CN217325470U

CN217325470U - Basement outer wall post-cast strip department assembled retaining wall

Info

Publication number: CN217325470U
Application number: CN202220255633.7U
Authority: CN
Inventors: 袁程; 刘赛; 王道新; 全有维
Original assignee: Third Construction Co Ltd of China Construction Eighth Engineering Divison Co Ltd
Current assignee: Third Construction Co Ltd of China Construction Eighth Engineering Divison Co Ltd
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-08-30
Anticipated expiration: 2032-02-08

Abstract

The utility model provides a basement outer wall post-cast strip department assembled retaining wall, include: a retaining wall foundation; a central seam is arranged on the retaining wall foundation, a rubber water stop belt is arranged in the central seam, and support wall piles are arranged at two side ends of the retaining wall foundation; the retaining wall mounting groove comprises a bottom groove and a side groove, the bottom groove is arranged at the top of the retaining wall foundation, and the side groove is arranged at the inner side of the support wall pile; prefabricating a retaining wall; prefabricated retaining wall embedding in the retaining wall mounting groove, the top of prefabricated retaining wall is equipped with rings. The utility model discloses can guarantee that engineering safety is under construction fast, and effectively reduce the seepage hidden danger in basement outer wall post-cast strip.

Description

Basement outer wall post-cast strip department assembled retaining wall

Technical Field

The utility model relates to a post-cast strip retaining wall technical field specifically is a basement outer wall post-cast strip department assembled retaining wall.

Background

With the continuous development of cities, in order to effectively improve the land utilization rate, the depth and height of buildings are developing, and large basements are usually built in modern buildings. But basement leakage is particularly common, wherein the leakage is more obvious at the post-cast part of the outer wall.

The prior art generally adopts a construction mode of bricking a retaining wall and plastering the outer surface, the construction method has the advantages of more complex construction, various types of required materials, difficult transportation, construction cost increase, long-time operation in a foundation pit and construction risk increase; the whole waterproof mud of preventing of traditional brick retaining wall etc. is relatively poor from preventing the performance, easily causes the post-cast strip in-band rubbish mud pollution, difficult clearance, and later stage seepage hidden danger is big.

Disclosure of Invention

To the above-mentioned prior art, the utility model provides a watering area department assembled retaining wall behind basement outer wall to guarantee engineering safety and be under construction fast, and effectively reduce the seepage hidden danger in the watering area behind the basement outer wall.

The utility model provides a pair of assembled retaining wall of basement outer wall post-cast strip department, include:

a retaining wall foundation; a central seam is arranged on the retaining wall foundation, a rubber water stop belt is arranged in the central seam, and support wall piles are arranged at two side ends of the retaining wall foundation;

the retaining wall mounting groove comprises a bottom groove and a side groove, the bottom groove is arranged at the top of the retaining wall foundation, and the side groove is arranged at the inner side of the support wall pile;

prefabricating a retaining wall; prefabricated retaining wall embedding in the retaining wall mounting groove, the top of prefabricated retaining wall is equipped with rings.

Preferably, the height of the retaining wall foundation is 500 mm.

Preferably, the cross-sectional dimension of the support wall stacks is 400mm by 200 mm.

Preferably, the cross-sectional dimensions of the bottom groove and the side grooves are both 110mm by 80 mm.

Preferably, the prefabricated retaining wall is made of concrete, the strength of the concrete is not lower than C25, and the reinforcing bars are C10@200 double-layer bidirectional.

Preferably, the prefabricated retaining wall has a cross-sectional dimension of 1350mm x 100 mm.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a reserve retaining wall basis and support wall buttress when basement outer wall basis and outer wall construction, retaining wall basis and support wall buttress all set up the recess, and the prefabricated retaining wall of follow-up use hoists, and the construction is simple and convenient, practices thrift the time limit for a project, practices thrift the cost, has reduced constructor's engineering time in the foundation ditch, has improved the security of construction, and has effectively guaranteed retaining wall's structural stability and waterproof performance, reduces the seepage hidden danger, practices thrift the cost. In addition, prefabricated retaining wall can adopt the clout of on-the-spot major structure concrete placement to prefabricate, and material-concerving and environment-protective.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic view of a partial structure according to an embodiment of the present invention.

Fig. 3 is a schematic side view of the embodiment of the present invention.

Wherein, 1, a retaining wall foundation; 2. a central seam; 3. A rubber waterstop; 4. a support wall pier; 5. a bottom groove; 6. a side groove; 7. prefabricating a retaining wall; 8. a hoisting ring; 9. post-pouring a strip; 10. and (7) a water stop steel plate.

Detailed Description

In order to make the technical means, creation characteristics, achievement purpose and efficacy of the utility model easy to understand and understand, the utility model is further explained by combining with the specific figure below.

Examples

A retaining wall assembled at a post-cast strip of an exterior wall of a basement, as shown in fig. 1-3, comprising: retaining wall basis 1, be equipped with central seam 2 on the retaining wall basis 1, be equipped with rubber waterstop 3 in the central seam 2, rubber waterstop 3 extends to its top from the bottom of central seam 2, the both sides end of retaining wall basis 1 all is equipped with support wall buttress 4, the top of retaining wall basis 1 is equipped with bottom recess 5, the interior side of support wall buttress 4 is equipped with lateral part recess 6, bottom recess 5 forms the retaining wall mounting groove with lateral part recess 6, in this retaining wall mounting groove of prefabricated retaining wall 7 embedding, the width of retaining wall mounting groove slightly is greater than the thickness of prefabricated retaining wall 7, the top of prefabricated retaining wall 7 is equipped with two rings 8.

The construction method of the embodiment comprises the following steps:

s1, construction of a retaining wall foundation: when the basement outer wall foundation is constructed, a retaining wall foundation 1 with the height of 500mm is synchronously constructed, the strength grade of reinforced concrete is the same as that of the basement outer wall, the center line of the retaining wall foundation 1 is superposed with the center line of a post-pouring belt 9, a horizontal construction joint of the basement outer wall foundation adopts a water stop steel plate 10, in order to prevent the self-contraction and settlement deformation of the structure, the center line of the retaining wall foundation 1 is disconnected, a rubber water stop belt 3 is adopted for connection, and a bottom groove 5 with the section size of 110mm 80mm is formed in the position, on the upper side of the rubber water stop belt 3, of the top of the retaining wall foundation 1;

s2, constructing a support wall pier: when the basement exterior wall is constructed, the support wall buttress 4 is constructed synchronously at the position 200mm away from the two side edges of the post-cast strip 9, the strength grade of reinforced concrete of the support wall buttress is the same as that of the basement exterior wall, the cross section size of the support wall buttress 4 is 400mm x 200mm, the height of the support wall buttress is the same as that of the basement exterior wall, and a side groove 6 with the cross section size of 110mm x 80mm is arranged at the inner side part of the support wall buttress 4 and is communicated with the bottom groove 5;

s3, prefabricating the retaining wall: the retaining wall is prefabricated on site by using the mold, the concrete strength grade is not lower than C25, the reinforcing bars are C10@200 double-layer bidirectional, the section size is 1350mm x 100mm, and the height is H _{Basement exterior wall} -H _{Retaining wall foundation} And two hanging rings 8 are arranged on the top of the lifting device;

s4, hoisting the prefabricated retaining wall: hoisting the prefabricated retaining wall 7 by using a tower crane, cleaning a gap of a retaining wall mounting groove after hoisting is finished, firstly filling by using waterproof mortar, and then plugging by using weather-resistant waterproof ointment;

s5, waterproof construction and earthwork backfilling: and (4) treating the base layer, performing waterproof construction, and backfilling earthwork after the strength of the prefabricated retaining wall 7 meets the requirement.

This embodiment is through reserving retaining wall basis 1 and support wall buttress 4 when basement outer wall basis and outer wall construction, retaining wall basis 1 and support wall buttress 4 all set up the recess, follow-up prefabricated retaining wall 7 of using is hoisted, the construction is simple and convenient, practice thrift the time limit for a project, practice thrift the cost, constructor's engineering time in the foundation ditch has been reduced, the security of construction has been improved, and the structural stability and the waterproof performance of retaining wall have effectively been guaranteed, reduce the seepage hidden danger, save the cost.

The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings are directly or indirectly applied to other related technical fields, all the same principle is within the patent protection scope of the present invention.

Claims

1. The utility model provides a basement outer wall post-cast strip department assembled retaining wall which characterized in that includes:

a retaining wall foundation; a central seam is arranged on the retaining wall foundation, a rubber water stop is arranged in the central seam, and support wall piles are arranged at two side ends of the retaining wall foundation;

2. The basement exterior wall post-cast strip assembled retaining wall of claim 1, wherein the height of the retaining wall foundation is 500 mm.

3. The basement exterior wall post-cast strip assembled retaining wall of claim 1, wherein the cross-sectional dimension of the support abutment is 400mm by 200 mm.

4. The basement exterior wall post-cast strip assembled retaining wall of claim 1, wherein the bottom groove and the side grooves each have a cross-sectional dimension of 110mm by 80 mm.

5. The basement exterior wall post-cast strip fabricated retaining wall of claim 1, wherein the prefabricated retaining wall is made of concrete, the strength of the concrete is not lower than C25, and the reinforcing bars are C10@200 double-layer bidirectional.

6. The basement exterior wall post-cast strip assembled retaining wall of claim 1, wherein the prefabricated retaining wall has a cross-sectional dimension of 1350mm by 100 mm.