CN219793893U - Synchronous cutting and pouring underground continuous wall construction sliding type isolation device - Google Patents
Synchronous cutting and pouring underground continuous wall construction sliding type isolation device Download PDFInfo
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- CN219793893U CN219793893U CN202320309529.6U CN202320309529U CN219793893U CN 219793893 U CN219793893 U CN 219793893U CN 202320309529 U CN202320309529 U CN 202320309529U CN 219793893 U CN219793893 U CN 219793893U
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- isolation device
- cutting
- isolation
- section
- sliding
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- 238000002955 isolation Methods 0.000 title claims abstract description 116
- 238000010276 construction Methods 0.000 title claims abstract description 29
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000003825 pressing Methods 0.000 claims description 15
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 239000002689 soil Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a synchronous cutting and pouring underground diaphragm wall construction sliding type isolation device, which comprises a standard section isolation device and a bottom section isolation device which are spliced in sequence, wherein the bottom section isolation device is arranged below the standard section isolation device, the isolation device is arranged on a cutting box in a sliding manner along the vertical direction, and the isolation device can slide to a preset installation position along the vertical length of the cutting box. The utility model reduces friction resistance while enhancing sealing effect, simplifies construction process, improves installation efficiency, and improves construction environment protection and integral impermeability quality.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a sliding isolation device for synchronous cutting and pouring of underground continuous wall construction.
Background
With the gradual increase of the depth of development and utilization of underground space by human beings, the difficulty and risk of foundation pit bracing and seepage prevention are also increasing continuously. The underground diaphragm wall benefits from the advantages of high integral rigidity, high soil retaining strength, small deformation of the supporting structure, good wall impermeability, high wall forming precision, wide application range and the like, and becomes one of the best soil retaining and water stopping structures accepted by the foundation engineering community.
However, the traditional underground diaphragm wall construction process has the problems of slurry pollution, joint defects and the like, and has the defects in the aspects of construction environment friendliness and overall impermeability quality.
Disclosure of Invention
The utility model aims to solve the technical problems of the prior art, and provides the synchronous cutting and pouring underground continuous wall construction sliding type isolation device, which has the advantages of enhancing the sealing effect, reducing the friction resistance, simplifying the construction process, improving the installation efficiency, and improving the construction environment protection performance and the integral impervious quality.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the utility model provides a synchronous cutting pours underground continuous wall construction slidingtype isolating device, includes standard festival isolating device and bottom festival isolating device of concatenation in proper order, and bottom festival isolating device sets up in standard festival isolating device's below, and isolating device is along vertical direction slidable mounting on the cutting case, and isolating device can slide to predetermined mounted position along the vertical length of cutting case.
According to the technical scheme, the standard section isolation device is arranged at the inward-receiving end of the standard section cutting box chain, the standard section isolation device is formed by sequentially splicing a plurality of sections of standard section isolation covers, and the length of each section of standard section isolation cover is not greater than that of the corresponding standard section cutting box;
the bottom section isolation device is a bottom section isolation cover integrally designed and is arranged at the adduction end of the bottom section cutting box chain.
According to the technical scheme, the length of each section of isolation cover is 1/2 or 1/4 of the length of the corresponding standard section of cutting box.
According to the technical scheme, sealing structures are arranged on both sides of the standard joint isolating device and both sides and the bottom of the bottom joint isolating device.
According to the technical scheme, the two outer side surfaces of the inner receiving end of the chain of the cutting box are provided with the sliding groove structures, the end part of the isolating device is provided with the locking structure matched with the sliding groove, and when the isolating device is installed, the locking of the isolating device is inserted into the sliding groove of the cutting box, and the isolating device can slide to a preset installation position along the sliding groove.
According to the technical scheme, the upper and lower parts of the two sides of the isolation device are provided with the limiting blocks, and the limiting blocks are used for preventing the upper and lower adjacent two sections of the isolation device from being misplaced in the horizontal direction in the installation and operation processes.
According to the technical scheme, the upper end of the bottom section isolating device and the upper end and the lower end of each section of isolating cover of the standard section isolating device are respectively provided with the convex grooves and the concave grooves which are staggered along the width direction, and the upper end and the lower end of the bottom section isolating device and the lower end of the standard section isolating device are respectively clamped with each other through the convex grooves and the concave grooves.
According to the technical scheme, the convex groove and the concave groove are both T-shaped, and a T-shaped concave groove are formed.
According to the technical scheme, the sealing structure comprises the pressing plate and the sealing piece, the sealing piece is fixed on two side faces of the isolation device through the pressing plate, and the sealing gap between the sealing piece and the pressing plate is adjusted through the adjusting pressing plate.
According to the technical scheme, the standard section isolation cover and the bottom section isolation cover are both U-shaped.
The utility model has the following beneficial effects:
according to the utility model, the sliding type isolation device enhances the sealing effect, reduces friction resistance, simplifies the construction process, improves the installation efficiency, and improves the construction environment-friendly performance and the overall impervious quality.
Drawings
FIG. 1 is a top view of a synchronous cut cast underground diaphragm wall construction sliding isolation device in an embodiment of the utility model;
FIG. 2 is a partial K view of FIG. 1;
FIG. 3 is a side view of a synchronous cut cast underground diaphragm wall construction sliding isolation device in an embodiment of the utility model;
FIG. 4 is a perspective view of a standard joint spacer in an embodiment of the present utility model;
FIG. 5 is a perspective view of a bottom section cage in an embodiment of the present utility model;
FIG. 6 is a schematic illustration of the connection between adjacent enclosures in an embodiment of the present utility model;
FIG. 7 is a schematic cross-sectional view of an isolation cover in accordance with a first embodiment of the utility model;
FIG. 8 is a partial M view of FIG. 7;
FIG. 9 is a schematic cross-sectional view of a cage according to a second embodiment of the present utility model;
FIG. 10 is a partial N view of FIG. 9;
FIG. 11 is a schematic diagram of an installation method of a sliding isolation device for simultaneous cutting and casting of an underground diaphragm wall construction in an embodiment of the utility model;
in the figure, 1-continuous wall, 2-concrete, 3-cutting box, 4-chain and 5-isolation device.
Detailed Description
The utility model will now be described in detail with reference to the drawings and examples.
Referring to fig. 1 to 11, a sliding type isolation device for synchronous cutting pouring underground continuous wall construction in one embodiment provided by the utility model comprises a standard section isolation device and a bottom section isolation device 5B which are sequentially spliced, wherein the bottom section isolation device 5B is arranged below the standard section isolation device, the isolation device is slidably arranged on a cutting box along the vertical direction, and the isolation device can be slidably arranged to a preset installation position along the vertical length of the cutting box.
Further, the standard knot isolating device is arranged at the adduction end of the standard knot cutting box chain, the standard knot isolating device is formed by sequentially splicing a plurality of standard knot isolating covers, the standard knot isolating device is of a sectional design, and the length of each standard knot isolating cover in the cutting depth direction is not greater than the length of the corresponding standard knot cutting box;
the bottom section isolation device 5B is a bottom section isolation cover integrally designed and is arranged at the inward-folding end of the chain of the bottom section cutting box 3B.
Further, the length of each section of isolation cover is 1/2 or 1/4 of the length of the corresponding standard section cutting box.
Further, the standard knot isolating device 5A is of a segmented design, is installed at the adduction end of the chain of the standard knot cutting box 3A, and in the cutting depth direction, the length dimension of each knot is not greater than the length of the corresponding standard knot cutting box 3A, and preferably 1/2 or 1/4 of the length of the standard knot cutting box is taken.
Further, both sides of the standard joint isolation device 5A and both sides and bottom of the bottom joint isolation device are provided with sealing structures, and the sealing structures are disposed at the rear ends of the side faces of the sliding isolation device 5.
Further, two outer side surfaces of the chain inner receiving end of the cutting box 3 are provided with sliding groove structures, the end part of the isolation device 5 is provided with a locking structure matched with the sliding groove, when the isolation device is installed, the locking of the isolation device 5 is inserted into the sliding groove of the cutting box 3, and the isolation device 5 can slide to a preset installation position along the sliding groove; simultaneously, the sliding isolation device 5 and the cutting box 3 are connected together through the matching of the sliding chute and the lock catch, and other fasteners are not needed.
Further, the upper and lower parts of both sides of the isolation device 5 are provided with stoppers 5.3 for preventing the dislocation of the upper and lower adjacent two isolation devices 5 in the horizontal direction during the installation and operation.
Further, the upper end of the bottom section isolating device and the upper end and the lower end of each section of isolating cover of the standard section isolating device are respectively provided with convex grooves and grooves which are staggered along the width direction, and the upper end of the bottom section isolating device and the lower end of the standard section isolating device are respectively clamped with each other through the convex grooves and the grooves between the upper and lower adjacent isolating covers; the lower end convex groove of the upper isolation cover is clamped into the upper end groove of the lower isolation cover, and the upper end convex groove of the lower isolation cover is clamped into the lower end groove of the upper isolation cover.
Further, the convex groove and the concave groove are both T-shaped, and a T-shaped concave groove are formed.
Further, the lower end of the isolation device 5 is provided with a T-shaped convex groove 5.5, and the upper end is provided with a T-shaped groove 5.6. The T-shaped convex groove 5.5 at the lower end of the upper section is clamped into the T-shaped groove 5.6 at the upper end of the lower section in the process of installing the isolating devices 5 section by section, and all the isolating devices are connected end to form a whole. The whole design reduces the number of fasteners and simplifies the installation process.
Further, the sealing structure comprises a pressing plate 5.2 and a sealing piece 5.1, the sealing piece 5.1 is fixed on two side faces of the isolation cover of the isolation device through the pressing plate 5.2, and a sealing gap between the sealing piece and the pressing plate is adjusted through adjusting the pressing plate 5.2.
Further, there are two types of seals 5.1: 7-8, pre-pressing a long rubber belt in a pressing plate 5.2, wherein the other side of the rubber belt is tightly contacted with soil walls at two sides to form flexible contact seal; second, as shown in fig. 9-10, angle steel is inserted into the pressing plate 5.2, and one exposed end of the angle steel contacts with the soil walls at two sides to form a rigid seal.
Further, the standard section isolation cover and the bottom section isolation cover are both U-shaped.
The installation method of the sliding isolation device for constructing the underground diaphragm wall by adopting the synchronous cutting pouring method comprises the following steps as shown in (a) - (f) in fig. 10:
since the sliding isolation device 5 does not require fastener coupling, installation may be performed after the completion of the drill down of the cutting box 3. Meanwhile, the cutting device 3 is used for drilling and tunneling into a groove to create an imbedding space for the isolation device 5, so that the construction process is simplified.
a) The cutting box 3 is installed section by section, and is drilled down to the design depth of the underground continuous wall;
b) The cutting box 3 transversely moves forwards to tunnel into a groove, so that enough space is reserved behind the cutting box for installing the sliding isolation device 5;
c) The bottom section isolation cover is slidably arranged on the cutting box, and the concrete process is as follows: the lower end of a lock catch 5.4 of the bottom section isolation cover is aligned with the upper end of a chute 3.1 of the cutting box 3, the bottom isolation cover is slid downwards to enable the lock catch 5.4 to be completely inserted into the chute 3.1 of the cutting box, the bottom section isolation device is slid downwards until the bottom section isolation box is flush with the upper end of the cutting box, and the isolation cover is temporarily fixed through a pin hole on the side surface of the isolation device to be suspended in the chute;
d) The standard section isolating device is slidably arranged on the cutting box, and the lower end of the standard section isolating device is temporarily and fixedly connected with the upper end of the bottom section isolating device; the specific process is as follows: a section of standard section isolation cover 5A is installed above the temporarily fixed bottom section isolation cover 5B, the T-shaped convex groove 5.5 at the lower end of the standard section isolation cover 5A is aligned with the T-shaped groove 5.6 at the upper end of the bottom section isolation cover 5B during installation, and meanwhile, the lock catch 5.4 of the standard section isolation cover 5A is aligned into the sliding rail groove 3.1 of the cutting box 3;
e) C, after the positions of the standard joint isolation covers 5A are aligned, removing the temporary fixing of the bottom joint isolation devices in the step c, pushing the standard joint isolation covers 5A downwards to enable the standard joint isolation covers and the bottom joint isolation covers to slide downwards together until the upper ends of the standard joint isolation covers 5A are flush with the upper ends of the cutting boxes, and temporarily fixing the isolation covers in the grooves by utilizing pin holes on the side surfaces of the standard joint isolation covers 5A;
f) And d-e, sequentially adding the standard joint isolation cover 5A until the isolation cover reaches the bottom of the groove.
The foregoing is merely illustrative of the present utility model and is not intended to limit the scope of the utility model, which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a synchronous cutting pours underground continuous wall construction slidingtype isolating device, its characterized in that, including standard festival isolating device and the bottom festival isolating device of concatenation in proper order, bottom festival isolating device sets up in standard festival isolating device's below, and isolating device is along vertical direction slidable mounting on the cutting case, and isolating device can slide to predetermined mounted position along the vertical length of cutting case.
2. The synchronous cutting pouring underground continuous wall construction sliding type isolation device according to claim 1, wherein the standard section isolation device is arranged at the inward-folding end of a standard section cutting box chain, the standard section isolation device is formed by sequentially splicing a plurality of sections of standard section isolation covers, and the length of each section of standard section isolation cover is not greater than that of a corresponding standard section cutting box;
the bottom section isolation device is a bottom section isolation cover integrally designed and is arranged at the adduction end of the bottom section cutting box chain.
3. The synchronous cutting and pouring underground diaphragm wall construction sliding type isolation device according to claim 2, wherein the length of each isolation cover is 1/2 or 1/4 of the length of the corresponding standard section cutting box.
4. The sliding isolation device for synchronous cutting pouring underground diaphragm wall construction according to claim 1, wherein the two sides of the standard section isolation device and the two sides and the bottom of the bottom section isolation device are provided with sealing structures.
5. The sliding isolation device for synchronous cutting and pouring underground diaphragm wall construction according to claim 1, wherein two outer side surfaces of the inner receiving end of the chain of the cutting box are provided with sliding groove structures, the end part of the isolation device is provided with locking structures matched with the sliding grooves, and when the isolation device is installed, the locking devices of the isolation device are inserted into the sliding grooves of the cutting box, and the isolation device can slide to a preset installation position along the sliding grooves.
6. The sliding type isolation device for the construction of the synchronous cutting pouring underground continuous wall according to claim 1, wherein the upper and lower parts of the two sides of the isolation device are provided with limiting blocks for preventing the upper and lower adjacent two isolation devices from being misplaced in the horizontal direction in the installation and operation processes.
7. The synchronous cutting and pouring underground diaphragm wall construction sliding type isolation device according to claim 2, wherein the upper end of the bottom section isolation device and the upper end and the lower end of each section of isolation cover of the standard section isolation device are respectively provided with convex grooves and grooves which are arranged in a staggered manner along the width direction, and the upper end and the lower end of the bottom section isolation device and the lower end of the standard section isolation device are respectively clamped with each other through the convex grooves and the grooves.
8. The sliding isolation device for simultaneous cutting and pouring of a diaphragm wall construction according to claim 7, wherein the convex groove and the concave groove are T-shaped, and form a T-shaped concave groove and a T-shaped concave groove.
9. The sliding isolation device for simultaneous cutting and pouring underground diaphragm wall construction according to claim 5, wherein the sealing structure comprises a pressing plate and sealing members, the sealing members are fixed on both sides of the isolation device by the pressing plate, and a sealing gap between the sealing members and the pressing plate is adjusted by adjusting the pressing plate.
10. The synchronous cutting and pouring underground diaphragm wall construction sliding type isolation device according to claim 2, wherein the standard section isolation cover and the bottom section isolation cover are both U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320309529.6U CN219793893U (en) | 2023-02-24 | 2023-02-24 | Synchronous cutting and pouring underground continuous wall construction sliding type isolation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320309529.6U CN219793893U (en) | 2023-02-24 | 2023-02-24 | Synchronous cutting and pouring underground continuous wall construction sliding type isolation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219793893U true CN219793893U (en) | 2023-10-03 |
Family
ID=88182609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320309529.6U Active CN219793893U (en) | 2023-02-24 | 2023-02-24 | Synchronous cutting and pouring underground continuous wall construction sliding type isolation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219793893U (en) |
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2023
- 2023-02-24 CN CN202320309529.6U patent/CN219793893U/en active Active
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