing rod, water-swellable sealing rod is contacted tightr with concrete, after water-swellable sealing rod, hydraulic pressure weakens, after middle buried water stop, hydraulic pressure further reduces again, further improve waterproof effect.
In addition, spacing between water-swellable sealing rod and middle buried water stop is more than or equal to 50mm, water-swellable sealing rod should be more than or equal to 50mm apart from the distance of wall concrete upstream face external surface, guarantee that the concrete thickness wrapping up around water-swellable sealing rod is enough, improve the compactness of water-swellable sealing rod surrounding concrete in building, improve waterproof effect.
Brief description of the drawings
Fig. 1 is the sectional view of the utility model waterproof concrete wall combination water-stopping system.
Detailed description of the invention
As shown in Figure 1, the utility model waterproof concrete wall combination water-stopping system comprises middle buried water stop 11, water-swellable sealing rod 13, middle buried water stop 11 is steel plate water stopper, water-swellable sealing rod 13 adopts rubber water-proof bar, its volume water-swellable rate should be not less than 150%, middle buried water stop 11 adopts bar dowel to be fixed on the cage of reinforcement in waterproof concrete wall 21, one end of bar dowel is welded on the middle part of middle buried water stop broad ways, the other end is welded on cage of reinforcement, and bar dowel is interlaced arrangement on middle buried water stop two sides, the spacing of adjacent two bar dowels is 1m left and right, middle buried water stop joint adopts overlap welding joint, lap length is not less than 50mm, middle buried water stop 11 is positioned at the middle part of the cage of reinforcement through-thickness of waterproof concrete wall 21, waterproof concrete wall 21 both sides are respectively formwork bracing systems 23, 24, middle buried water stop 11 extends to the other end from one end of the horizontal construction joint 22 of waterproof concrete wall, the center of middle buried water stop 11 broad ways is consistent with the height of the horizontal construction joint 22 of waterproof concrete wall, water-swellable sealing rod is coated with one deck bonding adhesive on 13 bottom surfaces, on concrete interface, scribble bonding adhesive, water-swellable sealing rod 13 is pasted on the bottom concrete interface at horizontal construction joint 22 places of waterproof concrete wall, and water-swellable sealing rod 13 extends to the other end from one end of the horizontal construction joint 22 of waterproof concrete wall, water-swellable sealing rod 13 is positioned at a side of the close upstream face in middle part of waterproof concrete wall through-thickness.In employing after buried water stop 11, water-swellable sealing rod 13, waterproof concrete bears after hydraulic pressure, water-swellable sealing rod 13 water-swellables at horizontal construction joint place, because water-swellable sealing rod 13 all wraps up concrete around, limit the expansion space of water-swellable sealing rod 13, water-swellable sealing rod 13 is contacted tightr with concrete, after water-swellable sealing rod 13, hydraulic pressure weakens gradually, after middle buried water stop 11, hydraulic pressure further reduces again, thus the waterproof effect of the constuction joint of further improving the standard.
Middle buried water stop 11 also can adopt rubber fastening band, rubber fastening band is fixed on the cage of reinforcement in waterproof concrete wall, multiple holes are respectively worn in upper and lower rubber fastening band edge, in hole, wear iron wire, by iron wire, by rubber fastening band and cage of reinforcement drawknot, the spacing of 2 drawknot points is 1m left and right, upper and lower drawknot point staggers mutually, the joint of two rubber fastening bands adopts butt welded joint, and in addition, water-swellable sealing rod 13 also can be fixed on concrete interface by high-strength screw.
For making waterproof effect better, spacing between water-swellable sealing rod 13 and middle buried water stop 11 should be more than or equal to 50mm, water-swellable sealing rod 13 should be more than or equal to 50mm apart from the distance of wall concrete upstream face external surface, enough to guarantee the concrete thickness wrapping up around water-swellable sealing rod 13, improve the compactness of water-swellable sealing rod surrounding concrete in building.
Water-swellable sealing rod 13 is as needed spreading, and joint overlaps mutually, and lap length is not less than 50mm.
Middle buried water stop 11 is before waterproof concrete wall substructure pouring concrete, be arranged on wall construction cage of reinforcement according to the height of horizontal construction joint, waterproof concrete wall substructure pouring concrete is to the position of horizontal construction joint 22, after concrete initial set, horizontal construction joint 22 dabbing cleanings are processed, horizontal construction joint 22 is processed, after dry, before wall construction reinforcing bar template is installed, water-swellable sealing rod 13 is fixed on to horizontal construction joint middle part upstream face one side, before pouring concrete, water-swellable sealing rod 13 should avoid contacting premature inflation with water affects stagnant water effect, after cast, water-swellable sealing rod 13 is closely wrapped in more than 22 structural concrete of waterproof concrete wall horizontal construction joint.
The above embodiment is described preferred embodiment of the present utility model; not scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that the common engineers and technicians in this area make the technical solution of the utility model, all should fall in the definite protection domain of claims of the present utility model.
Claims (8)
1. a waterproof concrete wall combination water-stopping system, it is characterized in that: comprise middle buried water stop (11), water-swellable sealing rod (13), described middle buried water stop (11) is fixed on the cage of reinforcement of waterproof concrete wall (21), and described middle buried water stop (11) is positioned at the middle part of the cage of reinforcement through-thickness of waterproof concrete wall (21), middle buried water stop (11) extends to the other end from one end of the horizontal construction joint (22) of waterproof concrete wall, and the centre-height of middle buried water stop (11) broad ways is consistent with the height of the horizontal construction joint (22) of waterproof concrete wall, described water-swellable sealing rod (13) is fixed on the bottom concrete interface that the horizontal construction joint (22) of waterproof concrete wall locates, and water-swellable sealing rod (13) extends to the other end from one end of the horizontal construction joint (22) of waterproof concrete wall, water-swellable sealing rod (13) is positioned at a side of the close upstream face in middle part of waterproof concrete wall through-thickness.
2. waterproof concrete wall combination water-stopping system as claimed in claim 1, is characterized in that: described middle buried water stop (11) is steel plate water stopper.
3. waterproof concrete wall combination water-stopping system as claimed in claim 1, is characterized in that: described middle buried water stop (11) is rubber fastening band.
4. waterproof concrete wall combines water-stopping system as claimed in claim 2 or claim 3, it is characterized in that: described water-swellable sealing rod (13) is rubber water-proof bar.
5. waterproof concrete wall combination water-stopping system as claimed in claim 4, is characterized in that: described water-swellable sealing rod (13) is pasted on concrete interface by bonding adhesive.
6. waterproof concrete wall combination water-stopping system as claimed in claim 4, is characterized in that: described water-swellable sealing rod (13) is fixed on concrete interface by screw.
7. the combination of the waterproof concrete wall as described in claim 5 or 6 water-stopping system, it is characterized in that: the spacing between described water-swellable sealing rod (13) and middle buried water stop (11) is more than or equal to 50mm, and water-swellable sealing rod (13) is more than or equal to 50mm apart from the distance of wall concrete upstream face external surface.
8. waterproof concrete wall combination water-stopping system as claimed in claim 7, it is characterized in that: described middle buried water stop (11) adopts bar dowel to fix, one end of bar dowel is welded on the middle part of described middle buried water stop broad ways, the other end is welded on cage of reinforcement, and bar dowel interlaced arrangement on middle buried water stop two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420134851.0U CN203755469U (en) | 2014-03-24 | 2014-03-24 | Waterproof concrete wall combined water stopping system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420134851.0U CN203755469U (en) | 2014-03-24 | 2014-03-24 | Waterproof concrete wall combined water stopping system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203755469U true CN203755469U (en) | 2014-08-06 |
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ID=51250760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420134851.0U Expired - Lifetime CN203755469U (en) | 2014-03-24 | 2014-03-24 | Waterproof concrete wall combined water stopping system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203755469U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835379A (en) * | 2014-03-24 | 2014-06-04 | 中国化学工程第三建设有限公司 | Combined water stop system of waterproof concrete wall |
| CN109403631A (en) * | 2018-12-08 | 2019-03-01 | 上海宝冶集团有限公司 | A kind of ground-connecting-wall connect waterproof construction method with original place flowering structure |
-
2014
- 2014-03-24 CN CN201420134851.0U patent/CN203755469U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835379A (en) * | 2014-03-24 | 2014-06-04 | 中国化学工程第三建设有限公司 | Combined water stop system of waterproof concrete wall |
| CN109403631A (en) * | 2018-12-08 | 2019-03-01 | 上海宝冶集团有限公司 | A kind of ground-connecting-wall connect waterproof construction method with original place flowering structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |
|
| CX01 | Expiry of patent term |