CN210658316U - Underground continuous wall of ultra-deep foundation pit - Google Patents
Underground continuous wall of ultra-deep foundation pit Download PDFInfo
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- CN210658316U CN210658316U CN201920905771.3U CN201920905771U CN210658316U CN 210658316 U CN210658316 U CN 210658316U CN 201920905771 U CN201920905771 U CN 201920905771U CN 210658316 U CN210658316 U CN 210658316U
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Abstract
The utility model provides an underground continuous wall of ultradeep foundation ditch, including a plurality of vertical wall width of cloth and a plurality of horizontal wall width of cloth, accompany two horizontal wall width of cloth of relative interval, two between two adjacent vertical wall width of cloth and two the space intussuseption that the horizontal wall width of cloth encloses and closes is filled with the original state soil body, two vertical wall width of cloth all is equipped with the concave station, two towards the both ends of horizontal wall width of cloth one side the both ends of horizontal wall width of cloth stretch into in the concave station that corresponds, form fore-and-aft first wall seam and horizontal second wall seam between concave station and horizontal wall width of cloth, the border that the original state soil body links to each other with horizontal wall width of cloth and corresponding second wall seam are located same straight line. The utility model discloses both guaranteed the envelope atress of super dark foundation ditch, reached waterproof stagnant water effect again, reduced underground continuous wall leakage risk by a wide margin, reduced underground continuous wall cost, improved the security of super dark foundation ditch, the thickness of horizontal wall width of cloth is 800m, can adopt the thick continuous wall equipment of commonly used 800mm, makes things convenient for underground continuous wall to be under construction.
Description
Technical Field
The utility model relates to a building field especially relates to an underground continuous wall of ultra-deep foundation ditch.
Background
For the enclosure form of the deep foundation pit, the underground diaphragm wall is generally adopted, the wall thickness is increased along with the increase of the depth of the foundation pit, and the diaphragm wall thickness which is most commonly used in China at present is 800 mm. For an ultra-deep foundation pit with the depth of more than 30m, an underground continuous wall with the thickness of 1200mm-2000mm needs to be used for enclosing, the waterproof and water-stopping effects of a single-layer underground continuous wall are difficult to guarantee, and other water-stopping measures need to be adopted on the outer side of the wall. Meanwhile, the large-thickness underground diaphragm wall is high in manufacturing cost due to the reasons of small use probability, rare equipment and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide an underground continuous wall of super dark foundation ditch to reach effective stagnant water and construct simple purpose.
The utility model discloses a realize like this:
the utility model provides an underground continuous wall of ultradeep foundation ditch, including a plurality of vertical wall width of cloth and a plurality of horizontal wall width of cloth, accompany two horizontal wall width of cloth of relative interval, two between two adjacent vertical wall width of cloth and two the space intussuseption that the horizontal wall width of cloth encloses and closes is filled with the original state soil body, two vertical wall width of cloth all is equipped with the concave station, two towards the both ends of horizontal wall width of cloth one side the both ends of horizontal wall width of cloth stretch into in the concave station that corresponds, form fore-and-aft first wall seam and horizontal second wall seam between concave station and horizontal wall width of cloth, the border that the original state soil body links to each other with horizontal wall width of cloth and corresponding second wall seam are located same straight line.
Preferably, the longitudinal wall panels and the transverse wall panels are both made of reinforced concrete.
Preferably, the thickness of the transverse wall panels is 800 m.
Preferably, the thickness of the undisturbed soil body is not less than 600 m.
Preferably, a jet grouting pile or a stirring pile is arranged in the undisturbed soil body.
The utility model discloses following beneficial effect has:
the utility model provides an underground continuous wall for ultra-deep foundation pit, fully utilizes the common continuous wall equipment with 800mm thickness to construct transverse wall panels, two transverse wall panels with relative intervals are clamped between two adjacent longitudinal wall panels, the space enclosed by the two longitudinal wall panels and the two transverse wall panels is filled with the original soil body, both ends of one side of the two longitudinal wall panels facing to the transverse wall panels are provided with concave platforms, both ends of the two transverse wall panels extend into the corresponding concave platforms, a longitudinal first wall gap and a transverse second wall gap are formed between the concave platform and the transverse wall panel, the edge of the original soil body connected with the transverse wall panel and the corresponding second wall gap are positioned on the same straight line, the water permeating from the first wall gap of the outer side wall directly flows into the solid soil through the second wall gap to be absorbed, and after the water is absorbed by the solid soil, the water basically does not seep and then flows into the first wall gap of the inner side wall, so that the foundation pit is protected. The utility model provides an underground continuous wall of super dark foundation ditch has both guaranteed the envelope atress of super dark foundation ditch, has reached waterproof stagnant water effect again, reduces underground continuous wall risk of leaking by a wide margin, reduces underground continuous wall cost, has improved the security of super dark foundation ditch, and the thickness of horizontal wall width of cloth is 800m, can adopt the thick continuous wall equipment of commonly used 800mm, makes things convenient for underground continuous wall to be under construction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is the utility model provides an underground continuous wall of ultra-deep foundation ditch's schematic diagram.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the embodiment of the utility model provides an underground continuous wall of super dark foundation ditch, including a plurality of vertical wall width of cloth 4 and a plurality of horizontal wall width of cloth 5, accompany two horizontal wall width of cloth 5 of relative interval between two adjacent vertical wall width of cloth 4, two vertical wall width of cloth 4 and two the space intussuseption that horizontal wall width of cloth 5 encloses is filled with original state soil body 8, two vertical wall width of cloth 4 all is equipped with the concave station towards the both ends of horizontal wall width of cloth 5 one side, two the both ends of horizontal wall width of cloth 5 stretch into in the concave station that corresponds, form fore-and-aft first wall seam 2 and horizontal second wall seam 7 between concave station and horizontal wall width of cloth 5, the border that original state soil body 8 links to each other with horizontal wall width of cloth 5 is located same straight line with corresponding second wall seam 7. The utility model discloses in, vertically indicate 6 directions to 1 in the foundation ditch outside the foundation ditch, transversely indicate the continuous wall trend promptly, thickness direction indicates vertically.
The utility model provides an underground diaphragm wall for ultra-deep foundation ditch, make full use of the commonly used 800mm thick diaphragm wall equipment to build horizontal wall width of cloth 5, accompany relative spaced two horizontal wall width of cloth 5 between two adjacent vertical wall width of cloth 4, the space that two vertical wall width of cloth 4 and two horizontal wall width of cloth 5 enclose packs original state soil body 8, the both ends of two vertical wall width of cloth 4 orientation horizontal wall width of cloth 5 one side all are equipped with the concave station, two the both ends of horizontal wall width of cloth 5 stretch into corresponding concave station, form vertical first wall seam 2 and horizontal second wall seam 7 between concave station and horizontal wall width of cloth 5, the border that original state soil body 8 links to each other with horizontal wall width of cloth 5 is located same straight line with corresponding second wall seam 7, make the water that permeates from first wall seam 2 of outer wall directly flow into original state soil body 8 after second wall seam 7 absorbs, through original state soil body 8 absorbs, does not basically have infiltration and then flows into the first wall seam department in the side wall again, the foundation pit is thus protected. The utility model provides an underground continuous wall of super dark foundation ditch has both guaranteed the envelope atress of super dark foundation ditch, has reached waterproof stagnant water effect again, reduces underground continuous wall risk of leaking by a wide margin, reduces underground continuous wall cost, improves the security of super dark foundation ditch, and the thickness of horizontal wall width of cloth is 800m, can adopt the thick continuous wall equipment of commonly used 800mm, makes things convenient for underground continuous wall to be under construction.
Preferably, the longitudinal wall panels 4 and the transverse wall panels 5 are both made of reinforced concrete and have high strength.
Preferably, the thickness of the transverse wall 5 is 800m, and common continuous wall equipment with the thickness of 800mm is adopted, so that the construction is easy and the manufacturing cost is low.
Preferably, the undisturbed soil 8 has a thickness of not less than 600 m.
Preferably, a jet grouting pile or a stirring pile is arranged in the undisturbed soil body 8, so that the water stopping effect can be further enhanced.
The utility model discloses be applied to the deep basal pit engineering field in the track traffic engineering, be suitable for the engineering project that the subway structure is leading. And can also be used for other various deep foundation pit projects.
The utility model discloses a construction step: at first, accomplish vertical wall width of cloth 4 construction, obtain third wall joint 3, then adopt the milling flutes form (special way), accomplish horizontal wall width of cloth 5, the third wall joint 3 of the formation of the vertical wall width of cloth 4 construction of earlier stage has been eliminated to new first wall joint 2, the utility model discloses can guarantee the effective transmission of atress, also can increase the effect of stagnant water through the structural system that two-layer underground continuous wall formed.
When water leakage still exists, necessary jet grouting piles and stirring piles are arranged in the range of the undisturbed soil body 8 enclosed by the longitudinal wall panels 4 and the transverse wall panels 5 to reinforce and stop water, so that the leakage of underground water can be effectively stopped.
The utility model provides an underground continuous wall of super deep foundation ditch, make full use of underground continuous wall equipment commonly used makes things convenient for the construction that underground continuous wall was encircleed, and the construction quality control of being convenient for reduces the engineering risk, reduces envelope cost by a wide margin, has stronger bearing capacity simultaneously, effectively improves the security of super deep foundation ditch to can reduce underground continuous wall risk of leaking, have good economic benefits and social.
The utility model provides an underground continuous wall of ultra-deep foundation ditch, economy is reasonable, and the technique is leading, and easy operation is convenient, can effectively reduce engineering cost, and application prospect is wide, and economic benefits is considerable.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an underground continuous wall of ultra-deep foundation ditch which characterized in that: including a plurality of vertical wall width of cloth and a plurality of horizontal wall width of cloth, accompany two horizontal wall width of cloth of relative spaced, two between two adjacent vertical wall width of cloth and two the space intussuseption that the horizontal wall width of cloth encloses and closes is filled with the original state soil body, two the both ends of vertical wall width of cloth orientation horizontal wall width of cloth one side all are equipped with the concave station, two the both ends of horizontal wall width of cloth stretch into in the concave station that corresponds, form fore-and-aft first wall seam and horizontal second wall seam between concave station and the horizontal wall width of cloth, the border that the original state soil body links to each other with horizontal wall width of cloth is located same straight line with the second wall seam that corresponds.
2. The underground diaphragm wall of an ultra-deep foundation pit as claimed in claim 1, wherein: and the longitudinal wall panels and the transverse wall panels are both made of reinforced concrete.
3. The underground diaphragm wall of an ultra-deep foundation pit as claimed in claim 1, wherein: the thickness of the transverse wall panels is 800 m.
4. The underground diaphragm wall of an ultra-deep foundation pit as claimed in claim 1, wherein: the thickness of the undisturbed soil body is not less than 600 m.
5. The underground diaphragm wall of an ultra-deep foundation pit as claimed in claim 1, wherein: and a jet grouting pile or a stirring pile is arranged in the undisturbed soil body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920905771.3U CN210658316U (en) | 2019-06-17 | 2019-06-17 | Underground continuous wall of ultra-deep foundation pit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920905771.3U CN210658316U (en) | 2019-06-17 | 2019-06-17 | Underground continuous wall of ultra-deep foundation pit |
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| CN210658316U true CN210658316U (en) | 2020-06-02 |
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| CN201920905771.3U Active CN210658316U (en) | 2019-06-17 | 2019-06-17 | Underground continuous wall of ultra-deep foundation pit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258519A (en) * | 2019-06-17 | 2019-09-20 | 中铁第四勘察设计院集团有限公司 | The diaphram wall of ultra-deep foundation pit |
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2019
- 2019-06-17 CN CN201920905771.3U patent/CN210658316U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258519A (en) * | 2019-06-17 | 2019-09-20 | 中铁第四勘察设计院集团有限公司 | The diaphram wall of ultra-deep foundation pit |
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