CN111335326A - Excavation and supporting structure for garbage bin foundation pit - Google Patents
Excavation and supporting structure for garbage bin foundation pit Download PDFInfo
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- CN111335326A CN111335326A CN202010182390.4A CN202010182390A CN111335326A CN 111335326 A CN111335326 A CN 111335326A CN 202010182390 A CN202010182390 A CN 202010182390A CN 111335326 A CN111335326 A CN 111335326A
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 42
- 238000009412 basement excavation Methods 0.000 title claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 60
- 239000010959 steel Substances 0.000 claims abstract description 60
- 238000009434 installation Methods 0.000 claims abstract description 36
- 238000003466 welding Methods 0.000 claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 22
- 239000002689 soil Substances 0.000 claims abstract description 20
- 238000001125 extrusion Methods 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 claims 4
- 230000000694 effects Effects 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Foundations (AREA)
Abstract
The invention discloses a garbage bin foundation pit excavating and supporting structure which comprises a foundation pit wall, backfill soil, a supporting plate assembly, an installation component, a first profile steel waist beam, an inclined strut component, a second profile steel waist beam and a reinforcing component, wherein the supporting plate assembly is arranged on one side of the foundation pit wall, the backfill soil is filled between the supporting plate assembly and the foundation pit wall, the periphery of the end surface of the supporting plate assembly is connected with the installation component, the top of the end surface of the other side of the supporting plate assembly is fixedly provided with the first profile steel waist beam through welding, the end surface of one side of the first profile steel waist beam is provided with the two inclined strut components, the bottom of the end surface of the other side of the supporting plate assembly is fixedly provided with the second profile steel waist beam through welding, and the central position of the end surface of one side of the second profile steel waist; this excavation of garbage bin foundation ditch and bearing structure, the installation is simple, has good wall and water-proof effects, and the support is firm, has higher structural stability.
Description
Technical Field
The invention particularly relates to a garbage bin foundation pit excavating and supporting structure, and belongs to the technical field of garbage bins.
Background
Along with the gradual and deep development of circular economy, garbage incineration power generation is an effective and scientific mode for harmless treatment of garbage and is secretly established in most cities in China; when the garbage is treated, the garbage bin is generally used as a main place for stacking urban domestic garbage; the garbage bin of the garbage incineration power plant is usually buried by adopting a foundation pit; when a foundation pit is excavated, an excavation and supporting structure is needed, and the excavation and supporting structure in the prior art is simple and crude in structure and poor in supporting stability; moreover, the waterproof effect is poor, water seepage easily occurs, the stability of the foundation pit is affected, and the excavation is also easily affected, so that the design of the excavation and supporting structure of the foundation pit of the garbage bin is necessary.
Disclosure of Invention
The invention overcomes the defects in the prior art, provides the excavation and supporting structure for the foundation pit of the garbage bin, and has the advantages of simple installation, good partition and waterproof effects, firm support and higher structural stability.
In order to solve the technical problems, the invention adopts the technical scheme that:
the garbage bin foundation pit excavating and supporting structure comprises a foundation pit wall, backfill soil, a supporting plate assembly, an installation component, a first profile steel waist beam, an inclined strut component, a second profile steel waist beam and a reinforcing component, wherein the supporting plate assembly is arranged on one side of the foundation pit wall, the backfill soil is filled between the supporting plate assembly and the foundation pit wall, the installation component is connected and installed around the end surface of the supporting plate assembly, the first profile steel waist beam is fixedly installed at the top of the end surface of the other side of the supporting plate assembly through welding, the two inclined strut components are arranged on the end surface of one side of the first profile steel waist beam, the second profile steel waist beam is fixedly installed at the bottom of the end surface of the other side of the supporting plate assembly through welding, and the reinforcing component is arranged at the central position of the end surface of one side of;
the bracing subassembly includes oblique jack, stock, first regulation end, rotates seat, bracing steel pipe, limiting plate, second regulation end and first fixed stub, the jack is seted up in the inside of backup pad assembly and backfill soil to one side, the inside grafting of jack is installed the stock to one side, and the outside packing of stock has grout, the other end of stock has first regulation end through welded fastening installation, the limiting plate sets up the bottom terminal surface at the foundation ditch, top terminal surface central authorities of limiting plate have the second through welded fastening to adjust the end, one side of first regulation end and second regulation end all is installed through the round pin axle and is rotated the seat, two rotate and install the bracing steel pipe through threaded connection between the seat.
As a further scheme of the invention: the backup pad assembly includes the waterproof board, keeps off native board, buffering baffle and supports the steelframe, a side end face laminating of supporting the steelframe is installed and is cushioned the baffle, a side end face laminating of buffering baffle is installed and is kept off the native board, a side end face laminating of keeping off the native board is installed the waterproof board, and a side end face and the contact of backfill soil of waterproof board.
As a further scheme of the invention: the installation component includes fixed cover, installation spring, extrusion gasket, double-end screw and fastening nut, fixed cover laminates respectively and installs in waterproof board and the terminal surface one side that supports the steelframe, the inside one side packing of fixed cover has the installation spring, and the outside of installing the spring is provided with the extrusion gasket, the inside grafting of backup pad assembly installs double-end screw, and double-end screw's one end passes fixed cover, installation spring, extrusion gasket and connects and install fastening nut.
As a further scheme of the invention: and the two sides of the top end face of the limiting plate are provided with first fixed short piles in an inserted connection mode, and the bottom of each first fixed short pile penetrates through the limiting plate to be fixedly connected with the bottom end face of the foundation pit.
As a further scheme of the invention: the reinforcing component comprises a reinforcing plate, a first mounting base plate, a second fixed stub, a first guide seat, a second guide seat, a long column pile and fastening screws, wherein the first mounting base plate is fixedly mounted at one side end face position of the second profile steel waist beam through welding, the reinforcing plate is fixedly mounted at one end of the bottom of the first mounting base plate through welding, the second mounting base plate is fixedly mounted at one end of the reinforcing plate through welding, the first guide seat is fixedly mounted at two side positions of one side end face of the second profile steel waist beam through welding, the second guide seat is fixedly mounted at two side positions of one side end face of the first profile steel waist beam through welding, the long column pile is mounted in an inserting mode in the center of the top end faces of the first guide seat and the second guide seat, the bottom of the long column pile is mounted at the bottom end face of the foundation pit in an inserting mode, the fastening screws are mounted on one side end faces of the first guide seat and the second guide seat through thread grooves in an inserting, and one end of the fastening screw passes through the first guide seat and the second guide seat respectively and is fixedly connected with the long column piles in the first guide seat and the second guide seat.
As a further scheme of the invention: the fixed stub of second is installed in the grafting of the terminal surface central authorities of first installation backing plate and second installation backing plate, the fixed stub of second of first installation backing plate one side passes first installation backing plate, second shaped steel waist rail and backup pad assembly fixed connection, the fixed stub of second installation backing plate one side passes second installation backing plate and is connected with the bottom terminal surface of foundation ditch.
Compared with the prior art, the invention has the beneficial effects that: when the excavation and support structure for the garbage bin foundation pit is used, the support plate assembly has good partition and waterproof effects, so that the excavation and support are prevented from being influenced by water seepage; the supporting plate assembly is fixedly installed through the installation component, so that the supporting plate assembly has an elastic buffering function and has a certain protection effect on the supporting plate assembly; and the two profile steel waist beams can have stable supporting effect on the supporting plate assembly through the inclined strut assembly and the reinforcing assembly, the installation is simple, the supporting effect is firm, and the structural stability is higher.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a partial cross-sectional view of the backer plate assembly of the invention.
Fig. 3 is a schematic structural diagram of the bracing assembly of the present invention.
Fig. 4 is a schematic structural view of the reinforcing member of the present invention.
In the figure: 1 is a foundation pit wall; 2 is backfill soil; 3 is a supporting plate assembly; 4, a mounting component; 5 is a first section steel waist beam; 6 is a diagonal bracing component; 7 is a second section steel waist beam; 8 is a reinforcing component; 31 is a waterproof board; 32 is a retaining plate; 33 is a buffer clapboard; 34 is a supporting steel frame; 41 is a fixed sleeve; 42 is a mounting spring; 43 is an extrusion gasket; 44 is a double-ended screw; 45 is a fastening nut; 61 is an inclined inserting hole; 62 is an anchor rod; 63 is a first adjusting end head; 64 is a rotating seat; 65 is an inclined strut steel pipe; 66 is a limit plate; 67 is a second adjusting end; 68 is a first fixation peg; 81 is a reinforcing plate; 82 is a first mounting pad; 83 is a second mounting pad; 84 is a second fixed stub; 85 is a first guide seat; 86 is a second guide seat; 87 is a long column pile; reference numeral 88 denotes a fastening screw.
Detailed Description
As shown in fig. 1-4, the excavation and support structure for the foundation pit of the garbage bin comprises a foundation pit wall 1, backfill 2, a support plate assembly 3, a mounting component 4, a first section steel waist beam 5, an inclined strut component 6, a second section steel waist beam 7 and a reinforcing component 8, wherein the support plate assembly 3 is arranged on one side of the foundation pit wall 1, and backfill 2 is filled between the support plate assembly 3 and the foundation pit wall 1, the support plate assembly 3 comprises a waterproof plate 31, a soil retaining plate 32, a buffer clapboard 33 and a support steel frame 34, one side end face of the support steel frame 34 is fitted with the buffer clapboard 33, one side end face of the buffer clapboard 33 is fitted with the soil retaining plate 32, one side end face of the soil retaining plate 32 is fitted with the waterproof plate 31, the end face of one side of the waterproof plate 31 is in contact with the backfill soil 2, so that the support plate assembly 3 has a good waterproof protection effect, and the support and the excavation are prevented from being influenced by water seepage; the periphery of the end face of the support plate assembly 3 is connected with and provided with the mounting component 4, the mounting component 4 comprises a fixing sleeve 41, a mounting spring 42, an extrusion gasket 43, a double-end screw 44 and a fastening nut 45, the fixing sleeve 41 is respectively attached to one side of the end faces of the waterproof plate 31 and the support steel frame 34, the mounting spring 42 is filled in one side of the inside of the fixing sleeve 41, the extrusion gasket 43 is arranged on the outer side of the mounting spring 42, the double-end screw 44 is inserted and mounted in the inside of the support plate assembly 3, one end of the double-end screw 44 penetrates through the fixing sleeve 41, the mounting spring 42 and the extrusion gasket 43 to be connected with and provided with the fastening nut 45, the support plate assembly 3 can; a first section steel waist beam 5 is fixedly installed at the top of the other side end face of the support plate assembly 3 through welding, two inclined strut assemblies 6 are arranged on one side end face of the first section steel waist beam 5, each inclined strut assembly 6 comprises an inclined insertion hole 61, an anchor rod 62, a first adjusting end 63, a rotating seat 64, an inclined strut steel pipe 65, a limiting plate 66, a second adjusting end 67 and a first fixing stub 68, the inclined insertion hole 61 is formed inside the support plate assembly 3 and the backfill soil 2, the anchor rod 62 is installed inside the inclined insertion hole 61 in an inserted manner, cement paste is filled outside the anchor rod 62, the first adjusting end 63 is fixedly installed at the other end of the anchor rod 62 through welding, the limiting plate 66 is arranged at the bottom end face of the foundation pit, the second adjusting end 67 is fixedly installed at the center of the top end face of the limiting plate 66 through welding, the rotating seats 64 are installed at one side of the first adjusting end 63 and one side of, the inclined strut steel pipe 65 is installed between the two rotating seats 64 through threaded connection, the first fixing short piles 68 are installed on two sides of the top end face of the limiting plate 66 in an inserted mode, the bottoms of the first fixing short piles 68 penetrate through the limiting plate 66 to be fixedly connected with the bottom end face of the foundation pit, and therefore the position of the limiting plate 66 can be conveniently fixed; a second section steel waist beam 7 is fixedly arranged at the bottom of the end face at the other side of the support plate assembly 3 through welding, and a reinforcing component 8 is arranged at the central position of the end face at one side of the second section steel waist beam 7; the reinforcing component 8 comprises a reinforcing plate 81, a first mounting base plate 82, a second mounting base plate 83, a second fixing stub 84, a first guide seat 85, a second guide seat 86, a long column pile 87 and a fastening screw 88, wherein the first mounting base plate 82 is fixedly arranged at the end face position of one side of the second section steel wale 7 through welding, one end of the bottom of the first mounting base plate 82 is fixedly provided with the reinforcing plate 81 through welding, one end of the reinforcing plate 81 is fixedly provided with the second mounting base plate 83 through welding, the centers of the end faces of the first mounting base plate 82 and the second mounting base plate 83 are provided with the second fixing stub 84 in an inserting way, the second fixing stub 84 at one side of the first mounting base plate 82 penetrates through the first mounting base plate 82, the second section steel wale 7 is fixedly connected with the support plate assembly 3, the second fixing stub 84 at one side of the second mounting base plate 83 penetrates through the second mounting base plate 83 to be connected with the end face of the bottom of the, the support stability of the second type steel waist beam 7 can be improved; first guide holder 85 passes through the both sides position department of welded fastening installation at second shaped steel waist rail 7 side end face, second guide holder 86 passes through the both sides position department of welded fastening installation at 5 side end faces of first shaped steel waist rail, long post stake 87 is installed in the grafting of top end face central authorities of first guide holder 85 and second guide holder 86, and the bottom grafting of long post stake 87 is installed at foundation ditch bottom terminal surface, fastening screw 88 is all installed through the thread groove grafting to a side end face of first guide holder 85 and second guide holder 86, and fastening screw 88's one end passes first guide holder 85 respectively, second guide holder 86 and first guide holder 85, long post stake 87 fastening connection in the second guide holder 86, can improve overall structure's the firm effect of support through strengthening subassembly 8.
The working principle of the invention is as follows: when in use, the support plate assembly 3 is fixedly installed through the installation component 4, the fixing sleeves 41 are respectively attached to the end surfaces of the two sides of the waterproof plate 31 and the support steel frame 34, the double-head screw 44 passes through the fixing sleeve 41, the extrusion gasket 43 and the installation spring 42 on one side of the waterproof plate 31, then passes through the waterproof plate 31, the retaining plate 32, the buffer clapboard 33 and the supporting steel frame 34, then passes through the mounting spring 42 and the extrusion gasket 43 in the fixing sleeve 41 at one side of the supporting steel frame 34, and two fastening nuts 45 are respectively sleeved and installed at two ends of the double-end screw 44 until the fastening nuts 45 push the extrusion gasket 43 to extrude and deform the installation spring 42, after the support plate assembly 3 is installed, backfill 2 is filled between the foundation pit wall 1 and the support plate assembly 3, the supporting plate assembly 3 has a certain waterproof effect, and the influence on excavation caused by water seepage from the foundation pit wall 1 and the backfill soil 2 to the other side of the supporting plate assembly 3 can be effectively avoided; the first type steel waist beam 5 and the support plate assembly 3 are supported and fixed through the inclined strut assembly 6, the anchor rod 62 is inserted into the inclined insertion hole 61, cement slurry is filled in the inclined insertion hole 61, the anchor rod 62 is fixedly installed in the inclined insertion hole 61, an inclined strut steel pipe 65 with a proper length is selected, two ends of the inclined strut steel pipe 65 are fixedly connected with the rotating seats 64 through threads respectively, the two rotating seats 64 are fixedly connected with the first adjusting end 63 and the second adjusting end 67 through pin shafts respectively, the limiting plate 66 is placed at the bottom of the foundation pit, after the angle of the inclined strut steel pipe 65 is fixed, the first fixing short pile 68 penetrates through the limiting plate 66 to be installed at the bottom of the foundation pit in an inserting mode, after the inclined strut assembly 6 is fixed, the second type steel waist beam 7 and the support plate assembly 3 are supported and fixed through the reinforcing assembly 8, the first installation base plate 82 on one side of the reinforcing plate 81 is attached to one side end face of the second type steel waist beam 7, a second mounting backing plate 83 at the other side of the reinforcing plate 81 is attached to the bottom end face of the foundation pit, a second fixing stub 84 penetrates through the first mounting backing plate 82 and the second profiled bar wale 7 to be fixedly connected with the support plate assembly 3, a second fixing stub 84 penetrates through the second mounting backing plate 83 to be inserted and mounted on the bottom end face of the foundation pit, and the long column piles 87 sequentially pass through the second guide seats 86 on one side of the first section steel waist beam 5 and the first guide seats 85 on one side of the second section steel waist beam 7 until the bottoms of the long column piles 87 are inserted and installed on the bottom end face of the foundation pit, and the fastening screw 88 on the second guide holder 86 side and the fastening screw 88 on the first guide holder 85 side are fastened and fixed, so that the long posts 87 are fixed inside the second guide seats 86 and the first guide seats 85, thereby enabling the support plate assembly 3 to have good support stability.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (6)
1. The garbage bin foundation pit excavation and supporting structure is characterized by comprising a foundation pit wall (1), backfill soil (2), a supporting plate assembly (3), a mounting component (4), a first profile steel waist beam (5), an inclined strut component (6), a second profile steel waist beam (7) and a reinforcing component (8), wherein the supporting plate assembly (3) is arranged on one side of the foundation pit wall (1), the backfill soil (2) is filled between the supporting plate assembly (3) and the foundation pit wall (1), the periphery of the end surface of the supporting plate assembly (3) is respectively connected with and mounted with the mounting component (4), the top of the end surface of the other side of the supporting plate assembly (3) is fixedly provided with the first profile steel waist beam (5) through welding, the end surface of one side of the first profile steel waist beam (5) is provided with the two inclined strut components (6), the bottom of the end surface of the other side of the supporting plate assembly (3) is fixedly provided with the second profile steel waist beam (7) through welding, a reinforcing component (8) is arranged at the center of the end face of one side of the second section steel waist beam (7);
the inclined strut assembly (6) comprises an inclined insertion hole (61), an anchor rod (62), a first adjusting end (63), a rotating seat (64), an inclined strut steel pipe (65), a limiting plate (66), a second adjusting end (67) and a first fixing stub (68), the inclined insertion hole (61) is arranged inside the support plate assembly (3) and the backfill soil (2), the anchor rod (62) is installed inside the inclined insertion hole (61) in an inserted mode, cement slurry is filled outside the anchor rod (62), a first adjusting end (63) is installed at the other end of the anchor rod (62) through welding and fixing, the limiting plate (66) is arranged at the bottom end face of the foundation pit, a second adjusting end (67) is installed in the center of the top end face of the limiting plate (66) through welding and fixing, the rotating seat (64) is installed on one side of the first adjusting end (63) and the second adjusting end (67) through a pin shaft, an inclined strut steel pipe (65) is installed between the two rotating seats (64) through threaded connection.
2. The excavation and support structure for the garbage bin foundation pit as claimed in claim 1, wherein the support plate assembly (3) comprises a waterproof plate (31), a soil retaining plate (32), a buffer partition plate (33) and a support steel frame (34), the buffer partition plate (33) is installed on one side end face of the support steel frame (34), the soil retaining plate (32) is installed on one side end face of the buffer partition plate (33), the waterproof plate (31) is installed on one side end face of the soil retaining plate (32), and one side end face of the waterproof plate (31) is in contact with the backfill soil (2).
3. The excavation and support structure for the garbage bin foundation pit as claimed in claim 1, wherein the mounting assembly (4) comprises a fixing sleeve (41), a mounting spring (42), an extrusion gasket (43), a double-end screw (44) and a fastening nut (45), the fixing sleeve (41) is respectively attached and mounted on one side of the end surfaces of the waterproof plate (31) and the support steel frame (34), the mounting spring (42) is filled on one side of the inside of the fixing sleeve (41), the extrusion gasket (43) is arranged on the outer side of the mounting spring (42), the double-end screw (44) is installed in the support plate assembly (3) in an inserted manner, and the fastening nut (45) is installed by connecting one end of the double-end screw (44) through the fixing sleeve (41), the mounting spring (42) and the extrusion gasket (43).
4. The excavation and support structure of the foundation pit of the garbage bin as claimed in claim 1, wherein the first fixing stub (68) is inserted and installed on both sides of the top end surface of the limiting plate (66), and the bottom of the first fixing stub (68) penetrates through the limiting plate (66) to be fixedly connected with the bottom end surface of the foundation pit.
5. The excavation and support structure of a garbage bin foundation pit according to claim 1, wherein the reinforcement assembly (8) includes a reinforcement plate (81), a first installation backing plate (82), a second installation backing plate (83), a second fixed stub (84), a first guide seat (85), a second guide seat (86), a long-column pile (87), and a fastening screw (88), the first installation backing plate (82) is fixedly installed at a position of one side end surface of the second profiled bar wale (7) by welding, one end of the bottom of the first installation backing plate (82) is fixedly installed with the reinforcement plate (81) by welding, and one end of the reinforcement plate (81) is fixedly installed with the second installation backing plate (83) by welding, the first guide seat (85) is fixedly installed at a position of both sides of one side end surface of the second profiled bar wale (7) by welding, the second guide seat (86) is fixedly installed at a position of both sides of one side end surface of the first profiled bar wale (5) by welding, the utility model discloses a foundation ditch, including first guide holder (85), second guide holder (86), long post stake (87) are installed in the grafting of the top terminal surface central authorities of first guide holder (85) and second guide holder (86), and the bottom grafting of long post stake (87) is installed at foundation ditch bottom terminal surface, fastening screw (88) are all installed through the thread groove grafting to a side terminal surface of first guide holder (85) and second guide holder (86), and fastening screw (88) are passed first guide holder (85), second guide holder (86) and first guide holder (85), long post stake (87) fastening connection in second guide holder (86) respectively to the one end of fastening screw (88).
6. The excavation and support structure for the garbage bin foundation pit as claimed in claim 1, wherein a second fixed stub (84) is installed in the center of the end face of the first installation backing plate (82) and the second installation backing plate (83) in an inserted manner, the second fixed stub (84) on one side of the first installation backing plate (82) penetrates through the first installation backing plate (82) and the second profiled bar waist beam (7) to be fixedly connected with the support plate assembly (3), and the second fixed stub (84) on one side of the second installation backing plate (83) penetrates through the second installation backing plate (83) to be connected with the end face of the bottom of the foundation pit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010182390.4A CN111335326A (en) | 2020-03-16 | 2020-03-16 | Excavation and supporting structure for garbage bin foundation pit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010182390.4A CN111335326A (en) | 2020-03-16 | 2020-03-16 | Excavation and supporting structure for garbage bin foundation pit |
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| CN111335326A true CN111335326A (en) | 2020-06-26 |
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| CN202010182390.4A Pending CN111335326A (en) | 2020-03-16 | 2020-03-16 | Excavation and supporting structure for garbage bin foundation pit |
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2020
- 2020-03-16 CN CN202010182390.4A patent/CN111335326A/en active Pending
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| CN206385504U (en) * | 2016-12-29 | 2017-08-08 | 江苏华伟防水材料有限公司 | A kind of Water -proof Membrane |
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