CN218713325U - Advanced sealing device for post-cast strip of top plate of underground chamber - Google Patents
Advanced sealing device for post-cast strip of top plate of underground chamber Download PDFInfo
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- CN218713325U CN218713325U CN202222465283.XU CN202222465283U CN218713325U CN 218713325 U CN218713325 U CN 218713325U CN 202222465283 U CN202222465283 U CN 202222465283U CN 218713325 U CN218713325 U CN 218713325U
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Abstract
The utility model discloses an advanced closing means of basement roof post-cast strip belongs to building engineering technical field. The concrete grouting vertical bar is arranged in the middle of the upper side of the sealed steel plate, the two sides of the sealed steel plate are fixedly connected with post-cast strip concrete through the expansion bolts, and the expansion water stop bars are arranged between the sealed steel plate and the post-cast strip concrete. The utility model is used for satisfy the construction process that outdoor engineering and main part engineering were under construction simultaneously, can practice thrift outdoor construction period, improve the efficiency of construction, satisfy the construction of interlude. The utility model discloses can construct outdoor backfill in advance, avoid outdoor engineering only can the shortcoming of construction in the engineering decoration later stage, further accelerated the holistic construction progress of engineering, practice thrift whole resource, reach and complete acceptance time and no longer delay acceptance scheduling problem because outdoor engineering construction progress.
Description
Technical Field
The utility model relates to a building engineering technology field, concretely relates to leading closing means of basement roof post-cast strip.
Background
In the building construction, the post-cast strip is arranged to prevent the reinforced concrete structure from generating harmful cracks due to uneven settlement, temperature and shrinkage, and reduce the damage to the structural integrity. According to the requirements of relevant standards, the post-cast strip can be constructed after certain conditions are met. However, more and more projects are limited by the construction period at present, procedures such as basement roof soil reclamation, outdoor pipe network, road greening, landscape greening and the like need to be alternated in advance, and the traditional post-cast strip construction method is mainly limited by the construction time, so that the development of related follow-up work is greatly influenced. The advanced sealing device for the post-cast strip of the top plate of the basement is designed according to practice, so that the backfilling of the top plate of the basement is carried out in advance, the construction period is shortened, the cost is saved, and good economic benefits are formed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an advanced closing means of basement roof post-cast strip to the problem of proposing among the above-mentioned background art has been solved.
The utility model adopts the technical scheme as follows:
the utility model provides an advanced closing means of basement roof post-cast strip, includes sealed steel sheet 1, expansion sealing strip 2, expansion bolts 3, grout vertical retort 4 sets up in the upside middle part of sealed steel sheet 1, 1 both sides of sealed steel sheet are provided with expansion sealing strip 2 through expansion bolts 3 fixed connection on post-cast strip concrete 5 between sealed steel sheet 1 and post-cast strip concrete 5.
Two side edges of the joint of the closed steel plate 1 and the post-cast strip concrete 5 are Z-shaped.
The two sides of the closed steel plate 1 are lapped and arranged on the post-cast strip concrete 5, and the lapping width is not less than 100mm.
The expansion water stop strip 2 is located at the lap joint gap between the sealed steel plate 1 and the post-cast strip concrete 5 and is arranged along the length of the post-cast strip concrete 5, and the width and the height of the expansion water stop strip 2 are not less than 40mm.
And the grouting vertical bars 4 are connected with the closed steel plates 1 by welding.
The closed steel plate 1 and the grouting vertical bars 4 are both made of 5mm steel plates.
The expansion bolts 3 are M6 multiplied by 55, and the distance between two adjacent expansion bolts 3 is 300mm.
The diameter of vertical grouting strips 4 is not less than 300mm and is formed by welding steel plates, a plurality of vertical grouting strips 4 are arranged at equal intervals along the length direction of the closed steel plate 1, and the interval between two adjacent vertical grouting strips 4 is not more than 3m.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses a accomplish the back at basement roof concrete placement, install before outdoor backfill construction for satisfy outdoor engineering and the construction process of main part engineering simultaneous construction, can practice thrift outdoor construction period, improve the efficiency of construction, satisfy and alternate the construction. After the construction of the main structure is finished, but before outdoor engineering construction is started, the post-cast strip of the top plate of the underground garage needs to be sealed, and the post-cast strip sealing device is installed on the post-cast strip and fixed by expansion bolts, so that the construction of outdoor backfill and the like is met. The utility model discloses can construct outdoor backfill in advance, avoid outdoor engineering only can the shortcoming of construction in the engineering decoration later stage, further accelerated the holistic construction progress of engineering, practice thrift whole resource, reach and complete acceptance time and no longer delay acceptance scheduling problem because outdoor engineering construction progress.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
shown in the figure: a sealing steel plate 1; an expansion water stop bar 2; an expansion bolt 3; grouting vertical bars 4; post-cast strip concrete 5.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
As shown in fig. 1-2, the embodiment provides an advanced sealing device for a post-cast strip of a roof of an underground chamber, which includes a sealing steel plate 1, an expansion water stop bar 2, expansion bolts 3 and grouting vertical bars 4, wherein the grouting vertical bars 4 are arranged in the middle of the upper side of the sealing steel plate 1 in a welding manner, two sides of the sealing steel plate 1 are fixed on post-cast strip concrete 5 through the expansion bolts 3, the expansion bolts 3 are M6 × 55, and the distance between two adjacent expansion bolts 3 is 300mm. An expansion water stop bar 2 is arranged between the closed steel plate 1 and the post-cast strip concrete 5.
Two side edges of the joint of the closed steel plate 1 and the post-cast strip concrete 5 are Z-shaped. The two sides of the closed steel plate 1 are lapped and arranged on the post-cast strip concrete 5, and the lapping width is not less than 100mm. The expansion water stop strip 2 is located at the lap joint gap between the sealed steel plate 1 and the post-cast strip concrete 5 and is arranged along the length of the post-cast strip concrete 5, and the width and the height of the expansion water stop strip 2 are not less than 40mm.
The diameter of vertical grouting strip 4 is not less than 300mm and is formed by welding steel plates, a plurality of vertical grouting strips 4 are arranged at equal intervals along the length direction of the sealed steel plate 1, and the interval between two adjacent vertical grouting strips 4 is not more than 3m.
The closed steel plate 1 and the grouting vertical bars 4 are both made of 5mm steel plates.
The manufacturing method of the utility model is as follows: 1. the closed steel plate is processed in a factory according to the width of the post-cast strip concrete and the lap joint width, and two side edges are processed into a Z shape; 2. according to the lapping condition of the post-cast strip concrete and the closed steel plate 1, placing the expansion water stop strip 2 at a corresponding position; 3. placing the sealing steel plate 1 according to post-cast strip concrete, and fixing by adopting an expansion bolt 3; 4. and welding the grouting vertical bars 4 on the post-cast strip sealing steel plate 1.
The utility model discloses a accomplish the back at basement roof concrete placement, install before outdoor backfill construction for satisfy outdoor engineering and the construction process of main part engineering simultaneous construction, can practice thrift outdoor construction period, improve the efficiency of construction, satisfy and alternate the construction. After the construction of the main structure is finished, but before outdoor engineering construction is started, the post-cast strip of the top plate of the underground garage needs to be sealed, and the post-cast strip sealing device is installed on the post-cast strip and fixed by expansion bolts, so that the construction of outdoor backfill and the like is met. The utility model discloses can construct outdoor backfill in advance, avoid outdoor engineering only can the shortcoming of construction in the engineering decoration later stage, further accelerated the holistic construction progress of engineering, practice thrift whole resource, reach and complete acceptance time and no longer delay acceptance scheduling problem because outdoor engineering construction progress.
Installing the advanced sealing device of the post-cast strip of the basement roof on the post-cast strip; after the construction of outdoor engineering backfill soil and the like is finished, self-compacting concrete is adopted for sealing according to design requirements. Therefore, the advanced sealing of the post-cast strip of the basement roof is realized, the construction of outdoor engineering is carried out in advance, the whole completion construction period of the engineering is saved, a plurality of man-made machines are reduced, the data are saved, and the construction quality is ensured.
Claims (8)
1. The utility model provides an advanced closing means of basement roof post-cast strip, includes sealed steel sheet (1), expansion sealing rod (2), expansion bolts (3), grout vertical retort (4), its characterized in that, grout vertical retort (4) set up in the upside middle part of sealed steel sheet (1), sealed steel sheet (1) both sides are through expansion bolts (3) fixed connection on post-cast strip concrete (5), are provided with expansion sealing rod (2) between sealed steel sheet (1) and post-cast strip concrete (5).
2. The advanced closing device for the post-cast strip of the roof of the underground chamber as claimed in claim 1, wherein: two side edges of the joint of the closed steel plate (1) and the post-cast strip concrete (5) are Z-shaped.
3. The advanced closing device of the underground chamber roof post-cast strip as claimed in claim 1, wherein: the two sides of the closed steel plate (1) are lapped and arranged on the post-cast strip concrete (5), and the lapping width is not less than 100mm.
4. A kind of underground chamber roof post-cast strip advanced closing device of claim 3, characterized by that: the expansion water stop strip (2) is located at the lap joint gap between the sealed steel plate (1) and the post-cast strip concrete (5) and is arranged along the length of the post-cast strip concrete (5), and the width and the height of the expansion water stop strip (2) are not less than 40mm.
5. The advanced closing device of the underground chamber roof post-cast strip as claimed in claim 1, wherein: the grouting vertical bars (4) are connected with the sealing steel plates (1) in a welding mode.
6. The advanced closing device of the underground chamber roof post-cast strip as claimed in claim 1, wherein: the sealing steel plate (1) and the grouting vertical bars (4) are both made of 5mm steel plates.
7. The advanced closing device of the underground chamber roof post-cast strip as claimed in claim 1, wherein: the expansion bolts (3) are M6 multiplied by 55 in model, and the distance between two adjacent expansion bolts (3) is 300mm.
8. The advanced closing device for the post-cast strip of the roof of the underground chamber as claimed in claim 1, wherein: the diameter of vertical grouting strips (4) is not less than 300mm, the vertical grouting strips are formed by welding steel plates, a plurality of vertical grouting strips (4) are arranged at equal intervals along the length direction of the sealed steel plate (1), and the interval between every two adjacent vertical grouting strips (4) is not more than 3m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222465283.XU CN218713325U (en) | 2022-09-16 | 2022-09-16 | Advanced sealing device for post-cast strip of top plate of underground chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222465283.XU CN218713325U (en) | 2022-09-16 | 2022-09-16 | Advanced sealing device for post-cast strip of top plate of underground chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218713325U true CN218713325U (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222465283.XU Active CN218713325U (en) | 2022-09-16 | 2022-09-16 | Advanced sealing device for post-cast strip of top plate of underground chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218713325U (en) |
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2022
- 2022-09-16 CN CN202222465283.XU patent/CN218713325U/en active Active
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