CN115075257B - Pile beam vertical anchor for deep foundation pit support of complex environment building and construction method thereof - Google Patents
Pile beam vertical anchor for deep foundation pit support of complex environment building and construction method thereof Download PDFInfo
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- CN115075257B CN115075257B CN202210824889.XA CN202210824889A CN115075257B CN 115075257 B CN115075257 B CN 115075257B CN 202210824889 A CN202210824889 A CN 202210824889A CN 115075257 B CN115075257 B CN 115075257B
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- pile
- main pile
- rod
- complex environment
- foundation pit
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- 238000010276 construction Methods 0.000 title claims abstract description 8
- 238000005553 drilling Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 14
- 244000309464 bull Species 0.000 claims description 12
- 239000002689 soil Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010009 beating Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/48—Piles varying in construction along their length, i.e. along the body between head and shoe, e.g. made of different materials along their length
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/52—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/72—Pile shoes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Foundations (AREA)
Abstract
The invention discloses a pile beam vertical anchor for supporting a deep foundation pit of a building in a complex environment and a construction method thereof, and particularly relates to the field of supporting the deep foundation pit of the building.
Description
Technical Field
The embodiment of the invention relates to the field of deep foundation pit support of buildings, in particular to a pile beam vertical anchor for deep foundation pit support of a complex environment building and a construction method thereof.
Background
In the building construction process, soil pits are excavated at the foundation design position according to the substrate elevation and the foundation plane dimension according to geological hydrologic data and the condition of buildings nearby the site, in order to ensure the stability of a foundation pit, retaining walls are often built in the soil pits, the problems of collapse and the like of the foundation pit are avoided, and in the building process of the retaining walls, the pouring templates of the retaining walls are firstly fixed by adopting pile beam vertical anchor supporting structures.
The prior art has the following defects: when the existing pile beam vertical anchor is installed, the pile beam vertical anchor needs to be inserted into a soil layer through knocking the bottom end for fixing, but the volume of the pile Liang Shu anchor is larger, stability of the pile Liang Shu anchor is not easy to keep in the process of inserting the pile Liang Shumao into the soil layer, and difficulty is larger.
Disclosure of Invention
Therefore, the embodiment of the invention provides a pile beam vertical anchor for supporting a deep foundation pit of a complex environment building and a construction method thereof, when the pile Liang Shu anchor is installed, a drill rod at the bottom end is inserted into an installation position through a drill rod, a top block, a base and a bottom rod, the volume of the drill rod is small, the drill rod is conveniently inserted into a soil layer, then a main pile is hoisted by using equipment, the bottom rod is inserted into the drill rod, the base can be buckled on the top block while the bottom rod is inserted, a connecting pipe is moved inwards until a limit block at one end is inserted into a limit groove, the base and the top block are limited, the installation of the main pile is completed, the knocking process of the main pile is avoided, and the installation difficulty is greatly reduced, so that the problem caused by the large installation difficulty of the pile Liang Shumao in the prior art is solved.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: the utility model provides a stake roof beam erects anchor for deep basal pit of complex environment building support, includes the main pile, the bottom of main pile is provided with the base, the bottom of base is provided with the drilling rod, the drilling rod is hollow structure, the inside fixed mounting of drilling rod has the second screw rod, the top fixed mounting of drilling rod has the kicking block, base and kicking block assorted, the inside fixed mounting of kicking block has the guide arm, the surface of kicking block is provided with the stopper, the one end fixed mounting of stopper has the connecting pipe, connecting pipe and guide arm threaded connection, the one end of connecting pipe is inserted inside the kicking block, the bottom fixed mounting of base has the sill bar, the bottom of sill bar inserts in the inside of drilling rod, sill bar and second screw rod threaded connection, the top fixed mounting of base has the kicking block, the kicking block inserts the bottom at the main pile, the base passes through the kicking block and rotates with the main pile to be connected, a plurality of spacing hole has been seted up to the surface of kicking block, one side surface of main pile inserts, one end and spacing hole assorted with the base, the bottom of base has the spacing groove has been seted up, the spacing groove and has the spacing groove to match, the spacing groove has been located the spacing groove with the outer surface of connecting pipe.
Further, the main pile is of a hollow structure, a rotary table is arranged at the top end of the main pile, and the rotary table is rotationally connected with the main pile.
Further, a side pipe is fixedly arranged on the outer surface of one side of the main pile, the side pipe is communicated with the main pile, and one end of the side pipe is provided with a supporting plate.
Further, the inside of main pile is provided with the bull stick, the bull stick rotates with the main pile to be connected, the surface fixed mounting of bull stick has first gear.
Further, the inside of main pile is located one side of first gear and is provided with the second gear, the second gear is connected with first gear meshing, the inside of side pipe is provided with first screw rod, the one end and the second gear fixed connection of first screw rod.
Further, the outer surface of the first screw rod is sleeved with a guide pipe, the first screw rod is in threaded connection with the guide pipe, and one end of the guide pipe is fixedly connected with the outer surface of the supporting plate.
Further, snap rings are fixedly arranged at the top end of the inside of the main pile, and clamping plates are fixedly arranged at the bottom end of the turntable.
Further, the clamping plate is inserted into the clamping ring and is matched with the clamping ring.
Further, the inside top of bull stick is provided with the slide bar, slide bar and bull stick sliding connection, the top of slide bar and the bottom fixed connection of carousel, the bottom fixed mounting of slide bar has the baffle.
A construction method of a pile beam vertical anchor for supporting a deep foundation pit of a complex environment building comprises the following steps:
step one: selecting an installation position, inserting a drill rod into the soil layer at the installation position by using a tool, and reserving a top block at the top end of the drill rod on the surface of the soil layer;
step two: lifting the main pile by using lifting equipment, inserting a bottom rod at the bottom end into the drill rod, buckling a base on the outer surface of a top block, and then rotating a limiting block inwards to connect the base and the top block;
step three: rotating a turntable at the top end of the main pile, pushing a supporting plate at one side outwards, and supporting a template through the supporting plate;
step four: and the stability of connection of the main pile and the drill rod is sequentially detected, and the supporting condition of the supporting plate and the template is checked at the same time, so that the loosening condition is avoided.
The embodiment of the invention has the following advantages:
1. through setting up drilling rod, kicking block, base and sill bar, when installing the Liang Shu anchor of stake, insert the mounted position with the drilling rod of bottom earlier, the volume of drilling rod is less, conveniently insert the drilling rod in the soil horizon, then will use equipment to hang the king pile, insert the sill bar inside the drilling rod, the base can be detained on the kicking block when the sill bar is inserted, inwards remove the connecting pipe, until the stopper of one end inserts in the spacing groove, carry out spacingly to base and kicking block, accomplish the installation to the king pile, avoided beating the process to the king pile, greatly reduced the degree of difficulty to the installation;
2. through setting up bull stick, the carousel, cardboard and snap ring, when needs are adjusted the backup pad position, earlier with the carousel upwards pulling, the cardboard that drives the bottom breaks away from the snap ring in, then the carousel that rotates drives the bull stick through the slide bar and rotates, thereby drive the first gear rotation of surface, can drive first screw rod through the second gear and rotate, inwards or outwards promote the pipe along the side tube, thereby the backup pad that drives one end removes, can adjust the position of backup pad as required, backup pad suitability has been increased, after the position adjustment to the backup pad finishes, push back the carousel downwards again, make the cardboard of carousel bottom insert in the snap ring and spacing the carousel, increase the stability of backup pad in the supporting process.
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 will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present invention, should fall within the ambit of the technical disclosure.
Fig. 1 is a schematic diagram of an overall structure provided by the present invention.
Fig. 2 is an exploded view of the whole body provided by the present invention.
Fig. 3 is an exploded view of the drill rod provided by the invention.
Fig. 4 is an exploded view of a connection structure of a base and a top block according to the present invention.
Fig. 5 is a cross-sectional view of a king pile provided by the present invention.
Fig. 6 is an exploded view of the internal structure of the main pile according to the present invention.
Fig. 7 is a cross-sectional view of a connection turntable provided by the present invention.
In the figure: 1. a main pile; 11. a turntable; 111. a clamping plate; 12. a side pipe; 13. a support plate; 14. a rotating rod; 141. a slide bar; 142. a baffle; 15. a first gear; 16. a second gear; 17. a first screw; 18. a conduit; 19. a clasp; 2. a base; 21. a bottom bar; 22. a top platform; 23. a limiting hole; 24. a plug pin; 25. a limit groove; 26. a chute; 3. a drill rod; 31. a second screw; 32. a top block; 33. a limiting block; 34. a connecting pipe; 35. and a guide rod.
Detailed Description
Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4 of the specification, a pile beam vertical anchor for deep foundation pit support of a complex environment building of this embodiment comprises a main pile 1, the bottom of the main pile 1 is provided with a base 2, the bottom of the base 2 is provided with a drill rod 3, the drill rod 3 is of a hollow structure, a second screw rod 31 is fixedly arranged in the drill rod 3, a top block 32 is fixedly arranged at the top end of the drill rod 3, the base 2 is matched with the top block 32, a guide rod 35 is fixedly arranged in the top block 32, a limit block 33 is arranged on the outer surface of the top block 32, a connecting pipe 34 is fixedly arranged at one end of the limit block 33, the connecting pipe 34 is in threaded connection with the guide rod 35, one end of the connecting pipe 34 is inserted into the top block 32, a bottom rod 21 is fixedly arranged at the bottom of the base 2, the bottom of the bottom rod 21 is in threaded connection with the second screw rod 31, a top table 22 is fixedly arranged at the top end of the base 2, the top table 22 is inserted into the bottom of the main pile 1, a limit groove 25 is formed in the top surface of the base 2, a limit groove 25 is formed in the outer surface of the base 2, a limit groove 25 is formed in the limit groove 25 and is matched with the outer surface 25, and one side of the limit groove 25 is formed in the limit groove 25, and the limit groove 25 is formed in the limit groove 25.
The implementation scene is specifically as follows: when the pile Liang Shu anchor is installed, firstly, the drill rod 3 at the bottom end is inserted into the installation position, the volume of the drill rod 3 is smaller, the drill rod 3 is conveniently inserted into a soil layer, then the main pile 1 is hoisted by using equipment, the bottom rod 21 at the bottom end corresponds to the drill rod 3, then the bottom rod 21 is inserted into the drill rod 3, the bottom rod 21 is in threaded connection with the second screw rod 31 in the drill rod 3, the bottom rod 21 is driven to rotate by rotating the base 2 until the bottom rod 21 is completely inserted into the drill rod 3, then the plug 24 is inserted inwards, the plug 24 is inserted into a limit hole 23 corresponding to the outer surface of the top platform, so that the base 2 is limited, the base 2 is buckled on the top block 32 while the bottom rod 21 is inserted, the connecting pipe 34 can slide upwards along the chute 26 until the connecting pipe 34 is driven to rotate by the limit block 33, the connecting pipe 34 is in threaded connection with the guide rod 35 until the limit block 33 at one end is inserted into the limit groove 25, the base 2 and the main pile 32 are completely limited, and the main pile 1 is installed, so that the installation difficulty of the main pile 1 is greatly reduced.
Referring to fig. 5-7 of the specification, in the pile beam vertical anchor for supporting a deep foundation pit of a building in a complex environment and a construction method thereof, the main pile 1 is of a hollow structure, a rotary disc 11 is arranged at the top end of the main pile 1, the rotary disc 11 is rotationally connected with the main pile 1, a side pipe 12 is fixedly arranged on one outer surface of the main pile 1, the side pipe 12 is communicated with the main pile 1, a supporting plate 13 is arranged at one end of the side pipe 12, a rotary rod 14 is arranged in the main pile 1, the rotary rod 14 is rotationally connected with the main pile 1, a first gear 15 is fixedly arranged at the outer surface of the rotary rod 14, a second gear 16 is arranged at one side of the first gear 15 in a meshed manner, a first screw rod 17 is arranged in the side pipe 12, one end of the first screw rod 17 is fixedly connected with the second gear 16, a guide pipe 18 is sleeved on the outer surface of the first screw rod 17, a guide pipe 18 is in threaded connection with the first screw rod 17, a clamping plate 13 is fixedly arranged at one end of the guide pipe 18, a clamping plate 141 is fixedly connected with the top end of the main pile 14, a clamping plate 111 is fixedly arranged at the top end of the clamping plate 19, a clamping plate 141 is fixedly connected with the clamping plate 111, and the clamping plate is fixedly arranged at the top end of the clamping plate 111, and is fixedly connected with the top end of the clamping plate 111.
The implementation scene is specifically as follows: after the main pile 1 is installed, the supporting plate 13 on one side can support and fix the template, when the position of the supporting plate 13 needs to be adjusted, the turntable 11 is pulled upwards firstly, the clamping plate 111 at the bottom end is driven to break away from the clamping ring 19, limiting of the turntable 11 is relieved, the turntable 11 can be driven to slide upwards along the rotating rod 14 in the upward pulling process, then the rotating turntable 11 is rotated through the sliding rod 141 to drive the rotating rod 14 to rotate, the first gear 15 on the outer surface is driven to rotate, the first gear 15 is meshed with the second gear 16, the first screw 17 is driven to rotate through the second gear 16, the first screw 17 is in threaded connection with the guide pipe 18, the guide pipe 18 is pushed inwards or outwards along the side pipe 12, accordingly, the supporting plate 13 at one end is driven to move, the position of the supporting plate 13 can be adjusted according to needs, applicability of the supporting plate 13 is improved, the turntable 11 is pushed downwards after the position adjustment of the supporting plate 13 is finished, the clamping plate 111 at the bottom end of the turntable 11 is inserted into the clamping ring 19 to limit the turntable 11, and stability of the supporting plate 13 in the supporting process is increased.
Working principle: referring to fig. 1-4 of the specification, when installing the pile Liang Shu anchor, firstly inserting the drill rod 3 at the bottom end into the installation position, then lifting the main pile 1 by using equipment, corresponding the bottom rod 21 at the bottom end to the drill rod 3, then inserting the bottom rod 21 into the drill rod 3, driving the bottom rod 21 to rotate by rotating the base 2 until the bottom rod 21 is completely inserted into the drill rod 3, then inserting the plug 24 inwards, inserting the plug 24 into the limit hole 23 corresponding to the outer surface of the top platform, thereby limiting the base 2, simultaneously inserting the bottom rod 21, fastening the base 2 on the top block 32, driving the connecting pipe 34 to rotate by the limit block 33, moving the connecting pipe 34 inwards until the limit block 33 at one end is inserted into the limit groove 25, limiting the base 2 and the top block 32, and completing the installation of the main pile 1.
Referring to fig. 5-7 of the specification, after the main pile 1 is installed, a supporting plate 13 on one side supports and fixes a template, when the position of the supporting plate 13 needs to be adjusted, the turntable 11 is pulled upwards, then the turntable 11 is rotated to drive the rotating rod 14 to rotate through the sliding rod 141, so that a first gear 15 on the outer surface is driven to rotate, a second gear 16 drives a first screw 17 to rotate, a guide pipe 18 is pushed inwards or outwards along a side pipe 12, so that the supporting plate 13 on one end is driven to move, after the position of the supporting plate 13 is adjusted, the turntable 11 is pushed back downwards, and a clamping plate 111 at the bottom end of the turntable 11 is inserted into the clamping ring 19 to limit the turntable 11.
While the invention has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.
Claims (8)
1. A stake roof beam erects anchor for deep basal pit of complex environment building is strutted, includes main pile (1), its characterized in that: the utility model discloses a main pile, including main pile (1) and foundation (1), foundation (2) are provided with bottom, foundation (2) are provided with drilling rod (3) in the bottom, drilling rod (3) are hollow structure, inside fixed mounting of drilling rod (3) has second screw rod (31), top fixed mounting of drilling rod (3) has kicking block (32), foundation (2) and kicking block (32) assorted, the inside fixed mounting of kicking block (32) has guide arm (35), the surface of kicking block (32) is provided with stopper (33), connecting pipe (34) are fixed to one end of stopper (33), connecting pipe (34) and guide arm (35) threaded connection, the one end of connecting pipe (34) is inserted inside kicking block (32), the bottom fixed mounting of foundation (2) has backing bar (21), the bottom of backing bar (21) inserts in the inside of drilling rod (3), bottom bar (21) and second screw rod (31) threaded connection, the top fixed mounting of foundation (2) has top (22), top (22) insert in the top of foundation (2) and the surface of main pile (2) is equipped with a plurality of peg (22) through the top (22), a bolt (24) is inserted into the outer surface of one side of the main pile (1), one end of the bolt (24) is matched with the limiting hole (23), a limiting groove (25) is formed in the outer surface of the base (2), a sliding groove (26) is formed in the bottom end of the limiting groove (25) in the outer surface of the base (2), the top end of the sliding groove (26) is communicated with the limiting groove (25), a connecting pipe (34) is matched with the sliding groove (26), and a limiting block (33) is matched with the limiting groove (25);
the main pile (1) is of a hollow structure, a rotary table (11) is arranged at the top end of the main pile (1), and the rotary table (11) is rotationally connected with the main pile (1);
side pipe (12) are fixedly installed on one side outer surface of the main pile (1), the side pipe (12) is communicated with the main pile (1), and a supporting plate (13) is arranged at one end of the side pipe (12).
2. A pile beam vertical anchor for deep foundation pit support of complex environment building according to claim 1, wherein: the inside of stake (1) is provided with bull stick (14), bull stick (14) are connected with stake (1) rotation, the surface fixed mounting of bull stick (14) has first gear (15).
3. A pile beam vertical anchor for deep foundation pit support of complex environment building according to claim 2, wherein: the inside of stake (1) is located one side of first gear (15) and is provided with second gear (16), second gear (16) and first gear (15) meshing are connected, the inside of side pipe (12) is provided with first screw rod (17), the one end and the second gear (16) fixed connection of first screw rod (17).
4. A pile beam vertical anchor for deep foundation pit support of complex environment building according to claim 3, wherein: the outer surface of the first screw rod (17) is sleeved with a guide pipe (18), the first screw rod (17) is in threaded connection with the guide pipe (18), and one end of the guide pipe (18) is fixedly connected with the outer surface of the supporting plate (13).
5. A pile beam vertical anchor for deep foundation pit support of a complex environment building as defined in claim 4, wherein: the clamping ring (19) is fixedly arranged at the top end of the inside of the main pile (1), and the clamping plate (111) is fixedly arranged at the bottom end of the turntable (11).
6. A pile beam vertical anchor for deep foundation pit support of a complex environment building according to claim 5, wherein: the clamping plate (111) is inserted into the clamping ring (19), and the clamping plate (111) is matched with the clamping ring (19).
7. A pile beam vertical anchor for deep foundation pit support of a complex environment building according to claim 6, wherein: the inside top of bull stick (14) is provided with slide bar (141), slide bar (141) and bull stick (14) sliding connection, the bottom fixed connection of top and carousel (11) of slide bar (141), the bottom fixed mounting of slide bar (141) has baffle (142).
8. A construction method of a pile beam vertical anchor for deep foundation pit support of a complex environment building according to any one of claims 1 to 7, wherein: the method comprises the following steps:
step one: selecting an installation position, inserting a drill rod (3) into the soil layer at the installation position by using a tool, and reserving a top block (32) at the top end of the drill rod (3) on the surface of the soil layer;
step two: lifting the main pile (1) by using lifting equipment, inserting a bottom rod (21) at the bottom end into the drill rod (3), buckling the base (2) on the outer surface of the top block (32), and then rotating the limiting block (33) inwards to connect the base (2) with the top block (32);
step three: rotating a rotary table (11) at the top end of the main pile (1), pushing a supporting plate (13) at one side outwards, and supporting a template through the supporting plate (13);
step four: the stability that main pile (1) and drilling rod (3) are connected is detected in proper order, and the support condition of backup pad (13) to the template is inspected simultaneously, avoids appearing loosening the condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210824889.XA CN115075257B (en) | 2022-07-13 | 2022-07-13 | Pile beam vertical anchor for deep foundation pit support of complex environment building and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210824889.XA CN115075257B (en) | 2022-07-13 | 2022-07-13 | Pile beam vertical anchor for deep foundation pit support of complex environment building and construction method thereof |
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| CN115075257A CN115075257A (en) | 2022-09-20 |
| CN115075257B true CN115075257B (en) | 2023-09-08 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355188A (en) * | 2017-07-20 | 2017-11-17 | 重庆交通大学 | A kind of cannulated threaded shape drill bit and its application method suitable for the cast-in-place overlength screw rod pile driving construction of soft foundation |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110409461A (en) * | 2019-08-09 | 2019-11-05 | 广州市建筑科学研究院有限公司 | A kind of base pit stand construction based on assembled large-diameter tubular pile |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355188A (en) * | 2017-07-20 | 2017-11-17 | 重庆交通大学 | A kind of cannulated threaded shape drill bit and its application method suitable for the cast-in-place overlength screw rod pile driving construction of soft foundation |
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