CN113668560A - Foundation pit supporting system and construction method thereof - Google Patents
Foundation pit supporting system and construction method thereof Download PDFInfo
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- CN113668560A CN113668560A CN202110970862.7A CN202110970862A CN113668560A CN 113668560 A CN113668560 A CN 113668560A CN 202110970862 A CN202110970862 A CN 202110970862A CN 113668560 A CN113668560 A CN 113668560A
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- 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
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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
- E02D5/74—Means for anchoring structural elements or bulkheads
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- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a foundation pit supporting system and a construction method thereof, belonging to the technical field of foundation pit supporting, and comprising a supporting pile arranged on the side wall of a foundation pit, a cross beam and a fixing mechanism, wherein the cross beam is fixedly arranged on the supporting pile, the fixing mechanism comprises an inserting rod body, an inserting rod and a movement assembly, the inserting rod body penetrates through the cross beam and the supporting pile, a plurality of sliding holes are formed in the side wall of the inserting rod body, the inserting rod and the sliding holes are arranged in a one-to-one correspondence manner, each inserting rod is respectively positioned in each sliding hole and is in sliding fit with each sliding hole, and the movement assembly is used for driving each inserting rod to slide in each sliding hole. This application has and is convenient for promote the connection stability between stock and foundation ditch lateral wall, and then is convenient for realize the effect to the stable stay of fender pile and foundation ditch.
Description
Technical Field
The invention relates to the field of foundation pit support, in particular to a foundation pit support system and a construction method thereof.
Background
The building foundation pit is a space dug from the ground to the bottom for the construction of the underground structure of the building, and in order to ensure the safety of the underground construction structure and the surrounding environment, the side wall of the foundation pit is usually supported, reinforced and protected, namely the foundation pit is supported.
The structure for supporting the foundation pit in the related art generally comprises a support pile and an anchor rod, wherein the support pile is arranged on the side wall of the foundation pit, and the anchor rod penetrates through the support pile and is inserted into the side wall of the foundation pit, so that the structural stability of the support pile is further ensured.
Aiming at the related technologies, the inventor thinks that when the anchor rod is inserted into the side wall of the foundation pit, the stability of the connection between the anchor rod and the side wall of the foundation pit is poor, and the stable support of the support pile and the foundation pit is not convenient to realize.
Disclosure of Invention
In order to facilitate the improvement of the connection stability between the anchor rods and the side wall of the foundation pit and further facilitate the realization of stable support of the support piles and the foundation pit, the application provides a foundation pit support system and a construction method thereof.
In a first aspect, the present application provides a foundation pit supporting system, which adopts the following technical scheme:
the utility model provides a foundation pit supporting system, is including the fender pile of locating the lateral wall of foundation pit, still includes crossbeam and fixed establishment, crossbeam fixed mounting is in fender pile, fixed establishment includes the grafting body of rod, inserted bar and motion subassembly, the grafting body of rod runs through crossbeam and fender pile, a plurality of slide holes have been seted up to the lateral wall of the grafting body of rod, the inserted bar is provided with a plurality ofly with the slide hole one-to-one, each the inserted bar is located respectively slide hole and with each slide hole cooperation of sliding, the motion subassembly is used for driving each inserted bar and slides in slide hole.
Through adopting above-mentioned technical scheme, the grafting body of rod runs through the crossbeam and the fender pile and insert when connecing in the foundation ditch lateral wall, makes each inserted bar slide in the sliding hole respectively through the motion subassembly for each inserted bar also inserts respectively to the foundation ditch lateral wall, and the inserted bar plays the further limiting displacement to the grafting body of rod, and then is favorable to strengthening the tensile resistance to plucking performance of the grafting body of rod, and promotes the stability of being connected between the grafting body of rod and foundation ditch lateral wall, further realizes the outrigger to fender pile and foundation ditch. The setting of crossbeam makes the roughness of mounting surface stronger when the grafting body of rod is installed to the staff of being convenient for connects the stable installation of pole body to the grafting.
Optionally, the fixed subassembly includes threaded rod, threaded sleeve and connecting rod, the threaded rod is provided with the storage tank, each the hole of sliding all is linked together with the storage tank, the threaded rod is located the storage tank and rotates and install in the grafting body of rod, threaded sleeve threaded connection is in the threaded rod, the connecting rod is provided with a plurality ofly with each inserted bar one-to-one, each the one end of connecting rod is rotated and is installed in threaded sleeve, the other end and rotate respectively and install in each inserted bar.
Through adopting above-mentioned technical scheme, when rotating the threaded rod, threaded sleeve moves along the length direction of threaded rod under the limiting displacement in inserted bar and slide hole, each connecting rod drives each inserted bar and slides in slide hole, thereby make each inserted bar insert to each foundation ditch lateral wall, the staff can insert each inserted bar into each foundation ditch lateral wall through rotating the threaded rod application of force, thereby make staff's easy and simple to handle, simultaneously, threaded sleeve does benefit to the stability of guaranteeing each inserted bar when sliding in slide hole with being provided with of connecting rod.
Optionally, the sliding holes are distributed with multiple groups along the length direction of the insertion rod body, and the threaded sleeves, the connecting rods, the insertion rods and the sliding holes of each group are provided with multiple groups in a one-to-one correspondence manner.
Through adopting above-mentioned technical scheme, a plurality of inserted bars slide in the downthehole synchronization of sliding along with the rotation of threaded rod, play the further limiting displacement in butt joint pole body position when each inserted bar inserts to the foundation ditch lateral wall to be favorable to further guaranteeing the stability between the body of the inserted bar and foundation ditch lateral wall.
Optionally, the inserting rod body comprises a first rod body and a second rod body detachably mounted at one end of the first rod body, the threaded rod is rotatably mounted on the first rod body, and the sliding hole and the accommodating groove are formed in the second rod body.
Through adopting above-mentioned technical scheme, when rotating the threaded rod and making each inserted bar drive each inserted bar and slide to the storage tank along the hole of sliding, pull down the first body of rod from the second body of rod and can make threaded rod, threaded sleeve, connecting rod and inserted bar pull down in step, and then finish the back to excavation supporting, be favorable to realizing the recycle to the resource to play better energy-concerving and environment-protective effect.
Optionally, the first body of rod fixedly connected with holding ring, the second body of rod is seted up and is pegged graft complex holding ring groove with the holding ring, the first body of rod is through wearing to locate holding ring groove's bolt and holding ring fixed connection.
By adopting the technical scheme, the first rod body and the second rod body are simple in connection structure and strong in stability in a bolt fixing mode; the cooperation of holding ring and positioning ring groove plays the positioning action when installing first body of rod and the second body of rod to be convenient for install the first body of rod and the second body of rod to the position when relatively fixed.
Optionally, the inserting rod body is fixedly connected with a clamping ring, and the cross beam is provided with an inclined surface which is abutted against the clamping ring.
Through adopting above-mentioned technical scheme, the positioning action when the screens ring is installed the grafting body of rod with the cooperation on inclined plane, and then be convenient for install the grafting body of rod to the position when inserting the foundation ditch lateral wall, simultaneously, the setting up of screens ring and inclined plane looks butt makes the pressure that the screens ring was applyed can be even act on the crossbeam, and then make the holding power of crossbeam to the screens ring even, is favorable to guaranteeing the stable supporting effect of crossbeam to the screens ring.
Optionally, the clamping ring is fixedly connected with a positioning block, the cross beam is provided with a positioning groove which corresponds to the positioning block in position and is matched with the positioning block in an inserting manner, and the clamping ring is fixedly connected with the cross beam through a bolt.
Through adopting above-mentioned technical scheme, screens ring and crossbeam pass through the bolt and the crossbeam is fixed be provided with do benefit to the stability that further guarantees the position after the grafting body of rod inserts the foundation ditch lateral wall, positioning action when locating piece and constant head tank cooperate and play the installation of counterpoint ring, and then be convenient for remove the screens ring to the position when fixed mutually with the crossbeam.
Optionally, the support pile, the inserting rod body and the cross beam are distributed in a plurality along the horizontal direction, two adjacent inserting rod bodies are respectively hinged with a first connecting piece and a second connecting piece, and the first connecting piece and the second connecting piece are fixed through bolts.
Through adopting above-mentioned technical scheme, first connecting piece and second connecting piece carry out fixed setting through the bolt and have further strengthened the joint strength between the adjacent two grafting body of rod to the atress of the single grafting body of rod has been dispersed, is favorable to further guaranteeing the stability of each grafting body of rod position.
Optionally, the second connecting piece fixedly connected with installation department, the mounting groove that corresponds the setting with the installation department position is seted up to first connecting piece, installation department and mounting groove joint cooperation.
Through adopting above-mentioned technical scheme, the joint cooperation of installation department and mounting groove plays the positioning action when installing first connecting piece and second connecting piece to be convenient for the staff realizes fixing the firm of first connecting piece and second connecting piece through the bolt.
In a second aspect, the application provides a foundation pit supporting system construction method, which adopts the following technical scheme:
a construction method of a foundation pit supporting system comprises the following steps: s1, mounting support piles which are uniformly distributed along the horizontal direction and are vertically arranged along the edge of the foundation pit; s2, fixedly mounting a horizontally arranged beam on the surface of the support pile; s3, sequentially penetrating the inserting rod body through the cross beam and the support pile and inserting the inserting rod body into the side wall of the foundation pit; s4, the positioning ring of the insertion rod body and each cross beam are stably fixed by screwing the bolt; s5, rotating the threaded rod to enable each inserted bar in the inserted bar body to be inserted into the side wall of the foundation pit; s6, sequentially rotating the first connecting piece and the second connecting piece of the two adjacent inserting rod bodies, and fixing the first connecting piece and the second connecting piece through bolts.
By adopting the technical scheme, when the insertion rods are respectively inserted into the side wall of the foundation pit, the insertion rods play a role in further limiting the insertion rod body, so that the tensile and anti-pulling performance of the insertion rod body is enhanced, the connection stability between the insertion rod body and the side wall of the foundation pit is improved, and the stable support of the support piles and the foundation pit is further realized; the first connecting piece and the second connecting piece are fixed through the bolts, so that the connecting strength between two adjacent inserting rod bodies is further enhanced, the stress of a single inserting rod body is dispersed, and the stability of the position of each inserting rod body is further guaranteed.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the inserted bar plays the further limiting displacement to the grafting body of rod, and then is favorable to strengthening the tensile resistance to plucking performance of the grafting body of rod to promote the connection stability between the grafting body of rod and foundation ditch lateral wall, further realize the stable stay to fender pile and foundation ditch.
2. The staff can insert each inserted bar into each foundation ditch lateral wall through rotating the threaded rod application of force to make staff's easy and simple to handle, simultaneously, threaded sleeve does benefit to the stability of guaranteeing each inserted bar when sliding in the sliding hole with being provided with of connecting rod.
3. The setting of screens ring and inclined plane looks butt makes the pressure that screens ring applied can be even act on the crossbeam, and then makes the supporting force of crossbeam to screens ring even, is favorable to guaranteeing the stable support effect of crossbeam to screens ring.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a partial cross-sectional view of an insertion rod body according to an embodiment of the present application.
Fig. 4 is a partially enlarged schematic view of a portion B in fig. 3.
Fig. 5 is a partially enlarged schematic view of a portion C in fig. 3.
Fig. 6 is a schematic view illustrating a connection relationship between a cross beam and a plugging rod body according to an embodiment of the present application.
Fig. 7 is a partially enlarged schematic view of a portion D in fig. 6.
Description of reference numerals:
1. supporting piles; 2. a cross beam; 201. a beam body; 202. a fixed block; 2021. an inclined surface; 3. inserting a rod body; 301. a first rod body; 302. a second rod body; 4. inserting a rod; 5. a containing groove; 6. a sliding hole; 7. a positioning ring; 8. a positioning ring groove; 9. a threaded rod; 10. a threaded sleeve; 11. a connecting rod; 12. a rotating groove; 13. a hand wheel; 14. a position clamping ring; 15. positioning blocks; 16. positioning a groove; 17. a first connecting member; 18. a second connecting member; 19. an installation part; 20. and (4) mounting the groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses a foundation pit supporting system.
Referring to fig. 1, the foundation pit supporting system comprises supporting piles 1, cross beams 2 and a fixing mechanism, wherein the supporting piles 1 are vertically installed on the side wall of a foundation pit and are uniformly distributed along the horizontal direction, a plurality of groups of the cross beams 2 are arranged in one-to-one correspondence with the supporting piles 1, and two cross beams 2 are distributed along the vertical direction.
Referring to fig. 1 and 2, the cross beam 2 includes a cross beam body 201 horizontally and fixedly mounted on the support piles 1 and a fixing block 202 fixed to the cross beam body 201 by welding, the bodies 201 of two adjacent support piles 1 are located on the same horizontal line, and one end of one cross beam body 201 in the length direction abuts against one end of the other cross beam body 201 in the length direction. The fixing block 202 is located on one side of the beam body 201 far away from the support pile 1, and an inclined surface 2021 is arranged on one side of the fixing block 202 far away from the beam body 201.
Referring to fig. 3 and 4, the fixing mechanism includes an insertion rod 3, an insertion rod 4 and a moving assembly, the insertion rod 3 includes a first rod 301 and a second rod 302, the first rod 301 is substantially cylindrical, one end of the first rod 301 is disposed at a pointed end, and a receiving groove 5 extending along an axial direction of the first rod 301 is disposed at the other end of the first rod 301.
Referring to fig. 3 and 5, the outer peripheral face of the first body of rod 301 has seted up the multiunit and has followed the hole of sliding 6 that the first body of rod 301 axis direction extends, the group number of the hole of sliding 6 does not limit, the group number of the hole of sliding 6 selects three groups in this embodiment, every group hole of sliding 6 has four around the axis circumference evenly distributed of the first body of rod 301, each hole of sliding 6 all is linked together with storage tank 5, inserted bar 4 is provided with a plurality ofly with each hole of sliding 6 one-to-one, each inserted bar 4 is located respectively in each hole of sliding 6 and with the cooperation of sliding 6, insert to the foundation ditch lateral wall through the slip with inserted bar 4 along hole of sliding 6, thereby be favorable to further promoting the stability of the position of the first body of rod 301.
Referring to fig. 3 and 4, the positioning ring 7 is integrally arranged at the end of the first rod body 301 where the accommodating groove 5 is formed, the positioning ring groove 8 in inserting fit with the positioning ring 7 is formed in the second rod body 302, and the first rod body 301 is fixedly connected with the second rod body 302 through the bolt penetrating through the positioning ring groove 8 and the positioning ring 7 and in threaded connection with the second rod body 302, so that the connection structure between the first rod body 301 and the second rod body 302 is simple and strong in stability.
Referring to fig. 3 and 5, the movement assembly includes threaded rod 9, threaded sleeve 10 and connecting rod 11, threaded rod 9 wears to locate second body of rod 302 be located the storage tank 5 and with second body of rod 302 normal running fit, storage tank 5 keeps away from the cell wall of self notch and has seted up rotation slot 12, threaded rod 9 keeps away from second body of rod 302 one end be located rotation slot 12 and with rotation slot 12 normal running fit to stability when being favorable to guaranteeing threaded rod 9 to rotate. Threaded sleeve 10 cover is located outside threaded rod 9 and with threaded rod 9 screw-thread fit, threaded sleeve 10 sets up threely along the length direction of threaded rod 9, and three threaded sleeve 10 corresponds the setting with three group's slip holes 6 respectively.
With continued reference to fig. 3 and 5, three groups of connecting rods 11 are arranged in one-to-one correspondence with the threaded sleeves 10, four connecting rods 11 are distributed in each group around the axial direction of the threaded sleeves 10, one end of each connecting rod 11 is hinged to the threaded sleeve 10, and the other end of each connecting rod 11 is hinged to each inserted rod 4, so that when the threaded rod 9 rotates, the threaded sleeve 10 moves along the axial direction of the threaded rod 9, and each connecting rod 11 drives each inserted rod 4 to slide in the sliding hole 6. In order to facilitate the insertion of each insertion rod 4 into the side wall of the foundation pit, one end of each insertion rod 4 far away from the connecting rod 11 is arranged at the tip. In order to facilitate the force application of the worker on the threaded rod 9, one end of the threaded rod 9, which is far away from the first rod 301, penetrates out of the second rod 302, and one end of the threaded rod 9, which penetrates out of the second rod 302, is fixedly connected with a hand wheel 13.
Referring to fig. 6 and 7, the free end of the first rod 301 close to the second rod 302 is fixedly sleeved with the retaining ring 14 by welding, and when the first rod 301 is inserted into the sidewall of the foundation pit, the retaining ring 14 is attached to the inclined surface 2021 of the fixing block 202, thereby further enhancing the supporting stability of the fixing block 202 for the retaining ring 14, i.e., the plugging rod 3. One side of the position-locking ring 14 facing the fixing block 202 is fixedly connected with two positioning blocks 15, the fixing block 202 is provided with positioning grooves 16 corresponding to the positions of the two positioning blocks 15 and matched with the positioning blocks 15 in an inserting manner, and the inserting and matching of the positioning blocks 15 and the positioning grooves 16 is favorable for ensuring the stability of the relative positions of the position-locking ring 14 and the fixing block 202. The position-locking ring 14 is fixedly connected with the fixing block 202 through a bolt which penetrates through the position-locking ring 14 and is in threaded connection with the fixing block 202, so that the connection stability between the fixing block 202 and the plugging rod body 3 is further ensured.
Referring back to fig. 1 and 2, the screens ring 14 of the two adjacent grafting body of rod 3 of horizontal direction articulates respectively and installs first connecting piece 17 and second connecting piece 18, first connecting piece 17 and second connecting piece 18 all are rectangular form and are located same water flat line, mounting groove 20 has been seted up towards the one end of second connecting piece 18 to first connecting piece 17, second connecting piece 18 is provided with installation department 19 towards the one end an organic whole of first connecting piece 17, installation department 19 cooperates with the joint of mounting groove 20, first connecting piece 17 is through wearing to locate mounting groove 20 and the bolt of installation department 19 and second connecting piece 18 fixed connection, thereby be favorable to dispersing the atress of the single grafting body of rod 3, further guarantee the stability of each grafting body of rod 3 place.
The implementation principle of the foundation pit supporting system in the embodiment of the application is as follows: run through crossbeam 2 and fender pile 1 with the grafting body of rod 3 and insert when the foundation ditch lateral wall, rotate threaded rod 9 through hand wheel 13, threaded sleeve 10 is at inserted bar 4 and the length direction motion of sliding hole 6's limiting displacement down along threaded rod 9, thereby make connecting rod 11 drive each inserted bar 4 respectively at the sliding hole 6 internal slipping, when each inserted bar 4 inserts respectively to the foundation ditch lateral wall, inserted bar 4 plays the further limiting displacement to the grafting body of rod 3, and then be favorable to strengthening the tensile resistance to plucking performance of the grafting body of rod 3, promote the stability of being connected between the grafting body of rod 3 and the foundation ditch lateral wall, further realize the outrigger to fender pile 1 and foundation ditch. The first connecting piece 17 and the second connecting piece 18 of two adjacent plugging rod bodies 3 in the horizontal direction are fixed through bolts, so that the stability of the positions of the plugging rod bodies 3 is further ensured.
The embodiment of the application also discloses a construction method of the foundation pit supporting system. The construction method of the foundation pit supporting system comprises the following steps:
s1, mounting support piles 1 which are uniformly distributed along the horizontal direction and are vertically arranged along the edge of the foundation pit;
s2, fixedly mounting a horizontally arranged beam 2 on the surface of the support pile 1 far away from the foundation pit;
s3, sequentially penetrating the inserting rod body 3 through the cross beam 2 and the support pile 1 and inserting the inserting rod body into the side wall of the foundation pit;
s4, the positioning ring 7 of the inserting rod body 3 and the fixing blocks 202 of the cross beams 2 are stably fixed by screwing bolts;
s5, rotating the threaded rod 9 to enable the threaded sleeve 10 to drive each connecting rod 11 and each inserted rod 4 to move, and enabling each inserted rod 4 to be inserted into the side wall of the foundation pit;
s6, sequentially rotating the first connecting piece 17 and the second connecting piece 18 of two adjacent plugging rod bodies 3, and fixing the first connecting piece 17 and the second connecting piece 18 through bolts.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a foundation ditch support system, is including locating fender pile (1) of foundation ditch lateral wall, its characterized in that: still include crossbeam (2) and fixed establishment, crossbeam (2) fixed mounting is in fender pile (1), fixed establishment is including the grafting body of rod (3), inserted bar (4) and motion subassembly, the grafting body of rod (3) runs through crossbeam and fender pile (1), a plurality of holes (6) that slide have been seted up to the lateral wall of the grafting body of rod (3), inserted bar (4) are provided with a plurality ofly with holes (6) one-to-one that slide, each inserted bar (4) are located respectively in each hole (6) that slides and with each hole (6) that slides cooperation, the motion subassembly is used for driving each inserted bar (4) and slides in hole (6) that slides.
2. An excavation supporting system as claimed in claim 1, wherein: fixed subassembly includes threaded rod (9), threaded sleeve (10) and connecting rod (11), threaded rod (9) are provided with storage tank (5), each slide hole (6) all are linked together with storage tank (5), threaded rod (9) are located storage tank (5) and rotate and install in the grafting body of rod (3), threaded sleeve (10) threaded connection is in threaded rod (9), connecting rod (11) are provided with a plurality ofly with each inserted bar (4) one-to-one, each the one end of connecting rod (11) is rotated and is installed in threaded sleeve (10), the other end and is rotated respectively and install in each inserted bar (4).
3. An excavation supporting system as claimed in claim 2, wherein: the sliding holes (6) are distributed with a plurality of groups along the length direction of the inserting rod body (3), and the threaded sleeves (10), the connecting rods (11) and the inserting rods (4) are arranged in a plurality of groups corresponding to the sliding holes (6) in each group one to one.
4. An excavation supporting system as claimed in claim 2, wherein: the grafting body of rod (3) includes the first body of rod (301) and demountable installation in the second body of rod (302) of first body of rod (301) one end, threaded rod (9) rotate to be installed in the first body of rod (301), hole (6) and storage tank (5) that slide set up in the second body of rod (302).
5. An excavation supporting system as claimed in claim 4, wherein: first body of rod (301) fixedly connected with holding ring (7), complex locating ring groove (8) are pegged graft with holding ring (7) have been seted up to the second body of rod (302), the first body of rod (301) is through wearing to locate the bolt and holding ring (7) fixed connection of locating ring groove (8).
6. An excavation supporting system as claimed in claim 1, wherein: the inserting rod body (3) is fixedly connected with a clamping ring (14), and the cross beam (2) is provided with an inclined surface (2021) which is abutted to the clamping ring (14).
7. An excavation supporting system as claimed in claim 6, wherein: the clamping ring (14) is fixedly connected with a positioning block (15), the cross beam (2) is provided with a positioning groove (16) which corresponds to the positioning block (15) in position and is matched with the positioning block (15) in an inserting mode, and the clamping ring (14) is fixedly connected with the cross beam (2) through a bolt.
8. An excavation supporting system as claimed in claim 1, wherein: the supporting pile is characterized in that the supporting pile (1), the inserting rod body (3) and the cross beam (2) are distributed in a plurality of directions along the horizontal direction, the inserting rod body (3) is hinged to be provided with a first connecting piece (17) and a second connecting piece (18) in an adjacent mode, and the first connecting piece (17) and the second connecting piece (18) are fixed through bolts.
9. An excavation supporting system as claimed in claim 8, wherein: second connecting piece (18) fixedly connected with installation department (19), mounting groove (20) that correspond the setting with installation department (19) position are seted up in first connecting piece (17), installation department (19) and mounting groove (20) joint cooperation.
10. A foundation pit supporting system construction method is characterized in that: the method comprises the following steps:
s1, mounting support piles (1) which are uniformly distributed along the horizontal direction and are vertically arranged along the edge of the foundation pit;
s2, fixedly mounting a horizontally arranged beam (2) on the surface of the support pile (1);
s3, sequentially penetrating the inserting rod body (3) through the cross beam (2) and the support pile (1) and inserting the inserting rod body into the side wall of the foundation pit;
s4, the positioning ring of the inserting rod body (3) and each cross beam (2) are stably fixed by screwing the bolts;
s5, rotating the threaded rod (9) to enable each inserted bar (4) in the inserted bar body (3) to be inserted into the side wall of the foundation pit;
s6, sequentially rotating the first connecting piece (17) and the second connecting piece (18) of the two adjacent inserting rod bodies (3), and fixing the first connecting piece (17) and the second connecting piece (18) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110970862.7A CN113668560B (en) | 2021-08-23 | 2021-08-23 | Foundation pit supporting system and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110970862.7A CN113668560B (en) | 2021-08-23 | 2021-08-23 | Foundation pit supporting system and construction method thereof |
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| Publication Number | Publication Date |
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| CN113668560A true CN113668560A (en) | 2021-11-19 |
| CN113668560B CN113668560B (en) | 2023-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110970862.7A Active CN113668560B (en) | 2021-08-23 | 2021-08-23 | Foundation pit supporting system and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210975833U (en) * | 2019-10-30 | 2020-07-10 | 惠州市新业建筑工程有限公司 | Foundation pit supporting and reinforcing structure |
| CN112095620A (en) * | 2020-09-17 | 2020-12-18 | 深圳鹏城岩土科技有限公司 | Foundation pit supporting structure and construction method thereof |
| CN212835419U (en) * | 2020-07-23 | 2021-03-30 | 广东宏堂基础建设工程有限公司 | Inclined pile vertical anchor rod supporting structure for foundation pit supporting |
| CN213062029U (en) * | 2020-07-23 | 2021-04-27 | 广东宏堂基础建设工程有限公司 | Energy-conserving pile roof beam erects anchor supporting construction based on excavation supporting |
| CN213836670U (en) * | 2020-11-06 | 2021-07-30 | 东莞市建安桩基础工程有限公司 | Foundation pit supporting structure |
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2021
- 2021-08-23 CN CN202110970862.7A patent/CN113668560B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210975833U (en) * | 2019-10-30 | 2020-07-10 | 惠州市新业建筑工程有限公司 | Foundation pit supporting and reinforcing structure |
| CN212835419U (en) * | 2020-07-23 | 2021-03-30 | 广东宏堂基础建设工程有限公司 | Inclined pile vertical anchor rod supporting structure for foundation pit supporting |
| CN213062029U (en) * | 2020-07-23 | 2021-04-27 | 广东宏堂基础建设工程有限公司 | Energy-conserving pile roof beam erects anchor supporting construction based on excavation supporting |
| CN112095620A (en) * | 2020-09-17 | 2020-12-18 | 深圳鹏城岩土科技有限公司 | Foundation pit supporting structure and construction method thereof |
| CN213836670U (en) * | 2020-11-06 | 2021-07-30 | 东莞市建安桩基础工程有限公司 | Foundation pit supporting structure |
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| CN113668560B (en) | 2023-02-10 |
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