CN210684718U - Combined foundation pit supporting structure - Google Patents
Combined foundation pit supporting structure Download PDFInfo
- Publication number
- CN210684718U CN210684718U CN201921369035.7U CN201921369035U CN210684718U CN 210684718 U CN210684718 U CN 210684718U CN 201921369035 U CN201921369035 U CN 201921369035U CN 210684718 U CN210684718 U CN 210684718U
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- Prior art keywords
- pile
- piles
- supporting
- foundation pit
- foundation ditch
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 86
- 238000010276 construction Methods 0.000 claims abstract description 29
- 239000002689 soil Substances 0.000 claims description 18
- 235000013372 meat Nutrition 0.000 claims description 16
- 235000013311 vegetables Nutrition 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 230000008094 contradictory effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000009412 basement excavation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model relates to a foundation ditch supporting construction's technical field discloses combination formula foundation ditch supporting construction, include with the fender pile of foundation ditch inner wall conflict, vertically arrange the foundation ditch in the upright post stake and prop up a supporting beam, a supporting beam's one end is the waist rail with a fender pile and is connected, and a supporting beam's the other end is along deviating from the waist rail direction and extending to arrange, and the top and a supporting beam of upright post stake are fixed arrangement, and the bottom embedding foundation ditch of upright post stake is extended to inside the foundation ditch at the bottom. Play to stop, the supporting role to the foundation ditch wall through a fender pile, thereby play the effect of strutting to the foundation ditch, because the one end of a supporting beam is the waist rail with a fender pile and is connected, the top and a supporting beam of stand pile are fixed arrangement, the bottom embedding foundation ditch bottom of stand pile extends to inside the foundation ditch, thereby make a fender pile, a supporting beam and a stand pile form holistic supporting construction, under the effect of a supporting beam and stand pile, strengthen the intensity of strutting of a fender pile, and, simplify construction steps, improve the construction effect.
Description
Technical Field
The patent of the utility model relates to a technical field of excavation supporting construction particularly, relates to combination formula excavation supporting construction.
Background
The foundation pit support is a retaining, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit.
At present, in foundation pit support, a support pile is generally adopted to combine with a prestressed anchor cable to realize foundation pit support, however, the construction steps of the foundation pit support are complicated, the construction and maintenance time is long, the external expansion space of an underground structure is limited, the later-stage construction of the outer wall of the underground structure is not facilitated, and the construction cost is high.
In the prior art, a prestressed anchor cable is not adopted, only a support pile is relied on, the support strength of the foundation pit support structure is not enough, and the requirement of foundation pit support cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a combination formula underground structure aims at solving prior art, the not enough problem of underground structure intensity.
The utility model discloses a realize like this, combination formula underground structure, include the fender pile of contradicting with the foundation ditch inner wall, vertically arrange the foundation ditch in the column pile and a supporting beam, a supporting beam's one end with the fender pile is the waist rail and connects, a supporting beam's the other end is along deviating from the waist rail direction and extending to arrange, the top of column pile with a supporting beam is fixed the arrangement, extend to inside the foundation ditch at the bottom of the bottom embedding foundation ditch of column pile.
Furthermore, modular underground structure includes the fender soil board, the fender soil board is longitudinal arrangement, the lower part of fender soil board with the fender pile is fixed connection, the upper portion of fender soil board extends upwards and arranges.
Further, a crown beam is formed at the top of the support pile and is lower than the ground elevation; the lower part of the soil retaining plate is fixedly connected with the crown beam, and the upper part of the soil retaining plate extends upwards to be flush with the ground.
Furthermore, the soil retaining plate comprises a first plate body and a second plate body, the first plate body and the second plate body are arranged in a row, the lower part of the first plate body is fixedly connected with the crown beam, and the upper part of the first plate body extends upwards to be flush with the ground; the lower part of the second plate body is fixedly connected with the crown beam, and the upper part of the second plate body extends upwards to be flush with the ground; a filling space is formed between the first plate body and the second plate body, and soil is filled in the filling space to form a filling layer.
Furthermore, the ground is sunken downwards to form a first drainage groove, and the first drainage groove and the soil retaining plate are arranged in a row.
Furthermore, the support pile is provided with an inner end face facing the foundation pit, the inner end face of the support pile is constructed in a net hanging mode to form a reinforcing layer, and one end of the support beam penetrates through the reinforcing layer and is connected with the support pile in a waist beam mode.
Furthermore, the supporting piles comprise a plurality of vegetable piles and a plurality of meat piles, and the vegetable piles and the meat piles are arranged in a staggered and meshed mode in sequence; each the vegetable pile and each the meat pile are respectively in conflict arrangement with the foundation ditch inner wall.
Furthermore, the combined foundation pit supporting structure comprises a plurality of upright posts and a plurality of supporting beams, the upright posts are arranged at intervals along the occlusion direction of the vegetable piles and the meat piles, and the supporting beams are arranged at intervals; the meat-bearing piles, the upright piles and the supporting beams are arranged in a one-to-one correspondence manner.
Further, the foundation pit bottom is provided with a foundation pit surface, the foundation pit surface comprises an inner side surface, the inner side surface is arranged between the support piles and the upright piles, and the inner side surface is downwards sunken to form a second drainage groove; the inner side surface is provided with an inner end close to the support pile, and the second drainage groove is formed in the inner end of the inner end surface.
Further, the upright post pile comprises a steel pipe column and a support column, the support column is longitudinally arranged and is positioned in the foundation pit, the lower part of the steel pipe column is embedded into the support column to form an embedded section, and the upper part of the steel pipe column extends upwards; the embedded segment is greater than 1 m.
Compared with the prior art, the utility model provides a modular underground structure plays to block the foundation ditch wall through a fender pile, the supporting role, thereby play the supporting role to the foundation ditch, because a supporting beam's one end is the waist rail with a fender pile and is connected, the top and a supporting beam of stand pile are fixed arrangement, extend to inside the foundation ditch at the bottom of the bottom embedding foundation ditch of stand pile, thereby make a fender pile, a supporting beam and stand pile form holistic supporting construction, under the effect of a supporting beam and stand pile, strengthen the support intensity of a fender pile, and, simplify construction steps, improve the construction effect.
Drawings
Fig. 1 is a schematic plan view of a combined foundation pit supporting structure provided by the present invention;
fig. 2 is a schematic plan view of the combined foundation pit supporting structure provided by the present invention;
fig. 3 is an enlarged schematic view of a part a of the combined type foundation pit supporting structure provided by the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1-3, the preferred embodiment of the present invention is shown.
The utility model provides a modular foundation ditch supporting construction, including a fender pile 10, a stand pile 20 and a supporting beam 30, a fender pile 10 is contradicted with the foundation ditch inner wall, and in stand pile 20 was vertically arranged in the foundation ditch, a supporting beam 30's one end was connected with a fender pile 10 and is waist rail 31, and a supporting beam 30's the other end was arranged along deviating from the 31 directions of waist rail extension, and the top of stand pile 20 is fixed arrangement with a supporting beam 30, and the bottom embedding foundation ditch end of stand pile 20 extends to inside the foundation ditch.
Foretell combination formula underground structure, play through a fender pile 10 and block to the foundation ditch wall, the supporting role, thereby play the supporting role to the foundation ditch, because the one end of a supporting beam 30 is waist rail 31 with a fender pile 10 and is connected, the top of stand pile 20 is fixed arrangement with a supporting beam 30, the bottom embedding foundation ditch bottom of stand pile 20 extends to inside the foundation ditch, thereby make a fender pile 10, a supporting beam 30 and stand pile 20 form holistic supporting construction, under the effect of a supporting beam 30 and stand pile 20, strengthen the supporting intensity of a fender pile 10, and, simplify construction steps, improve the construction effect.
Modular foundation pit supporting construction includes retaining plate 40, and retaining plate 40 is longitudinal arrangement, and the lower part and the fender post 10 of retaining plate 40 are fixed connection, and the upper portion of retaining plate 40 extends upward and arranges.
Keep off native board 40 and contradict the foundation ditch inner wall to play and keep off the soil effect, make and keep off native board 40 and prop up the cooperation of pile 10 and play and strut the foundation ditch wall.
Forming a crown beam 14 at the top of the support pile 10, wherein the crown beam 14 is lower than the ground elevation; the lower part of the retaining plate 40 is fixedly connected with the crown beam 14, and the upper part of the retaining plate 40 extends upwards to be flush with the ground; by the arrangement, the height of the crown beam 14 is reduced, so that the pipeline connection at the later stage is facilitated to the municipal pipe network, and the dismantling workload is reduced.
And the retaining plate 40 is adopted to realize the support of the foundation pit wall above the crown beam 14, thereby reducing the construction cost.
The soil guard plate 40 comprises a first plate body 41 and a second plate body 42, the first plate body 41 and the second plate body 42 are arranged in an array, the lower part of the first plate body 41 is fixedly connected with the crown beam 14, and the upper part of the first plate body 41 extends upwards to be flush with the ground; the lower part of the second plate body 42 is fixedly connected with the crown beam 14, and the upper part of the second plate body 42 extends upwards to be flush with the ground; a filling space is formed between the first plate body 41 and the second plate body 42, and soil is filled in the filling space to form a filling layer.
The filling space can be filled with backfill, so that the construction cost is reduced; meanwhile, the formed filling layer exerts an acting force on the supporting pile 10 from top to bottom, and the supporting effect of the supporting pile 10 is improved.
The ground is sunken downwards to form a first drainage groove 50, and the first drainage groove 50 and the soil retaining plate 40 are arranged in a row; like this, under environment such as rainy day, first exhaust groove 50 plays the water conservancy diversion effect to the rainwater, reduces inside a large amount of rainwash gets into the foundation ditch, improves the stability of foundation ditch, simultaneously, reduces the soil layer loss of foundation ditch wall, influences the excavation supporting.
The supporting pile 10 is provided with an inner end face facing the foundation pit, the inner end face of the supporting pile 10 is subjected to net hanging construction to form a reinforcing layer 13, and one end of the supporting beam 30 penetrates through the reinforcing layer 13 and is connected with the supporting pile 10 in a waist beam 31 manner; the fixing effect of the support beam 30 and the support pile 10 is enhanced by the reinforcing layer 13.
In addition, under the action of the reinforcing layer 13, the exposed area of the support pile 10 is reduced, the service life of the support pile 10 is prolonged, and the support effect of the support pile 10 is ensured.
The support piles 10 comprise a plurality of vegetable piles 11 and a plurality of meat piles 12, and the plurality of vegetable piles 11 and the plurality of meat piles 12 are arranged in a staggered and meshed mode in sequence; each vegetable pile 11 and each meat pile 12 are respectively arranged in a manner of abutting against the inner wall of the foundation pit; thus, the construction cost is reduced while the supporting strength of the supporting pile 10 is ensured; and the meat pile 12 and the vegetable pile 11 are arranged in a monster fox to achieve a water stopping effect.
The combined foundation pit supporting structure comprises a plurality of upright post piles 20 and a plurality of supporting beams 30, the upright post piles 20 are arranged at intervals along the occlusion direction of the plain pile 11 and the meat pile 12, and the supporting beams 30 are arranged at intervals; the meat piles 12, the upright piles 20 and the support beams 30 are arranged in a one-to-one correspondence.
The foundation pit wall is supported through the combination of the upright piles 20 and the support beams 30 with the support piles 10, so that the support strength of the formed integral support structure is better; the upright posts 20 and the supporting beams 30 correspond to the meat-type piles 12 one by one, so that the meat-type piles 12 have higher supporting strength, and are combined with the vegetable piles 11 to support in all aspects; and the construction cost is reduced, and simultaneously the support of the foundation pit wall is ensured.
The foundation pit bottom is provided with a foundation pit surface, the foundation pit surface comprises an inner side surface, the inner side surface is arranged between the support pile 10 and the upright post pile 20, and the inner side surface is sunken downwards to form a second drainage groove 60; the inner side surface has an inner end close to the support pile 10, and a second drainage groove 60 is formed at the inner end of the inner end surface; under the effect of second water drainage tank 60, the water that gets into in the foundation ditch carries out the water conservancy diversion, avoids the washing away of a large amount of water to the foundation ditch face, leads to the soil erosion and water loss of foundation ditch face, influences foundation ditch construction safety.
The upright post pile 20 comprises a steel pipe post 21 and a support post 22, wherein the support post 22 is longitudinally arranged and is positioned in a foundation pit, the lower part of the steel pipe post 21 is embedded into the support post 22 to form an embedded section, and the upper part of the steel pipe post 21 extends upwards; the embedding section is larger than 1 m; thereby ensuring construction stability of the stud pile 20.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Modular supporting construction of foundation ditch, its characterized in that includes the fender pile of contradicting with the foundation ditch inner wall, vertically arranges the upright post pile and a supporting beam in the foundation ditch in, a supporting beam one end with the fender pile is the waist rail and connects, a supporting beam's the other end is along deviating from the waist rail direction and extending to arrange, the top of upright post pile with a supporting beam is fixed arrangement, extend to inside the foundation ditch at the bottom of the bottom embedding foundation ditch of upright post pile.
2. The modular foundation pit supporting structure of claim 1, wherein the modular foundation pit supporting structure comprises a retaining plate, the retaining plate is arranged in a longitudinal direction, a lower portion of the retaining plate is fixedly connected to the retaining pile, and an upper portion of the retaining plate extends upward.
3. The modular foundation pit supporting structure of claim 2, wherein the top of the support piles form a crown beam, which is below ground elevation; the lower part of the soil retaining plate is fixedly connected with the crown beam, and the upper part of the soil retaining plate extends upwards to be flush with the ground.
4. The modular foundation pit supporting structure of claim 3, wherein the soil retaining plate comprises a first plate and a second plate, the first plate and the second plate are arranged in an array, the lower portion of the first plate is fixedly connected with the crown beam, and the upper portion of the first plate extends upward to be flush with the ground; the lower part of the second plate body is fixedly connected with the crown beam, and the upper part of the second plate body extends upwards to be flush with the ground; a filling space is formed between the first plate body and the second plate body, and soil is filled in the filling space to form a filling layer.
5. A modular foundation pit supporting construction according to any one of claims 2 to 4, wherein the ground is recessed downwardly to form a first drainage channel, said first drainage channel being aligned with said retaining wall.
6. The modular foundation pit supporting structure of any one of claims 1-4, wherein the supporting piles have inner end faces facing the foundation pit, the inner end faces of the supporting piles are meshed to form a reinforcing layer, and one end of the supporting beam penetrates through the reinforcing layer to be connected with the supporting piles in a girt shape.
7. The combined foundation pit supporting structure according to any one of claims 1 to 4, wherein the supporting piles comprise a plurality of vegetable piles and a plurality of meat piles, and the plurality of vegetable piles and the plurality of meat piles are in staggered occlusion arrangement in sequence; each the vegetable pile and each the meat pile are respectively in conflict arrangement with the foundation ditch inner wall.
8. The modular foundation pit supporting structure of claim 7, wherein the modular foundation pit supporting structure comprises a plurality of the upright piles and a plurality of the support beams, the upright piles are arranged at intervals along the engaging direction of the vegetable piles and the meat piles, and the support beams are arranged at intervals; the meat-bearing piles, the upright piles and the supporting beams are arranged in a one-to-one correspondence manner.
9. The modular foundation pit supporting structure of claim 6, wherein the foundation pit bottom has a pit surface, the pit surface including an inner side surface, the inner side surface being interposed between the support piles and the stud piles, the inner side surface being recessed downward to form a second drainage channel; the inner side surface is provided with an inner end close to the support pile, and the second drainage groove is formed in the inner end of the inner end surface.
10. The modular foundation pit supporting structure according to any one of claims 1 to 4, wherein the vertical column pile comprises a steel pipe column and a support column, the support column is arranged longitudinally and is positioned in the foundation pit, the lower part of the steel pipe column is embedded into the support column to form an embedded section, and the upper part of the steel pipe column extends upwards; the embedded segment is greater than 1 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921369035.7U CN210684718U (en) | 2019-08-22 | 2019-08-22 | Combined foundation pit supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921369035.7U CN210684718U (en) | 2019-08-22 | 2019-08-22 | Combined foundation pit supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210684718U true CN210684718U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921369035.7U Expired - Fee Related CN210684718U (en) | 2019-08-22 | 2019-08-22 | Combined foundation pit supporting structure |
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| Country | Link |
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| CN (1) | CN210684718U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942371A (en) * | 2021-02-05 | 2021-06-11 | 中冶成都勘察研究总院有限公司 | Support method for controlling deformation of subway tunnel |
| CN115341551A (en) * | 2022-08-05 | 2022-11-15 | 中建一局集团第二建筑有限公司 | Composite soil nail supporting structure for limited soil body and construction method thereof |
-
2019
- 2019-08-22 CN CN201921369035.7U patent/CN210684718U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112942371A (en) * | 2021-02-05 | 2021-06-11 | 中冶成都勘察研究总院有限公司 | Support method for controlling deformation of subway tunnel |
| CN115341551A (en) * | 2022-08-05 | 2022-11-15 | 中建一局集团第二建筑有限公司 | Composite soil nail supporting structure for limited soil body and construction method thereof |
| CN115341551B (en) * | 2022-08-05 | 2023-07-04 | 中建一局集团第二建筑有限公司 | Composite soil nail supporting structure for limited soil body and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 518000 309, building G3, TCL International e city, Shuguang community, Xili street, Nanshan District, Shenzhen, Guangdong Patentee after: Shenzhen Dasheng Survey Technology Co.,Ltd. Address before: Room 309, G3, TCL International e city, Shuguang community, Xili street, Nanshan District, Shenzhen, Guangdong 518052 Patentee before: SHENZHEN DASHENG HI-TECH ENGINEERING Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200605 |