CN109930562A - A kind of surface watertight seal structure of concrete face rockfill dam - Google Patents
A kind of surface watertight seal structure of concrete face rockfill dam Download PDFInfo
- Publication number
- CN109930562A CN109930562A CN201910278131.9A CN201910278131A CN109930562A CN 109930562 A CN109930562 A CN 109930562A CN 201910278131 A CN201910278131 A CN 201910278131A CN 109930562 A CN109930562 A CN 109930562A
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- China
- Prior art keywords
- sealing
- slab
- cover board
- rubber
- sealing cover
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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.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 89
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000000945 filler Substances 0.000 claims abstract description 21
- 239000003292 glue Substances 0.000 claims description 8
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000008397 galvanized steel Substances 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004836 Glue Stick Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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Abstract
The invention discloses a kind of surface watertight seal structure of concrete face rockfill dam, including sealing cover board and flexible filler one, the sealing cover board is fixed on concrete slab, and flexible filler one is filled in the sealing cover board；Second level water sealing structure is provided at slab joint, level-one water sealing structure is fixedly installed between the second level water sealing structure and flexible filler one, the present invention is provided with overhead kick and semicolumn protrusion on the rubber slab below rubber bar two, semicolumn protrusion can increase the contact area of rubber slab and slab joint, the overhead kick of setting makes rubber slab be not easy to move up, so that rubber bar two can be firmly arranged in slab joint；On the one hand level-one water sealing structure is provided on second level water sealing structure can increase water-stagnating effect, in addition the support plate in level-one water sealing structure can provide support by flexible filler a pair of sealing cover board, reduce the deformation of sealing cover board.
Description
Technical field
The invention belongs to build sealing field, and in particular to a kind of surface watertight seal structure of concrete face rockfill dam.
Background technique
Concrete face rockfill dam is the material based on enrockment, using concrete slab as a kind of earth and rockfill dam of impervious body
Type, and leakage preventing structure of the surface watertight seal as concrete slab seam crossing will cause bedding material loss if it is leaked, from
And cause bigger security risk.
Current surface watertight seal structure is simple, and waterproofness is poor, and the rubber bar of seam crossing is not reinforced, and is easy to happen shifting
Position, and cover board is easily-deformable under the action of water pressure influences whole water-stagnating effect.
It is therefore desirable to provide a kind of surface watertight seal structure of concrete face rockfill dam, to solve the above problems.
Summary of the invention
To achieve the above object, the invention provides the following technical scheme: a kind of surface layer of concrete face rockfill dam is stopped
Water-bound, including sealing cover board and flexible filler one, the sealing cover board are fixed on concrete slab, in the sealing cover board
Filled with flexible filler one；Second level water sealing structure is provided at slab joint, in the second level water sealing structure and flexible filler
Level-one water sealing structure is fixedly installed between one.
Further, preferably, the two sides of the sealing cover board are provided with flanging, galvanized steel plain sheet is provided on flanging
And the sealing cover board is fixed on concrete slab by expansion bolt.
Further, described swollen preferably, being additionally provided with article rubber water stop between the sealing cover board and concrete slab
Swollen bolt sequentially passes through galvanized steel plain sheet, the flanging of sealing cover board and article rubber water stop from top to bottom and is fixed on concrete slab.
Further, preferably, the second level water sealing structure includes rubber bar two and rubber slab, the rubber bar two is
Cylindrical body, is fixedly installed rubber slab below, and the two sides of the rubber slab are placed with semicolumn protrusion and overhead kick, it is described fall
It hooks vertically equidistant arrangement, the semicolumn protrusion vertically equidistantly to arrange, the semicolumn protrusion and overhead kick exist
It separately arranges in transverse direction, the rubber bar two, rubber slab, semicolumn protrusion and overhead kick are integrally formed.
Further, preferably, the level-one water sealing structure includes rubber bar one, sealing strip and support plate, the rubber
Glue stick one is cylindrical body, and two sides are symmetrically arranged with sealing strip, and the upper and lower surface of the sealing strip is provided with multiple grooves, institute
It states and is further fixedly arranged on support plate on sealing strip, the axle center of the rubber bar one and the axle center of rubber bar two are in same perpendicular
On.
Further, preferably, the support plate is filled between semi-cylindrical cavity body structure, with the sealing strip
Flexible filler two, the sealing strip are provided with zinc-plated arc-shaped angle steel far from the side of rubber bar one and pass through expansion bolt for institute
It states sealing strip to be fixed on concrete slab, the zinc-plated arc-shaped angle steel and support plate are in close contact.
Further, close preferably, being filled with glue between the groove and concrete slab of sealing strip lower surface
Glue is filled between the groove and flexible filler two and support plate of strip of paper used for sealing upper surface.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention is provided with overhead kick and semicolumn protrusion on the rubber slab below rubber bar two, and semicolumn protrusion can
Increase the contact area of rubber slab and slab joint, the overhead kick of setting makes rubber slab be not easy to move up, so that rubber
Stick two can be firmly arranged in slab joint；
(2) on the one hand level-one water sealing structure is provided on second level water sealing structure can increase water-stagnating effect, in addition level-one
Support plate in water sealing structure can provide support by flexible filler a pair of sealing cover board, reduce the deformation of sealing cover board.
Detailed description of the invention
Fig. 1 is schematic diagram of the invention；
Fig. 2 is the schematic diagram of level-one water sealing structure of the invention；
Fig. 3 is the main view of second level water sealing structure of the invention；
Fig. 4 is the perspective view of second level water sealing structure of the invention；
1, sealing cover board；2, flexible filler one；3, level-one water sealing structure；31, rubber bar one；32, sealing strip；33, groove；
34, support plate；4, second level water sealing structure；41, rubber bar two；42, rubber slab；43, semicolumn protrusion；44, overhead kick；5, flexibility is filled out
Material two；6, galvanized steel plain sheet；7, expansion bolt；8, zinc-plated arc-shaped angle steel；9, article rubber water stop；10, concrete slab.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of surface watertight seal knot of concrete face rockfill dam
Structure, including sealing cover board 1 and flexible filler 1, the sealing cover board 1 are fixed on concrete slab 10, the sealing cover board 1
It is interior to be filled with flexible filler 1；Second level water sealing structure 4 is provided at slab joint, in the second level water sealing structure 4 and flexibility
Level-one water sealing structure 3 is fixedly installed between filler 1.
Wherein, the two sides of the sealing cover board 1 are provided with flanging, and galvanized steel plain sheet 6 is provided on flanging and passes through expansion
The sealing cover board 1 is fixed on concrete slab 10 by bolt 7.
On the basis of the above embodiments, article rubber water stop is additionally provided between the sealing cover board 1 and concrete slab 10
9, the expansion bolt 7 sequentially passes through galvanized steel plain sheet 6, the flanging of sealing cover board 1 and article rubber water stop 9 from top to bottom and is fixed on mixed
On solidifying soil panel 10, article rubber water stop 9 has the characteristic of water-swellable, can reduce water and penetrate into sealing cover board 1.
In order to which rubber bar two is arranged firmly in slab joint, the second level water sealing structure 4 includes rubber bar 2 41
With rubber slab 42, the rubber bar 2 41 is cylindrical body, is fixedly installed rubber slab 42, the two sides of the rubber slab 42 below
It is placed with semicolumn protrusion 43 and overhead kick 44, vertically equidistant arrangement, the semicolumn protrusion 43 exist for the overhead kick 44
Vertical equidistant arrangement, the semicolumn protrusion 43 and overhead kick 44 are horizontally separately arranged, the rubber bar 2 41, rubber
Offset plate 42, semicolumn protrusion 43 and overhead kick 44 are integrally formed.
In order to increase water-stagnating effect, the level-one water sealing structure 3 includes rubber bar 1, sealing strip 32 and support plate 34,
The rubber bar 1 is cylindrical body, and two sides are symmetrically arranged with sealing strip 32, and the upper and lower surface of the sealing strip 32 is respectively provided with
There are multiple grooves 33, support plate 34, the axle center of the rubber bar 1 and rubber bar are further fixedly arranged on the sealing strip 32
2 41 axle center is on same perpendicular.
In order to provide support to sealing cover board 1, the support plate 34 is semi-cylindrical cavity body structure, with the sealing strip
Between 32 be filled with flexible filler 25, the sealing strip 32 far from the side of rubber bar 1 be provided with zinc-plated arc-shaped angle steel 8 and
The sealing strip 32 is fixed on concrete slab 10 by expansion bolt 7, the zinc-plated arc-shaped angle steel 8 and support plate 34 are tight
Contiguity touching, to limit the displacement of support plate 34.
In the present embodiment, glue is filled between the groove 33 and concrete slab 10 of 32 lower surface of sealing strip, if
The groove 33 set can limit glue flowing, in a groove by glue limitation, reduce the seam between sealing strip and concrete slab 10
The generation of gap is filled with glue between the groove 33 and flexible filler 25 and support plate 34 of 32 upper surface of sealing strip, can jail
Securely determine flexible filler two and support plate 34.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of surface watertight seal structure of concrete face rockfill dam, including sealing cover board (1) and flexible filler one (2),
It is characterized in that, the sealing cover board (1) is fixed on concrete slab (10), and filling is flexible in the sealing cover board (1) fills out
Expect one (2)；Second level water sealing structure (4) are provided at slab joint, in the second level water sealing structure (4) and flexible filler one
(2) level-one water sealing structure (3) are fixedly installed between.
2. a kind of surface watertight seal structure of concrete face rockfill dam according to claim 1, which is characterized in that described
The two sides of sealing cover board (1) are provided with flanging, galvanized steel plain sheet (6) are provided on flanging and will be described by expansion bolt (7)
Sealing cover board (1) is fixed on concrete slab (10).
3. a kind of surface watertight seal structure of concrete face rockfill dam according to claim 2, which is characterized in that described
Be additionally provided between sealing cover board (1) and concrete slab (10) article rubber water stop (9), the expansion bolt (7) from top to bottom according to
It is secondary to pass through galvanized steel plain sheet (6), the flanging of sealing cover board (1) and article rubber water stop (9) and be fixed on concrete slab (10).
4. a kind of surface watertight seal structure of concrete face rockfill dam according to claim 1, which is characterized in that described
Second level water sealing structure (4) includes rubber bar two (41) and rubber slab (42), and the rubber bar two (41) is cylindrical body, solid below
Surely it is provided with rubber slab (42), the two sides of the rubber slab (42) are placed with semicolumn raised (43) and overhead kick (44), described
Overhead kick (44) vertically equidistant arrangement, vertically equidistant arrangement, the semicolumn are convex for the semicolumn raised (43)
It plays (43) and overhead kick (44) is horizontally separately arranged, the rubber bar two (41), rubber slab (42), semicolumn are raised (43)
It is integrally formed with overhead kick (44).
5. a kind of surface watertight seal structure of concrete face rockfill dam according to claim 1, which is characterized in that described
Level-one water sealing structure (3) includes rubber bar one (31), sealing strip (32) and support plate (34), and the rubber bar one (31) is cylinder
Body, two sides are symmetrically arranged with sealing strip (32), and the upper and lower surface of the sealing strip (32) is provided with multiple grooves (33), institute
It states and is further fixedly arranged on sealing strip (32) support plate (34), the axle center of the rubber bar one (31) and the axis of rubber bar two (41)
The heart is on same perpendicular.
6. a kind of surface watertight seal structure of concrete face rockfill dam according to claim 5, which is characterized in that described
Support plate (34) is filled with flexible filler two (5) between semi-cylindrical cavity body structure, with the sealing strip (32), described close
Strip of paper used for sealing (32) is provided with zinc-plated arc-shaped angle steel (8) far from the side of rubber bar one (31) and will be described close by expansion bolt (7)
Strip of paper used for sealing (32) is fixed on concrete slab (10), and the zinc-plated arc-shaped angle steel (8) and support plate (34) are in close contact.
7. a kind of surface watertight seal structure of concrete face rockfill dam according to claim 5, which is characterized in that sealing
Glue, the institute of sealing strip (32) upper surface are filled between the groove (33) and concrete slab (10) of item (32) lower surface
It states between groove (33) and flexible filler two (5) and support plate (34) filled with glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278131.9A CN109930562A (en) | 2019-04-08 | 2019-04-08 | A kind of surface watertight seal structure of concrete face rockfill dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278131.9A CN109930562A (en) | 2019-04-08 | 2019-04-08 | A kind of surface watertight seal structure of concrete face rockfill dam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109930562A true CN109930562A (en) | 2019-06-25 |
Family
ID=66989451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910278131.9A Pending CN109930562A (en) | 2019-04-08 | 2019-04-08 | A kind of surface watertight seal structure of concrete face rockfill dam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109930562A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110747820A (en) * | 2019-11-07 | 2020-02-04 | 中国电建集团贵阳勘测设计研究院有限公司 | A waterstop and stagnant water structure for concrete panel rock-fill dam top layer stagnant water |
| CN111676908A (en) * | 2020-06-18 | 2020-09-18 | 中国水利水电科学研究院 | Concrete panel tensile joint and peripheral joint surface water stop structure and construction method thereof |
-
2019
- 2019-04-08 CN CN201910278131.9A patent/CN109930562A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110747820A (en) * | 2019-11-07 | 2020-02-04 | 中国电建集团贵阳勘测设计研究院有限公司 | A waterstop and stagnant water structure for concrete panel rock-fill dam top layer stagnant water |
| CN110747820B (en) * | 2019-11-07 | 2024-03-26 | 中国电建集团贵阳勘测设计研究院有限公司 | Water stop belt and water stop structure for water stop of concrete face rockfill dam surface layer |
| CN111676908A (en) * | 2020-06-18 | 2020-09-18 | 中国水利水电科学研究院 | Concrete panel tensile joint and peripheral joint surface water stop structure and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190625 |
|
| WD01 | Invention patent application deemed withdrawn after publication |