CN213233477U - Foundation pit supporting structure and foundation pit slope supporting system - Google Patents
Foundation pit supporting structure and foundation pit slope supporting system Download PDFInfo
- Publication number
- CN213233477U CN213233477U CN202021254563.0U CN202021254563U CN213233477U CN 213233477 U CN213233477 U CN 213233477U CN 202021254563 U CN202021254563 U CN 202021254563U CN 213233477 U CN213233477 U CN 213233477U
- Authority
- CN
- China
- Prior art keywords
- plate
- supporting
- bottom plate
- foundation pit
- connecting block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010276 construction Methods 0.000 claims abstract description 24
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009412 basement excavation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009440 infrastructure construction 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
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Images
Landscapes
- Sewage (AREA)
Abstract
The utility model discloses a supporting construction of foundation ditch and foundation ditch side slope support system, including bottom plate, roof, slide rail and infrared emitter, the lower fixed surface of bottom plate has the inserted block, the inside through connection of movable block has the adjusting bolt, the left side inner wall surface of bottom plate and backup pad has all begun the spout, the embedded connecting block of installing in left side top of bottom plate, infrared receiver is installed to backup pad left side surface top, the slide rail has been seted up to the lower surface of roof. This excavation supporting construction and foundation ditch side slope support system, the bottom plate sets up to "L" shape structure, is convenient for support the bottom and the lateral wall of foundation ditch simultaneously, and roof, backup pad and the connecting block that the cooperation set up have formed a stable supporting construction jointly, have ensured excavation supporting's steadiness, and the both ends of connecting block can slide in the inside of bottom and backup pad, are convenient for adjust holistic support height, have improved the flexibility in the device use.
Description
Technical Field
The utility model relates to a relevant technical field of excavation supporting specifically is an excavation supporting construction and foundation ditch side slope supporting system.
Background
In order to ensure the safety of the underground structure construction and the surrounding environment of the foundation pit, reinforcement and protection measures need to be taken on the side wall of the foundation pit and the surrounding environment in the construction process, the foundation pit supporting engineering mainly comprises many closely-connected links such as soil retaining, supporting, waterproofing, soil digging and the like, and along with the continuous development of infrastructure construction, people also put forward higher requirements on the foundation pit supporting structure, but the existing foundation pit supporting structure has certain defects.
The existing foundation pit supporting generally adopts a mode of drilling cast-in-place piles, the supporting structure is not convenient to disassemble, more inconvenience can be caused to the expansion of a foundation pit and the reconstruction, more time can be consumed in the process of dismantling the original supporting structure and constructing a new supporting structure, the construction period is prolonged, the construction cost can be increased, in the foundation pit supporting structure, the monitoring of the change of a foundation pit side slope is a very important link, meanwhile, necessary measures for avoiding accidents are taken, but the existing monitoring device needs a plurality of constructors to assist in erection together, and the operation is complex. .
Disclosure of Invention
An object of the utility model is to provide a supporting construction of foundation ditch and foundation ditch side slope support system to propose current supporting construction and be not convenient for dismantle in solving above-mentioned background art, to the extension of foundation ditch with can all cause more inconvenience in being under construction again, monitoring devices among the supporting construction of foundation ditch needs a plurality of constructors to assist jointly to erect, operates comparatively loaded down with trivial details problem.
In order to achieve the above object, the utility model provides a following technical scheme: a foundation pit supporting structure and a foundation pit slope supporting system comprise a bottom plate, a top plate, a slide rail and infrared emitters, wherein an insert block is fixed on the lower surface of the bottom plate, a movable block is arranged inside the bottom plate, an adjusting bolt is embedded on the right side of the bottom plate, the adjusting bolt is connected inside the movable block in a penetrating manner, a threaded telescopic rod is connected above the movable block, sliding grooves are formed in the inner wall surfaces of the left sides of the bottom plate and a supporting plate respectively, a first protection plate is connected inside the sliding grooves, a connecting block is embedded above the left side of the bottom plate, a second protection plate is connected on the outer surface of the connecting block, an infrared receiver is embedded above the surface of the left side of the supporting plate, the top plate is connected above the supporting plate, and the infrared emitters are arranged below the right side of, the lower surface of the top plate is provided with a slide rail, and the inner wall surface of the slide rail is connected with the outer surface of the upper end of the supporting plate.
Preferably, the bottom plate is arranged to be an L-shaped structure, the bottom plate and the first protection plate form a sliding structure through the sliding groove, and the bottom plate and the movable block form a sliding structure.
Preferably, the threaded telescopic rod, the supporting plate and the movable block form a rotating structure, the movable block is in threaded connection with the adjusting bolt, and the tail end of the adjusting bolt is in rotating connection with the surface of the inner wall of the bottom plate.
Preferably, the second protection plate is arranged to be of a U-shaped structure, and the second protection plate and the connecting block form a clamping connection disassembly and assembly structure.
Preferably, the supporting plate and the top plate form a sliding structure through a sliding rail, the supporting plate and the bottom plate are symmetrically arranged about the central point of the connecting block, and the connecting block, the supporting plate and the bottom plate form a sliding structure.
Preferably, the central line of the top plate and the central line of the supporting plate are vertically distributed, the top plate is fixedly connected with the infrared emitter, and the central point of the infrared emitter and the central point of the infrared receiver are located on the same horizontal line.
Compared with the prior art, the beneficial effects of the utility model are that: the foundation pit supporting structure and the foundation pit side slope supporting system,
1. the bottom plate is of an L-shaped structure, so that the bottom and the side wall of the foundation pit can be conveniently and simultaneously supported, the top plate, the supporting plate and the connecting block which are matched to form a stable supporting structure, the stability of foundation pit supporting is guaranteed, two ends of the connecting block can slide in the bottom and the supporting plate, the integral supporting height can be conveniently adjusted, and the flexibility of the device in the using process is improved;
2. the first protection plate, the second protection plate and the top plate are fixed inside the foundation pit by bolts, so that the first protection plate, the second protection plate and the top plate are not required to be disassembled within a relatively long time in the process of expanding the foundation pit, the effect of convenient construction is achieved, the whole threaded telescopic rod can be used for adjusting the angle on one side of the bottom plate, and the supporting structure with the changed depth can be further reinforced conveniently;
3. be provided with infrared emitter and infrared receiver, can carry out real-time monitoring to the gradient of foundation ditch side slope at the in-process that supporting construction used, be favorable to in time discovering foundation ditch supporting construction's unstable factor, ensured foundation ditch supporting construction's safe handling, avoid the emergence of construction hidden danger.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of the top view of the bottom plate and the first protection plate of the present invention;
FIG. 3 is a schematic view of the top view structure of the connection block and the second protection plate of the present invention;
fig. 4 is a schematic view of the front view structure of the supporting plate and the bottom plate of the present invention.
In the figure: 1. a base plate; 2. inserting a block; 3. a movable block; 4. adjusting the bolt; 5. a threaded telescopic rod; 6. a chute; 7. a first guard plate; 8. connecting blocks; 9. a second guard plate; 10. a support plate; 11. an infrared receiver; 12. a top plate; 13. a slide rail; 14. an infrared emitter.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a foundation pit supporting structure and a foundation pit side slope supporting system comprise a bottom plate 1, an inserting block 2, a movable block 3, an adjusting bolt 4, a threaded telescopic rod 5, a sliding groove 6, a first protection plate 7, a connecting block 8, a second protection plate 9, a supporting plate 10, an infrared receiver 11, a top plate 12, a sliding rail 13 and an infrared transmitter 14, wherein the inserting block 2 is fixed on the lower surface of the bottom plate 1, the movable block 3 is installed inside the bottom plate 1, the adjusting bolt 4 is installed on the right side of the bottom plate 1 in an embedded mode, the adjusting bolt 4 is connected inside the movable block 3 in a penetrating mode, the threaded telescopic rod 5 is connected above the movable block 3, the sliding groove 6 starts to be arranged on the inner wall surfaces of the left sides of the bottom plate 1 and the supporting plate 10, the first protection plate 7 is connected inside the sliding groove 6, the connecting block 8 is installed on the upper, the upper part of the connecting block 8 is embedded in the supporting plate 10, the infrared receiver 11 is arranged on the upper side of the left side surface of the supporting plate 10, the upper part of the supporting plate 10 is connected with the top plate 12, the infrared emitter 14 is arranged on the lower part of the right side of the top plate 12, the lower surface of the top plate 12 is provided with a sliding rail 13, and the inner wall surface of the sliding rail 13 is connected with the outer surface of the upper end of the supporting plate 10;
the bottom plate 1 is arranged to be an L-shaped structure, the bottom plate 1 and the first protection plate 7 form a sliding structure through the sliding groove 6, the bottom plate 1 and the movable block 3 form a sliding structure, the L-shaped structure is convenient for supporting the bottom and the side wall of the foundation pit at the same time, the protection gap between the first protection plates 7 can be adjusted by sliding the first protection plates 7 in the sliding groove 6, the inclination angle of the threaded telescopic rod 5 can be adjusted by sliding the movable block 3 in the bottom plate 1, and the threaded telescopic rod 5 can reach the optimal supporting angle;
the threaded telescopic rod 5, the supporting plate 10 and the movable block 3 both form a rotating structure, the movable block 3 is in threaded connection with the adjusting bolt 4, the tail end of the adjusting bolt 4 is in rotating connection with the inner wall surface of the bottom plate 1, and the movable block 3 is in threaded connection with the adjusting bolt 4, so that when the adjusting bolt 4 is rotated, the thread direction of the surface of the adjusting bolt 4 can be used for driving the movable block 3 to perform position adjustment in the horizontal direction, subsequent supporting angle adjustment work of the threaded telescopic rod 5 is facilitated, and the tail end of the adjusting bolt 4 is in rotating connection with the inner wall surface of the bottom plate 1, so that the surface of the bottom plate 1 cannot generate torsional force easily when the adjusting bolt 4 is rotated, and the normal rotation of the adjusting bolt 4 is ensured;
the second protection plate 9 is arranged to be a U-shaped structure, the second protection plate 9 and the connecting block 8 form a dismounting and mounting structure in clamping connection, the U-shaped structure is convenient to clamp on the outer side of the connecting block 8, and the second protection plate 9 is mounted on the outer surface of the connecting block 8 and can form a tight protection support together with the first protection plate 7;
the supporting plate 10 and the top plate 12 form a sliding structure through the sliding rail 13, the supporting plate 10 and the bottom plate 1 are symmetrically arranged about the central point of the connecting block 8, the supporting plate 10 and the bottom plate 1 form a sliding structure, the top plate 12 can be conveniently fixed at different positions on the ground plane by sliding the end of the supporting plate 10 in the sliding rail 13, the protection height of the whole device can be changed by sliding the supporting plate 10 and the bottom plate 1 on two sides of the connecting block 8, the supporting requirements of foundation pits with different depths can be met by the device, and the overall practicability is improved;
the central line of the top plate 12 and the central line of the support plate 10 are vertically distributed, the top plate 12 is fixedly connected with the infrared emitter 14, the central point of the infrared emitter 14 and the central point of the infrared receiver 11 are positioned on the same horizontal line, and the arranged infrared emitter 14 and the infrared receiver 11 can perform real-time slope monitoring in a supporting structure, so that unstable factors in the supporting structure can be found in time conveniently, and the supporting structure has a positive promotion effect on safe use;
the working principle is as follows: when the foundation pit supporting structure and the foundation pit slope supporting system are used, as shown in figures 1-4, firstly, a corresponding number of first protection plates 7 are selected according to actual needs, the first protection plates 7 are inserted from the upper part of the sliding grooves 6, the installation of the first protection plates 7 on the left side surfaces of the base plate 1 and the support plate 10 is completed, then the left side surfaces of the first protection plates 7 are attached to the side wall surface of the foundation pit, the insert blocks 2 are inserted into the soil layer at the bottom of the foundation pit, at the moment, the upper part of the threaded telescopic rod 5 is rotated, the integral length of the threaded telescopic rod 5 is increased, when the lower surface of the top plate 12 is level with the ground plane, the upper part of the threaded telescopic rod 5 is stopped to rotate, the adjusting bolts 4 are rotated, the thread trend on the surface of the adjusting bolts 4 is utilized to drive the movable blocks 3 to move horizontally and leftwards and, enabling the threaded telescopic rod 5 to reach an optimal supporting angle, then attaching the first protection plate 7 on the left side surface of the supporting plate 10 to the side wall surface of the foundation pit, fixing the first protection plate 7 to the side wall surface of the foundation pit by using bolts after assembly is completed, then pushing the top plate 12 to move leftwards, enabling the upper end of the supporting plate 10 to slide in the sliding rail 13, fixing the top plate 12 above the ground level by using bolts after the supporting plate is in a proper position, then inserting the second protection plate 9 from the right side of the connecting block 8, fixing the second protection plate 9 on the side wall surface of the foundation pit by using bolts, and after the integral installation is completed, carrying out supporting work of the foundation pit;
in the process of supporting the foundation pit, horizontal infrared rays emitted by the infrared emitter 14 on one side of the top plate 12 are continuously received by the infrared receiver 11, when the side slope of the foundation pit inclines, the infrared emitter 14 and the infrared receiver 11 are not on the same horizontal line, and the spacing distance between the infrared emitter 14 and the infrared receiver 11 is also changed, so that the change of the inclination of the side slope of the foundation pit can be judged, by monitoring the supporting structure of the foundation pit in real time, unstable factors in the supporting structure can be found out in time, the safe use of the supporting structure of the foundation pit is ensured, the occurrence of construction hidden dangers is avoided, when the foundation pit needs to be expanded, the dismounting of the device in the interior of the foundation pit can be completed by dismounting the bolts on the surfaces of the first protective plate 7, the second protective plate 9 and the top plate 12, the operation is very simple and convenient, the overall practicability is increased.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a foundation ditch supporting construction and foundation ditch side slope support system, includes bottom plate (1), roof (12), slide rail (13) and infrared emitter (14), its characterized in that: the lower surface of the bottom plate (1) is fixed with an inserting block (2), the inside of the bottom plate (1) is provided with a movable block (3), an adjusting bolt (4) is embedded on the right side of the bottom plate (1), the inside of the movable block (3) is connected with the adjusting bolt (4) in a penetrating way, a threaded telescopic rod (5) is connected above the movable block (3), sliding grooves (6) are formed in the inner wall surfaces of the left sides of the bottom plate (1) and the supporting plate (10), a first protection plate (7) is connected inside the sliding grooves (6), a connecting block (8) is embedded on the upper side of the left side of the bottom plate (1), a second protection plate (9) is connected to the outer surface of the connecting block (8), an infrared receiver (11) is embedded on the upper side of the supporting plate (10), and an infrared receiver (11) is installed above the, and the top of the supporting plate (10) is connected with a top plate (12), an infrared emitter (14) is installed below the right side of the top plate (12), a sliding rail (13) is arranged on the lower surface of the top plate (12), and the inner wall surface of the sliding rail (13) is connected with the outer surface of the upper end of the supporting plate (10).
2. A foundation pit supporting construction and foundation pit slope supporting system according to claim 1, wherein: the bottom plate (1) is arranged to be of an L-shaped structure, the bottom plate (1) and the first protection plate (7) form a sliding structure through the sliding groove (6), and the bottom plate (1) and the movable block (3) form a sliding structure.
3. A foundation pit supporting construction and foundation pit slope supporting system according to claim 1, wherein: the threaded telescopic rod (5), the supporting plate (10) and the movable block (3) form a rotating structure, the movable block (3) is in threaded connection with the adjusting bolt (4), and the tail end of the adjusting bolt (4) is in rotating connection with the inner wall surface of the bottom plate (1).
4. A foundation pit supporting construction and foundation pit slope supporting system according to claim 1, wherein: the second protection plate (9) is arranged to be of a U-shaped structure, and the second protection plate (9) and the connecting block (8) form a dismounting and mounting structure in clamping connection.
5. A foundation pit supporting construction and foundation pit slope supporting system according to claim 1, wherein: the supporting plate (10) forms a sliding structure through the sliding rail (13) and the top plate (12), the supporting plate (10) and the bottom plate (1) are symmetrically arranged about the central point of the connecting block (8), and the connecting block (8), the supporting plate (10) and the bottom plate (1) form a sliding structure.
6. A foundation pit supporting construction and foundation pit slope supporting system according to claim 1, wherein: the central line of the top plate (12) and the central line of the support plate (10) are vertically distributed, the top plate (12) is fixedly connected with the infrared emitter (14), and the central point of the infrared emitter (14) and the central point of the infrared receiver (11) are positioned on the same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021254563.0U CN213233477U (en) | 2020-07-01 | 2020-07-01 | Foundation pit supporting structure and foundation pit slope supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021254563.0U CN213233477U (en) | 2020-07-01 | 2020-07-01 | Foundation pit supporting structure and foundation pit slope supporting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213233477U true CN213233477U (en) | 2021-05-18 |
Family
ID=75886385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021254563.0U Expired - Fee Related CN213233477U (en) | 2020-07-01 | 2020-07-01 | Foundation pit supporting structure and foundation pit slope supporting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213233477U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113774923A (en) * | 2021-09-29 | 2021-12-10 | 中建四局第三建设有限公司 | Foundation ditch supporting construction for civil engineering |
| CN113931199A (en) * | 2021-11-26 | 2022-01-14 | 中国建筑一局(集团)有限公司 | Deep foundation pit safety protection device for building construction and installation method thereof |
| CN114197484A (en) * | 2021-12-22 | 2022-03-18 | 上海建工四建集团有限公司 | Excavation-following and protection-following deep foundation pit support structure and support method thereof |
| CN114263202A (en) * | 2021-12-24 | 2022-04-01 | 湖南省第三工程有限公司 | Drainage device based on foundation pit drainage system |
| CN114351718A (en) * | 2022-01-11 | 2022-04-15 | 吉林大学 | Subway station construction foundation pit supporting and stabilizing device |
| CN114991160A (en) * | 2022-06-09 | 2022-09-02 | 广东省第一建筑工程有限公司 | Foundation pit structure |
| CN115075262A (en) * | 2022-07-21 | 2022-09-20 | 中国水利水电第三工程局有限公司 | Deep foundation pit supporting structure for cast-in-situ bored pile |
| CN115198769A (en) * | 2022-08-25 | 2022-10-18 | 湖北理工学院 | Regulation formula underground structure supporting device with automatic monitoring |
| CN117552435A (en) * | 2023-11-06 | 2024-02-13 | 中铁四局集团有限公司 | Pit lateral wall strengthens support and monitoring system in coastal pit |
-
2020
- 2020-07-01 CN CN202021254563.0U patent/CN213233477U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113774923A (en) * | 2021-09-29 | 2021-12-10 | 中建四局第三建设有限公司 | Foundation ditch supporting construction for civil engineering |
| CN113931199A (en) * | 2021-11-26 | 2022-01-14 | 中国建筑一局(集团)有限公司 | Deep foundation pit safety protection device for building construction and installation method thereof |
| CN113931199B (en) * | 2021-11-26 | 2022-06-07 | 中国建筑一局(集团)有限公司 | Deep foundation pit safety protection device for building construction and installation method thereof |
| CN114197484A (en) * | 2021-12-22 | 2022-03-18 | 上海建工四建集团有限公司 | Excavation-following and protection-following deep foundation pit support structure and support method thereof |
| CN114263202A (en) * | 2021-12-24 | 2022-04-01 | 湖南省第三工程有限公司 | Drainage device based on foundation pit drainage system |
| CN114351718A (en) * | 2022-01-11 | 2022-04-15 | 吉林大学 | Subway station construction foundation pit supporting and stabilizing device |
| CN114991160A (en) * | 2022-06-09 | 2022-09-02 | 广东省第一建筑工程有限公司 | Foundation pit structure |
| CN115075262A (en) * | 2022-07-21 | 2022-09-20 | 中国水利水电第三工程局有限公司 | Deep foundation pit supporting structure for cast-in-situ bored pile |
| CN115075262B (en) * | 2022-07-21 | 2023-10-24 | 中国水利水电第三工程局有限公司 | Deep foundation pit supporting structure of bored pile |
| CN115198769A (en) * | 2022-08-25 | 2022-10-18 | 湖北理工学院 | Regulation formula underground structure supporting device with automatic monitoring |
| CN117552435A (en) * | 2023-11-06 | 2024-02-13 | 中铁四局集团有限公司 | Pit lateral wall strengthens support and monitoring system in coastal pit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213233477U (en) | Foundation pit supporting structure and foundation pit slope supporting system | |
| CN109026025B (en) | Pipe jacking supporting and jacking system for construction tunnel connection channel | |
| CN216692413U (en) | Jacking method construction method jacking pipe convenient to assemble | |
| CN203357324U (en) | Embedding device for ultra-long inclinometer tubes | |
| CN114575367A (en) | Concrete open caisson construction method | |
| CN211648195U (en) | Supporting device for railway tunnel construction | |
| CN116180766B (en) | Foundation pit supporting structure | |
| CN207109857U (en) | A kind of piping lane Operation Van | |
| CN116591691A (en) | Construction method of rectangular pipe pushing jack for improving construction precision | |
| CN113175331B (en) | Rapid construction equipment and method for weak surrounding rock fiber net pre-supporting structure | |
| CN211113654U (en) | Steel construction foundation ditch strutting arrangement for construction | |
| CN107503374A (en) | A kind of piping lane Operation Van | |
| CN210151734U (en) | Anti-toppling ground anchor for snow-proof net | |
| CN207062998U (en) | A kind of piping lane Operation Van | |
| CN109026052B (en) | Push pipe originating frame angle adjusting device for construction tunnel connection channel | |
| CN109339814B (en) | Full-face chain type tunneling assembly tunneling machine | |
| CN221052609U (en) | Deep foundation pit construction supporting construction | |
| CN220057980U (en) | Building foundation pit supporting device | |
| CN214720111U (en) | Foundation pit slope support bending structure | |
| CN217204082U (en) | Civil engineering pile foundation construction structures | |
| CN214738117U (en) | Super high-rise building foundation pit supporting structure | |
| CN217629957U (en) | Anti-collapse supporting device for building construction foundation pit | |
| CN216586585U (en) | Transverse supporting mechanism for foundation pit | |
| CN219732027U (en) | Foundation pit reinforcing structure | |
| CN108086380A (en) | A kind of constructing device for cable laying ditch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210518 |