CN210395371U - Water stopping measure for foundation pit supporting steel pipe inclined strut penetrating bottom plate and basement outer wall - Google Patents
Water stopping measure for foundation pit supporting steel pipe inclined strut penetrating bottom plate and basement outer wall Download PDFInfo
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- CN210395371U CN210395371U CN201921018692.7U CN201921018692U CN210395371U CN 210395371 U CN210395371 U CN 210395371U CN 201921018692 U CN201921018692 U CN 201921018692U CN 210395371 U CN210395371 U CN 210395371U
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Abstract
The utility model discloses a bottom plate and basement outer wall's stagnant water measure are worn to excavation supporting steel pipe bracing, including outer wall and floor, seted up the foundation ditch in the floor, and be connected with the steel pipe in the foundation ditch, the one end that the foundation ditch was kept away from to the steel pipe runs through outer wall and fixedly connected with self-compaction concrete. The utility model connects the steel pipe between the basement outer wall and the floor in an inclined way, on one hand, the water stop wing ring is connected on the outer wall of the steel pipe, and the oval steel plate is welded inside the steel pipe at the same time, so as to provide the first water stop protection; on the other hand, the self-compacting concrete is connected to one end, penetrating through the outer wall, of the steel pipe, so that the limiting support can be provided for the outer wall, and a second water stop protection can be provided for the outer wall; compromise inside and outside stagnant water measure of steel pipe bracing, ensured concrete structure intensity again simultaneously, can effectively stagnant water when guaranteeing structure security, prevent that the seepage hidden danger from appearing in the basement structure.
Description
Technical Field
The utility model relates to a building waterproof technology field especially relates to a bottom plate and basement outer wall's stagnant water measure is worn to excavation supporting steel pipe bracing.
Background
Along with high-rise, super high-rise building is more and more common, the foundation ditch excavation degree of depth that the design of multilayer basement caused is also more and more dark, simultaneously, the developer also more and more high to the land use rate requirement, basement structure is close to the building planning red line mostly, rectilinear foundation ditch excavation and strut design are more and more, consequently, utilize the steel pipe bracing to increase foundation ditch safety, the design of stability is also more and more, for guarantee basement construction stage foundation ditch safety, the steel pipe bracing is most just cut off after basement structure accomplishes, this just causes the bracing to pass through basement bottom plate and outer wall, entrance to a cave and gap seepage hidden danger has been brought, if do not take effective stagnant water measure, influence building service function very big.
Under the current technical level, the outer side water stop wing ring is mostly adopted for plugging when the problem is met, and after the steel pipe inclined strut is cut off, the inner concrete is plugged, and the structural glue is injected into the seam. The existing technology only considers the water stop outside the steel pipe, the inside of the steel pipe is blocked by the self-waterproof and waterproof structural adhesive by concrete, the performance of the blocked product and the quality of operators are uneven, so that great leakage risk is brought to building construction, especially after the steel pipe is soaked for several years, the structural adhesive is invalid, the leakage problem outside the quality guarantee period is easy to occur, and great inconvenience is brought to the use function of the building.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that it is difficult to seal up the stagnant water to the groundwater outer wall among the prior art, and the stagnant water measure of bottom plate and basement outer wall is worn to a excavation supporting steel pipe bracing that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a bottom plate and basement outer wall's stagnant water measure are worn to excavation supporting steel pipe bracing, includes outer wall and floor, seted up the foundation ditch in the floor, and be connected with the steel pipe in the foundation ditch, the one end that the foundation ditch was kept away from to the steel pipe runs through outer wall and fixedly connected with self-compaction concrete, it has stagnant water wing ring all to weld on the both ends outer wall that the steel pipe runs through outer wall and floor, and all welds in the steel pipe both ends has the oval steel sheet that accords with the steel pipe internal diameter, set up the recess in the floor, and the recess internal fixation is equipped with the guide bar, the cover is equipped with spring and sliding sleeve on the guide bar respectively.
Preferably, the steel pipe is a hollow structure with two communicated ends, and the steel pipe is obliquely arranged.
Preferably, the self-compacting concrete corresponds to an exterior wall.
Preferably, two stagnant water wing ring is the loop configuration, and two stagnant water wing rings are located outer wall and floor respectively.
Preferably, the two oval steel plates correspond to the two water stop wing rings respectively.
Preferably, the fixed cover of spring one end is located guide bar one end, the sliding sleeve is located on the guide bar other end, and the sliding sleeve welds with the spring free end mutually, the gag lever post both ends rotate with steel pipe and sliding sleeve respectively and are connected.
Preferably, the support rods are vertically welded between the floor and the steel pipe.
Compared with the prior art, the utility model discloses possess following advantage:
1. the utility model is provided with through holes in the basement outer wall and the floor correspondingly, and is provided with foundation pits in the floor so as to install the steel pipe with a hollow structure in an inclined way; the water stopping wing rings of the annular structures are sleeved at the two ends of the steel pipe sleeve in the outer wall and the floor, and meanwhile, the oval steel plates are welded inside the steel pipe, so that first water stopping protection is provided between the outer side of the steel pipe and concrete.
2. The utility model discloses a keep away from one of foundation ditch at the steel pipe and serve fixed connection self-compaction concrete building, not only can provide spacing support for the outer wall, also can realize the second way stagnant water protection to the outer wall simultaneously.
To sum up, the utility model connects the steel pipe between the basement outer wall and the floor in an inclined way, on one hand, the water stop wing ring is connected on the outer wall of the steel pipe, and the oval steel plate is welded in the steel pipe to provide the first water stop protection; on the other hand, the self-compacting concrete is connected to one end, penetrating through the outer wall, of the steel pipe, so that the limiting support can be provided for the outer wall, and a second water stop protection can be provided for the outer wall; compromise inside and outside stagnant water measure of steel pipe bracing, ensured concrete structure intensity again simultaneously, can effectively stagnant water when guaranteeing structure security, prevent that the seepage hidden danger from appearing in the basement structure.
Drawings
Fig. 1 is a schematic structural view of a water stopping measure for a foundation pit supporting steel pipe diagonal bracing penetrating through a bottom plate and a basement outer wall;
fig. 2 is an enlarged schematic view of a part a of the structure of a water stopping measure for the foundation pit supporting steel pipe diagonal bracing penetrating through the bottom plate and the basement outer wall;
fig. 3 is a schematic view of a steel pipe and foundation pit installation structure of a water stopping measure for a foundation pit supporting steel pipe diagonal bracing to penetrate through a bottom plate and a basement outer wall;
fig. 4 is the utility model provides a steel pipe and self-compaction concrete connection structure sketch map of bottom plate and basement outer wall's stagnant water measure are worn to excavation supporting steel pipe bracing.
In the figure: the self-compaction concrete sealing structure comprises an outer wall 1, a floor 2, a foundation pit 3, a steel pipe 4, self-compaction concrete 5, a water stop wing ring 6, an oval steel plate 7, a groove 8, a guide rod 9, a spring 10, a sliding sleeve 11, a limiting rod 12 and a supporting rod 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a water stopping measure for supporting a steel pipe diagonal brace to penetrate through a bottom plate and a basement outer wall of a foundation pit comprises an outer wall 1 and a floor 2, a right-angle connecting structure is arranged between the outer wall 1 and the floor 2, a foundation pit 3 is arranged in the floor 2, a steel pipe 4 is connected in the foundation pit 3, one end, far away from the foundation pit 3, of the steel pipe 4 penetrates through the outer wall 1 and is fixedly connected with self-compacting concrete 5, water stopping wing rings 6 are welded on outer walls of two ends, penetrating through the outer wall 1 and the floor 2, of the steel pipe 4, elliptical steel plates 7 conforming to the inner diameter of the steel pipe 4 are welded in two ends of the steel pipe 4, the water stopping wing rings 6 correspond to the elliptical steel plates 7 one to one, a groove 8 is formed in the floor 2, a guide rod 9 is fixedly arranged in the groove 8.
The steel pipe 4 is the hollow structure of both ends intercommunication, and steel pipe 4 slope sets up, and steel pipe 4 supports between retaining wall (or fender pile) and foundation ditch 3 bottoms, forms triangle-shaped stable structure, ensures the safe reinforcement measure of excavation supporting, and the ubiquitous reinforcement measure in deep basal pit architectural design, self-compaction concrete 5 is corresponding with outer wall 1.
Referring to the accompanying drawings 3-4, the two water-stopping wing rings 6 are both of an annular structure, the two water-stopping wing rings 6 are respectively positioned in the outer wall 1 and the floor 2, and the two elliptical steel plates 7 respectively correspond to the two water-stopping wing rings 6, so that first water stopping can be realized, and water source permeation is avoided.
One end of a spring 10 is fixedly sleeved at one end of the guide rod 9, a sliding sleeve 11 is sleeved at the other end of the guide rod 9 in a sliding manner, the sliding sleeve 11 is welded with the free end of the spring 10, two ends of a limiting rod 12 are respectively rotatably connected with the steel pipe 4 and the sliding sleeve 11, and a support rod 13 is vertically welded between the floor 2 and the steel pipe 4.
By providing double bracing for the steel pipes 4 on the floor 2, the stability of erection of the steel pipes 4 is ensured, and at the same time, strong support is provided for the outer wall 1 and the self-compacting concrete 5.
The utility model discloses its functional principle is explained to following mode of operation of accessible:
in the construction process of the basement structure, the following preparation work can be realized in the basement building:
firstly, through holes are correspondingly formed in the outer wall 1 and the floor 2, and foundation pits 3 corresponding to the through holes are formed in the floor 2.
The steel pipe 4 is obliquely installed through the two through holes, so that one end of the steel pipe 4 is fixedly connected with the foundation pit 3.
And a circle of water stopping wing ring 6 is fully welded on the periphery of the part of the steel pipe 4 where the inclined strut penetrates through the concrete structure, and is used as a water stopping measure for a gap between the outer side of the steel pipe 4 and the concrete structure.
After the steel pipe 4 bracing is cut off, at the inside oval steel sheet 7 that accords with the steel pipe 4 internal diameter of full welding between two parties of steel pipe 4, as the inside stagnant water measure of steel pipe 4, pour simultaneously in inside steel sheet both sides than this department design concrete, for the self-compaction concrete 5 of a high grade of intensity, when satisfying structural design intensity requirement, provide the second and say stagnant water measure, ensure that the bracing wears the concrete structure position and does not have the seepage hidden danger.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A water stop measure for a foundation pit supporting steel pipe diagonal bracing penetrating bottom plate and basement outer wall comprises an outer wall (1) and a floor (2), it is characterized in that a foundation pit (3) is arranged in the floor (2), a steel pipe (4) is connected in the foundation pit (3), one end of the steel pipe (4) far away from the foundation pit (3) penetrates through the outer wall (1) and is fixedly connected with self-compacting concrete (5), the steel pipe (4) penetrates through the outer wall (1) and the outer walls at the two ends of the floor (2) and is welded with water-stopping wing rings (6), elliptical steel plates (7) with the inner diameter matched with that of the steel pipe (4) are welded in both ends of the steel pipe (4), a groove (8) is arranged in the floor (2), a guide rod (9) is fixedly arranged in the groove (8), a spring (10) and a sliding sleeve (11) are respectively sleeved on the guide rod (9), and a limiting rod (12) is connected between the sliding sleeve (11) and the steel pipe (4).
2. The water stopping measure for the foundation pit supporting steel pipe diagonal bracing penetrating base plate and the basement outer wall according to claim 1, characterized in that the steel pipe (4) is a hollow structure with two communicated ends, and the steel pipe (4) is obliquely arranged.
3. The water stopping measure for the foundation pit supporting steel pipe diagonal bracing penetrating bottom plate and basement outer wall according to claim 1, characterized in that the self-compacting concrete (5) corresponds to the outer wall (1).
4. The water stopping measure for the foundation pit support steel pipe bracing penetration bottom plate and the basement outer wall according to claim 1, characterized in that two water stopping wing rings (6) are of annular structures, and the two water stopping wing rings (6) are respectively positioned in the outer wall (1) and the floor (2).
5. The water stopping measure for the foundation pit supporting steel pipe diagonal bracing penetrating bottom plate and the basement outer wall according to claim 4, wherein two elliptical steel plates (7) correspond to two water stopping wing rings (6) respectively.
6. The water stopping measure for the foundation pit supporting steel pipe diagonal bracing penetrating bottom plate and the basement exterior wall according to claim 1, wherein one end of the spring (10) is fixedly sleeved on one end of the guide rod (9), the sliding sleeve (11) is slidably sleeved on the other end of the guide rod (9), the sliding sleeve (11) is welded with the free end of the spring (10), and two ends of the limiting rod (12) are respectively and rotatably connected with the steel pipe (4) and the sliding sleeve (11).
7. The water stopping measure for the foundation pit supporting steel pipe diagonal bracing penetrating bottom plate and basement outer wall according to claim 6, characterized in that a support rod (13) is vertically welded between the floor (2) and the steel pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921018692.7U CN210395371U (en) | 2019-07-02 | 2019-07-02 | Water stopping measure for foundation pit supporting steel pipe inclined strut penetrating bottom plate and basement outer wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921018692.7U CN210395371U (en) | 2019-07-02 | 2019-07-02 | Water stopping measure for foundation pit supporting steel pipe inclined strut penetrating bottom plate and basement outer wall |
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| CN210395371U true CN210395371U (en) | 2020-04-24 |
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| CN201921018692.7U Active CN210395371U (en) | 2019-07-02 | 2019-07-02 | Water stopping measure for foundation pit supporting steel pipe inclined strut penetrating bottom plate and basement outer wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115506419A (en) * | 2022-09-06 | 2022-12-23 | 深圳市基础工程有限公司 | Seamless leakage-proof construction method for basement exterior wall |
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2019
- 2019-07-02 CN CN201921018692.7U patent/CN210395371U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115506419A (en) * | 2022-09-06 | 2022-12-23 | 深圳市基础工程有限公司 | Seamless leakage-proof construction method for basement exterior wall |
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