CN213204145U - Foundation pit excavation steel sheet pile supporting structure - Google Patents
Foundation pit excavation steel sheet pile supporting structure Download PDFInfo
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- CN213204145U CN213204145U CN202021791706.1U CN202021791706U CN213204145U CN 213204145 U CN213204145 U CN 213204145U CN 202021791706 U CN202021791706 U CN 202021791706U CN 213204145 U CN213204145 U CN 213204145U
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Abstract
The utility model relates to a foundation ditch excavation steel sheet pile supporting construction relates to the technical field of cofferdam construction, and it includes a plurality of steel sheet piles, and is a plurality of the steel sheet pile connects gradually and forms rectangular cofferdam, still includes backup pad, prefabricated purlin and locking Assembly, the inside wall interval of cofferdam is equipped with a plurality of fixed plates, the fixed plate is vertical to be laid, the scale has been seted up to one side of fixed plate, the backup pad slide assembly in the fixed plate is kept away from one side and the slip direction of steel sheet pile are vertical, the fixed plate with pass through between the backup pad locking Assembly locks fixedly, prefabricated purlin is provided with a plurality ofly, will be a plurality of the backup pad slides to different heights and passes through locking Assembly locks fixedly, and is a plurality of prefabricated purlin all levels rest in and lay along vertical direction interval in the backup pad. This application has and is convenient for fix a position the backup pad of co-altitude not, improves work efficiency's effect.
Description
Technical Field
The application relates to the technical field of cofferdam construction, in particular to a foundation pit excavation steel sheet pile supporting structure.
Background
The cofferdam is a temporary enclosure structure constructed for constructing permanent water conservancy facilities in the water conservancy project construction. The cofferdam is used for preventing water and soil from entering the building position of a building so as to drain water in the cofferdam, excavate a foundation pit, build the building and demolish the cofferdam after a main water conservancy building is built. The steel sheet pile is widely used in water conservancy and hydropower engineering, plays an important role in supporting, and fully exerts the advantages of high construction speed and recycling of the steel sheet pile.
The cofferdam is formed by splicing a plurality of steel sheet piles in sequence, when enclosing purlins are placed at different heights in the cofferdam, marks with different layer heights are usually made along the length direction of the steel sheet piles, then a supporting plate is fixed at the made marks, and the enclosing purlins are placed on the supporting plates with different heights.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the steel sheet pile is marked, a graduated scale matched with the steel sheet pile in length needs to be found for measuring and marking, the operation is troublesome, and the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
In order to facilitate the backup pad to co-altitude not fix a position, improve work efficiency, this application provides a foundation ditch excavation steel sheet pile supporting construction.
The application provides a foundation ditch excavation steel sheet pile supporting construction adopts following technical scheme:
the supporting plate, the prefabricated enclosing purlins and the locking assembly are arranged on the inner side wall of the cofferdam at intervals, the fixing plates are vertically arranged, scales are arranged on one sides of the fixing plates, the supporting plate is assembled on one sides, away from the steel sheet piles, of the fixing plates in a sliding mode, the sliding direction is vertical, the fixing plates and the supporting plate are locked and fixed through the locking assembly, the prefabricated enclosing purlins are arranged in a plurality, the supporting plates slide to different heights and are locked and fixed through the locking assembly, and the prefabricated enclosing purlins are horizontally placed on the supporting plates and are arranged at intervals in the vertical direction.
By adopting the technical scheme, during construction, a fixed plate is arranged on a required steel sheet pile in advance, a plurality of steel sheet piles are connected in sequence to form a cofferdam, then the supporting plates are slid to the required scale positions according to the scale marks on the fixed plate, the supporting plates are locked and fixed by the locking assembly, the prefabricated enclosing purlin is placed on the supporting plates, when the plurality of supporting plates arranged at intervals are divided into the supporting plates with different heights for placing the prefabricated enclosing purlin, the stress of the steel sheet piles on the supporting plates can be dispersed, the installation structure of the cofferdam is more stable, the supporting plates are convenient for construction personnel to position according to the scale marks, the working efficiency is improved, the prefabricated enclosing purlin supports the cofferdam from the inner side, the side edge of the cofferdam is kept vertical, the structural strength of the cofferdam is prevented from being reduced due to the dislocation between the steel sheet piles, the supporting plates have good bearing effect on the prefabricated enclosing purlin, the placing of the prefabricated enclosing purlin is, the operation is convenient, and the construction efficiency is improved.
Preferably, a T-shaped sliding groove is formed in one side, far away from the steel sheet pile, of the fixing plate, a T-shaped sliding block is arranged on one side, close to the fixing plate, of the supporting plate, and the T-shaped sliding block and the T-shaped sliding groove are assembled in a sliding mode.
Through adopting above-mentioned technical scheme, T shape slider and T shape spout sliding assembly can prevent that the backup pad from breaking away from the fixed plate, make the fixed of backup pad more firm, and the backup pad of also being convenient for slides along vertical direction smoothly, convenient operation.
Preferably, the locking assembly comprises a baffle plate, an inserted link and a limiting piece;
the T-shaped sliding block fixing device is characterized in that a plurality of limiting through holes are symmetrically formed in two opposite sides of the fixing plate and are arranged at intervals in the vertical direction, a through hole is formed in the horizontal portion of the T-shaped sliding block, the inserted rod penetrates through the limiting through holes and the through hole, the baffle is arranged at one end of the inserted rod, the limiting part is arranged at the other end of the inserted rod, and the baffle, the inserted rod and the limiting part are matched with each other to fix the T-shaped sliding block at a certain height on the fixing plate.
Through adopting above-mentioned technical scheme, when sliding the backup pad to required height, make spacing through-hole and perforation corresponding, run through spacing through-hole and perforation with the inserted bar, baffle and locating part form in the inserted bar both sides and block the effect, prevent that the inserted bar breaks away from spacing through-hole and perforation to it is fixed between messenger's backup pad and the fixed.
Preferably, the stopper includes: a spring and a limiting block;
the inserted bar is kept away from the relative both sides of baffle one end have been seted up the fixed slot, the spring is equipped with two, two the spring is located two respectively in the fixed slot, the one end of spring with the interior diapire fixed connection of fixed slot, the stopper is equipped with two, two the stopper is located two respectively the other end of spring, the stopper is close to the one end of spring is located all the time in the fixed slot, the compression the spring can make the stopper sinks in the fixed slot.
Through adopting above-mentioned technical scheme, in operation, press earlier and move two stoppers, make the spring compressed, submerge the stopper in the fixed slot, the one end of keeping away from the baffle with the inserted bar runs through spacing through-hole and perforation, the spring resumes deformation, the stopper forms at the inserted bar both sides and separates the fender, the one end that makes the inserted bar keep away from the baffle is difficult to break away from spacing through-hole, when needs dismantle the backup pad, press and move two stoppers and submerge the fixed slot, it can to extract the inserted bar from spacing through-hole and perforation, convenient operation, can realize the installation and the dismantlement between backup pad and the fixed block fast, and the work efficiency is improved.
Preferably, the prefabricated enclosing purlin comprises: the prefabricated enclosing purlin comprises a first cross beam and a second cross beam, wherein the number of the first cross beam and the number of the second cross beam are two, and the first cross beam and the second cross beam are spliced with each other to form the prefabricated enclosing purlin.
Through adopting above-mentioned technical scheme, first crossbeam and second crossbeam splice each other and form prefabricated purlin that encloses, and the dismouting of purlin is enclosed in the prefabrication of being convenient for to convenient construction, and first crossbeam and second crossbeam also make things convenient for the transportation simultaneously.
Preferably, the two first beams are arranged in parallel at intervals, the two ends of the upper surfaces of the two first beams are provided with T-shaped inserting grooves, the vertical parts of the two T-shaped inserting grooves are perpendicular to the length arrangement direction of the first beams and face the inner side of the cofferdam, the two ends of the two second beams are provided with T-shaped inserting blocks, and the T-shaped inserting grooves are matched with the T-shaped inserting blocks.
Through adopting above-mentioned technical scheme, T shape inserting groove and T shape grafting piece looks adaptation can prevent that the second crossbeam from taking place to break away from on the horizontal direction and between the first crossbeam, also makes things convenient for the preliminary fixation of prefabricated purlin simultaneously, makes things convenient for constructor to carry out subsequent construction operation.
Preferably, the first cross beam and the T-shaped insertion block are fixedly connected through bolts.
Through adopting above-mentioned technical scheme, the dismouting of purlin is enclosed in convenient prefabrication of bolt fastening's mode, and the bolt is fixed between with first crossbeam and T shape grafting piece, further makes the connection between first crossbeam and the second crossbeam more firm, ensures the prefabricated steadiness of enclosing the purlin.
Preferably, the upper surface of the T-shaped insertion block is provided with a threaded through hole, a threaded groove is formed in the position, corresponding to the threaded through hole, of the inner bottom wall of the T-shaped insertion groove, the bolt penetrates through the threaded through hole and is inserted into the threaded groove, and the bolt is in threaded assembly with the threaded through hole and the threaded groove.
Through adopting above-mentioned technical scheme, twist from the upper surface of T shape plug block and move the bolt, convenient operation, with through the bolt fastening between T shape plug block and the first crossbeam, make the second crossbeam difficult in vertical direction and take place to break away from between the first crossbeam, guarantee the firm fixed between first crossbeam and the second crossbeam.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the scales on the fixing plate, the supporting plate is slid to the required scales, the supporting plate is locked and fixed through the locking assembly, and the supporting plate is convenient for construction personnel to position according to the scales, so that the working efficiency is improved;
2. the two limiting blocks are pressed to compress the spring, the limiting blocks are immersed in the fixed groove, one end, away from the baffle, of the insertion rod penetrates through the limiting through hole and the through hole, the spring is deformed, the limiting blocks form baffles on two sides of the insertion rod, the limiting blocks are matched with the baffle, two ends of the insertion rod are not prone to being separated from the limiting through hole, and the supporting plate is fixed more stably;
t shape inserting groove and T shape inserting piece looks adaptation are convenient for prefabricate the dismouting of enclosing the purlin, also can prevent simultaneously that the second crossbeam from taking place to break away from between horizontal direction and the first crossbeam, and convenient prefabrication encloses the pre-fixing of purlin, and the constructor of being convenient for carries out subsequent construction operation.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a schematic view showing an assembly relationship between the fixing plate and the supporting plate in the embodiment of the present application;
FIG. 3 is a schematic cross-sectional view taken at A-A in FIG. 2;
fig. 4 is a schematic cross-sectional structural view of a connection portion of a first cross beam and a second cross beam in an embodiment of the present application.
Description of reference numerals: 1. steel sheet piles; 2. cofferdam; 3. a support plate; 31. a T-shaped slider; 4. prefabricating a surrounding purlin; 41. a first cross member; 411. a T-shaped plug groove; 42. a second cross member; 421. a T-shaped plug-in block; 5. a locking assembly; 51. a baffle plate; 52. inserting a rod; 53. a limiting member; 531. a spring; 532. a limiting block; 6. a fixing plate; 61. calibration; 62. a T-shaped chute; 63. a limiting through hole; 7. a bolt; 8. a lifting rope; 9. an anti-drop plate; 10. a diagonal rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses foundation ditch excavation steel sheet pile supporting construction. Referring to fig. 1 and 2, excavation steel sheet pile 1 is strutted including a plurality of steel sheet piles 1, backup pad 3, prefabricated purlin 4 and locking Assembly 5 of enclosing, a plurality of steel sheet piles 1 connect gradually cofferdam 2 that forms the rectangle form, the inside wall interval welding of cofferdam 2 has a plurality of fixed plates 6, fixed plate 6 is the steel material, fixed plate 6 is vertical to be laid, scale 61 has been seted up to one side that steel sheet pile 1 was kept away from to fixed plate 6, backup pad 3 is the steel material and is the rectangle form, T shape spout 62 has been seted up to one side that steel sheet pile 1 was kept away from to fixed plate 6, the vertical laying of T shape spout 62, one side that backup pad 3 is close to fixed plate 6 is equipped with T shape slider 31, T shape slider 31 takes shape with backup pad 3 is integrative, T shape.
The upper end and the lower end of the T-shaped sliding groove 62 are both open, a lifting rope 8 is arranged on the upper surface of the T-shaped sliding block 31, the lifting rope 8 is a steel wire rope, the lifting rope 8 is located in the T-shaped sliding groove 62, an anti-falling plate 9 is arranged at the upper end of the lifting rope 8, the anti-falling plate 9 is made of steel materials, and the anti-falling plate 9 is fixedly connected with the fixing plate 6 through screws.
When the position of the supporting plate 3 needs to be adjusted, the lifting rope 8 is pulled to ascend or descend according to the indication of the scales 61, and the lifting rope 8 drives the supporting plate 3 to ascend and descend, so that the operation is convenient. The sliding assembly of the T-shaped sliding block 31 and the T-shaped sliding groove 62 can prevent the supporting plate 3 from being separated from the fixing plate 6, so that the supporting plate 3 is more stably fixed, the supporting plate 3 can smoothly slide along the vertical direction, and the operation is convenient.
Referring to fig. 2 and 3, the fixing plate 6 and the supporting plate 3 are locked and fixed by the locking assembly 5. The locking assembly 5 comprises a baffle plate 51, an insert rod 52 and a limiting piece 53; the inserted bar 52 is made of steel, a plurality of limiting through holes 63 are symmetrically formed in two opposite sides of the fixing plate 6, the limiting through holes 63 are arranged at intervals in the vertical direction, the horizontal portion of the T-shaped sliding block 31 is provided with through holes, the inserted bar 52 penetrates through the limiting through holes 63 and the through holes, the baffle 51 is made of steel, the baffle 51 is welded to one end of the inserted bar 52, and the area of the baffle 51 is larger than the cross section of the limiting through holes 63.
The limiting member 53 is disposed at the other end of the insertion rod 52, and the baffle 51, the insertion rod 52 and the limiting member 53 cooperate to fix the T-shaped sliding block 31 at a certain height on the fixing plate 6. The stopper 53 includes: a spring 531 and a stopper 532; the opposite sides of inserted bar 52, which are far away from one end of baffle 51, have been seted up the fixed slot, spring 531 is equipped with two, two springs 531 are located two fixed slots respectively, the one end of spring 531 is fixed with the interior diapire welding of fixed slot, stopper 532 is equipped with two, stopper 532 is steel, two stoppers 532 weld respectively in the other end of two springs 531, the one end that stopper 532 is close to spring 531 is located the fixed slot all the time, compression spring 531 can make stopper 532 sink into in the fixed slot.
When the supporting plate 3 slides to a required height, the limiting through hole 63 corresponds to the through hole, the two limiting blocks 532 are pressed, the spring 531 is compressed, the limiting blocks 532 are immersed into the fixing grooves, one end, far away from the baffle 51, of the insertion rod 52 penetrates through the limiting through hole 63 and the through hole, the spring 531 recovers deformation, the limiting blocks 532 form barriers on two sides of the insertion rod 52, one end, far away from the baffle 51, of the insertion rod 52 is not prone to being separated from the limiting through hole 63, when the supporting plate 3 needs to be disassembled, the two limiting blocks 532 are pressed to be immersed into the fixing grooves, the insertion rod 52 is pulled out of the limiting through hole 63 and the through hole, the operation is convenient, the installation and the disassembly between the supporting plate 3 and the fixing block can be rapidly realized, and the.
Referring to fig. 1 and 4, a plurality of prefabricated purlins 4 are arranged, a plurality of support plates 3 are slid to different heights and are locked and fixed through locking assemblies 5, and the prefabricated purlins 4 are horizontally arranged on the support plates 3 and are arranged at intervals in the vertical direction. Prefabricated purlin 4 includes: first crossbeam 41 and second crossbeam 42, first crossbeam 41 and second crossbeam 42 are made by steel, first crossbeam 41 and second crossbeam 42 all are equipped with two, two first crossbeam 41 interval parallel arrangement, first crossbeam 41 and second crossbeam 42 splice each other and form prefabricated purlin 4 of enclosing, first crossbeam 41 and second crossbeam 42 have seted up the breach near one side of fixed plate 6, fixed plate 6 is located the breach, T shape inserting groove 411 has all been seted up at the both ends of two first crossbeam 41 upper surfaces, the direction is laid mutually perpendicularly and towards cofferdam 2 inboard to the vertical part of two T shape inserting groove 411 and the length of first crossbeam 41, T shape grafting piece 421 has all been welded at the both ends of two second crossbeam 42, T shape grafting groove 411 and T shape grafting piece 421 looks adaptation, the down tube 10 is installed through bolt 7 to four inboard corner of every enclosing purlin, down tube 10 is the steel material.
The first beam 41 and the T-shaped plug block 421 are fixedly connected by a bolt 7. The upper surface of the T-shaped insertion block 421 is provided with a threaded through hole, a threaded groove is formed in the inner bottom wall of the T-shaped insertion groove 411 corresponding to the threaded through hole, the bolt 7 penetrates through the threaded through hole and is inserted into the threaded groove, and the bolt 7 is in threaded assembly with the threaded through hole and the threaded groove.
The mode that bolt 7 is fixed makes things convenient for the prefabricated dismouting of enclosing purlin 4, and bolt 7 is fixed between with first crossbeam 41 and T shape grafting piece 421, further makes the connection between first crossbeam 41 and the second crossbeam 42 more firm, ensures the prefabricated steadiness of enclosing purlin 4. The bolt 7 is screwed from the upper surface of the first cross beam 41, so that the operation is convenient, the T-shaped inserting block 421 and the first cross beam 41 are fixed through the bolt 7, the second cross beam 42 is not easy to separate from the first cross beam 41 in the vertical direction, and the first cross beam 41 and the second cross beam 42 are ensured to be stably fixed.
The implementation principle of a foundation pit excavation steel sheet pile supporting construction of this application embodiment does: during the construction, set up fixed plate 6 in advance on required steel sheet pile 1, connect gradually a plurality of steel sheet piles 1 and form cofferdam 2, then according to scale 61 on fixed plate 6, slip backup pad 3 to required scale 61 department to it is fixed with backup pad 3 locking with locking Assembly 5, enclose purlin 4 with the prefabrication and put in backup pad 3, make things convenient for constructor to fix a position backup pad 3 according to scale 61, improve work efficiency.
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 (8)
1. The utility model provides a foundation ditch excavation steel sheet pile supporting construction, includes a plurality of steel sheet piles (1), and is a plurality of steel sheet pile (1) connects gradually cofferdam (2) that form the rectangle, its characterized in that: still include backup pad (3), prefabricated purlin (4) and locking Assembly (5) of enclosing, the inside wall interval of cofferdam (2) is equipped with a plurality of fixed plates (6), fixed plate (6) are vertical lays, scale (61) have been seted up to one side of fixed plate (6), backup pad (3) slide assemble in fixed plate (6) are kept away from one side and the slip direction of steel sheet pile (1) are vertical, fixed plate (6) with pass through between backup pad (3) locking Assembly (5) are fixed, prefabricated purlin (4) of enclosing is provided with a plurality ofly, will be a plurality of backup pad (3) slide to different heights and pass through locking Assembly (5) locking is fixed, and is a plurality of prefabrication enclosing purlin (4) equal level rest in backup pad (3) and lay along vertical direction interval.
2. The foundation pit excavation steel sheet pile supporting construction of claim 1, characterized in that: the fixing plate (6) is far away from one side of the steel sheet pile (1) and is provided with a T-shaped sliding groove (62), one side, close to the fixing plate (6), of the supporting plate (3) is provided with a T-shaped sliding block (31), and the T-shaped sliding block (31) and the T-shaped sliding groove (62) are assembled in a sliding mode.
3. The foundation pit excavation steel sheet pile supporting construction of claim 2, characterized in that: the locking assembly (5) comprises a baffle plate (51), an insert rod (52) and a limiting piece (53);
a plurality of limiting through holes (63) are symmetrically formed in two opposite sides of the fixed plate (6), the limiting through holes (63) are distributed at intervals in the vertical direction, a through hole is formed in the horizontal portion of the T-shaped sliding block (31) in a separated mode, the inserted bar (52) penetrates through the limiting through holes (63) and the through hole, the baffle (51) is arranged at one end of the inserted bar (52), the limiting piece (53) is arranged at the other end of the inserted bar (52), and the baffle (51), the inserted bar (52) and the limiting piece (53) are matched with one another to fix the T-shaped sliding block (31) at a certain height on the fixed plate (6).
4. The foundation pit excavation steel sheet pile supporting construction of claim 3, characterized in that: the stopper (53) includes: a spring (531) and a stopper (532);
the utility model discloses a spring, including stopper (532), inserted bar (52), baffle (51), spring (531), stopper (532) are equipped with two, two spring (531) are located two respectively in the fixed slot, the one end of spring (531) with the interior diapire fixed connection of fixed slot, stopper (532) are equipped with two, two stopper (532) are located two respectively the other end of spring (531), stopper (532) are close to the one end of spring (531) is located all the time in the fixed slot, compress spring (531) can make stopper (532) do not enter in the fixed slot.
5. The foundation pit excavation steel sheet pile supporting construction of claim 1, characterized in that: the prefabricated enclosing purlin (4) comprises: the prefabricated enclosing purlin comprises a first cross beam (41) and a second cross beam (42), wherein the number of the first cross beam (41) and the number of the second cross beam (42) are two, and the first cross beam (41) and the second cross beam (42) are spliced with each other to form the prefabricated enclosing purlin (4).
6. The foundation pit excavation steel sheet pile supporting construction of claim 5, characterized in that: two first crossbeam (41) interval parallel arrangement, two T shape inserting groove (411) have all been seted up at the both ends of first crossbeam (41) upper surface, two the vertical portion of T shape inserting groove (411) with the length of first crossbeam (41) is laid the direction mutually perpendicular and is faced cofferdam (2) inboard, two the both ends of second crossbeam (42) all are equipped with T shape grafting piece (421), T shape grafting groove (411) with T shape grafting piece (421) looks adaptation.
7. The foundation pit excavation steel sheet pile supporting construction of claim 6, characterized in that: the first cross beam (41) and the T-shaped insertion block (421) are fixedly connected through a bolt (7).
8. The foundation pit excavation steel sheet pile supporting construction of claim 7, characterized in that: the upper surface of the T-shaped inserting block (421) is provided with a threaded through hole, the inner bottom wall of the T-shaped inserting groove (411) is provided with a threaded groove corresponding to the threaded through hole, the bolt (7) penetrates through the threaded through hole and is inserted into the threaded groove, and the bolt (7) is in threaded assembly with the threaded through hole and the threaded groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791706.1U CN213204145U (en) | 2020-08-24 | 2020-08-24 | Foundation pit excavation steel sheet pile supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791706.1U CN213204145U (en) | 2020-08-24 | 2020-08-24 | Foundation pit excavation steel sheet pile supporting structure |
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| CN213204145U true CN213204145U (en) | 2021-05-14 |
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| CN202021791706.1U Active CN213204145U (en) | 2020-08-24 | 2020-08-24 | Foundation pit excavation steel sheet pile supporting structure |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113802584A (en) * | 2021-09-14 | 2021-12-17 | 罗晓阳 | Cofferdam for hydraulic engineering and construction method thereof |
| CN113818480A (en) * | 2021-09-14 | 2021-12-21 | 上海建工一建集团有限公司 | Retaining wall template with top soil-piling mountain-shaped structure |
| CN115387359A (en) * | 2022-09-22 | 2022-11-25 | 中国建筑第七工程局有限公司 | Rain sewage slot support |
| CN115787661A (en) * | 2022-11-14 | 2023-03-14 | 山东轨道交通勘察设计院有限公司 | Assembled supporting device and method for foundation pit |
| CN116623676A (en) * | 2023-07-17 | 2023-08-22 | 山东财源和信节能工程有限公司 | Excavation side slope pre-reinforcement pile wall supporting structure |
| CN117822606A (en) * | 2024-03-05 | 2024-04-05 | 中建八局第四建设有限公司 | Building foundation pit supporting structure |
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2020
- 2020-08-24 CN CN202021791706.1U patent/CN213204145U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113802584A (en) * | 2021-09-14 | 2021-12-17 | 罗晓阳 | Cofferdam for hydraulic engineering and construction method thereof |
| CN113818480A (en) * | 2021-09-14 | 2021-12-21 | 上海建工一建集团有限公司 | Retaining wall template with top soil-piling mountain-shaped structure |
| CN115387359A (en) * | 2022-09-22 | 2022-11-25 | 中国建筑第七工程局有限公司 | Rain sewage slot support |
| CN115787661A (en) * | 2022-11-14 | 2023-03-14 | 山东轨道交通勘察设计院有限公司 | Assembled supporting device and method for foundation pit |
| CN116623676A (en) * | 2023-07-17 | 2023-08-22 | 山东财源和信节能工程有限公司 | Excavation side slope pre-reinforcement pile wall supporting structure |
| CN116623676B (en) * | 2023-07-17 | 2023-09-15 | 山东财源和信节能工程有限公司 | Excavation side slope pre-reinforcement pile wall supporting structure |
| CN117822606A (en) * | 2024-03-05 | 2024-04-05 | 中建八局第四建设有限公司 | Building foundation pit supporting structure |
| CN117822606B (en) * | 2024-03-05 | 2024-05-10 | 中建八局第四建设有限公司 | Building foundation pit supporting structure |
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