CN214460446U - A reinforced structure for SMW worker method stake support system - Google Patents
A reinforced structure for SMW worker method stake support system Download PDFInfo
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- CN214460446U CN214460446U CN202022767872.4U CN202022767872U CN214460446U CN 214460446 U CN214460446 U CN 214460446U CN 202022767872 U CN202022767872 U CN 202022767872U CN 214460446 U CN214460446 U CN 214460446U
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Abstract
The utility model relates to a reinforced structure for SMW worker method stake support system relates to foundation ditch retaining structure's field, and it includes the foundation ditch body, the inside wall of foundation ditch body is equipped with the supporting steel sheet, it keeps away from to strut the steel sheet lower extreme one side of foundation ditch body is equipped with the horizontal plate, the interval is equipped with a plurality of first stocks, and is a plurality of on the horizontal plate the lower extreme of first stock runs through the horizontal plate and inserts in the soil of foundation ditch body below with be used for with it is fixed in to strut the steel sheet this is internal in the foundation ditch, the lateral wall of foundation ditch body with it is equipped with the multiunit reinforcement to strut between the steel sheet, the reinforcement be used for with it is fixed in to strut the steel sheet on the inside wall of foundation ditch body. This application has the effect of saving foundation ditch inner construction space, the later stage of being convenient for is under construction in the foundation ditch.
Description
Technical Field
The application relates to the field of foundation pit support structures, in particular to a reinforcing structure for an SMW construction method pile support system.
Background
The SMW method is a common foundation pit supporting mode, and is characterized by that in the SMW method a multi-shaft drilling stirrer is used to drill at a certain depth on the site, at the same time a cement reinforcer is sprayed out from the drill bit, and repeatedly mixed and stirred with foundation soil, and between every two construction units the overlapped construction is adopted, then before the cement-soil mixture body is hardened, H-shaped steel or steel plate is inserted as its stress reinforcing material, and the cement is hardened so as to form a continuous and complete seamless underground wall body with a certain strength and rigidity.
A Chinese patent with the application number of CN201320564641.0 discloses an SMW stiffening wall inclined strut type foundation pit combined enclosure structure, which comprises a continuously sleeved triaxial cement mixing pile wall, a composite soil retaining and water stopping supporting structure formed by internally inserted profile steel and a steel pipe inclined strut; the two ends of the steel pipe diagonal brace are respectively supported on the capping beam and the concrete buttress, the capping beam is provided with a bracket, the concrete buttress is arranged at the bottom plate of the central island, one side of the bracket and the concrete buttress is provided with a pre-embedded iron plate, and the pre-embedded iron plate is welded with the steel pipe diagonal brace.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: set up the steel pipe bracing, reserve the earthwork in foundation ditch inside, occupied most space in the foundation ditch, brought inconvenience to the construction of later stage in the foundation ditch, and influenced the construction in later stage.
SUMMERY OF THE UTILITY MODEL
In order to save the inside construction space of foundation ditch, the later stage of being convenient for is under construction in the foundation ditch, this application provides a reinforced structure that is used for SMW worker method stake supporting system.
The application provides a reinforced structure for SMW worker method stake support system adopts following technical scheme:
the utility model provides a reinforced structure for SMW worker method stake is strutted system, includes the foundation ditch body, the inside wall of foundation ditch body is equipped with the support steel sheet, it keeps away from to strut the steel sheet lower extreme one side of foundation ditch body is equipped with the horizontal plate, the interval is equipped with a plurality of first stock on the horizontal plate, and is a plurality of the lower extreme of first stock runs through the horizontal plate and inserts in the soil of foundation ditch body below in order to be used for with it is fixed in to strut the steel sheet this internally of foundation ditch, the lateral wall of foundation ditch body with it is equipped with the multiunit reinforcement to strut between the steel sheet, the reinforcement is used for with it is fixed in to strut the steel sheet on the inside wall of foundation ditch body.
Through adopting the above technical scheme, first stock is convenient for constructor will strut the steel sheet and vertically be fixed in the foundation ditch, the multiunit reinforcement makes and struts the steel sheet and fix at foundation ditch body inside wall, the installation that makes the steel sheet of strutting is more firm, inboard formation protection at the foundation ditch body, support the inboard of foundation ditch body, the structure that makes the foundation ditch body is more firm, reinforcement and the steel sheet of strutting on the foundation ditch body lateral wall cooperate, avoided supporting the steel sheet in the foundation ditch, the inside construction space of foundation ditch has been saved, be convenient for the later stage in the foundation ditch construction.
Optionally, the reinforcement comprises: embedding embedded bars and stop blocks;
the embedded steel bars are horizontally arranged, one end of each embedded steel bar is arranged on the inner side wall of the foundation pit body, the other end of each embedded steel bar penetrates through the supporting steel plate, and the stop blocks are assembled at the other ends of the embedded steel bars in a threaded mode and used for fixing the supporting steel plate on the inner side wall of the foundation pit body in a clamping mode.
Through adopting above-mentioned technical scheme, twist and move the dog, make dog and pre-buried bar planting screw-thread assembly to strut the inside wall of steel sheet clamp fastening in the foundation ditch body, make and strut firm the installing on the foundation ditch body of steel sheet, also saved the construction space in the foundation ditch simultaneously.
Optionally, a plurality of pull rods are arranged at intervals at the upper end of the supporting steel plate, the pull rods are in an L shape, the free ends of the horizontal portions of the pull rods are fixedly connected with the supporting steel plate, the horizontal portions of the pull rods stretch over the inner side wall of the foundation pit body, and the vertical portions of the pull rods are located on the outer side of the foundation pit body and inserted into a soil body.
Through adopting above-mentioned technical scheme, the horizontal part of pull rod has the pulling force to the outside to strutting the steel sheet upper end, and the vertical part of pull rod has the fixed action to the pull rod in inserting the soil, and the pull rod is used for the upper end of strutting the steel sheet and the lateral wall of foundation ditch body closely laminating together, makes to strut difficult separation between the upper end of steel sheet and the inside wall of foundation ditch body, makes the installation of strutting the steel sheet more firm.
Optionally, the outer side of the foundation pit body and the corresponding position of the pull rod are provided with a fixed pier, and the vertical part of the pull rod penetrates through the fixed pier and is fixedly connected with the fixed pier.
Through adopting above-mentioned technical scheme, the anchor block makes the vertical portion of pull rod be difficult for with the soil body separation, in the soil body in the foundation ditch body outside of being fixed in more firm to ensure the pull rod to strut the taut effect of steel sheet upper end.
Optionally, a plurality of supporting plates are arranged on the periphery of the fixed pier at intervals.
Through adopting above-mentioned technical scheme, the backup pad has the fender effect that separates, makes the hard emergence of hard in vertical direction of hard mound remove, in the better soil body that is fixed in to with the vertical part of pull rod better be fixed in the soil body.
Optionally, a concrete layer is arranged between the supporting steel plate and the inner side wall of the foundation pit body.
Through adopting above-mentioned technical scheme, concrete layer makes to strut to be connected more closely between the inside wall of steel sheet and foundation ditch body, makes to strut the steel sheet and be difficult for separating with the foundation ditch body.
Optionally, the method further includes: the connecting piece, the connecting piece is equipped with a plurality ofly, strut the steel sheet and form by four blocks of steel board end to end concatenation in proper order, adjacent two divide and lay through a plurality of intervals between the steel sheet connecting piece fixed connection.
By adopting the technical scheme, the supporting steel plate is formed by splicing four steel plates, so that the supporting steel plate is convenient for construction personnel to install the supporting steel plate, and the four steel plates are connected by the connecting piece, so that the steel plates are connected into a whole to form the supporting steel plate, and the supporting steel plate is more stable.
Optionally, the connecting member includes: a connecting plate and a locking bolt;
the connecting plates are horizontally arranged, the connecting plates are L-shaped, two locking bolts are arranged, and two side edges of each connecting plate are respectively locked and fixed with the inner side walls of the two adjacent steel distribution plates through the locking bolts.
Through adopting above-mentioned technical scheme, the connecting plate will be adjacent two and divide the steel sheet to establish ties, will connect the plate and divide to press from both sides tightly between the steel sheet fixedly through the locking bolt, make adjacent two divide the connection between the steel sheet more firm, convenient operation.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the supporting steel plate forms protection on the inner side of the foundation pit body and supports the inner side of the foundation pit body, so that the structure of the foundation pit body is more stable, and the reinforcing member on the side wall of the foundation pit body is matched with the supporting steel plate, so that the supporting of the supporting steel plate in the foundation pit is avoided, the internal construction space of the foundation pit is saved, and later construction in the foundation pit is facilitated;
2. screwing the stop block to assemble the stop block with the embedded steel bar embedding threads so as to clamp and fasten the supporting steel plate on the inner side wall of the foundation pit body, so that the supporting steel plate is firmly installed on the foundation pit body, and meanwhile, the construction space in the foundation pit is saved;
3. the supporting steel plate is formed by splicing four steel plates, so that a constructor can conveniently install the supporting steel plate, and the four steel plates are connected by the connecting piece, so that the steel plates are integrally connected to form the supporting steel plate, and the supporting steel plate is more stable.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic view of a connection structure between two adjacent steel plates and a connecting piece in the embodiment of the application;
fig. 3 is a schematic top view of an embodiment of the present application.
Reference numerals: 1. a foundation pit body; 2. supporting a steel plate; 21. dividing steel plates; 3. a first anchor rod; 4. a reinforcement; 41. embedding embedded steel bars; 42. a stopper; 5. a pull rod; 6. fixing the pier; 7. a support plate; 8. a concrete layer; 9. a connecting member; 91. a connecting plate; 92. locking the bolt; 10. a horizontal plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a reinforced structure for an SMW construction method pile supporting system. Referring to fig. 1 and 2, the reinforcing structure for the SMW construction method pile support system includes a foundation pit body 1, a first anchor rod 3 and a connecting member 9, the foundation pit body 1 is rectangular, the side wall of the foundation pit body 1 is a triaxial cement-soil mixed pile wall formed by mixing and piling triaxial cement mixed piles, a support steel plate 2 is arranged on the inner side wall of the foundation pit body 1, and the support steel plate 2 is formed by sequentially splicing four sub-steel plates 21 end to end.
Connecting piece 9 is equipped with a plurality ofly, and 9 fixed connection of connecting piece that lay through a plurality of vertical intervals between two adjacent branch steel sheets 21, connecting piece 9 includes: a connecting plate 91 and a lock bolt 92; the connecting plate 91 is laid horizontally, the connecting plate 91 is L-shaped and is made of steel, two locking bolts 92 are arranged, two side edges of the connecting plate 91 are respectively provided with a fixing through hole, one side, close to the inner side wall of two adjacent steel plates 21, of each two adjacent steel plates is respectively provided with a plurality of first thread grooves in a vertically spaced mode, and the two locking bolts 92 respectively penetrate through the two fixing through holes and are assembled with the first thread grooves in a threaded mode to clamp and fix the connecting plate 91 on the supporting steel plate 2.
Divide one side that foundation ditch body 1 was kept away from to steel sheet 21's lower extreme to be equipped with horizontal plate 10, horizontal plate 10 with divide steel sheet 21 integrated into one piece, first stock 3 is equipped with a plurality ofly, a plurality of perforation have been seted up to the upper surface interval of horizontal plate 10, the lower extreme of a plurality of first stocks 3 respectively vertically runs through a plurality of perforation and inserts in order to will strut in the soil body of foundation ditch body 1 below 2 vertical being fixed in foundation ditch body 1.
Be equipped with multiunit reinforcement 4 between foundation ditch body 1's lateral wall and the support steel sheet 2, reinforcement 4 is used for to strut on steel sheet 2 is fixed in foundation ditch body 1's the inside wall, and reinforcement 4 includes: embedding embedded bars 41 and a stop block 42; pre-buried bar planting 41 level is laid, the one end of pre-buried bar planting 41 is pre-buried in foundation ditch body 1's inside wall, it has seted up the locking through-hole to strut steel sheet 2 and the corresponding department of pre-buried bar planting 41, the other end of pre-buried bar planting 41 runs through the locking through-hole, dog 42 has been close to one side of strutting steel sheet 2 and has seted up the second thread groove, second thread groove inside wall is equipped with the internal thread, the other end of pre-buried bar planting 41 is equipped with the external screw thread, the other end and the second thread groove screw assembly of pre-buried bar planting 41, dog 42 is used for will strutting on steel sheet 2 presss from both sides the tight inside wall that is fixed in foundation ditch body 1.
Referring to fig. 1 and 3, in order to avoid a gap between the inner side wall of the foundation pit body 1 and the steel dividing plate 21, concrete is poured between the supporting steel plate 2 and the inner side wall of the foundation pit body 1 to form a concrete layer 8, the concrete layer 8 enables the supporting steel plate 2 and the inner side wall of the foundation pit body 1 to be connected more closely, and the supporting steel plate 2 is not easy to separate from the foundation pit body 1.
The upper end interval of strutting steel sheet 2 is equipped with a plurality of pull rods 5, and pull rod 5 is steel, and pull rod 5 is L shape, and 5 horizontal parts of pull rod's free end with strut steel sheet 2 welded fastening, 5 horizontal parts of pull rod span the inside wall of foundation ditch body 1, and the vertical part of pull rod 5 is located the outside of foundation ditch body 1 and inserts in the soil body.
The outside of foundation ditch body 1 is equipped with anchor block 6 with the corresponding department of pull rod 5, and anchor block 6 is formed by concrete placement, and the vertical part of pull rod 5 runs through anchor block 6 and with anchor block 6 fixed connection. The periphery of hard mound 6 is equipped with a plurality of backup pads 7 at the interval, backup pad 7 and hard mound 6 integrated into one piece, and backup pad 7 slope upwards lays.
The horizontal part of pull rod 5 has the pulling force to the outside to strutting the upper end of steel sheet 2, and pull rod 5 has the fixed action to pull rod 5 in the vertical part of pull rod 5 inserts the soil body, and pull rod 5 is used for the upper end of strutting steel sheet 2 and the close laminating of lateral wall of foundation ditch body 1 together, makes to strut difficult separation between the upper end of steel sheet 2 and the inside wall of foundation ditch body 1, makes the installation of strutting steel sheet 2 more firm.
The implementation principle of the reinforcing structure for the SMW construction method pile supporting system is as follows: will strut steel sheet 2 and laminate in foundation ditch body 1 inside wall, make pre-buried bar planting 41 run through and strut steel sheet 2, twist and move dog 42, will strut steel sheet 2 and press from both sides tightly to be fixed in on foundation ditch body 1's the inside wall, thereby the inboard at foundation ditch body 1 forms the protection, support foundation ditch body 1's inboard, make foundation ditch body 1's structure more firm, reinforcement 4 on foundation ditch body 1 lateral wall cooperatees with strutting steel sheet 2, avoided supporting steel sheet 2 in the foundation ditch, the inside construction space of foundation ditch has been saved, be convenient for the later stage in the foundation ditch construction.
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 reinforced structure for SMW worker method stake support system, includes foundation ditch body (1), its characterized in that: the inside wall of foundation ditch body (1) is equipped with and struts steel sheet (2), it keeps away from to strut steel sheet (2) lower extreme one side of foundation ditch body (1) is equipped with horizontal plate (10), the interval is equipped with a plurality of first stock (3) on horizontal plate (10), and is a plurality of the lower extreme of first stock (3) runs through horizontal plate (10) and insert in the soil of foundation ditch body (1) below in order to be used for with it is fixed in to strut steel sheet (2) in foundation ditch body (1), the lateral wall of foundation ditch body (1) with it is equipped with multiunit reinforcement (4) to strut between steel sheet (2), reinforcement (4) be used for with it is fixed in to strut steel sheet (2) on the inside wall of foundation ditch body (1).
2. The reinforcing structure for an SMW-process pile support system according to claim 1, wherein: the reinforcement (4) comprises: embedding embedded bars (41) and a stop block (42);
the embedded steel bars (41) are horizontally arranged, one end of each embedded steel bar (41) is arranged on the inner side wall of the foundation pit body (1), the other end of each embedded steel bar (41) penetrates through the supporting steel plate (2), and the stop block (42) is assembled at the other end of each embedded steel bar (41) in a threaded mode and used for clamping and fixing the supporting steel plate (2) on the inner side wall of the foundation pit body (1).
3. The reinforcing structure for an SMW-process pile support system according to claim 2, wherein: the upper end interval of strutting steel sheet (2) is equipped with a plurality of pull rods (5), pull rod (5) are L shape, pull rod (5) horizontal part's free end with strut steel sheet (2) fixed connection, pull rod (5) horizontal part spanes the inside wall of foundation ditch body (1), the vertical part of pull rod (5) is located the outside of foundation ditch body (1) and insert in the soil body.
4. The reinforcing structure for an SMW-process pile support system according to claim 3, wherein: the outer side of the foundation pit body (1) and the corresponding position of the pull rod (5) are provided with a fixed pier (6), and the vertical part of the pull rod (5) penetrates through the fixed pier (6) and is fixedly connected with the fixed pier (6).
5. The reinforcing structure for an SMW-process pile support system according to claim 4, wherein: and a plurality of supporting plates (7) are arranged on the periphery of the fixed pier (6) at intervals.
6. The reinforcing structure for an SMW-process pile support system according to claim 5, wherein: and a concrete layer (8) is arranged between the supporting steel plate (2) and the inner side wall of the foundation pit body (1).
7. The reinforcing structure for an SMW-process pile support system according to claim 6, wherein: further comprising: connecting piece (9), connecting piece (9) are equipped with a plurality ofly, strut steel sheet (2) and splice in proper order by four and divide steel sheet (21) head and the tail to form, adjacent two divide and lay through a plurality of intervals between steel sheet (21) connecting piece (9) fixed connection.
8. The reinforcing structure for an SMW-process pile support system according to claim 7, wherein: the connecting piece (9) comprises: a connecting plate (91) and a locking bolt (92);
the connecting plates (91) are horizontally arranged, the connecting plates (91) are L-shaped, two locking bolts (92) are arranged, and two side edges of the connecting plates (91) are respectively locked and fixed with the inner side walls of the two adjacent steel distribution plates (21) through the locking bolts (92).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022767872.4U CN214460446U (en) | 2020-11-25 | 2020-11-25 | A reinforced structure for SMW worker method stake support system |
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| CN202022767872.4U CN214460446U (en) | 2020-11-25 | 2020-11-25 | A reinforced structure for SMW worker method stake support system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319374A (en) * | 2021-12-21 | 2022-04-12 | 海南大学 | Early warning automatic reaction's waterproof supporting construction of deep basal pit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319374A (en) * | 2021-12-21 | 2022-04-12 | 海南大学 | Early warning automatic reaction's waterproof supporting construction of deep basal pit |
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