Water stop structure for joint of basement roof and diaphragm wall

Abstract

The utility model discloses a water stop structure at the joint of a basement top plate and an underground diaphragm wall, which comprises a water stop structure arranged in a water stop groove at the joint of the basement top plate and the underground diaphragm wall, and the basement top plate, the water stop groove and the water stop structure are simultaneously poured with concrete to form the water stop structure. The water stop groove is located in the elevation position of the basement top plate, a plate face steel bar of the basement top plate penetrates into the water stop groove, and the water stop structure is welded to the middle of the water stop groove. The water stopping structure is provided with a water stopping steel plate, a polystyrene plate, a water stopping cushion block and fixing angle iron, the polystyrene plate wraps the water stopping steel plate, and the fixing angle iron capable of being connected with the inner side wall of the water stopping groove in a welded mode is arranged in the middle of the water stopping steel plate. The groove with the water stop steel plate is arranged at the joint of the basement top plate and the underground diaphragm wall, and the basement top plate and the water stop groove are poured at the same time to form a water stop structure, so that rainwater is prevented from flowing into the space between the basement outer wall and the underground diaphragm wall to cause basement leakage.

Description

Technical Field

[0001] The utility model relates to the field of water stopping at a part of a basement outer wall adjacent to a ground-connected wall, in particular to a water stopping structure at a junction of a basement top plate and a ground-connected wall. Background Art

[0002] There are gaps at the junction of the traditional basement roof and the ground-connected wall. When it rains, rainwater flows into the gap between the basement outer wall and the ground-connected wall. When there are cracks in the outer wall, a large amount of water leakage will occur. Based on this background, the utility model proposes a water-stopping structure at the junction of the basement roof and the ground-connected wall. Utility Model Content

[0003] The utility model aims to provide a water-stopping structure at the junction of a basement top plate and a ground-connected wall, so as to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water-stopping structure at the junction of a basement roof and a ground-connected wall, including a water-stopping structure, wherein the water-stopping structure is arranged in a water-stopping groove at the junction of the basement roof and the ground-connected wall, the basement roof, the water-stopping groove and the water-stopping structure are poured with concrete at the same time to form the water-stopping structure, wherein the water-stopping groove is located at the elevation of the basement roof, the plate surface steel bars of the basement roof penetrate into the water-stopping groove, and the water-stopping structure is welded in the middle of the water-stopping groove; the water-stopping structure comprises a water-stopping steel plate, a polystyrene plate, a water-stopping pad and a fixed angle iron, wherein the water-stopping steel plate is wrapped with a polystyrene plate on the outside, a fixed angle iron which can be welded to the inner wall of the water-stopping groove is arranged in the middle of the water-stopping steel plate, and a plurality of water-stopping pads are arranged on the outside of the water-stopping steel plate.

[0005] Preferably, the waterstop pad is a protective layer pad, and the waterstop pad includes a pad body, a waterstop notch and a waterstop strip.

[0006] Preferably, the pad body can be fixed to the waterstop steel plate and the side wall of the waterstop groove by means of waterstop screws and nuts.

[0007] Preferably, a plurality of water-stop notches are provided in the middle of the cushion block body, and the cross-section of the water-stop notches is triangular in shape.

[0008] Preferably, waterstops are provided on both sides of the cushion block body in a mirror-like manner, the waterstops are annular waterstop grooves, and the cross-section of the waterstops is an inverted trapezoid.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] The utility model provides a groove with a water-stop steel plate at the junction of the basement roof and the ground-connected wall. The basement roof and the water-stop groove are cast at the same time to form a water-stop structure, thereby preventing rainwater from flowing into the space between the basement outer wall and the ground-connected wall and causing basement leakage. In addition, a water-stop notch and a water-stop strip are provided on the pad block provided by the utility model, which can allow concrete to enter therein during casting, thereby further reducing vertical water seepage between the water-stop pad block as a whole and the water-stop groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the utility model;

[0012] Figure 2 It is a construction schematic diagram of the utility model;

[0013] Figure 3 It is a structural schematic diagram of the cushion block of the utility model.

[0014] In the figure: 1. water-stop groove; 2. water-stop steel plate; 3. polystyrene board; 4. pad; 401. pad body; 402. water-stop notch; 403. water-stop strip; 5. fixed angle iron; 6. basement top plate; 7. ground-connected wall. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0017] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0018] See also Figure 1-3 The utility model provides a technical solution: a water-stopping structure at the junction of a basement roof and a ground-connected wall, including a water-stopping structure, which is arranged in a water-stopping groove 1 at the junction of a basement roof 6 and a ground-connected wall 7. The basement roof 6, the water-stopping groove 1 and the water-stopping structure are poured with concrete at the same time to form the water-stopping structure. The water-stopping groove 1 is located at the elevation of the basement roof 6, and the plate surface steel bars of the basement roof 6 penetrate into the water-stopping groove 1, and the water-stopping structure is welded in the middle of the water-stopping groove 1; the water-stopping structure comprises a water-stopping steel plate 2, a polystyrene board 3, a water-stopping pad 4 and a fixed angle iron 5, wherein the water-stopping steel plate 2 is wrapped with the polystyrene board 3 on the outside, a fixed angle iron 5 which can be welded to the inner wall of the water-stopping groove 1 is arranged in the middle of the water-stopping steel plate 2, and a plurality of water-stopping pads 4 are arranged on the outside of the water-stopping steel plate 2.

[0019] In this embodiment, the water-stopping pad 4 is a protective layer pad, and the water-stopping pad 4 includes a pad body 401 , a water-stopping notch 402 and a water-stopping strip 403 .

[0020] In this embodiment, the pad body 401 can be fixed to the water-stop steel plate 2 and the side wall of the water-stop groove 1 by means of water-stop screws and nuts.

[0021] In this embodiment, a plurality of water-stopping notches 402 are provided in the middle of the cushion block body 401 , and the cross-section of the water-stopping notches 402 is triangular in shape.

[0022] In this embodiment, waterstop strips 403 are provided on both sides of the pad body 401 in a mirrored manner. The waterstop strips 403 are annular waterstop grooves, and the cross-section of the waterstop strips 403 is an inverted trapezoid. The waterstop notches 402 and the waterstop strips 403 can allow concrete to enter therein during pouring, thereby further reducing vertical water seepage between the waterstop pad block as a whole and the waterstop groove.

[0023] In this embodiment, a groove with a water-stop steel plate 2 is provided at the junction of the basement top plate 6 and the ground-connected wall 7. The basement top plate 6 and the water-stop groove 1 are cast at the same time to form a water-stop structure, thereby preventing rainwater from flowing into the space between the basement outer wall and the ground-connected wall 7 and causing basement leakage.

[0024] The specific construction methods are as follows:

[0025] Step 1: The steel bars of the ground-connected wall 7 are processed into a groove shape (water stop groove 1) at the elevation position of the basement top plate 6;

[0026] Step 2: Weld the water-stop steel plate 2 in the middle of the groove;

[0027] Step 3: Wrap the polystyrene board 3 outside the water-stop steel plate 2;

[0028] Step 4: After excavation, take out the polystyrene board 3 to form a groove waterproof node;

[0029] Step 5: Tie up the basement top plate 6 steel plate, and the top plate surface steel bars go deep into the groove;

[0030] Step 6: Pour top slab concrete to block the water seepage path between the top slab and the ground-connected wall 7.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water-stopping structure at the junction of a basement top plate and a ground-connected wall, comprising a water-stopping structure, the water-stopping structure being arranged in a water-stopping groove (1) at the junction of a basement top plate (6) and a ground-connected wall (7), the basement top plate (6), the water-stopping groove (1) and the water-stopping structure being poured with concrete at the same time to form the water-stopping structure, characterized in that: The water-stop groove (1) is located at the elevation of the basement top plate (6), the steel bars of the basement top plate (6) penetrate into the water-stop groove (1), and a water-stop structure is welded in the middle of the water-stop groove (1); the water-stop structure comprises a water-stop steel plate (2), a polystyrene plate (3), a water-stop pad (4) and a fixed angle iron (5), wherein the polystyrene plate (3) is wrapped outside the water-stop steel plate (2), a fixed angle iron (5) which can be welded to the inner wall of the water-stop groove (1) is arranged in the middle of the water-stop steel plate (2), and a plurality of water-stop pads (4) are arranged outside the water-stop steel plate (2).

2. A waterproof structure at the junction of a basement top plate and a ground-connected wall according to claim 1, characterized in that: The water-stopping pad (4) is a protective layer pad, and the water-stopping pad (4) comprises a pad body (401), a water-stopping notch (402) and a water-stopping strip (403).

3. The waterproof structure at the junction of the basement top plate and the ground-connected wall according to claim 2 is characterized by: The cushion block body (401) can be fixed to the water-stop steel plate (2) and the side wall of the water-stop groove (1) by means of a water-stop screw and a nut.

4. The waterproof structure at the junction of the basement top plate and the ground-connected wall according to claim 2 is characterized by: A plurality of water-stopping notches (402) are provided in the middle of the cushion block body (401), and the cross-section of the water-stopping notches (402) is triangular in shape.

5. The waterproof structure at the junction of the basement top plate and the ground-connected wall according to claim 2 is characterized by: Waterstops (403) are provided on both sides of the cushion block body (401) in a mirror-like manner. The waterstops (403) are annular waterstop grooves, and the cross-section of the waterstops (403) is in an inverted trapezoidal shape.

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