CN212001158U - Composite supporting structure for soft soil foundation pit - Google Patents
Composite supporting structure for soft soil foundation pit Download PDFInfo
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- CN212001158U CN212001158U CN202020623506.9U CN202020623506U CN212001158U CN 212001158 U CN212001158 U CN 212001158U CN 202020623506 U CN202020623506 U CN 202020623506U CN 212001158 U CN212001158 U CN 212001158U
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- foundation ditch
- lateral wall
- reinforcing bar
- soft soil
- foundation
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Abstract
The utility model relates to a composite supporting structure for weak soil foundation ditch belongs to construction technical field, and it includes fixed column and reinforcing bar stratum reticulare, and one side fixed connection that fixed column and reinforcing bar stratum reticulare are close to the foundation ditch lateral wall, and the fixed column level is pegged graft in the foundation ditch lateral wall, reinforcing bar stratum reticulare top and foundation ditch lateral wall top parallel and level, reinforcing bar stratum reticulare bottom and the diapire butt of foundation ditch, the outer spraying concrete layer of reinforcing bar stratum reticulare, the utility model discloses have for the foundation ditch provides better, safer guarantee of quality, the simple effect of construction simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the technique of construction and specifically relates to a composite supporting structure for weak soil foundation ditch is related to.
Background
The soil texture stability of soft soil foundation ditch is relatively poor, consequently needs a stable supporting construction to protect the foundation ditch, and the foundation ditch is strutted in order to guarantee the safety of underground structure construction and all ring edge borders, and the fender, reinforcement and the safeguard measure that adopt to foundation ditch lateral wall and all ring edge borders.
Present can refer to chinese patent that bulletin number is CN206941604U, it discloses a double shaped steel supporting construction of soft soil foundation ditch lateral wall, including many shaped steel posts and many steel strands, the lower extreme embedding soft soil foundation ditch bottom of shaped steel post and extend down, many shaped steel posts are the line type row form along the soft soil foundation ditch lateral wall respectively and arrange, form two rows of looks spaced shaped steel rows, fixedly connected with steel strand wires between the shaped steel row, during the use, when the shaped steel that is close to soft soil foundation ditch one side receives soft soil pressure and warp to the foundation ditch inboard, the shaped steel of keeping away from soft soil foundation ditch one side can exert strength through the steel strand wires of having exerted prestressing force, prevent its deformation, thereby play the effect of preventing foundation ditch deformation.
The above prior art solutions have the following drawbacks: among the above-mentioned technical scheme, because the soil texture stability of foundation ditch both sides is relatively poor, the steel column is connected fragilely with the lateral wall of foundation ditch, does not carry out effectual connection and reinforcement, and when the weak soil of foundation ditch both sides warp to the foundation ditch in, the steel column receives the extrusion of weak soil and warp easily to cause collapsing of foundation ditch, influence the construction progress.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a composite supporting structure for weak soil foundation ditch reaches the guarantee that provides better, safer of quality for the foundation ditch, constructs simple effect simultaneously.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a compound supporting construction for weak soil foundation ditch, includes fixed column and reinforcing bar stratum reticulare, one side fixed connection that fixed column and reinforcing bar stratum reticulare are close to the foundation ditch lateral wall, and the fixed column level is pegged graft in the foundation ditch lateral wall, reinforcing bar stratum reticulare top and foundation ditch lateral wall top parallel and level, the diapire butt of reinforcing bar stratum reticulare bottom and foundation ditch, the outer spraying concrete layer of reinforcing bar stratum reticulare.
Through adopting above-mentioned technical scheme, the fixed column is pegged graft in the foundation ditch lateral wall, and reinforcing bar stratum reticulare and fixed column fixed connection have increased the stability of being connected of supporting construction and foundation ditch, and the concrete layer of reinforcing bar outer spraying can prevent that the weak soil of foundation ditch lateral wall from the lateral wall on reinforcing bar stratum reticulare dropping in the foundation ditch, has guaranteed the integrality and the stability of foundation ditch, has reached and has provided better quality, safer assurance, the simple and convenient effect of construction simultaneously.
The utility model discloses further set up to: the upper surface of foundation ditch lateral wall is provided with a plurality of connecting plates, and the one end that the connecting plate is close to the foundation ditch articulates there is the link, and reinforcing bar net layer top end fixedly connected with hangs the knot, and the couple hook is hung in the link, and the connecting plate upper surface is provided with first inserted bar, and first inserted bar bottom runs through the connecting plate and pegs graft in the upper surface of foundation ditch lateral wall.
Through adopting above-mentioned technical scheme, hang the link hook in the couple earlier during the use, because the link is articulated with the connecting plate, when the link hook was hung in the couple, rotate the upper surface butt that the connecting plate made the lower surface of connecting plate and foundation ditch lateral wall, use first inserted bar to peg graft in the upper surface of foundation ditch lateral wall, increased the stability of being connected of reinforcing bar net layer and foundation ditch, when the weak soil has the tendency that falls in the foundation ditch, the lateral wall of foundation ditch is kept away from to first inserted bar, can reach the stable effect of protection foundation ditch.
The utility model discloses further set up to: the bottom of the foundation pit is provided with a plurality of baffles, the reinforcing mesh layer is fixedly connected with the baffles, the upper surfaces of the baffles are provided with second inserted bars, and the bottoms of the second inserted bars penetrate through the baffles and are inserted into the bottom of the foundation pit.
Through adopting above-mentioned technical scheme, setting up of baffle and second picture peg can prevent that under the extrusion of weak soil, the reinforcing bar stratum reticulare slides to the foundation ditch internal slipping, has improved and has guaranteed that the reinforcing bar stratum reticulare can hug closely the foundation ditch lateral wall, has reached the effect that improves reinforcing bar stratum reticulare and foundation ditch lateral wall connection stability.
The utility model discloses further set up to: one side fixedly connected with polylith guard plate of foundation ditch lateral wall is kept away from to the steel sheet stratum reticulare.
Through adopting above-mentioned technical scheme, the guard plate is made by the steel sheet, and the setting of steel sheet layer has increased whole strutting arrangement's rigidity, has improved strutting arrangement's resistance to deformation ability, and the setting of inoxidizing coating can guarantee to spray the stability on the concrete layer outside the reinforcing bar mesh layer simultaneously, has reached foundation ditch safety's effect.
The utility model discloses further set up to: the equal fixedly connected with inserted block of two adjacent both sides walls of guard plate, the slot has all been seted up with the lateral wall of inserted block place lateral wall symmetry to the guard plate, and the inserted block of adjacent guard plate is pegged graft in the slot.
Through adopting above-mentioned technical scheme, because the area of protection foundation ditch is great, need the polylith guard plate to splice, earlier carry out fixed connection with one of them guard plate and reinforcing bar layer during the use, use inserted block and slot with adjacent guard plate again and connect, the guard plate that will not fix during the connection removes to one side that the protective layer is close to the reinforcing bar stratum reticulare layer from one side that reinforcing bar layer was kept away from to fixed guard plate to peg graft the inserted block in the slot, make things convenient for the staff to use, can prevent the guard plate scatter simultaneously.
The utility model discloses further set up to: one side of the protective layer close to the reinforcing mesh layer is fixedly connected with a fixing bolt, and the fixing bolt penetrates through the reinforcing mesh layer and is inserted into the side wall of the foundation pit.
Through adopting above-mentioned technical scheme, the gim peg is pegged graft and has increased the stability that gim peg and foundation ditch lateral wall are connected in the lateral wall of foundation ditch to reach the effect that guard plate and foundation ditch are stably connected, improved the stability of foundation ditch.
The utility model discloses further set up to: the one end that the foundation ditch lateral wall was kept away from to the baffle is provided with the spud, and the spud is pegged graft in the foundation ditch bottom, and spud upper surface and baffle upper surface parallel and level.
Through adopting above-mentioned technical scheme, the spud is located the baffle and keeps away from one side of foundation ditch lateral wall, the improvement of spud the stability of foundation ditch bottom, and the second inserted bar is pegged graft more stably when the foundation ditch bottom to when guaranteeing the weak soil of foundation ditch lateral wall to slope in the foundation ditch, the baffle can not slide in to the foundation ditch, has reached the effect of guaranteeing foundation ditch stability.
The utility model discloses further set up to: one side of the protection plate far away from the reinforcing steel bar net layer is fixedly connected with a convex thorn.
Through adopting above-mentioned technical scheme, when other materials are filled in the foundation ditch, the setting of protruding thorn can increase the bonding stability of guard plate and other materials, and the setting of protruding thorn can make things convenient for the staff to hoist the guard plate and assemble the polylith guard plate simultaneously, reaches easy and simple to handle's effect.
To sum up, the utility model discloses a beneficial technological effect does:
1. the fixing columns are inserted into the side walls of the foundation pit, the reinforcing steel bar mesh layers are fixedly connected with the fixing columns, the connection stability of the whole supporting structure and the foundation pit is improved, and meanwhile, the concrete layer sprayed outside the reinforcing steel bar layers can prevent soft soil on the side walls of the foundation pit from falling from gaps among the reinforcing steel bar mesh layers;
2. the arrangement of the inserting blocks and the inserting grooves facilitates the adjacent protection plates to be inserted together, and meanwhile, the arrangement of the protection plates increases the rigidity of the whole supporting device, and when the soft soil of the foundation pit inclines towards the interior of the foundation pit;
3. the connection stability of the reinforcing steel bar net layer and the side wall of the foundation pit can be improved by matching the connecting plate, the baffle, the first inserting rod and the second inserting rod, and the effect of ensuring the stability of the foundation pit is achieved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is an exploded view showing a portion of a reinforcing mesh layer.
In the figure, 1, a reinforcing mesh layer; 11. fixing a column; 12. hooking; 2. a concrete layer; 3. a connecting plate; 31. hanging a ring; 32. a first plunger; 4. a baffle plate; 41. a second plunger; 5. a protection plate; 51. inserting a block; 52. a slot; 53. a fixing bolt; 6. positioning the pile; 7. and (5) protruding stabs.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a composite supporting structure for weak soil foundation ditch, including reinforcing bar stratum reticulare 1, reinforcing bar stratum reticulare 1 lateral wall and foundation ditch lateral wall butt, a lateral wall fixedly connected with fixed column 11 of reinforcing bar stratum reticulare 1 near the foundation ditch, fixed column 11 is pegged graft in the foundation ditch lateral wall, 1 outer spraying concrete layer 2 of reinforcing bar stratum reticulare, fixed column 11 is pegged graft in the lateral wall of foundation ditch, reinforcing bar stratum reticulare 1 and the stability of being connected of foundation ditch lateral wall have been increased, the concrete layer 2 of spraying can prevent that the weak soil of foundation ditch lateral wall from dropping in the foundation ditch after the reinforcing bar stratum reticulare 1 is fixed to be accomplished, the weak soil to the foundation ditch lateral wall has played the guard action, only need carry out fixed connection with fixed column 11 and reinforcing bar stratum reticulare 1 during the while is used, reach and provide better for the foundation.
Referring to fig. 2, a connecting plate 3 is arranged on the upper surface of the side wall of the foundation pit, a hanging ring 31 is hinged at one end of the connecting plate 3 close to the side wall of the foundation pit, a plurality of hooks 12 are fixedly connected to the top end of a reinforcing mesh layer 1 at equal intervals, the hooks 12 are hung in the hanging ring 31, a first inserting rod 32 is arranged above the connecting plate 3, the first inserting rod 32 penetrates through the connecting plate 3 and is inserted into the upper surface of the side wall of the foundation pit, a baffle plate 4 is fixedly connected below the reinforcing mesh layer 1, the side wall of the baffle plate 4 is abutted against the side wall of the reinforcing mesh layer 1, the lower surface of the baffle plate 4 is abutted against the upper surface of the foundation pit, a second inserting rod 41 is arranged on the upper surface of the baffle plate 4, the second inserting rod 41 penetrates through the baffle plate 4 and is inserted into the lower surface of the foundation pit, when in use, a fixing column 11 is, to articulate link 31 hook at connecting plate 3 lateral wall in couple 12, use first inserted bar 32 to run through connecting plate 3 and peg graft first inserted bar 32 in the lateral wall of foundation ditch from the upper surface of lateral wall of foundation ditch under the circumstances of guaranteeing connecting plate 3 lower surface and lateral wall upper surface butt of foundation ditch, baffle 4 and connecting plate 3 set up the stability that has increased reinforcing bar net layer 1 and foundation ditch connection, when the weak soil of lateral wall of foundation ditch has the tendency of slope in the foundation ditch, connecting plate 3 and baffle 4 set up and can prevent that reinforcing bar net layer 1 from sliding in to the foundation ditch, the stability of foundation ditch has been guaranteed, the stability for the foundation ditch provides the guarantee.
Referring to fig. 1 and 2, a protection plate 5 is arranged on one side wall of a reinforcement net layer 1 far away from a foundation pit, the protection plate 5 is made of steel plates, two adjacent side walls of the protection plate 5 are fixedly connected with insertion blocks 51, the insertion blocks 51 are of a T-shaped plate structure, insertion slots 52 are formed in the side walls of the protection plate 5 and the insertion blocks 51, which are symmetrical to each other, when a plurality of protection plates 5 are spliced, the insertion blocks 51 of adjacent anti-skid plates are inserted into the insertion slots 52, fixing bolts 53 are fixedly connected to the side walls of the protection plate 5 near a reinforcement net plate, the fixing bolts 53 are of a circular columnar structure, the fixing bolts 53 are perpendicular to the protection plate 5, when the protection plate is used, the insertion blocks 51 of the adjacent side wall protection plates 5 correspond to the insertion slots 52, the insertion blocks 51 are inserted into the insertion slots 52, the fixing bolts 53 penetrate through the reinforcement net layer 1 and are inserted into the, make things convenient for staff's transport guard plate 5, the wholeness between the polylith guard plate 5 can be guaranteed for T type plate structure to inserted block 51 simultaneously, and the stability that inoxidizing coating and foundation ditch are connected has been guaranteed in setting up of gim peg 53, and setting up of steel sheet layer has increased whole supporting construction's wholeness simultaneously, has reached the effect of guaranteeing foundation ditch security.
Referring to fig. 1, one side fixedly connected with of guard plate 5 is kept away from the steel bar otter board protruding thorn 7, and the setting of protruding thorn 7 has increased the stability of being connected between the material of foundation ditch intussuseption and the steel deck.
Referring to fig. 1, one side that reinforcing bar stratum reticulare 1 was kept away from to baffle 4 is provided with spud pile 6, and spud pile 6 is pegged graft in the bottom of foundation ditch and the upper surface of pilot pin and the fixed surface parallel and level of baffle 4, and the setting of spud pile has increased the stability of foundation ditch, and setting up of spud pile 6 can prevent that baffle 4 from sliding to the foundation ditch internal slipping simultaneously, has reached the effect of guaranteeing foundation ditch stability.
The implementation principle of the embodiment is as follows: during the use with fixed column 11 grafting in the lateral wall of foundation ditch, keep away from one side of foundation ditch with baffle 4 fixed connection again at 1 bottom on reinforcing bar stratum reticulare, use second inserted bar 41 to peg graft in the foundation ditch, pour guide pile 6 again and keep away from one side on steel sheet stratum reticulare at baffle 4, with link 31 hook in couple 12, use first inserted bar 32 to run through connecting plate 3 and peg graft in the lateral wall of foundation ditch from the upper surface of foundation ditch lateral wall, spout concrete layer 2 outside reinforcing bar stratum reticulare, fixing guard plate 5 in proper order, thereby accomplish the strutting to the foundation ditch, it is safer to have reached the assurance foundation ditch, the effect that the operation of worker crowd is simple and convenient.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a compound supporting construction for soft soil foundation ditch which characterized in that: including fixed column (11) and reinforcing bar net layer (1), one side fixed connection that fixed column (11) and reinforcing bar net layer (1) are close to the foundation ditch lateral wall, and fixed column (11) level is pegged graft in the foundation ditch lateral wall, reinforcing bar net layer (1) top and foundation ditch lateral wall top parallel and level, reinforcing bar net layer (1) bottom and the diapire butt of foundation ditch, reinforcing bar net layer (1) outer spraying concrete layer (2).
2. A composite supporting structure for a soft soil foundation pit according to claim 1, characterised in that: the upper surface of foundation ditch lateral wall is provided with a plurality of connecting plates (3), and the one end that connecting plate (3) are close to the foundation ditch articulates there is link (31), and steel mesh layer (1) top fixedly connected with is hung and is buckled, and couple (12) are hung in link (31), and connecting plate (3) upper surface is provided with first inserted bar (32), and first inserted bar (32) bottom runs through connecting plate (3) and pegs graft in the upper surface of foundation ditch lateral wall.
3. A composite supporting structure for a soft soil foundation pit according to claim 1, characterised in that: the foundation ditch bottom is provided with a plurality of baffles (4), and reinforcing bar stratum reticulare (1) and baffle (4) fixed connection, baffle (4) upper surface are provided with second inserted bar (41), and baffle (4) are run through to second inserted bar (41) bottom and peg graft in the foundation ditch bottom.
4. A composite supporting structure for a soft soil foundation pit according to claim 1, characterised in that: one side of the reinforcing steel bar net layer (1) far away from the side wall of the foundation pit is fixedly connected with a plurality of protection plates (5).
5. A composite supporting structure for soft soil foundation pits according to claim 4, characterized in that: the protection plate (5) is characterized in that the two adjacent two side walls of the protection plate (5) are fixedly connected with the insertion blocks (51), the side walls of the protection plate (5) and the side walls of the insertion blocks (51) are symmetrical, the insertion grooves (52) are formed in the side walls of the protection plate (5) and the side walls of the insertion blocks (51), and the insertion blocks (51) of the adjacent protection plate (5) are inserted into the insertion grooves.
6. A composite supporting structure for soft soil foundation pits according to claim 4, characterized in that: one side of the protection plate (5) close to the reinforcing steel bar net layer (1) is fixedly connected with a fixing bolt (53), and the fixing bolt (53) penetrates through the reinforcing steel bar net layer (1) and is inserted into the side wall of the foundation pit.
7. A composite supporting construction for a soft soil foundation pit according to claim 3, characterised in that: one end, far away from the side wall of the foundation pit, of the baffle plate (4) is provided with a positioning pile (6), the positioning pile (6) is inserted at the bottom end of the foundation pit, and the upper surface of the positioning pile (6) is flush with the upper surface of the baffle plate (4).
8. A composite supporting structure for soft soil foundation pits according to claim 4, characterized in that: one side of the protection plate (5) far away from the reinforcement mesh layer (1) is fixedly connected with a convex thorn (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020623506.9U CN212001158U (en) | 2020-04-22 | 2020-04-22 | Composite supporting structure for soft soil foundation pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020623506.9U CN212001158U (en) | 2020-04-22 | 2020-04-22 | Composite supporting structure for soft soil foundation pit |
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| CN212001158U true CN212001158U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020623506.9U Active CN212001158U (en) | 2020-04-22 | 2020-04-22 | Composite supporting structure for soft soil foundation pit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321494A (en) * | 2021-12-25 | 2022-04-12 | 广东冠雄建设集团有限公司 | Municipal pipeline protection structure and construction method thereof |
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2020
- 2020-04-22 CN CN202020623506.9U patent/CN212001158U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321494A (en) * | 2021-12-25 | 2022-04-12 | 广东冠雄建设集团有限公司 | Municipal pipeline protection structure and construction method thereof |
| CN114321494B (en) * | 2021-12-25 | 2023-09-08 | 广东冠雄建设集团有限公司 | Municipal pipeline protection structure and construction method thereof |
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