CN208733692U - A kind of construction of new-old concrete connects waterproof construction at raft - Google Patents
A kind of construction of new-old concrete connects waterproof construction at raft Download PDFInfo
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- CN208733692U CN208733692U CN201821432941.2U CN201821432941U CN208733692U CN 208733692 U CN208733692 U CN 208733692U CN 201821432941 U CN201821432941 U CN 201821432941U CN 208733692 U CN208733692 U CN 208733692U
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Abstract
A kind of new-old concrete construction provided by the utility model connects waterproof construction at raft, including floor；The floor includes the ground set gradually from top to bottom, plate body and ground；Plate body is made of several concrete blocks；The concrete block, which meets Cha Chu, construction joint；The ground is set in the two sides of construction joint chisel there are two the hole through plate body being obliquely extended, and coating steel pipe Grouting Pipe is embedded in hole；It is buried between two circular cavities there are two the epoxy resin Grouting Pipe that is obliquely extended, two epoxy resin slip castings are located at construction joint two sides, and buried steel plate water stopper upper surface side in extending to；It is filled with polymer cement mortar liquid in the coating steel pipe Grouting Pipe, forms polymer water silt particle waterproof layer；It is filled with Thief zone modified epoxy resin paste liquid in epoxy resin Grouting Pipe, forms epoxy resin waterproof layer；The structure process is simple, and design is scientific and reasonable, practical, and waterproof regulation effect is obvious.
Description
Technical field
The utility model design building waterproof field, in particular to a kind of new-old concrete construction connect waterproof construction at raft.
Background technique
With the fast development of Building Trade in China in recent years, building underground space development scale is increasing, due to anti-
Hydraulic Projects are a comprehensive applied science, and at present there is also problems, the case where seepage in buildings is also increasingly tight
Weight；Underground waterproof structure because underground water pressure and the particularity such as resulting capillarity, osmosis, corrosion function,
Method random sampling of the authoritative institution through the sector according to science, basement leakage rate 58%, construction joint leakage are that underground is seeped
The universal phenomenon of leak.
When Basement Concrete Structures are constructed, due to construction organization and process conditions, it is impossible to continuous placing one
Secondary forming, and must subregion, section construction.Interval time is longer and after causing concrete setting, just inevitably exist
It meets Cha Chu and forms crack, construction joint is inevitable during practice of construction, but it is weak link in concrete structure again, not only
The tensile strength of concrete is reduced, and due to the difference and defect of construction joint two sides new-old concrete, often becomes infiltration
Common fault is leaked, new-old concrete junction must leak.
China Patent Publication No. is provided for the utility model patent of CN 205617445U at a kind of percolating water of construction joint
Manage structure, at the construction joint between two underground engineerings of asynchronous construction, the technical characteristic of the patent are as follows: apply described
Stainless steel water receiver is arranged in work seam lower section, and stainless steel water receiver is arranged along construction joint (at top plate and side wall) inverted U, the stainless steel
Bottom plate gutter is accessed in water receiver lower end.But the technical solution of the patent, which implements, to be more troublesome, and is needed below construction joint
It connects and sets water receiver, though the problem of can solve percolating water, its is troublesome in poeration and unsightly.
Utility model content
The purpose of the utility model is to overcome the defect of the prior art, providing a kind of new-old concrete construction, to meet Cha Chu anti-
Water-bound forms the structure of multi layer waterproof layer by using the united application of multiple material, with solve construction connect Cha Chu and after
The problem of pouring band leakage, while original concrete structure is neither destroyed, also improve its durability and intensity.
The utility model solves the scheme that above-mentioned technical problem uses are as follows: a kind of construction of new-old concrete connects waterproof knot at raft
Structure, including floor；The floor includes the ground set gradually from top to bottom, plate body and ground；The plate body is by several
Concrete block is constituted；
Several concrete blocks, which meet Cha Chu and are embedded with concrete block described in buried steel plate water stopper in laterally disposed, to be connect
Cha Chu has construction joint；
The construction joint includes upper sealing and lower sealing；The upper sealing be located in above buried steel plate water stopper, lower seam
Mouth be located in below buried steel plate water stopper；
Specifically, the upper sealing is opening of the construction joint at ground；The lower sealing is construction joint at ground
Opening.
The ground is set in the two sides of construction joint chisel there are two the hole through plate body that is obliquely extended, under two circular cavities
Hole is just overlapped with sealing under construction joint, and coating steel pipe Grouting Pipe is embedded in described hole；
Specifically, the coating steel pipe Grouting Pipe is (can also to can be used for for the coating steel pipe of slip casting for other materials
The Grouting Pipe of slip casting).
The lower hole of described hole is overlapped with sealing under construction joint；Under the coating steel pipe Grouting Pipe lower nozzle and construction joint
Sealing docking.
Specifically, the lower hole of hole, as opening of the hole at ground.
Polymer cement mortar liquid is filled in the coating steel pipe Grouting Pipe, the polymer cement mortar liquid extends to
Sealing side under the construction joint forms polymer water silt particle waterproof layer；
Sealing is bonded with polymer water silt particle waterproof layer under the construction joint.
Specifically, sealing is described poly- by coating steel pipe Grouting Pipe perfusion polymer cement mortar liquid under the construction joint
It closes object cement bonded sand slurries and extends downward into sealing side under construction joint along slip casting inside pipe wall from hole, formed and constructed after cured
Stitch the polymer water silt particle waterproof layer of lower sealing fitting；Prevent ground underground water below from entering in plate body by lower sealing,
Damage building；It is equipped with polymer water silt particle waterproof layer in lower sealing, can solve the problems, such as percolating water from the root.
It is buried between described two holes there are two the epoxy resin Grouting Pipe being obliquely extended, two epoxy resin slip castings are distinguished
Positioned at construction joint two sides, and buried steel plate water stopper upper surface side in extending to；
Thief zone modified epoxy resin paste liquid, the Thief zone modified epoxy tree are filled in the epoxy resin Grouting Pipe
Rouge slurries extend in buried steel plate water stopper upper surface side gap in and construction joint in, formed epoxy resin waterproof
Layer.
The gap of buried steel plate water stopper upper surface side and entire construction joint, are infused by epoxy resin in specifically,
It starches pipe and Thief zone modified epoxy resin paste liquid is perfused, the Thief zone modified epoxy resin paste liquid flow to plate body from Grouting Pipe nozzle
In gap in, form the epoxy resin waterproof layer that is bonded with gap, construction joint.
The surface and hole surface of the construction joint are equipped with cement-base infiltration crystallization waterproof layer；
Preferably, the cement-base infiltration crystallization waterproof layer with a thickness of 1mm~5mm.
Preferably, several described concrete blocks are the concrete block that different time pours.
Preferably, the epoxy resin Grouting Pipe is 10~25cm at a distance from buried steel plate water stopper upper surface in.
Preferably, described hole is 3~6m at a distance from construction joint.
Preferably, the epoxy resin waterproof layer has viscosity, the epoxy resin waterproof layer buried steel plate water-stopping in
Gap and construction joint with upper surface side are seamless applying.
Specifically, the viscosity of the epoxy resin waterproof layer is determined by the property of its slurries, Thief zone modified epoxy
Resin grouting liquid itself has viscosity.
Preferably, the material of the cement-base infiltration crystallization waterproof layer is cement-based capillary crystalline waterproof coating.
Preferably, the cement-base infiltration crystallization waterproof layer has multilayer.
The utility model has the beneficial effects that
Waterproof construction provided by the utility model is combined using polymer water silt particle waterproof layer, epoxy resin waterproof layer
Structure thoroughly prevents the leakage at construction joint, it is ensured that the globality of structure；And the structure process is simple, design is scientific and reasonable,
It is practical, it ultimately forms with polymer cement mortar waterproof layer, epoxy resin waterproof layer and cement-base infiltration crystallization waterproof
The structure of a variety of waterproof layers of layer, waterproof regulation effect is obvious, and intensity is high, long service life.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of the waterproof construction of the utility model；
Fig. 2 is the top view of the waterproof construction of the utility model.
Description of symbols
A old concrete block, B novel concrete block；
1 ground, 2 plate bodys, 3 grounds, buried steel plate water stopper in 4,5 construction joints, 6 coating steel pipe Grouting Pipes, 7 epoxy resin
Grouting Pipe, 8 cement-base infiltration crystallization waterproof layers；
Sealing on 51,52 lower sealings.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing.
As shown in Fig. 1~2, a kind of construction of new-old concrete connects waterproof construction at raft, including floor；The floor includes certainly
Ground 1, plate body 2 and the ground 3 set gradually under above；The plate body is made of two concrete block A and B；
The Cha Chu that connects of two concrete blocks A, B are embedded with buried steel plate water stopper 4 in laterally disposed；The concrete block
A and B, which meets Cha Chu, construction joint 5；The construction joint 5 includes upper sealing 51 and lower sealing 52；During the upper sealing 51 is located at
4 top of buried steel plate water stopper, lower sealing 52 be located in buried 4 lower section of steel plate water stopper；
The upper sealing 51 is opening of the construction joint at ground 1；The lower sealing 52 is construction joint opening at ground 3
Mouthful.
The ground sets that there are two the holes 9 through plate body that are obliquely extended in the two sides of construction joint 5 chisel；
The lower hole (i.e. opening of the hole at ground) of described hole 9 is just overlapped with sealing 52 under construction joint；?
Coating steel pipe Grouting Pipe 6 is embedded in described hole 9,6 lower nozzle of coating steel pipe Grouting Pipe and sealing 52 under construction joint are right
It connects.
Polymer cement mortar liquid is filled in the coating steel pipe Grouting Pipe 6, the polymer cement mortar liquid extends
To 52 side of sealing under the construction joint, polymer water silt particle waterproof layer (not shown go out) is formed；
Sealing is bonded with polymer water silt particle waterproof layer under the construction joint.
Specifically, sealing 52 is described by the perfusion polymer cement mortar liquid of coating steel pipe Grouting Pipe 6 under the construction joint
Polymer cement mortar liquid extends downward into 52 side of sealing under construction joint along slip casting inside pipe wall from hole, formed after cured with
The polymer water silt particle waterproof layer that sealing 52 is bonded under construction joint；Prevent the underground water below of ground 3 from entering by lower sealing 52
Into plate body 2, damage building；It is equipped with polymer water silt particle waterproof layer in lower sealing 52, asking for percolating water can be solved from the root
Topic.
The epoxy resin Grouting Pipe 7 being obliquely extended there are two being buried between described two holes, two epoxy resin slip castings 7
5 two sides of construction joint are located at, and buried 4 upper surface side of steel plate water stopper in extending to；
Thief zone modified epoxy resin paste liquid, the Thief zone modified epoxy are filled in the epoxy resin Grouting Pipe 7
Resin grout liquid extend in buried 4 upper surface side of steel plate water stopper gap in and construction joint 5 in, it is anti-to form epoxy resin
Water layer (not shown go out).
The gap of buried 4 upper surface side of steel plate water stopper in specifically, and entire construction joint 5, pass through epoxy resin
Thief zone modified epoxy resin paste liquid is perfused in Grouting Pipe 7, and the Thief zone modified epoxy resin paste liquid is flow to from Grouting Pipe nozzle
In gap in plate body, the epoxy resin waterproof layer being bonded with gap, construction joint is formed.
The surface and hole surface of the construction joint are equipped with cement-base infiltration crystallization waterproof layer 8；
The cement-base infiltration crystallization waterproof layer 8 with a thickness of 3mm.
Described two concrete block A and B are that (old concrete block is A, novel concrete block to the concrete block that pours of different time
For B).
The epoxy resin Grouting Pipe 7 is 20cm at a distance from buried 4 upper surface of steel plate water stopper in.
The epoxy resin waterproof layer has viscosity, the epoxy resin waterproof layer buried 4 upper end of steel plate water stopper in
The gap of face side and construction joint are seamless applying.
Specifically, the viscosity of the epoxy resin waterproof layer is determined by the property of its slurries, Thief zone modified epoxy
Resin grouting liquid itself has viscosity.
The material of the cement-base infiltration crystallization waterproof layer 8 is cement-based capillary crystalline waterproof coating.
According to the disclosure and teachings of the above specification, the utility model those skilled in the art can also be to above-mentioned reality
The mode of applying is changed and is modified.Therefore, the utility model is not limited to specific embodiment disclosed and described above, right
Some modifications and changes of utility model should also be as falling into the protection scope of the claims of the present utility model.In addition, although
It is used some specific terms in this specification, these terms are merely for convenience of description, not to the utility model structure
At any restrictions.
Claims (7)
1. a kind of new-old concrete construction connects waterproof construction at raft, including floor；It is characterized by:
The floor includes the ground set gradually from top to bottom, plate body and ground；The plate body is by several concrete blocks
It constitutes；
Several concrete blocks meet Cha Chu and are embedded with buried steel plate water stopper in laterally disposed；The concrete block meets Cha Chu
There is construction joint；The construction joint includes upper sealing and lower sealing, the upper sealing be located in above buried steel plate water stopper,
Lower sealing be located in below buried steel plate water stopper；
The ground sets that there are two the hole through plate body that is obliquely extended, the lower holes of two circular cavities in the two sides of construction joint chisel
It is just overlapped with sealing under construction joint, is embedded with coating steel pipe Grouting Pipe in described hole, under the coating steel pipe Grouting Pipe
Nozzle is docked with sealing under construction joint；Polymer cement mortar liquid, the polymer are filled in the coating steel pipe Grouting Pipe
Cement bonded sand slurries extend to sealing side under the construction joint, form polymer water silt particle waterproof layer；Sealing under the construction joint
It is bonded with polymer water silt particle waterproof layer；
It is buried between described two holes there are two the epoxy resin Grouting Pipe being obliquely extended, two epoxy resin slip castings are located at
Construction joint two sides, and buried steel plate water stopper upper surface side in extending to；
Thief zone modified epoxy resin paste liquid, the Thief zone modified epoxy resin paste are filled in the epoxy resin Grouting Pipe
Liquid extend in buried steel plate water stopper upper surface side gap in and construction joint in, formed epoxy resin waterproof layer；
The surface and hole surface of the construction joint are equipped with cement-base infiltration crystallization waterproof layer.
2. new-old concrete construction according to claim 1 connects waterproof construction at raft, it is characterised in that: described several mix
Solidifying soil block is the concrete block that different time pours.
3. new-old concrete construction according to claim 1 connects waterproof construction at raft, it is characterised in that: the cement base is seeped
Saturating crystal waterproof layer with a thickness of 1mm~5mm.
4. new-old concrete construction according to claim 1 connects waterproof construction at raft, it is characterised in that: the epoxy resin
Grouting Pipe is 10~25cm at a distance from buried steel plate water stopper upper surface in.
5. new-old concrete according to claim 1 construction connects waterproof construction at raft, it is characterised in that: described hole with apply
The distance of work seam is 3~6m.
6. new-old concrete construction according to claim 1 connects waterproof construction at raft, it is characterised in that: the epoxy resin
Waterproof layer has viscosity, the epoxy resin waterproof layer gap of buried steel plate water stopper upper surface side and construction joint in
It is seamless applying.
7. new-old concrete construction according to claim 1 connects waterproof construction at raft, it is characterised in that: the cement base is seeped
The material of saturating crystal waterproof layer is cement-based capillary crystalline waterproof coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821432941.2U CN208733692U (en) | 2018-08-31 | 2018-08-31 | A kind of construction of new-old concrete connects waterproof construction at raft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821432941.2U CN208733692U (en) | 2018-08-31 | 2018-08-31 | A kind of construction of new-old concrete connects waterproof construction at raft |
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| Publication Number | Publication Date |
|---|---|
| CN208733692U true CN208733692U (en) | 2019-04-12 |
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ID=66032409
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821432941.2U Active CN208733692U (en) | 2018-08-31 | 2018-08-31 | A kind of construction of new-old concrete connects waterproof construction at raft |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585369A (en) * | 2021-06-28 | 2021-11-02 | 中建五局华东建设有限公司 | Construction method for joining new and old concrete of reconstructed basement |
-
2018
- 2018-08-31 CN CN201821432941.2U patent/CN208733692U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585369A (en) * | 2021-06-28 | 2021-11-02 | 中建五局华东建设有限公司 | Construction method for joining new and old concrete of reconstructed basement |
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