CN204919882U - Assembled shear force wall - Google Patents
Assembled shear force wall Download PDFInfo
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- CN204919882U CN204919882U CN201520697663.3U CN201520697663U CN204919882U CN 204919882 U CN204919882 U CN 204919882U CN 201520697663 U CN201520697663 U CN 201520697663U CN 204919882 U CN204919882 U CN 204919882U
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- wall
- shear wall
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- shaped steel
- edge
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 97
- 239000010959 steel Substances 0.000 claims abstract description 97
- 238000010276 construction Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 230000002787 reinforcement Effects 0.000 description 6
- 239000004567 concrete Substances 0.000 description 5
- 239000002002 slurry Substances 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The utility model provides an assembled shear force wall, including the wall body, the inside wall body of following of edge restraint component at the horizontal both ends of wall body vertically is provided with shaped steel, the fore -and -aft both ends of wall body are stretched out respectively at the both ends of shaped steel, the bottom corner department of the edge restraint component of wall body is provided with first breach. The utility model provides the intensity and the deformability of shear force wall edge restraint component are further strengthened in the efficiency and the security of high component split design, prefabricating production, hoist and mount construction, both can improve the bearing capacity of shear force wall, simultaneously with the shear force wall of vertical direction distribution even for whole, improve assembled shear force wall's anti -seismic performance.
Description
Technical field
The utility model belongs to the prefabricated and technical field of construction of prefabricated concrete structure, relates to a kind of fabricated shear wall.
Background technology
Shear wall structure has higher supporting capacity and lateral deformation stiffness, effectively can resist horizontal loads, and anti-seismic performance is good.For realizing builing industry industrialization upgrading, mounting technology is introduced shear wall structure, realize fabricated shear wall structure, be widely used in semi-high-rise housing building, give full play to the advantage of assembled architecture standardized designs, suitability for industrialized production, mechanization installation, reduce production and construction cost and environment pollution.
Fabricated shear wall structure is that unit carries out fractionation design, produces and install with layer, and fabricated shear wall between layers reinforcing bar can reliably connect, be directly connected to the quake-resistant safety performance of fabricated shear wall structure, especially in fabricated shear wall edge member, can reinforcing bar effectively connect.At present, fabricated shear wall Vertical bar connection mainly contains steel bushing grouting connection and slurry anchor bar splicing two kinds.There is sleeve and make the defects such as complicated, grouting quality is wayward, prefabricated and working procedure is complicated in steel bushing grouting connection; There is the problems such as vertical reinforcement overlap joint is eccentric, lapped length of steel bar is longer, prefabricated complex procedures in the bar splicing of slurry anchor.Adopt the fabricated shear wall component of above-mentioned two kinds of bar connecting forms, in Experimental Study on Seismic Behavior, edge member destroys comparatively early, and anti-seismic performance is a little less than cast-in-place shear wall component.
Summary of the invention
For above-mentioned problems of the prior art or defect, the purpose of this utility model is, provides a kind of fabricated shear wall.
To achieve these goals, the utility model adopts following technical scheme:
A kind of fabricated shear wall, comprise body of wall, the edge constraint component inside of the transverse ends of described body of wall is vertically arranged with shaped steel along body of wall, and the two ends of body of wall longitudinal direction are stretched out at the two ends of described shaped steel respectively; The bottom corner place of the edge constraint component of described body of wall is provided with the first breach.
Particularly, described shaped steel adopts T steel, and comprise mutual vertically disposed web and the edge of a wing, the web of described T-steel be arranged in parallel with body of wall in body of wall, and the axis of the axis of web and body of wall is in same vertical plane; And the edge of a wing is near body of wall end, web is near body of wall centre position.
Further, the web of described T-steel and the top on the edge of a wing and bottom are provided with multiple first bolt hole.
Further, the top corners place of the edge constraint component at described body of wall two ends is provided with the second breach.
Further, the bottom even in the distributed area of described body of wall is distributed with multiple reserving hole, and the axis of the axis of reserving hole and body of wall is in same vertical plane.
Further, the bottom of described shaped steel flushes with the bottom of described body of wall.
Particularly, described T-steel be all not less than 6mm with the thickness of web.
Particularly, the width on the described edge of a wing is not more than 100mm.
Compared with prior art, the utility model has following technique effect:
1, the inner pre-buried shaped steel of fabricated shear wall, improve component and split design, Prefabrication, the efficiency of lifting construction and safety, the Strength and Dformation ability of further reinforcement shear wall edge constraint component, both the bearing capacity of shear wall can have been improved, again the shear wall that vertical direction distributes is linked as entirety, improves the anti-seismic performance of fabricated shear wall structure.
2, the shaped steel in upper strata assembling shear wall and lower floor's shaped steel assembled in shear wall adopt the first additional steel plate and the second annex steel plate, utilize bolt to connect, under the prerequisite meeting safety of structure, simplify prefabricated and working procedure; In installation process, bolt can play temporary fixed effect, and final installation quality can be controlled.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is bottom sectional view of the present utility model;
Fig. 3 is T-steel connection diagram;
Fig. 4 is the right side view of Fig. 3;
Fig. 5 is the structural representation of the first additional steel plate;
Fig. 6 is the structural representation of the second additional steel plate;
Number in the figure represents: 1-body of wall, 2-shaped steel, the 3-the second breach, 4-reinforcing bar, the 5-the first breach, 6-the first bolt hole, the 7-the first additional steel plate, the 8-the second annex steel plate, 201-web, 202-edge of a wing, 9-edge constraint component, the 10-the second bolt hole, 11-reserving hole.
Below in conjunction with drawings and Examples scheme of the present utility model done and explain in further detail and illustrate.
Detailed description of the invention
Defer to technique scheme, see Fig. 1 and 2, fabricated shear wall of the present utility model, comprises body of wall 1, and described body of wall 1 two sides transversely with are longitudinally distributed with reinforcing bar 4, form latticed reinforcing bar.Edge constraint component 9 inside of the transverse ends of described body of wall 1 is vertically arranged with shaped steel 2 along body of wall 1, and the two ends of body of wall 1 longitudinal direction are stretched out at the two ends of described shaped steel 2 respectively; The bottom corner place of described edge constraint component 9 is provided with the first breach 5.Described edge constraint component 9 refers in shear wall structure the region being positioned at body of wall two ends, is configured with stirrup in this region, for increasing the deformability of body of wall.The width of edge constraint component is about 400mm.The transverse direction of described body of wall 1 refers to direction parallel to the ground, and the longitudinal direction of described body of wall 1 refers to direction perpendicular to the ground.
The bottom of the two sides of described body of wall 1 by bottom within the scope of 600 ~ 800mm of top-direction, and the top of the two sides of body of wall 1 by top within the scope of 400 ~ 500mm of bottom direction, the reinforcing bar 4 of cross direction profiles is encrypted, the spacing of the reinforcing bar 4 after encryption is 50mm, for ensureing the body of wall 1 longitudinally rigidity at both ends and the reliability of connection.
Fabricated shear wall of the present invention, the inner pre-buried shaped steel 2 of its edge constraint component 9, improve component and split design, Prefabrication, the efficiency of lifting construction and safety, the Strength and Dformation ability of further reinforcement shear wall edge constraint component, both can improve the bearing capacity of shear wall, each layer fabricated shear wall had been linked as entirety simultaneously; Described upper strata assembling shear wall and lower floor assemble between shear wall exists Prefabricated integral reinforced concrete floor, the top of the shaped steel 2 in lower floor's assembling shear wall is stretched out the top of body of wall and passes floor, align in shaped steel 2 bottom of assembling shear wall with upper strata, the two is adopted and connects in welded or bolted way; The shaped steel 2 of vertical adjacent two pieces of shear walls connects for handled easily personnel by described first breach 5, and is convenient to bottom stirrup being sleeved on shaped steel 2, realizes the connection of laterally adjacent two pieces of shear walls.
Preferably, the bottom of described shaped steel 2 flushes with the bottom of described body of wall 1.Shear wall of the present invention is when constructing, and upper strata assembling shear wall contacts with floor; If the bottom of shaped steel 2 exceeds the bottom of body of wall 1, after the shaped steel end part aligning of shear wall is assembled by upper strata assembling shear wall and lower floor, will cause upper strata assemble the body of wall 1 of shear wall bottom cannot with seat pulp layer close contact, affect the globality of upper strata body of wall and floor; If the bottom of shaped steel 2 is lower than the bottom of body of wall 1, then when the bottom of the body of wall 1 of upper strata assembling shear wall and after sitting pulp layer close contact, can space be left between the shaped steel end of upper strata assembling shear wall and lower floor's assembling shear wall, make shaped steel connect Earthing Reliability and reduce.To sum up, if the bottom of shaped steel 2 does not flush with the bottom of described body of wall 1, the contact area of upper strata body of wall and floor will be caused less, cause the instability that shear wall is installed.
Further, described shaped steel 2 adopts T steel, comprises mutual vertically disposed web 201 and the edge of a wing 202, and the web 201 of described T steel be arranged in parallel with body of wall 1 in body of wall 1, and the axis of the axis of web 201 and body of wall 1 is in same vertical plane; And the edge of a wing 202 is near body of wall 1 end, web 201 is near body of wall 1 centre position.
Because of under monolithic shear wall planar horizontal loads, there is the situation of being successively decreased to bottom surface center linear by two ends, bottom surface in its body of wall bottom surface moment of flexure, namely two ends, bottom surface moment of flexure is maximum, and in the middle part of bottom surface, moment is zero.When installing section bar in body of wall, the interior force value that the section bar being distributed in body of wall transverse ends is subject to is comparatively large, and therefore selected section bar needs to produce larger stress value; In being subject to the closer to the section bar in body of wall centre position, force value is less, and selected section bar only needs to produce less stress value.Based on above-mentioned analysis, the present invention adopts T-steel, and meeting while shear wall has enough supporting capacitys and rigidity, be arranged on the edge of a wing 202 of T-steel near body of wall end position, web 201 is near body of wall centre position.The setting of above-mentioned T-steel with configure square steel in conventional method body of wall and compare with H-shaped steel, configuration is more reasonable, gives full play to the mechanical property of material, more economizes material.
The edge of a wing 202 of described T-steel and the thickness of web 201 are all not less than 6mm, and object avoids T-steel in installation process because body of wall self gravitation causes unstability.
The thickness of traditional shear wall is approximately 200mm, the width on the described edge of a wing 202 is not more than 100mm, both sides, the edge of a wing 202 are made to leave the space of about 50mm, at the both sides level distribution reinforcing bar of shear wall and vertical reinforcing bar, for forming effective constraint to the concrete around shaped steel.
The edge of a wing 202 is no more than 150mm apart from the distance of body of wall end, make configurable two longitudinal reinforcements in the end of body of wall, concrete around the common binding type steel of stirrup in described longitudinal reinforcement and edge constraint component 9, so that concrete and reinforcing bar better wrap up shaped steel, increase the globality of shaped steel and shear wall.
It is inner that described web 201 is positioned at edge constraint component 9, and its width is set to 250 ~ 300mm.
In addition, preferred T-steel is convenient to the connection between upper strata body of wall and lower floor's body of wall, no matter with bolts or welding, more other forms of shaped steel connects, the bolted application operability of fabricated shear wall T-steel is strong, construction quality with guarantee, and arrange more reasonable.
Further, the web 201 of described T-steel and the top on the edge of a wing 202 and bottom are provided with multiple first bolt hole 6.
Assembling shear wall in upper strata adopts bolt to be connected with the shaped steel 2 that lower floor assembles in shear wall, specific implementation is: the top alignment of upper strata being assembled the shaped steel 2 in the lower end of the shaped steel 2 in shear wall and lower floor's assembling shear wall, adopt 2 first additional steel plates 7, be arranged on the both sides of the web 201 of upper strata assembling shear wall and the web 201 of lower floor's assembling shear wall respectively, double shear docking is adopted to connect, first additional steel plate 7 is distributed with second bolt hole 10 corresponding with the first bolt hole 6 position on web 201, screw bolt passes first is adopted to add the second bolt hole 10 on steel plate 7 and the first bolt hole 6 on web 201, and adopt the second additional steel plate 8, simple shear docking is adopted to connect, second additional steel plate 8 is distributed with second bolt hole 10 corresponding with the first bolt hole 6 position on the edge of a wing 202, thus realizes being fixedly connected with of shaped steel 2 in upper strata assembling shear wall and the shaped steel 2 in lower floor assembling shear wall.
Wherein, the internal force size that the grade of bolt, diameter and the internal force of arrangement suffered by the monolithic body of wall of structured design phase are assigned on T-steel is determined, thus ensures the safety of reliability and the structure connected.
Alternatively, the top of described T-steel is stretched out the length on body of wall 1 top and is: the line-spacing+150 ~ 300 (mm) of the end distance+bolt hole of bolt hole; The length that body of wall 1 bottom is stretched out in the bottom of described T-steel is: the line-spacing+150 ~ 300 (mm) of the end distance+bolt hole of bolt hole.
The length that body of wall 1 is stretched out in longitudinal height of described first breach 5 and the bottom of T-steel is identical, and its transverse width exceeds T-steel web near the side of body of wall medium position about 10 ~ 20mm, and object is convenient to laterally adjacent shear wall connected by stirrup.
Further, the top corners place of described body of wall 1 edges at two ends confining part is provided with the second breach 3.The width of the second breach 3 is identical with the first breach 5 width, and the length of highly stretching out body of wall 1 top for the top of T-steel deducts the thickness of floor.The distributed areas that second breach 3 makes the first bolt hole 6 of shaped steel 2 end are comparatively extensive, can according in practical operation to the different needs of bolt number, regulate flexibly; The shaped steel being convenient to upper strata shear wall is connected by the first additional steel plate and the second additional steel plate with the shaped steel of lower floor's shear wall.
Further, the bottom in the distributed area of described body of wall 1 is evenly distributed with multiple reserving hole (cast iron sleeve or slurry anchor overlap joint hole) along both sides, body of wall axis, and the axis of the axis of reserving hole and body of wall is in same vertical plane, it is inner installs cast iron sleeve or high-strength spiral stirrup, makes upper strata body of wall and lower floor body of wall adopt steel bushing to be in the milk and is connected or starches anchor bar splicing.The distributed area of described body of wall 1 refers to body of wall 1 and removes zone line beyond edge constraint component.
Upper strata body of wall is connected with the steel bushing grouting passing through above-mentioned layout of steel bar anchoring in lower floor's body of wall distributed area or the reinforcing bar starched in anchor bar splicing realizes, object is, when running into earthquake conditions, because the two connected mode exists the difference of Rigidity and strength, after the T-steel Joint failure of stressed larger body of wall edge constraint component, the connected mode in above-mentioned distributed area prevents the global failure of body of wall, provides certain safety guarantee.
The assembly method of fabricated shear wall of the present utility model, specifically comprises the following steps:
Step 1: install lower floor's assembling shear wall, its top arranges Prefabricated integral reinforced concrete floor, shaped steel 2 upper end in lower floor's assembling shear wall is through floor, aligns in the lower end of the shaped steel 2 assembled in shear wall with upper strata;
Step 2: assemble at floor and upper strata and carry out seat between shear wall and starch, formed and sit pulp layer; And the upper end of the vertical reinforcement in lower floor's assembling shear wall distributed area is through sitting pulp layer;
Step 3: the shaped steel 2 of the shaped steel 2 and lower floor's assembling shear wall that utilize the first additional steel plate 7 and the second annex steel plate 8 upper strata to be assembled shear wall is connected and fixed; Upper strata is assembled the top that the distributed area body of wall of shear wall assembles in the bottom of the distributed area body of wall of shear wall and lower floor, adopt steel bushing grouting to connect or slurry anchor bar splicing mode connects;
Step 4: bottom stirrup being enclosed within the first breach 5 place shaped steel 2, realizes the connection of laterally adjacent shear wall;
Step 5: the first breach 5 and the second breach 3 are tamped with concrete.
Claims (8)
1. a fabricated shear wall, comprise body of wall (1), it is characterized in that, edge constraint component (9) inside of the transverse ends of described body of wall (1) is vertically arranged with shaped steel (2) along body of wall (1), and the longitudinal two ends of body of wall (1) are stretched out at the two ends of described shaped steel (2) respectively; The bottom corner place of the edge constraint component (9) of described body of wall (1) is provided with the first breach (5).
2. fabricated shear wall as claimed in claim 1, it is characterized in that, described shaped steel (2) adopts T steel, comprise mutual vertically disposed web (201) and the edge of a wing (202), the web (201) of described T-steel be arranged in parallel with body of wall (1) in body of wall (1), and the axis of the axis of web (201) and body of wall (1) is in same vertical plane; And the edge of a wing (202) are near body of wall (1) end, web (201) is near body of wall (1) centre position.
3. fabricated shear wall as claimed in claim 2, is characterized in that, the web (201) of described T-steel and the top of the edge of a wing (202) and bottom are provided with multiple first bolt hole (6).
4. fabricated shear wall as claimed in claim 2, it is characterized in that, the top corners place of the edge constraint component at described body of wall (1) two ends is provided with the second breach (3).
5. the fabricated shear wall as described in claim arbitrary in Claims 1 to 4, it is characterized in that, the bottom even in the distributed area of described body of wall (1) is distributed with multiple reserving hole, and the axis of the axis of reserving hole and body of wall is in same vertical plane.
6. the fabricated shear wall as described in claim arbitrary in Claims 1 to 4, is characterized in that, the bottom of described shaped steel (2) flushes with the bottom of described body of wall (1).
7. the fabricated shear wall as described in claim arbitrary in claim 2 ~ 4, is characterized in that, the thickness of (202) of described T-steel and web (201) is all not less than 6mm.
8. the fabricated shear wall as described in claim arbitrary in claim 2 ~ 4, is characterized in that, the width of the described edge of a wing (202) is not more than 100mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520697663.3U CN204919882U (en) | 2015-09-10 | 2015-09-10 | Assembled shear force wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520697663.3U CN204919882U (en) | 2015-09-10 | 2015-09-10 | Assembled shear force wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204919882U true CN204919882U (en) | 2015-12-30 |
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ID=54969020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520697663.3U Expired - Fee Related CN204919882U (en) | 2015-09-10 | 2015-09-10 | Assembled shear force wall |
Country Status (1)
| Country | Link |
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| CN (1) | CN204919882U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268997A (en) * | 2017-08-04 | 2017-10-20 | 付志红 | One kind is multi-functional to be used for wall and slab form ruggedized construction component |
| CN107460969A (en) * | 2017-08-11 | 2017-12-12 | 淮海工学院 | A kind of assembly method of new precast concrete shear wall |
| CN108118802A (en) * | 2018-02-12 | 2018-06-05 | 沈阳建筑大学 | A kind of fabricated shear wall horizontal connection energy-dissipation structure and its construction method |
| CN109356281A (en) * | 2018-11-12 | 2019-02-19 | 山东大学 | A kind of prefabricated reinforcing bar-combined concrete shear wall splicing apparatus and application method |
| CN110439141A (en) * | 2019-07-26 | 2019-11-12 | 广州大学 | It is a kind of for fabricated shear wall can tolerance steel section jointing structure |
| CN115653158A (en) * | 2022-10-10 | 2023-01-31 | 中建八局第二建设有限公司 | Novel vertically-distributed steel bar disconnected assembled type section steel shear wall and construction method |
-
2015
- 2015-09-10 CN CN201520697663.3U patent/CN204919882U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268997A (en) * | 2017-08-04 | 2017-10-20 | 付志红 | One kind is multi-functional to be used for wall and slab form ruggedized construction component |
| CN107460969A (en) * | 2017-08-11 | 2017-12-12 | 淮海工学院 | A kind of assembly method of new precast concrete shear wall |
| CN108118802A (en) * | 2018-02-12 | 2018-06-05 | 沈阳建筑大学 | A kind of fabricated shear wall horizontal connection energy-dissipation structure and its construction method |
| CN109356281A (en) * | 2018-11-12 | 2019-02-19 | 山东大学 | A kind of prefabricated reinforcing bar-combined concrete shear wall splicing apparatus and application method |
| CN110439141A (en) * | 2019-07-26 | 2019-11-12 | 广州大学 | It is a kind of for fabricated shear wall can tolerance steel section jointing structure |
| CN115653158A (en) * | 2022-10-10 | 2023-01-31 | 中建八局第二建设有限公司 | Novel vertically-distributed steel bar disconnected assembled type section steel shear wall and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 |