CN217679836U - Bottom-reinforced high-strength concrete combined shear wall - Google Patents
Bottom-reinforced high-strength concrete combined shear wall Download PDFInfo
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- CN217679836U CN217679836U CN202221849818.7U CN202221849818U CN217679836U CN 217679836 U CN217679836 U CN 217679836U CN 202221849818 U CN202221849818 U CN 202221849818U CN 217679836 U CN217679836 U CN 217679836U
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Abstract
The utility model relates to a building engineering technical field specifically discloses a bottom strenghthened type high strength concrete combination shear force wall, and it includes the wall body and sets up reinforcing bar in the wall body, pre-buried a plurality of steel sheet in the bottom of wall body, the steel sheet is followed the equal vertical rigid coupling of length direction's of wall body both sides terminal surface has the otic placode, be provided with on the otic placode and be used for connecting rather than adjacent the connection structure of otic placode, the steel sheet both sides the reinforcing bar with steel sheet looks rigid coupling. This application has the effect that improves the ductility of wall body bottom.
Description
Technical Field
The application relates to the technical field of constructional engineering, in particular to a bottom reinforced high-strength concrete combined shear wall.
Background
Shear walls, also known as wind-resistant walls, earthquake-resistant walls or structural walls, are walls of houses or structures which mainly bear horizontal loads and vertical loads (gravity) caused by wind loads or earthquake action, also known as earthquake-resistant walls, and are generally made of reinforced concrete.
The shear wall comprises a prefabricated shear wall, a cast-in-place shear wall and the like, the cast-in-place shear wall, peripheral beams and columns are simultaneously poured, the integrity is good, and the strength is high, wherein the cast-in-place shear wall is the reinforced concrete shear wall which is most commonly used, when the reinforced concrete shear wall is constructed, reinforcing steel bars are generally bound firstly, then a formwork is erected and poured, and the reinforced concrete shear wall can be obtained after the reinforced concrete is dried.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the ductility of the reinforced concrete shear wall is mainly provided by the internal reinforcing steel bars, when the reinforced concrete shear wall is greatly vibrated, the reinforcing steel bars are very easy to buckle, particularly, the probability of buckling of the reinforcing steel bars at the bottom of the wall body is higher, and after the reinforcing steel bars buckle, the ductility and the bearing capacity of the wall body are both reduced to a certain degree, so that the wall body is difficult to play a subsequent bearing role.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that ductility and bearing capacity of wall body bottom descend by a wide margin when receiving great vibrations, this application provides a bottom strenghthened type high strength concrete composite shear wall.
The application provides a bottom strenghthened type high-strength concrete combination shear force wall adopts following technical scheme:
the utility model provides a bottom strenghthened type high strength concrete combination shear force wall, is in including wall body and setting reinforcing bar in the wall body, pre-buried in the bottom of wall body has a plurality of steel sheet, the steel sheet is followed the equal vertical rigid coupling of length direction's of wall body both sides terminal surface has the otic placode, be provided with on the otic placode and be used for connecting rather than adjacent the connection structure of otic placode, the steel sheet both sides the reinforcing bar with steel sheet looks rigid coupling.
Through adopting above-mentioned technical scheme, before pricking the reinforcing bar, place the steel sheet in relevant position earlier, make the otic placode between the steel sheet offset, then make through connection structure and fix between otic placode and the otic placode, ligature reinforcing bar again, make the reinforcing bar fixed connection of perpendicular to steel sheet on the steel sheet simultaneously, at last prop up the mould again, pour, this moment because the steel sheet has been buried in the wall body bottom, and the ductility coefficient of steel sheet is between 8-13, belong to higher level, and then improved the ductility of wall body effectively, the bearing capacity and the shock resistance that also make the wall body simultaneously all promote by a wide margin.
Optionally, the connecting structure includes a bolt penetrating through two adjacent ear plates and a nut screwed on the bolt, and the head of the bolt and the nut clamp the two adjacent ear plates.
Through adopting above-mentioned technical scheme, when connecting two adjacent steel sheets, only need pass two adjacent otic placodes with the bolt, then twist nut or bolt through manual or electric tool, make bolt and nut press from both sides two otic placodes tightly, it is comparatively simple and convenient to operate, connection stability is higher.
Optionally, a lug is fixedly connected to the ear plate on one side of the steel plate, and a groove matched with the lug in an inserting manner is formed in the ear plate on the other side of the steel plate.
Through adopting above-mentioned technical scheme, be close to and offset two steel sheets each other, make the lug of the otic placode on one of them steel sheet peg graft in the recess of the otic placode on another steel sheet, further improve the stability between two steel sheets, and can also avoid taking place the dislocation between two adjacent steel sheets effectively.
Optionally, the equal horizontal rigid coupling of steel sheet both ends face has a plurality of fixed strip, the perpendicular to the steel sheet the reinforcing bar with the fixed strip welds mutually.
Through adopting above-mentioned technical scheme, when pricking the reinforcing bar, place the one end of the reinforcing bar of perpendicular to steel sheet on the fixed strip, then weld reinforcing bar and fixed strip, because the welding area of fixed strip and reinforcing bar is great, and then make and be connected more firm between reinforcing bar and the steel sheet, still avoid drilling on the steel sheet simultaneously, and then influence the intensity and the ductility of steel sheet.
Optionally, the bottom surface of the fixing strip close to the ground is arranged to incline upwards from the side close to the steel plate to the side far away from the steel plate.
Through adopting above-mentioned technical scheme, the inclined plane of fixed strip makes the more smooth flow of concrete to each space department, has avoided the concrete to be difficult to flow the position of juncture between fixed strip bottom and the steel sheet effectively to avoid producing the space.
Optionally, the two ends of the wall body are integrally poured with hidden columns, and the steel plate is provided with through holes for the steel bars on the hidden columns to penetrate through.
Through adopting above-mentioned technical scheme, the hidden column has further strengthened the anti bucking ability of wall body, and the reinforcing bar on the hidden column passes the steel sheet, has also improved the connection steadiness between hidden column and the steel sheet.
Optionally, I-shaped steel is embedded in the hidden column along the vertical direction.
Through adopting above-mentioned technical scheme, the I-steel has improved the ductility of hidden post effectively, makes the hidden post more firm, and perforates the reinforcing bar that makes on the hidden post and can pass the steel sheet smoothly, and then makes the reinforcing bar of hidden post avoid destroying, and then makes the stability of hidden post not influenced, and the hidden post still has improved the holistic steadiness of wall body to a certain extent.
Optionally, the i-beam abuts against the lug plate close to the i-beam, the bolt penetrates through the i-beam, the bolt on the i-beam penetrates through the lug plate close to the i-beam, and the bolt on the i-beam is also in threaded connection with the nut.
Through adopting above-mentioned technical scheme, link to each other through the bolt between I-steel and the otic placode, further improved the stability of being connected of I-steel and steel sheet, and then make also being connected more stable between steel sheet and the hidden column to improve the wholeness of wall body.
In summary, the present application includes at least one of the following beneficial technical effects:
1. because the steel plate is embedded in the bottom of the wall body, and the ductility of the steel plate is higher, the ductility of the wall body is effectively improved, and the bearing capacity and the shock resistance of the wall body are greatly improved;
2. when two adjacent steel plates are connected, the bolts only need to penetrate through the two adjacent lug plates, and then the nuts are screwed by a manual or electric tool, so that the nuts at the two ends of the bolts are tightly abutted against the lug plates, the operation is simple and convenient, and the connection stability is high;
3. when pricking the reinforcing bar, place the one end of the reinforcing bar of perpendicular to steel sheet on the fixed strip, then weld reinforcing bar and fixed strip, also weld the reinforcing bar with the steel sheet simultaneously, and then make between reinforcing bar and the steel sheet welded more firm.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present application after hiding part of concrete.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Reference numerals are as follows: 1. a wall body; 2. reinforcing steel bars; 3. a steel plate; 31. perforating; 4. an ear plate; 41. a bump; 42. a groove; 5. a connecting structure; 51. a bolt; 52. a nut; 6. a fixing strip; 7. a hidden column; 71. and (4) H-shaped steel.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses bottom strenghthened type high strength concrete composite shear wall. Referring to fig. 1 and 2, bottom strenghthened type high-strength concrete combination shear force wall includes wall body 1 and the reinforcing bar 2 of setting in wall body 1, pre-buried in the bottom of wall body 1 has a plurality of steel sheet 3, the specific quantity of steel sheet 3 and the length phase-match of actual wall body 1, the equal vertical welding of the both sides terminal surface of the length direction of wall body 1 is followed to steel sheet 3 has otic placode 4, be provided with on the otic placode 4 and be used for connecting rather than the connection structure 5 of adjacent otic placode 4, the reinforcing bar 2 and the 3 looks rigid couplings of steel sheet of 3 both sides of steel sheet.
Place steel sheet 3 in the assigned position, make two adjacent otic placodes 4 link to each other through connection structure 5, and then make two adjacent steel sheets 3 link to each other, again because steel sheet 3's ductility is higher, improved wall body 1's ductility effectively, also make wall body 1's bearing capacity and shock resistance all promote by a wide margin simultaneously.
Referring to fig. 2, the connecting structure 5 may be a bolt 51 penetrating through two adjacent ear plates 4 and a nut 52 in threaded connection with the bolt 51, and the bolt 51 and the nut 52 clamp the two adjacent ear plates 4; the connecting structure 5 can also be formed by directly connecting the two ear plates 4 by welding; or, the connection is performed by both the bolt 51 and the nut 52 and the reinforcement is performed by welding, in the embodiment of the present application, the connection structure 5 is the bolt 51 and the nut 52. The bolt 51 is passed through two adjacent ear plates 4, and then the nut 52 is tightened, so that the two ear plates 4 are clamped by the bolt 51 and the nut 52, the operation is simple and convenient, and the connection stability is high.
Referring to fig. 2, a lug 41 is integrally formed on the ear plate 4 on one side of the steel plate 3, and a groove 42 adapted to the lug 41 in an inserting manner is formed on the ear plate 4 on the other side. When two steel sheets 3 are close to each other, the lug 41 of the lug plate 4 on one of the steel sheets 3 is inserted into the groove 42 of the lug plate 4 on the other steel sheet 3, so that the stability between the two steel sheets 3 is further improved, and the dislocation between the two adjacent steel sheets 3 can be effectively avoided.
Refer to fig. 1, 3 equal horizontal welding of both ends face of steel sheet has a plurality of fixed strip 6, the quantity and the position of fixed strip 6 also calculate according to operating condition, the bottom surface that fixed strip 6 is close to ground is by being close to 3 one sides slopes of steel sheet 3 of keeping away from upwards by one side of steel sheet, 2 welding of reinforcing bar of perpendicular to steel sheet 3 are on fixed strip 6, and in the embodiment of this application, 2 welding still of reinforcing bar with 3 welding of steel sheet of perpendicular to steel sheet 3, reinforcing bar 2 welds with fixed strip 6 and steel sheet 3 simultaneously promptly.
When ligature reinforcing bar 2, place the one end of the reinforcing bar 2 of perpendicular to steel sheet 3 on fixed strip 6, then weld reinforcing bar 2 and fixed strip 6 to also weld reinforcing bar 2 and steel sheet 3, because the welding area of fixed strip 6 and reinforcing bar 2 is great, and then make and be connected more firm between reinforcing bar 2 and the steel sheet 3. The inclined plane of the fixing strip 6 enables the concrete to flow to each gap more smoothly, and the situation that the concrete is difficult to flow to the junction between the bottom of the fixing strip 6 and the steel plate 3 is effectively avoided, so that gaps are avoided.
Referring to fig. 1 and 2, embedded columns 7 are integrally cast at two ends of a wall body 1, through holes 31 for penetrating through reinforcing steel bars 2 on the embedded columns 7 are formed in a steel plate 3, i-shaped steel 71 is pre-embedded in the embedded columns 7 in the vertical direction, the i-shaped steel 71 abuts against an ear plate 4 close to the i-shaped steel 71, bolts 51 are also arranged on the i-shaped steel 71 in a penetrating manner, the bolts 51 on the i-shaped steel 71 penetrate through the ear plate 4 close to the i-shaped steel 71, and nuts 52 are also in threaded connection with two ends of the bolts 51 on the i-shaped steel 71.
The hidden column 7 pre-embedded with the I-shaped steel 71 further enhances the buckling resistance of the wall body 1, the I-shaped steel 71 is connected with the ear plate 4 through the bolt 51, the connection stability of the I-shaped steel 71 and the steel plate 3 is further improved, the steel bars 2 on the hidden column 7 penetrate through the steel plate 3, the connection stability between the hidden column 7 and the steel plate 3 is also improved, and the steel plate 3 and the hidden column 7 are further connected more stably, so that the integrity of the wall body 1 is improved.
The implementation principle of this application embodiment bottom strenghthened type high strength concrete combined shear wall does: firstly, placing the steel plates 3 at corresponding positions to enable the lug plates 4 between the steel plates 3 to be abutted, then inserting the bolts 51 into the two lug plates 4, and screwing the nuts 52 to enable the lug plates 4 to be fixed with the lug plates 4; and binding the steel bars 2 to enable the steel bars 2 perpendicular to the steel plates 3 to be welded with the fixing strips 6 and the steel plates 3.
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 bottom strenghthened type high strength concrete combination shear force wall, includes wall body (1) and sets up reinforcing bar (2) in wall body (1), its characterized in that: a plurality of steel plates (3) are pre-buried in the bottom of the wall body (1), the steel plates (3) are arranged along the vertical fixedly connected end faces of the two sides of the length direction of the wall body (1) and provided with lug plates (4), the lug plates (4) are provided with connecting structures (5) used for being connected with the lug plates (4) and adjacent to the lug plates, and the steel bars (2) on the two sides of the steel plates (3) are fixedly connected with the steel plates (3).
2. The bottom-reinforced high-strength concrete composite shear wall according to claim 1, characterized in that: the connecting structure (5) comprises bolts (51) arranged on the two adjacent ear plates (4) in a penetrating mode and nuts (52) connected to the bolts (51) in a threaded mode, the head portions of the bolts (51) and the nuts (52) clamp the two adjacent ear plates (4) tightly.
3. The bottom-reinforced high-strength concrete composite shear wall according to claim 1, characterized in that: one side of the steel plate (3) is fixedly connected with a lug (41) and the other side of the lug plate (4), and a groove (42) matched with the lug (41) in an inserting manner is formed in the lug plate (4).
4. The bottom-reinforced high-strength concrete composite shear wall according to claim 1, characterized in that: the equal horizontal rigid coupling of steel sheet (3) both ends face has a plurality of fixed strip (6), the perpendicular to steel sheet (3) reinforcing bar (2) with fixed strip (6) weld mutually.
5. The bottom-reinforced high-strength concrete composite shear wall according to claim 4, characterized in that: the bottom surface of the fixing strip (6) close to the ground is arranged to incline upwards from one side close to the steel plate (3) to one side far away from the steel plate (3).
6. The bottom-reinforced high-strength concrete composite shear wall of claim 2, characterized in that: hidden columns (7) are integrally poured at two ends of the wall body (1), and through holes (31) for the steel bars (2) on the hidden columns (7) to penetrate through are formed in the steel plates (3).
7. The bottom-reinforced high-strength concrete composite shear wall according to claim 6, characterized in that: i-shaped steel (71) is embedded in the hidden column (7) along the vertical direction.
8. The bottom-reinforced high-strength concrete composite shear wall of claim 7, wherein: the I-steel (71) is abutted to the lug plate (4) close to the I-steel (71), the bolt (51) is arranged on the I-steel (71) in a penetrating mode, the bolt (51) on the I-steel (71) penetrates through the lug plate (4) close to the I-steel (71), and the bolt (51) on the I-steel (71) is also in threaded connection with the nut (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221849818.7U CN217679836U (en) | 2022-07-18 | 2022-07-18 | Bottom-reinforced high-strength concrete combined shear wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221849818.7U CN217679836U (en) | 2022-07-18 | 2022-07-18 | Bottom-reinforced high-strength concrete combined shear wall |
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| Publication Number | Publication Date |
|---|---|
| CN217679836U true CN217679836U (en) | 2022-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221849818.7U Active CN217679836U (en) | 2022-07-18 | 2022-07-18 | Bottom-reinforced high-strength concrete combined shear wall |
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| CN (1) | CN217679836U (en) |
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- 2022-07-18 CN CN202221849818.7U patent/CN217679836U/en active Active
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