CN217325319U - Waterproof construction and prefabricated underground continuous wall structure - Google Patents
Waterproof construction and prefabricated underground continuous wall structure Download PDFInfo
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- CN217325319U CN217325319U CN202123423463.3U CN202123423463U CN217325319U CN 217325319 U CN217325319 U CN 217325319U CN 202123423463 U CN202123423463 U CN 202123423463U CN 217325319 U CN217325319 U CN 217325319U
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Abstract
The utility model discloses a waterproof construction and prefabricated underground continuous wall structure, wherein waterproof construction includes: the waterproof structure comprises a wall panel waterproof structure, wherein the wall panel waterproof structure comprises a wall panel gap, a packaging piece and an anti-crack mortar structure filled in the wall panel gap, and the packaging piece and the anti-crack mortar structure are positioned on the back soil side of the prefabricated underground continuous wall; the connecting waterproof structure is a waterproof structure at the joint of the prefabricated underground continuous wall and the cast-in-place structure; the cast-in-place structure comprises a top plate and a bottom plate, and the connecting waterproof structure comprises a steel plate welding structure and waterproof paint. This practicality utilizes the welding to block up the infiltration possibility between the wall gap to the waterproof efficiency of reinforcing is pour to the muddy water such as application concrete placement, and this structure has promoted the waterproof ability of prefabricated underground continuous wall.
Description
Technical Field
The utility model relates to a waterproof construction, concretely relates to waterproof construction among prefabricated underground continuous wall structure.
Background
In the implementation of an underground structure, a foundation pit is usually excavated by using a building envelope, and then a channel structure is constructed under the condition of supporting the foundation pit. The prefabricated underground continuous wall body is prefabricated in a factory, the wall body quality is controllable, and a foundation pit enclosure wall and a structural side wall can be simultaneously made. However, structural cold joints naturally exist among plane wall panels and at the joints of the top plate and the bottom plate of the cast-in-place structure and the wall body of the prefabricated continuous wall, namely joints among non-synchronously poured concrete, and the waterproof treatment of the cold joint structure is of great importance. If the cast-in-place underground continuous wall is adopted, although the underground continuous wall and the cast-in-place structure are cast at the same time to reduce cold joints, the quality of the cast-in-place underground continuous wall is uncontrollable, and the structure leakage problem is easy to occur.
SUMMERY OF THE UTILITY MODEL
In order to solve the waterproof problem of prefabricated underground continuous wall, this application embodiment provides a waterproof construction.
A waterproof structure for a prefabricated underground diaphragm wall structure, comprising: the waterproof structure comprises a wall panel waterproof structure, wherein the wall panel waterproof structure comprises a wall panel gap, a packaging piece and an anti-crack mortar structure filled in the wall panel gap, and the packaging piece and the anti-crack mortar structure are positioned on the back soil side of the prefabricated underground continuous wall.
The prefabricated underground continuous wall is characterized by further comprising a connecting waterproof structure, wherein the connecting waterproof structure is a waterproof structure at the joint of the prefabricated underground continuous wall and the cast-in-place structure; the cast-in-place structure comprises a top plate and a bottom plate, and the connecting waterproof structure comprises a steel plate welding structure and waterproof paint.
Furthermore, the steel plate welding structure is positioned in the middle of the connecting surface of the prefabricated underground continuous wall and the cast-in-place structure, and the waterproof coating is coated on the connecting surface of the prefabricated underground continuous wall and the cast-in-place structure.
Further, the packaging piece comprises a wall width connecting steel plate and first wall width angle steel, and the wall width connecting steel plate is welded with the first wall width angle steel of the adjacent prefabricated underground continuous wall.
Furthermore, the wall width waterproof structure also comprises a reinforced waterproof layer, the reinforced waterproof layer comprises a wall width joint groove, a reinforcing mesh piece, second wall width angle steel and a concrete pouring structure, and the reinforcing mesh piece is welded with the second wall width angle steel of the adjacent prefabricated underground continuous wall.
Furthermore, the steel plate welding structure comprises a water stop steel plate and connection embedded angle steel, the water stop steel plate is located in the middle of a connection surface of the cast-in-place structural connection prefabricated underground continuous wall, the connection embedded angle steel is located in the middle of a wall width of the connection surface of the cast-in-place structural connection prefabricated underground continuous wall, and the water stop steel plate and the connection embedded angle steel are fully welded.
Furthermore, the wall width of cloth middle part of prefabricated underground continuous wall is equipped with the recess, connect pre-buried angle steel and be located the middle part of recess, the recess angle department that is close to prefabricated underground continuous wall upper and lower edge scribbles the stagnant water glue of water inflation.
Furthermore, the connection waterproof structure further comprises a steel bar connector, and waterproof paint is coated at the joint of the steel bar connector and the prefabricated underground continuous wall.
Further, the waterproof coating includes a cement-based permeable crystalline waterproof coating.
The utility model also provides a prefabricated underground continuous wall structure, including above-mentioned arbitrary one waterproof construction.
The beneficial effects of the utility model are that:
the scheme provides a waterproof structure for a prefabricated underground continuous wall structure, and measures such as concrete pouring, anti-crack mortar pouring and steel plate welding are adopted for cold joint connection between wall panels to realize water proofing; and the prefabricated underground diaphragm wall and the cast-in-place structure connecting node are waterproof and seepage-stopping by adopting a water-stopping steel plate, water-swelling water-stopping glue and concrete pouring. This practicality utilizes the welding to block up the infiltration possibility between the wall gap to the waterproof efficiency of reinforcing is pour to the muddy water such as application concrete placement, and this structure has promoted the waterproof ability of prefabricated underground continuous wall.
Drawings
In order to more clearly illustrate the embodiments of the present application 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 application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic plan view of the overall structure of a waterproof structure;
FIG. 2 is a perspective view of the overall structure of the waterproof structure;
FIG. 3 is a schematic view of a waterproof structure of the wall panel;
FIG. 4 is a waterproof structure of the connection with the top plate;
FIG. 5 is a waterproof structure of the connection with the bottom plate;
the meaning of the reference symbols in the figures: the prefabricated underground continuous wall comprises a prefabricated underground continuous wall 1, a top plate 2, a bottom plate 3, a grouting pipe 6, a wall width waterproof structure 4, a wall width gap 40, anti-crack mortar 42, a reinforced waterproof layer 43, a wall width connecting steel plate 410, first wall width angle steel 411, a reinforcing steel bar net piece 430, second wall width angle steel 431, concrete 433, a connecting waterproof structure 5, a steel plate welding structure 51, waterproof paint 52, water-swelling water-stop glue 53, a reinforcing steel bar connector mounting hole 54, a water-stop steel plate 510 and connecting embedded angle steel 511.
Detailed Description
In order to make the purpose, features and advantages of the present application more obvious and understandable, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the embodiments described below are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The invention will be further elucidated with reference to the drawings and the specific embodiments.
In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.
Example 1
The utility model provides a waterproof construction for prefabricated underground continuous wall structure, prefabricated underground continuous wall structure includes prefabricated underground continuous wall 1, roof 2 and bottom plate 3, and roof 2 and bottom plate 3 are cast-in-place structure. As shown in fig. 1, the prefabricated underground continuous wall comprises a wall width waterproof structure 4 and a connecting waterproof structure 5, wherein the connecting waterproof structure is a waterproof structure at the joint of the prefabricated underground continuous wall 1 and the cast-in-place structure.
As shown in fig. 3, the waterproof wall panel structure 4 includes a wall panel gap 40, an enclosure, and an anti-crack mortar structure formed after pouring an anti-crack mortar 42. As shown in fig. 2, the panel waterproof structure is provided on the soil-back side of the prefabricated underground continuous wall, that is, the inside of the prefabricated underground continuous wall.
As shown in fig. 2, the connecting waterproof structure includes a steel plate welded structure 51 and a waterproof coating material 52. The steel plate welding structure 51 is positioned in the middle of the connecting surface of the prefabricated underground continuous wall and the cast-in-place structure, and the waterproof coating is coated on the connecting surface of the prefabricated underground continuous wall and the cast-in-place structure.
The connection waterproof structure is divided into a connection waterproof structure with the top plate as shown in fig. 4 and a connection waterproof structure with the bottom plate as shown in fig. 5. The steel plate welding structure ensures the waterproof of the joints of the prefabricated underground continuous wall and the cast-in-place top plate and the cast-in-place bottom plate.
As shown in fig. 4, the steel plate connection structure is located in the middle of the connection surface of the prefabricated underground continuous wall 1 and the top plate 2 of the cast-in-place structure, the steel plate connection structure comprises a water stop steel plate 510 and connection embedded angle steel 511, the water stop steel plate 511 is located in the middle of the connection surface of the top plate connected with the prefabricated underground continuous wall, the connection embedded angle steel 511 is located in the middle of the wall width of the connection surface of the prefabricated underground continuous wall connected with the top plate, and the water stop steel plate 510 and the connection embedded angle steel 511 are fully welded.
The wall width of cloth middle part of prefabricated underground continuous wall is equipped with the recess, connects pre-buried angle steel to be located the middle part of recess, is close to the recess angle department of prefabricated underground continuous wall upper and lower edge, and the upper end that also is the recess scribbles water inflation stagnant water glue 53. In this structure is also mounted a grouting pipe 6, which is a pipe for injecting concrete to form a roof.
As shown in fig. 5, the steel plate connection structure is located in the middle of the connection surface between the prefabricated underground continuous wall 1 and the bottom plate 3 of the cast-in-place structure, the steel plate connection structure comprises a water stop steel plate 510 and connection embedded angle steel 511, the water stop steel plate 511 is located in the middle of the connection surface between the top plate and the prefabricated underground continuous wall, the connection embedded angle steel 511 is located in the middle of the wall width of the connection surface between the prefabricated underground continuous wall and the bottom plate, and the water stop steel plate 510 and the connection embedded angle steel 511 are fully welded.
The wall width of cloth middle part of prefabricated underground continuous wall is equipped with the recess, connects pre-buried angle steel to be located the middle part of recess, is close to the recess angle department of prefabricated underground continuous wall upper and lower limb, and the lower extreme that also is the recess scribbles water inflation stagnant water glue 53. In this construction is also mounted a grout pipe 6 with its injection nozzle directed upwards, which is a conduit for injecting concrete to form the floor.
It should be noted that fig. 4 and 5 only describe the positional relationship between the structures, and do not represent the construction sequence. The actual construction sequence is to paint waterproof paint first, weld the water stop steel plate 510 and the connection embedded angle steel 511 in the wall, and the water stop glue is expanded when meeting water on the groove, and finally, the top plate 2 and the bottom plate 3 are poured.
As shown in fig. 3, the waterproof structure of the wall panel includes the wall panel gap 10, the package, the anti-crack mortar structure formed after pouring the anti-crack mortar 42, and the reinforced waterproof layer 43.
The packaging piece comprises a wall width connecting steel plate 410 and first wall width angle steel 411, wherein the wall width connecting steel plate 410 is welded 411 with the first wall width angle steel of the adjacent prefabricated underground continuous wall. The first wall width angle steel is firstly used for welding the wall width connecting steel plate at the wall width part to form a space for pouring anti-crack mortar, and secondly used for preventing water seepage at the wall corner edge.
The reinforced waterproof layer 43 comprises a concrete pouring structure formed by pouring a groove at the joint of the wall panels, a reinforcing mesh 430, second wall panel angle steel 431 and concrete 433, wherein the reinforcing mesh 430 is welded with the second wall panel angle steel 431 of the adjacent prefabricated underground continuous wall. The first wall width angle steel and the second wall width angle steel are symmetrical, and the welded wall width connecting steel plate and the welded steel net piece are formed by pouring concrete, so that the concrete forms a waterproof wall.
In order to facilitate construction, glue can be additionally coated between the first wall width angle steel and the wall width angle part to temporarily fix the first wall width angle steel and the wall width angle part, and then the steel bars on the angle steel extend into the wall to be fixed.
The upper part of fig. 3 is a reinforcement cage existing in itself and a concrete structure poured after the reinforcement cage is lowered in the prior art. The lower part of fig. 3 is the soil-back side of the prefabricated underground diaphragm wall, and the waterproofing treatment is carried out on the soil-back side.
As can be seen from fig. 2, the uppermost portion has a hexagonal gap, which is a connection structure between the panels of the prefabricated underground diaphragm wall, and the specific structure of the connection structure is shown in fig. 3. All have steel sheet connection structure 51 from top to bottom, one of them steel sheet connection structure connects roof and prefabricated underground continuous wall and carries out water protection, and another connects bottom plate and prefabricated underground continuous wall and carries out water protection.
The upper part and the lower part of fig. 2 are not enclosed because both the upper part and the lower part are structures that have exceeded the top plate and the bottom plate, where a waterproofing treatment may not be performed for the purpose of saving materials and saving processes.
The connection waterproof structure in this embodiment further includes that the reinforcing bar connector is installed in the reinforcing bar connector installation hole 54, and the joint of the reinforcing bar connector and the prefabricated underground continuous wall is also coated with waterproof paint. The waterproof coating in this example is a cement-based capillary crystalline waterproof coating. The water stop steel plate in the embodiment is selected for use as the full-length water stop steel plate for better implementation effect.
Example 2
A prefabricated underground diaphragm wall structure comprising the waterproof structure described in example 1.
The above detailed description describes the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be implemented with various equivalent transformations (such as quantity, shape, position, etc.), which all belong to the protection of the present invention.
It should be noted that, the specific implementation principle, circuit and required components of the main control module related to the embodiments of the present invention all adopt the prior art known to those skilled in the art, and for the implementation of the control principle, those skilled in the art do not need to pay creative labor, and are not described herein again.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
What has been described above includes examples of one or more embodiments. It is, of course, not possible to describe every conceivable combination of components or methodologies for purposes of describing the aforementioned embodiments, but one of ordinary skill in the art may recognize that many further combinations and permutations of various embodiments are possible. Accordingly, the embodiments described herein are intended to embrace all such alterations, modifications and variations that fall within the scope of the appended claims. Furthermore, to the extent that the term "includes" is used in either the detailed description or the claims, such term is intended to be inclusive in a manner similar to the term "comprising" as "comprising" is interpreted when employed as a transitional word in a claim. Furthermore, any use of the term "or" in the specification of the claims is intended to mean a "non-exclusive or".
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The waterproof structure is characterized by comprising a wall panel waterproof structure, wherein the wall panel waterproof structure comprises wall panel gaps, packaging pieces and anti-crack mortar structures filled in the wall panel gaps, and the packaging pieces and the anti-crack mortar structures are positioned on the back soil side of the prefabricated underground diaphragm wall.
2. The waterproof structure of claim 1, further comprising a connecting waterproof structure, wherein the connecting waterproof structure is a waterproof structure at the joint of the prefabricated underground continuous wall and the cast-in-place structure; the cast-in-place structure comprises a top plate and a bottom plate, and the connecting waterproof structure comprises a steel plate welding structure and waterproof paint.
3. The waterproof structure according to claim 2, wherein the welded steel plate structure is located in the middle of the joint surface between the prefabricated underground continuous wall and the cast-in-place structure, and the waterproof coating is applied to the joint surface between the prefabricated underground continuous wall and the cast-in-place structure.
4. The waterproof structure of claim 1, wherein said enclosure comprises a wall web connecting steel plate welded to the first wall web angle steel of the adjacent prefabricated underground continuous wall, and a first wall web angle steel.
5. The waterproof structure of claim 1, wherein said panel waterproof structure further comprises a reinforced waterproof layer, said reinforced waterproof layer comprising a panel joint groove, a steel mesh, a second wall angle steel, and a concrete cast structure, said steel mesh being welded to the second wall angle steel of the adjacent prefabricated underground continuous wall.
6. The waterproof structure of claim 2, wherein the steel plate welding structure comprises a water stop steel plate and connecting embedded angle steel, the water stop steel plate is located in the middle of a connecting surface of the cast-in-place structure connecting prefabricated underground continuous wall, the connecting embedded angle steel is located in the middle of a wall width of the connecting surface of the cast-in-place structure connecting prefabricated underground continuous wall, and the water stop steel plate and the connecting embedded angle steel are fully welded.
7. The waterproof structure of claim 6, wherein a groove is formed in the middle of the wall width of the prefabricated underground continuous wall, the connection embedded angle steel is located in the middle of the groove, and the groove corners close to the upper edge and the lower edge of the prefabricated underground continuous wall are coated with water-swelling water-stop glue.
8. The waterproof structure according to claim 2, wherein the waterproof structure further comprises a steel bar connector, and a joint of the steel bar connector and the prefabricated underground continuous wall is coated with waterproof paint.
9. The waterproof structure according to any one of claims 2 or 8, wherein the waterproof coating material comprises a cement-based permeable crystalline waterproof coating material.
10. A prefabricated underground diaphragm wall structure, characterized in that it comprises a waterproofing structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123423463.3U CN217325319U (en) | 2021-12-31 | 2021-12-31 | Waterproof construction and prefabricated underground continuous wall structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123423463.3U CN217325319U (en) | 2021-12-31 | 2021-12-31 | Waterproof construction and prefabricated underground continuous wall structure |
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| Publication Number | Publication Date |
|---|---|
| CN217325319U true CN217325319U (en) | 2022-08-30 |
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| CN202123423463.3U Active CN217325319U (en) | 2021-12-31 | 2021-12-31 | Waterproof construction and prefabricated underground continuous wall structure |
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- 2021-12-31 CN CN202123423463.3U patent/CN217325319U/en active Active
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