CN211312485U - Profile steel connection type prefabricated underground continuous wall - Google Patents
Profile steel connection type prefabricated underground continuous wall Download PDFInfo
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- CN211312485U CN211312485U CN201922077214.XU CN201922077214U CN211312485U CN 211312485 U CN211312485 U CN 211312485U CN 201922077214 U CN201922077214 U CN 201922077214U CN 211312485 U CN211312485 U CN 211312485U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 114
- 239000010959 steel Substances 0.000 title claims abstract description 114
- 238000007789 sealing Methods 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 abstract description 10
- 230000008878 coupling Effects 0.000 abstract description 6
- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 239000004567 concrete Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000011376 self-consolidating concrete Substances 0.000 description 1
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Abstract
The utility model provides a prefabricated underground continuous wall of shaped steel connection type, it is including: the wall comprises a lower wall panel, lower H-shaped steel, an upper wall panel, upper H-shaped steel, a connecting assembly and a plurality of plugging steel plates. One end of the lower H-shaped steel is buried in the lower wall panel, and the other end of the lower H-shaped steel is located on the outer side of the top surface of the lower wall panel. One end of the upper H-shaped steel is buried in the upper wall panel, and the other end of the upper H-shaped steel is located on the outer side of the bottom surface of the upper wall panel. Go up H shaped steel with down H shaped steel passes through coupling assembling reciprocal anchorage. The plurality of the plugging steel plates are enclosed between the lower wall panel and the upper wall panel to form a filling cavity, and the connecting assembly is positioned in the filling cavity. Thereby last section wall width of cloth and lower section wall width of cloth form a whole through last H shaped steel, lower H shaped steel and coupling assembling interconnect, have solved and have received the limited problem of wall width of cloth degree of depth that leads to of hoist and mount ability's restriction.
Description
Technical Field
The utility model relates to a prefabricated underground continuous wall of shaped steel connection type.
Background
In order to overcome the problems of long construction time, high stability control requirement, unstable wall body quality and the like of the cast-in-place underground diaphragm wall, scientific research workers and field engineers propose an integral hoisting type prefabricated underground diaphragm wall structure to prefabricate the underground diaphragm wall body, and hoist and mount the underground diaphragm wall body into a groove after grooving on site. However, the depth of the wall width is limited due to the limitation of the hoisting capability, and the depth of the foundation pit applicable to the prefabricated underground continuous wall is also limited.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a shaped steel connection type prefabricated underground continuous wall in order to overcome among the prior art that the restriction that prefabricated underground continuous wall received the hoist and mount ability leads to the wall width of cloth degree of depth to receive the defect of restriction.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
the utility model provides a shaped steel connection type prefabricated underground continuous wall which characterized in that, it is including:
a lower wall panel;
one end of the lower H-shaped steel is buried in the lower wall panel, and the other end of the lower H-shaped steel is positioned on the outer side of the top surface of the lower wall panel;
an upper wall panel;
one end of the upper H-shaped steel is buried in the upper wall panel, and the other end of the upper H-shaped steel is positioned on the outer side of the bottom surface of the upper wall panel;
the upper H-shaped steel and the lower H-shaped steel are fixed with each other through the connecting assembly;
the sealing structure comprises a plurality of sealing steel plates, wherein the sealing steel plates are enclosed between the lower wall panel and the upper wall panel to form a filling cavity, and the connecting assembly is positioned in the filling cavity.
Preferably, go up H shaped steel with open on the web and the flange board of H shaped steel down there is the connecting hole, coupling assembling includes connecting plate and bolt, connecting plate pass through bolt connection in on the connecting hole.
Preferably, the connection steel plate includes a web connection plate, an outer flange plate connection plate and an inner flange plate connection plate, the web connection plate passes through the bolt fastening is in go up H shaped steel with the both sides of the web of H shaped steel down, the outer flange plate connection plate with the inner flange plate connection plate passes through the bolt fastening is in respectively go up H shaped steel with the outside and the inboard of the flange plate of H shaped steel down.
Preferably, the part of the upper H-shaped steel embedded in the upper wall panel is welded with a stud, and the part of the lower H-shaped steel embedded in the lower wall panel is welded with a stud.
Preferably, the pegs are respectively located on the inner sides of the flange plates of the upper H-shaped steel and the lower H-shaped steel.
Preferably, a plurality of main ribs are respectively embedded in the lower section wall web and the upper section wall web, the main ribs extend along the length direction of the lower H-shaped steel, and the main ribs are respectively located on the peripheries of the lower H-shaped steel and the upper H-shaped steel.
Preferably, a plurality of stirrups are respectively embedded in the lower section wall web and the upper section wall web, and the stirrups are respectively hooped on the main ribs on the peripheries of the lower H-shaped steel and the upper H-shaped steel.
On the basis of the common knowledge in the field, the above preferred conditions can be combined at will to obtain the preferred embodiments of the present invention.
The utility model discloses an actively advance the effect and lie in: thereby last section wall width of cloth and lower section wall width of cloth form a whole through last H shaped steel, lower H shaped steel and coupling assembling interconnect, have solved and have received the limited problem of wall width of cloth degree of depth that leads to of hoist and mount ability's restriction.
Drawings
Fig. 1 is a schematic front sectional view of a profile steel connection type prefabricated underground diaphragm wall according to a preferred embodiment of the present invention.
Fig. 2 is a schematic side view of a profile steel connection type prefabricated underground continuous wall according to a preferred embodiment of the present invention.
Fig. 3 is a schematic top sectional view of a lower wall panel according to a preferred embodiment of the present invention.
Description of reference numerals:
Lower H-shaped steel 200
Connecting hole 210
Peg 220
Upper H-shaped steel 400
Outer flange plate connecting plate 520
Inner flange plate connecting plate 530
Plugging steel plate 600
Stirrup 800
Detailed Description
The present invention will be more clearly and completely described below with reference to the accompanying drawings.
Fig. 1 and 2 show a sectional steel connection type prefabricated underground continuous wall, which includes: the wall panel comprises a lower wall panel 100, a lower H-shaped steel 200, an upper wall panel 300, an upper H-shaped steel 400, a connecting assembly 500 and a plurality of plugging steel plates 600. One end of the lower H-shaped steel 200 is buried in the lower wall panel 100, and the other end of the lower H-shaped steel 200 is located outside the top surface of the lower wall panel 100. One end of the upper H-beam 400 is buried in the upper wall panel 300, and the other end of the upper H-beam 400 is located outside the bottom surface of the upper wall panel 300. The upper H-section steel 400 and the lower H-section steel 200 are fixed to each other by a coupling assembly 500. A plurality of plugging steel plates 600 are enclosed between the lower wall panel 100 and the upper wall panel 300 to form a filling cavity 610, and the connection assembly 500 is located in the filling cavity 610.
In this scheme, with H shaped steel 200 and last H shaped steel 400 butt joint down, then utilize coupling assembling 500 to fix H shaped steel 200 and last H shaped steel 400 down together to realize upper segment wall width of cloth 300 and lower segment wall width of cloth 100 interconnect, improved the height of continuous wall, solved and received the restriction of hoist and mount ability and lead to the limited problem of wall width of cloth degree of depth. In order to improve the connection strength between the upper wall panel 300 and the lower wall panel 100, the filling cavity 610 is typically filled with self-compacting concrete after the upper H-beam 400 and the lower H-beam 200 are connected. Generally, the lower H-section steel 200 and the upper H-section steel 400 are plural in number and arranged in the length direction of the underground diaphragm wall.
The web and the flange plate of the upper H-beam 400 and the lower H-beam 200 are provided with connection holes 210, and the connection assembly 500 includes connection steel plates and bolts (not shown in the drawings), and the connection steel plates are connected to the connection holes 210 through the bolts. Through the upper H-shaped steel 400 and the lower H-shaped steel 200 which are fixed by the connecting steel plate and the bolts, the reliability of connection between the upper H-shaped steel and the lower H-shaped steel can be ensured, and the installation efficiency can be improved.
In this embodiment, the connection steel plate includes a web connection plate 510, an outer flange plate connection plate 520, and an inner flange plate connection plate 530, the web connection plate 510 is fixed to both sides of the web of the upper H-section steel 400 and the lower H-section steel 200 by bolts, and the outer flange plate connection plate 520 and the inner flange plate connection plate 530 are fixed to the outer side and the inner side of the flange plate of the upper H-section steel 400 and the lower H-section steel 200 by bolts, respectively. The upper and lower sections of the web connecting plate 510, the outer flange plate connecting plate 520 and the inner flange plate connecting plate 530 are respectively fixed on the upper H-shaped steel 400 and the lower H-shaped steel 200, the web connecting plates 510 are connected in pairs, and the outer flange plate connecting plate 520 and the inner flange plate connecting plate 530 are connected in a matching manner.
The part of the upper H-shaped steel 400 embedded in the upper wall panel 300 is welded with the stud 220, and the part of the lower H-shaped steel 200 embedded in the lower wall panel 100 is welded with the stud 220. The studs 220 are welded on the section steel to ensure the close connection between the section steel and the concrete of the underground continuous wall.
As will be understood in conjunction with fig. 2, the pegs 220 are located inside the flange plates of the upper H-section steel 400 and the lower H-section steel 200, respectively. The studs 220 are positioned on the inner side of the flange plate, so that the studs 220 can be prevented from increasing the thickness of the section steel and influencing the selection of the section steel size in the underground continuous wall.
As will be understood from fig. 3, in order to further enhance the connection between the section steel and the precast underground continuous wall concrete, a plurality of main ribs 700 are embedded in the lower section wall panel 100 and the upper section wall panel 300, respectively, the main ribs 700 extend along the length direction of the lower H-section steel 200, and the plurality of main ribs 700 are located at the peripheries of the lower H-section steel 200 and the upper H-section steel 400, respectively. A plurality of stirrups 800 are respectively embedded in the lower wall panel 100 and the upper wall panel 300, and the stirrups 800 are respectively hooped on the main reinforcements 700 at the peripheries of the lower H-shaped steel 200 and the upper H-shaped steel 400.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (7)
1. The utility model provides a prefabricated underground continuous wall of shaped steel connection type which characterized in that, it is including:
a lower wall panel;
one end of the lower H-shaped steel is buried in the lower wall panel, and the other end of the lower H-shaped steel is positioned on the outer side of the top surface of the lower wall panel;
an upper wall panel;
one end of the upper H-shaped steel is buried in the upper wall panel, and the other end of the upper H-shaped steel is positioned on the outer side of the bottom surface of the upper wall panel;
the upper H-shaped steel and the lower H-shaped steel are fixed with each other through the connecting assembly;
the sealing structure comprises a plurality of sealing steel plates, wherein the sealing steel plates are enclosed between the lower wall panel and the upper wall panel to form a filling cavity, and the connecting assembly is positioned in the filling cavity.
2. The section steel connection type prefabricated underground diaphragm wall as claimed in claim 1, wherein the web and flange plates of the upper and lower H-sections are opened with connection holes, and the connection assembly comprises connection steel plates and bolts, the connection steel plates being connected to the connection holes by the bolts.
3. The section steel-connection-type prefabricated underground diaphragm wall as claimed in claim 2, wherein the connection steel plates include web connection plates fixed to both sides of the web of the upper and lower H-sections by the bolts, outer flange plate connection plates and inner flange plate connection plates fixed to the outer and inner sides of the flange plates of the upper and lower H-sections by the bolts, respectively.
4. The section steel connection type prefabricated underground continuous wall as claimed in claim 1, wherein studs are welded to the portion of the upper H-section steel embedded in the upper wall panel, and studs are welded to the portion of the lower H-section steel embedded in the lower wall panel.
5. The section steel-connected prefabricated underground diaphragm wall as claimed in claim 4, wherein the pegs are located inside the flange plates of the upper and lower H-sections, respectively.
6. The section steel-connected prefabricated underground diaphragm wall as claimed in claim 5, wherein a plurality of main ribs are embedded in the lower section wall panels and the upper section wall panels, respectively, and extend along the length direction of the lower H-shaped steel, and the plurality of main ribs are located at the outer peripheries of the lower H-shaped steel and the upper H-shaped steel, respectively.
7. The section steel connection type prefabricated underground diaphragm wall as claimed in claim 6, wherein a plurality of stirrups are embedded in the lower section wall panels and the upper section wall panels, respectively, and the stirrups are respectively hooped on the main reinforcements of the outer peripheries of the lower H-shaped steel and the upper H-shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922077214.XU CN211312485U (en) | 2019-11-27 | 2019-11-27 | Profile steel connection type prefabricated underground continuous wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922077214.XU CN211312485U (en) | 2019-11-27 | 2019-11-27 | Profile steel connection type prefabricated underground continuous wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211312485U true CN211312485U (en) | 2020-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922077214.XU Active CN211312485U (en) | 2019-11-27 | 2019-11-27 | Profile steel connection type prefabricated underground continuous wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123362A (en) * | 2021-04-15 | 2021-07-16 | 深圳市市政设计研究院有限公司 | Design and construction method for side wall with fabricated underground diaphragm wall serving as main structure |
-
2019
- 2019-11-27 CN CN201922077214.XU patent/CN211312485U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123362A (en) * | 2021-04-15 | 2021-07-16 | 深圳市市政设计研究院有限公司 | Design and construction method for side wall with fabricated underground diaphragm wall serving as main structure |
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