CN112982694A

CN112982694A - Waterproof structure and construction method for basement extension building junction structure

Info

Publication number: CN112982694A
Application number: CN202110207485.1A
Authority: CN
Inventors: 刘长凯; 席新雅
Original assignee: Wuxi Dongfang Yuhong Waterproof Engineering Co Ltd
Current assignee: Wuxi Dongfang Yuhong Waterproof Engineering Co Ltd
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-06-18
Anticipated expiration: 2041-02-24
Also published as: CN112982694B

Abstract

The invention relates to the technical field of building waterproofing, in particular to a basement extension building junction structure waterproof structure which comprises two side walls, a top plate and a bottom plate, wherein the same sides of the two side walls, the top plate and the bottom plate are plugged by plugging walls, a cavity is reserved at the joint of the side walls and the bottom plate, an opening of the cavity is upwards communicated with the space in a basement, at least two horizontally extending embedded water stop belts are arranged in the bottom plate, at least one embedded water stop belt extends into the cavity along the horizontal direction, and at least one embedded water stop belt extends along the horizontal direction and is embedded in the plugging walls. The invention has better waterproof effect aiming at the junction structure of the basement extension building. The invention relates to the technical field of building waterproofing, in particular to a waterproof construction method for a basement extension building junction structure.

Description

Waterproof structure and construction method for basement extension building junction structure

Technical Field

The invention relates to the technical field of building waterproofing, in particular to a waterproof structure of a basement extension building junction structure.

Background

Background art: when project construction is carried out, namely extension is needed in the later planning stage, waterproof protection of the joint part of the extension building in the later stage and the existing building needs to be fully considered in the initial stage of project design. In the prior art, the part is generally reserved according to a construction joint or a deformation joint, temporarily blocked, removed during expansion, embedded with ribs, provided with a drainage ditch or blocked in other modes.

The prior art has two disadvantages:

1. after the expansion is finished, the joint seam or deformation joint part of the new building and the old building has great leakage hidden trouble due to the uneven settlement of the building, the structure settlement has no buffer, the junction becomes difficult miscellaneous diseases of leakage treatment, and due to the irreversibility of the basement building, later-stage leakage stoppage can only be treated from the inside, the main body can not ensure that the main body structure is not eroded by underground water, the durability of the structure is influenced by 2, after the plugging part is removed, a pre-buried water-stop steel plate and the like are often destroyed, the joint seam of the new building and the old building has no effective pre-buried waterproof structure, and the problem of water leakage caused by the uneven settlement can not be avoided at all only by. Therefore, the waterproof problem at the expansion junction of the basement is always a difficult point of the building.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a waterproof structure for a junction structure of a basement extension building, which has a better waterproof effect on the junction structure of the basement extension building.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a basement extension building juncture structure waterproof construction, includes two sides side wall and bottom plate, two the side wall and bottom plate pass through the shutoff of shutoff wall with one side, the cavity is reserved to the junction of side wall and bottom plate, the cavity opening communicates to basement inner space upwards, be equipped with two level extension's buried waterstops in the bottom plate at least, at least one buried waterstop extends to in the cavity along the horizontal direction, at least one buried waterstop extends and buries underground in the shutoff wall along the horizontal direction.

The present invention in a preferred example may be further configured to: and a thickened concrete base is arranged at the joint of the plugging wall and the bottom plate.

The present invention in a preferred example may be further configured to: and a thickened concrete top disc is arranged at the junction of the plugging wall and the side wall.

The present invention in a preferred example may be further configured to: the edge of bottom plate top towards the shutoff wall is equipped with L shape recess, be equipped with connecting elements in the recess, connecting elements is including predetermineeing first connecting piece in the recess and setting up the second connecting piece in the extension part, be equipped with the rubber waterstop between first connecting piece and the second connecting piece, the rubber waterstop respectively with first connecting piece and second connecting piece fixed connection.

The present invention in a preferred example may be further configured to: the first connecting piece comprises a large angle steel arranged on the groove and a small angle steel arranged in the large angle steel, the rubber water stop is arranged between the large angle steel and the small angle steel, and the large angle steel, the small angle steel and the rubber water stop are fixedly connected through connecting bolts.

The present invention in a preferred example may be further configured to: the connecting bolt is inserted into one end of the bottom plate and is arranged in a hook shape.

The present invention in a preferred example may be further configured to: and a steel cover plate is arranged between the openings of the concave grooves formed by the first connecting piece and the second connecting piece for plugging.

The present invention in a preferred example may be further configured to: the structure between the side wall and the top plate is the same as the structure between the side wall and the bottom plate.

The invention also aims to provide a construction method of the waterproof and moistureproof structure of the wooden house toilet kitchen, which has the characteristic of waterproofing and moistureproof for the wooden house toilet.

The second aim of the invention is realized by the following technical scheme:

a construction method of a waterproof structure of a basement extension building junction structure comprises the following steps:

a, arranging a thickened concrete base at the junction of a basement bottom plate and a plugging wall;

b, arranging a thicker concrete top disc at the junction of the lateral direction and the plugging wall;

a cavity is reserved at the joint of the side wall and the bottom plate, an embedded water stop belt is arranged in the cavity, one side of at least one embedded water stop belt is embedded in the bottom plate, and the other side of the at least one embedded water stop belt extends into the cavity;

d, reserving grooves for arranging the internally-pasted water stop belts at the inner sides of the structures of the bottom plate, the side wall and the top plate, constructing a circle of internally-pasted water stop belts along the joint seam after the expanded building is built, filling waterproof sealing materials in the seam, and arranging a steel cover plate on the top plate of the groove;

e: during the expansion, the plugging wall is dismantled, and the original reserved structure is not damaged;

f: during extension, the embedded water stop belt positioned in the cavity is poured in the extended building.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the utility model provides a basement extension juncture structure waterproof construction, the waterproof structure of juncture when solving basement extension establishes

Preventing problems;

2. the problem of new and old concrete built-in waterstop stay establish, handing-over seam bottom plate infiltration route shutoff is specifically solved, need not the fluting when taking place the seepage and have drainage channel problem promptly, cushion the juncture that differential settlement leads to and pull apart the problem.

Drawings

FIG. 1 is a construction diagram of basement before extension in the embodiment;

FIG. 2 is the architecture diagram of the basement after the enlargement in the embodiment;

FIG. 3 is a schematic structural view for showing a thickened concrete top plate in the embodiment;

fig. 4 is a schematic structural view of a connecting member in the embodiment.

In the figure, 1, side wall; 2. a base plate; 3. plugging the wall; 4. a cavity; 5. a groove; 6. an embedded water stop; 7. thickening the concrete base; 8. thickening the concrete top plate; 9. a connecting member; 91. a first connecting member; 911. large angle steel; 912. small angle steel; 913. a connecting bolt; 914. a hook-shaped fixing piece; 916. a rubber waterstop; 92. a second connecting member; 93. a steel cover plate; 10. embedding asbestos flax silk asphalt; 11. impregnating the asphalt wood wool board; 12. a top plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1:

referring to fig. 1-3, the waterproof structure for the basement extension building junction structure disclosed by the invention comprises two side walls 1 and a bottom plate 2, wherein the same sides of the two side walls 1 and the bottom plate 2 are sealed by a sealing wall 3.

A cavity 4 is reserved at the joint of the side wall 1 and the bottom plate 2, the opening of the cavity 4 is communicated to the space in the basement upwards, three horizontally extending embedded water stops 6 are arranged in the bottom plate 2, two of the embedded water stops 6 extend into the cavity 4 along the horizontal direction, and one of the embedded water stops 6 extends along the horizontal direction and is embedded in the plugging wall 3.

And a thickened concrete base 7 is arranged at the joint of the plugging wall 3 and the bottom plate 2.

And a thickened concrete top disc 8 is arranged at the junction of the plugging wall 3 and the side wall 1.

The top of the bottom plate 2 is provided with an L-shaped groove 5 towards the edge of the plugging wall 3, a connecting member 9 is arranged in the groove 5, the connecting member 9 comprises a first connecting piece 91 and a second connecting piece 92, the first connecting piece 91 is preset in the groove 5, the second connecting piece 92 is arranged in the extension part, a rubber water stop 916 is arranged between the first connecting piece 91 and the second connecting piece 92, and the rubber water stop 916 is fixedly connected with the first connecting piece 91 and the second connecting piece 92 respectively.

The first connecting piece 91 comprises large angle steel 911 arranged in the groove 5 and small angle steel 912 positioned in the large angle steel 911, the rubber water stop 916 is positioned between the large angle steel 911 and the small angle steel 912, and the large angle steel 911, the small angle steel 912 and the rubber water stop 916 are fixedly connected through a connecting bolt 913.

The coupling bolt 913 is inserted into one end of the base plate 2 in a hook shape, so that the coupling strength to the base plate 2 is stronger. Hook-shaped fixing pieces 914 are further arranged on the side walls of the large angle steel 911, and the hook-shaped fixing pieces 914 are embedded in the bottom plate 2, so that the connection strength of the connecting member 9 and the bottom plate 2 is further enhanced.

The first connector 91 and the second connector 92 have the same structure and are symmetrically arranged, so that the structure of the second connector 92 is not described in detail, and the second connector 92 is connected with an expanded building. A steel cover plate 93 is arranged between the openings of the concave grooves formed by the first connecting piece 91 and the second connecting piece 92 for blocking, and the steel cover plate 93 is connected with the connecting component 9 through bolts.

Note that the structure between the side wall 1 and the top plate 12 is the same as the structure between the side wall 1 and the bottom plate 2, but the structure of the top plate 12 does not need to be thickened.

Example 2:

referring to fig. 1-3, the invention discloses a waterproof construction method for a basement extension building junction structure, which comprises the following steps:

a, arranging a thickened concrete base 7 at the junction of the basement bottom plate 2 and the plugging wall 3;

b, arranging a thicker concrete top disc at the junction of the lateral direction and the plugging wall 3;

a cavity 4 is reserved at the joint of the side wall 1 and the bottom plate 2, an embedded water stop belt 6 is arranged in the cavity 4, one side of at least one embedded water stop belt is embedded in the bottom plate 2, and the other side of the at least one embedded water stop belt extends into the cavity 4;

d, reserving a groove 5 for arranging an internally-attached water stop belt at the inner side of the structure of the bottom plate 2, the side wall 1 and the top plate, constructing a circle of internally-attached water stop belt along an intersection joint after the expanded building is built, filling waterproof sealing materials in the joint, and arranging a steel cover plate 93 on the top plate of the groove 5;

e: during the extension, the plugging wall 3 is removed, the original reserved structure is not damaged, and the gap between the extended building and the original building is filled with the asbestos-embedded hemp thread asphalt 10 and the asphalt wood thread plate 11;

f: during the extension, the embedded water stop 6 in the cavity 4 is poured into the extended building.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a basement extension building juncture structure waterproof construction which characterized in that: including two sides side wall (1), roof (12) and bottom plate (2), two side wall (1), roof (12) and bottom plate (2) with one side through blocking wall (3) shutoff, cavity (4) are reserved with the junction of bottom plate (2) in side wall (1), cavity (4) opening upwards communicates to the basement inner space, be equipped with two interior formula waterstops (6) that bury that the level extends at least in bottom plate (2), at least one in formula waterstop (6) of burying extend to cavity (4) along the horizontal direction, at least one in formula waterstop (6) of burying extend and bury underground in blocking wall (3) along the horizontal direction.

2. The basement extension building junction structure waterproof structure of claim 1, wherein: and a thickened concrete base (7) is arranged at the joint of the plugging wall (3) and the bottom plate (2).

3. The basement extension building junction structure waterproof structure of claim 1, wherein: and a thickened concrete top disc (8) is arranged at the junction of the plugging wall (3) and the side wall (1).

4. The basement extension building junction structure waterproof structure of claim 1, wherein: bottom plate (2) top is equipped with L shape recess (5) towards the border department of shutoff wall (3), be equipped with connecting elements (9) in recess (5), connecting elements (9) are including predetermineeing first connecting piece (91) in recess (5) and setting up second connecting piece (92) in the enlargement part, be equipped with rubber waterstop (916) between first connecting piece (91) and second connecting piece (92), rubber waterstop (916) respectively with first connecting piece (91) and second connecting piece (92) fixed connection.

5. The basement extension building junction structure waterproof structure of claim 4, wherein: first connecting piece (91) are including setting up big angle steel (911) at recess (5) and being located little angle steel (912) of big angle steel (911), rubber waterstop (916) are located between big angle steel (911) and little angle steel (912), big angle steel (911), little angle steel (912) and rubber waterstop (916) pass through connecting bolt (913) fixed connection.

6. The basement extension building junction structure waterproof structure of claim 5, wherein: the connecting bolt (913) is inserted into one end of the bottom plate (2) and is arranged in a hook shape.

7. The structure of claim 5, wherein the waterproof structure is arranged at the junction of the basement extension building, and comprises: and a steel cover plate (93) is arranged between the openings of the concave grooves formed by the first connecting piece (91) and the second connecting piece (92) for plugging.

8. The structure of the waterproof structure of the basement extension building junction structure according to any one of claims 1 to 6, wherein: the structure between the side wall (1) and the top plate (12) is the same as the structure between the side wall (1) and the bottom plate (2).

9. A construction method of a waterproof structure of a basement extension building junction structure is characterized by comprising the following steps: the method comprises the following steps:

a, arranging a thickened concrete base (7) at the junction of the basement bottom plate (2) and the plugging wall (3);

b, arranging a thicker concrete top disc at the junction of the lateral direction and the plugging wall (3);

a cavity (4) is reserved at the joint of the side wall (1) and the bottom plate (2), an embedded water stop belt (6) is arranged in the cavity (4), one side of at least one embedded water stop belt is embedded in the bottom plate (2), and the other side of the embedded water stop belt extends into the cavity (4);

d, reserving an internally-pasted water stop strip arrangement groove (5) at the inner sides of the structures of the bottom plate (2), the side wall (1) and the top plate, constructing a circle of internally-pasted water stop strip along an intersection joint after the expanded building is built, filling waterproof sealing materials in the joint, and arranging a steel cover plate (93) at the top plate of the groove (5);

e: during the expansion, the plugging wall (3) is removed, and the original reserved structure is not damaged;

f: during extension, the embedded water stop (6) in the cavity (4) is poured in the extended building.