CN212506439U - Waterproof structure adopting combined steel-edge rubber waterstop - Google Patents
Waterproof structure adopting combined steel-edge rubber waterstop Download PDFInfo
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- CN212506439U CN212506439U CN202020545535.8U CN202020545535U CN212506439U CN 212506439 U CN212506439 U CN 212506439U CN 202020545535 U CN202020545535 U CN 202020545535U CN 212506439 U CN212506439 U CN 212506439U
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Abstract
The utility model belongs to the field of building engineering, in particular to a waterproof structure adopting a combined steel-edged rubber waterstop, which comprises an early-stage concrete structure, a later-made concrete structure and the combined steel-edged rubber waterstop; the early concrete structure is connected with the post-construction concrete structure in a positioning way, and a steel plate groove with an opening facing to the post-construction concrete structure is pre-buried in the early concrete structure; the combined steel-edged rubber water stop comprises a rubber strip and a steel plate strip, the rubber strip is arranged in the steel plate groove, and the steel plate groove and the rubber strip are arranged along the construction joints of the early concrete structure and the later concrete structure; one end of the steel plate strip is embedded into the rubber strip, and the other end of the steel plate strip is arranged in the rear concrete structure. The utility model discloses a waterproof construction can improve the waterproof performance of the special construction joint department of concrete structure after with of early concrete structure effectively.
Description
Technical Field
The utility model belongs to the technical field of building engineering, concretely relates to adopt waterproof construction of combination formula steel limit rubber waterstop is applicable to the waterproof structural design construction scheme of track traffic engineering underground station, basement isotructure.
Background
The special construction joint of the concrete structure refers to a construction joint formed at a joint between a post-pouring structure and a prior structure due to the fact that a conventional construction joint water stop belt cannot be reserved during the prior construction of the structure. In the conventional water stop with steel edges on two sides, one steel edge needs to be pre-buried in an early-stage structure, and the other steel edge needs to be poured in a later-stage construction structure, so that the water stop cannot be used for the special construction joint. At the present stage, waterproof strengthening treatment can be generally carried out on the joint position of the later construction structure and the earlier construction structure only through modes such as later grouting and the like. The treatment method cannot effectively solve the problem of water leakage at the special construction joint, the position is easy to crack due to construction concrete in the sequence after construction is finished, and effective water stopping measures are not taken at the crack, so that the water leakage phenomenon is serious, and the method is not suitable for underground structures in water-rich areas. Typical examples are: the interface positions of the main structure and the auxiliary structure of the underground subway station seriously affect the appearance of engineering quality due to water leakage, increase the operation cost and reduce the riding experience of passengers.
Therefore, in order to overcome the above-mentioned problems, it is necessary to provide a waterproof structure using a combined steel-edged rubber water stop.
Disclosure of Invention
In order to overcome the not enough of above-mentioned prior art existence, the utility model aims at providing an adopt waterproof construction of combination formula steel limit rubber waterstop, can be used for solving the waterproof problem of the early concrete structure of rich water area underground structure and the special construction joint department node of concrete structure of back, satisfy the waterproof requirement in the structural design service life to satisfy the site operation convenience.
In order to achieve the purpose, the technical scheme of the utility model is a waterproof structure adopting a combined steel-edged rubber water stop, which comprises a pre-concrete structure, a post-concrete structure and a combined steel-edged rubber water stop; the early concrete structure is connected with the post-construction concrete structure in a positioning way, and a steel plate groove with an opening facing to the post-construction concrete structure is pre-buried in the early concrete structure; the combined steel-edged rubber water stop comprises a rubber strip and a steel plate strip, the rubber strip is arranged in the steel plate groove, and the steel plate groove and the rubber strip are arranged along the construction joints of the early concrete structure and the later concrete structure; one end of the steel plate strip is embedded into the rubber strip, and the other end of the steel plate strip is arranged in the rear concrete structure.
Furthermore, a through hole is formed in the rubber strip along the length direction of the rubber strip, and the through hole is located on one side, away from the rear concrete structure, of the steel plate strip.
Further, the steel plate groove comprises an upper wall, a lower wall and a side wall, and two ends of the side wall are respectively connected with the upper wall and the lower wall; the upper end and the lower end of the rubber strip are respectively contacted with the upper wall and the lower wall.
Furthermore, the thickness of one end, close to the rear concrete structure, of the rubber strip is smaller than the thickness of one end, away from the rear concrete structure, of the rubber strip.
Furthermore, a reserved steel bar is arranged in the early concrete structure, a steel bar framework is arranged in the later concrete structure, and the reserved steel bar is connected with the steel bar framework in a positioning mode.
Furthermore, the reserved steel bar comprises an upper reserved steel bar and a lower reserved steel bar, the steel bar framework comprises an upper main steel bar and a lower main steel bar, and the upper reserved steel bar and the lower reserved steel bar are respectively connected with the upper main steel bar and the lower main steel bar in a positioning mode.
Furthermore, the end part of the upper reserved steel bar and the end part of the lower reserved steel bar are respectively provided with a steel bar connector, and the upper main bar and the lower main bar are respectively connected with the steel bar connector at the end part of the upper reserved steel bar and the steel bar connector at the end part of the lower reserved steel bar.
Furthermore, the upper reserved steel bar and the lower reserved steel bar are connected through a connecting bar; the upper main rib and the lower main rib are connected through a vertical tie rib.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the waterproof structure adopting the combined steel-edged rubber waterstop can be used for solving the waterproof problem of special construction joints of an early concrete structure and a later concrete structure and improving the waterproof performance of the construction joint of the underground concrete structure in the water-rich area;
(2) the utility model has the advantages that the steel plate groove is pre-embedded in the early concrete structure, so that the combined steel edge rubber waterstop is convenient to position and install;
(3) the rubber strip of the combined steel-edged rubber waterstop is arranged in the steel plate groove, the part of the steel plate extending out of the steel plate groove is embedded in a rear concrete structure, and the rubber strip expands when meeting water, thereby playing a better water-stopping role and meeting the connection role of the waterstops at the new and old structures; the steel plate belt can prolong the water seepage path of the joint of the new concrete and the old concrete at the construction joint of the early-stage concrete structure and the later-stage concrete structure, and has the water stopping effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a construction of an advanced concrete structure according to an embodiment of the present invention;
fig. 2 is a schematic view of the assembled steel-edged rubber water stop according to the embodiment of the present invention after installation;
fig. 3 is a schematic view of a waterproof structure using a combined steel-edged rubber water stop according to an embodiment of the present invention;
fig. 4 is a schematic view of a combined steel-edged rubber water stop provided in an embodiment of the present invention;
in the figure: 1. the concrete structure comprises a concrete structure in advance, 11 reserved steel bars, 111 upper reserved steel bars, 112 lower reserved steel bars, 113 connecting bars, 12 steel bar connectors, 2 steel plate grooves, 21 fillers, 3 combined steel edge rubber water stops, 31 rubber strips, 32 steel plate strips, 33 through holes, 4 concrete structure, 41 steel bar frameworks, 411 upper main bars, 412 lower main bars, 413 vertical tie bars.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Example one
As shown in fig. 1-4, the embodiment provides a waterproof structure using a combined steel-edged rubber water stop, which includes a pre-concrete structure 1, a post-made concrete structure 4 and a combined steel-edged rubber water stop 3; the early-stage concrete structure 1 is connected with the later-stage concrete structure 4 in a positioning way, and a steel plate groove 2 with an opening facing the later-stage concrete structure 4 is pre-buried in the early-stage concrete structure 1; the combined steel-edged rubber water stop 3 comprises a rubber strip 31 and a steel plate strip 32, the rubber strip 31 is arranged in the steel plate groove 2, and the steel plate groove 2 and the rubber strip 31 are arranged along the construction joints of the early concrete structure 1 and the later concrete structure 4; one end of the steel plate strip 32 is embedded in the rubber strip 31, and the other end is arranged in the rear concrete structure 4. In the embodiment, the steel plate groove 2 is pre-embedded in the early concrete structure 1, so that the positioning and the installation of the combined steel-edge rubber water stop 3 are facilitated; the rubber strip 31 of the combined steel-edged rubber waterstop 3 is arranged in the steel plate groove 2, and the rubber strip 31 expands when meeting water, so that a better water stopping effect can be achieved, and the connection effect of the waterstops at new and old structures can be met; the part of the steel plate belt 32 of the combined steel-edge rubber water stop belt 3 extending out of the steel plate groove 2 is buried in the rear concrete structure 4, so that the water seepage path of the new and old concrete joints at the construction joints can be prolonged, and the water stop effect is achieved. The waterproof structure of the embodiment can be used for solving the waterproof problem of the special construction joint of the early-stage concrete structure and the later-stage concrete structure, and the waterproof performance of the special construction joint of the underground concrete structure in the water-rich area is improved.
Further, a through hole 33 is formed in the rubber strip 31 along the length direction of the rubber strip, and the through hole 33 is located on the side, away from the rear concrete structure 4, of the steel plate strip 32.
Further, the steel plate groove 2 comprises an upper wall, a lower wall and a side wall, and two ends of the side wall are respectively connected with the upper wall and the lower wall; the upper and lower ends of the rubber strip 31 are in contact with the upper and lower walls, respectively. Furthermore, the thickness that 4 one ends of concrete structure were done after the rubber strip 31 was close to is less than the thickness of doing 4 one ends of concrete structure after the rubber strip 31 deviates from to in the steel sheet groove 2 is filled in to the rubber strip, and rubber strip 31 meets water inflation back, can with the inner wall in close contact with in steel sheet groove 2, improve water-proof effects.
Furthermore, a reserved steel bar 11 is arranged in the early concrete structure 1, a steel bar framework 41 is arranged in the later concrete structure 4, and the reserved steel bar 11 is connected with the steel bar framework 41 in a positioning mode. In the embodiment, the reserved steel bars 11 are connected with the steel bar framework 41 in a positioning manner, so that the early concrete structure 1 is connected with the later concrete structure 4 in a positioning manner.
Furthermore, the reserved steel bar 11 includes an upper reserved steel bar 111 and a lower reserved steel bar 112, the steel bar framework 41 includes an upper main bar 411 and a lower main bar 412, and the upper reserved steel bar 111 and the lower reserved steel bar 112 are respectively connected with the upper main bar 411 and the lower main bar 412 in a positioning manner. Furthermore, the end of the upper reserved steel bar 111 and the end of the lower reserved steel bar 112 are both provided with a steel bar connector 12, and the upper main bar 411 and the lower main bar 412 are respectively connected with the steel bar connector 12 at the end of the upper reserved steel bar 111 and the steel bar connector 12 at the end of the lower reserved steel bar 112. In the embodiment, the reinforcing bar connector 12 is fixed at the ends of the upper reserved reinforcing bar 111 and the lower reserved reinforcing bar 112, and is respectively connected with the upper main bar 411 and the lower main bar 412 through the reinforcing bar connector 12, so that the reinforcing bar connection efficiency is improved, and the positioning accuracy of the early-stage concrete structure 1 and the later-made concrete structure 4 is also improved.
Further, the upper reserved steel bar 111 and the lower reserved steel bar 112 are connected by a connecting bar 113; the upper main rib 411 and the lower main rib 412 are connected by a tie rib 413. A plurality of longitudinal reinforcing bars are attached to the upper main bar 411 and the lower main bar 412 in this embodiment at intervals.
Example two
As shown in fig. 1 to 4, the present embodiment provides a construction method of a waterproof structure using a combined steel-edged rubber water stop in the first embodiment, including the following steps:
1) determining the thickness of the post-made concrete structure 4 and the reinforcement requirement of the reinforcement cage 41 of the post-made concrete structure 4 according to the structure calculation;
2) constructing an early concrete structure 1, and when the early concrete structure 1 is constructed, pre-burying a steel plate groove 2 in the early concrete structure 1, and simultaneously temporarily filling the steel plate groove 2 with a filler 21 to prevent concrete from blocking the steel plate groove 2;
3) after the construction of the prior concrete structure 1 is completed, the enclosing structure is broken or the template is removed according to the requirement of the later concrete structure 4, so that a construction space is provided; then according to the waterproof design requirement, removing the filler 21 in the steel plate groove 2 at the joint of the early concrete structure 1 and the later concrete structure 4; then the rubber strip 31 of the combined steel-edged rubber water stop 3 is plugged into the steel plate groove 2, and the steel plate belt 32 extends out of the steel plate groove 2, so that the embedding of the combined steel-edged rubber water stop 3 is completed; the combined steel-edged rubber water stop 3 extends longitudinally along the structure and is connected into a closed waterproof ring belt at the joint;
4) and after construction, a concrete structure 4 is made, and one end of the steel plate strip 32 extending out of the steel plate groove 2 is poured into the concrete structure 4.
In the embodiment, the steel plate groove 2 is pre-embedded in the early concrete structure 1, after the enclosure structure is broken, the rubber strip 31 of the combined steel-edge rubber water stop belt 3 can be plugged into the steel plate groove 2 from the outer side for fixing, and then the other half of the steel plate belt 32 is poured into the later-made concrete structure 4 to form a whole, so that the construction method can be used for solving the waterproof problem of the special construction joint at the new and old junction of the underground concrete structure, improving the waterproof performance of the joint at the special construction joint of the early concrete structure and the later-made concrete structure, and meeting the waterproof requirement of the joint at the construction joint within the design service life of the underground structure in a water-rich area; and the construction method is not limited by the form of an underground structure enclosure structure, has high on-site construction efficiency and good implementation effect, and is suitable for projects such as urban rail transit underground structures, basements and the like.
Further, when constructing the early concrete structure 1, pre-burying a reserved steel bar 11 in the early concrete structure 1, wherein a steel bar connector 12 is arranged at one end of the reserved steel bar 11 for positioning connection with a steel bar framework 41 in the later concrete structure 4, so as to be conveniently connected with the steel bar in the steel bar framework 41; when the concrete structure 4 is manufactured after construction, the reinforcement cage 41 of the concrete structure 4 is firstly finished and then bound, the reinforcement cage 41 is connected with the reserved steel bars 11 in a positioning mode through the steel bar connectors 12, and then concrete of the concrete structure 4 is manufactured after pouring.
Furthermore, after the combined steel-edged rubber water stop 3 is embedded, a grouting pipe can be embedded at the joint as a waterproof reinforcing measure, and a water receiving box can be additionally arranged as a drainage measure, so that water leakage at the special construction joint can be further prevented.
In the utility model, the size and the number of reinforcing bars of the early-stage concrete structure 1 and the later-stage concrete structure 4 are determined according to the calculation according to the structural design requirement; the utility model discloses a waterproof construction is applicable to the special construction joint department that subway station major structure and additional structure side wall, top, bottom plate are connected, but not limited to this, earlier stage concrete structure and back are done between the concrete structure can not bury conventional waterstop underground, as long as with the utility model discloses the scheme essence is the same, perhaps is in the utility model discloses an any modification of doing within spirit and the principle, equal replacement, improvement etc. all should contain within the protection scope the utility model discloses a.
Claims (8)
1. The utility model provides an adopt waterproof construction of combination formula steel limit rubber waterstop which characterized in that: comprises a pre-concrete structure, a post-made concrete structure and a combined steel-edged rubber waterstop; the early concrete structure is connected with the post-construction concrete structure in a positioning way, and a steel plate groove with an opening facing to the post-construction concrete structure is pre-buried in the early concrete structure; the combined steel-edged rubber water stop comprises a rubber strip and a steel plate strip, the rubber strip is arranged in the steel plate groove, and the steel plate groove and the rubber strip are arranged along the construction joints of the early concrete structure and the later concrete structure; one end of the steel plate strip is embedded into the rubber strip, and the other end of the steel plate strip is arranged in the rear concrete structure.
2. The waterproof structure adopting the combined steel-edged rubber water stop as claimed in claim 1, wherein: and a through hole is arranged in the rubber strip along the length direction of the rubber strip, and the through hole is positioned on one side of the steel plate strip, which deviates from the rear concrete structure.
3. The waterproof structure using the combined steel-edged rubber waterstop as claimed in claim 1 or 2, wherein: the steel plate groove comprises an upper wall, a lower wall and a side wall, and two ends of the side wall are respectively connected with the upper wall and the lower wall; the upper end and the lower end of the rubber strip are respectively contacted with the upper wall and the lower wall.
4. The waterproof structure adopting the combined steel-edged rubber water stop as claimed in claim 2, wherein: the thickness of one end, close to the rear concrete structure, of the rubber strip is smaller than the thickness of one end, far away from the rear concrete structure, of the rubber strip.
5. The waterproof structure adopting the combined steel-edged rubber water stop as claimed in claim 1, wherein: the concrete structure is characterized in that a reserved steel bar is arranged in the early concrete structure, a steel bar framework is arranged in the later concrete structure, and the reserved steel bar is connected with the steel bar framework in a positioning mode.
6. The waterproof structure adopting the combined steel-edged rubber water stop as claimed in claim 5, wherein: the reserved steel bar comprises an upper reserved steel bar and a lower reserved steel bar, the steel bar framework comprises an upper main steel bar and a lower main steel bar, and the upper reserved steel bar and the lower reserved steel bar are respectively connected with the upper main steel bar and the lower main steel bar in a positioning mode.
7. The waterproof structure adopting the combined steel-edged rubber water stop as claimed in claim 6, wherein: the end part of the upper reserved steel bar and the end part of the lower reserved steel bar are respectively provided with a steel bar connector, and the upper main bar and the lower main bar are respectively connected with the steel bar connector at the end part of the upper reserved steel bar and the steel bar connector at the end part of the lower reserved steel bar.
8. The waterproof structure adopting the combined steel-edged rubber water stop as claimed in claim 6, wherein: the upper reserved steel bar and the lower reserved steel bar are connected through a connecting bar; the upper main rib and the lower main rib are connected through a vertical tie rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020545535.8U CN212506439U (en) | 2020-04-14 | 2020-04-14 | Waterproof structure adopting combined steel-edge rubber waterstop |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020545535.8U CN212506439U (en) | 2020-04-14 | 2020-04-14 | Waterproof structure adopting combined steel-edge rubber waterstop |
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| CN212506439U true CN212506439U (en) | 2021-02-09 |
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| CN202020545535.8U Active CN212506439U (en) | 2020-04-14 | 2020-04-14 | Waterproof structure adopting combined steel-edge rubber waterstop |
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