CN109208787B - Assembly type shear wall connecting structure and construction method thereof - Google Patents
Assembly type shear wall connecting structure and construction method thereof Download PDFInfo
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- CN109208787B CN109208787B CN201811361170.7A CN201811361170A CN109208787B CN 109208787 B CN109208787 B CN 109208787B CN 201811361170 A CN201811361170 A CN 201811361170A CN 109208787 B CN109208787 B CN 109208787B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
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Abstract
An assembled shear wall connecting structure and a construction method thereof relate to a wall connecting structure and a construction method thereof. Shear force wall monomer up end buries underground and is fixed with grafting steel component, grafting steel component is equipped with joint portion, the concave rectangle slot that is equipped with of terminal surface under the shear force wall monomer, location channel-section steel tank bottom both sides are connected fixedly through two rows of positioning bolt and rectangle slot tank bottom, the curved system of two support arm free ends of location channel-section steel has the joint, grafting steel component and the cooperation of pegging graft of location channel-section steel, and joint portion card cooperation restriction grafting steel component and location channel-section steel break away from each other respectively, rectangle slot length direction's both sides cell wall is pre-buried respectively has a plurality of internal thread sleeves, internal thread sleeve has connect fastening bolt soon, support the injecture to two support arms of location channel-section steel, one side cell wall of rectangle slot width direction is equipped with. The assembly is simple and effective, the alignment is accurate and quick, and the self has a certain supporting and positioning effect.
Description
Technical Field
The invention relates to a wall connecting structure and a construction method thereof, in particular to an assembled shear wall connecting structure and a construction method thereof.
Background
The assembly type building is a building form that a large number of building parts are processed and prefabricated in a factory and then transported to a construction site for assembly, has the advantages of energy conservation, environmental protection, improvement of operation efficiency, material saving and the like compared with the traditional cast-in-place concrete building form, and is also a main development direction of the building industry.
The connected mode of precast shear wall horizontal joint seam generally reserves the reinforcing bar end among the assembly, recycles grout sleeve when the assembly and carries out the slip casting with the reinforcing bar end and connect fixedly, later formwork benefit concrete, grout telescopic connected mode has higher requirement to the installation accuracy, the reinforcing bar end is hardly accurate counterpoint, formwork benefit concrete is also comparatively troublesome moreover, still need support the location to the precast shear wall that is located the top before the intensity on the concrete, the efficiency of construction is lower.
Therefore, there is a need for an assembled shear wall connection structure that is simple and effective in assembly, accurate and fast in alignment, and has a certain supporting and positioning effect.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an assembly type shear wall connecting structure and a construction method thereof.
The invention adopts the following technical scheme: an assembly type shear wall connecting structure comprises a plurality of shear wall single bodies, wherein every two shear wall single bodies are connected into a whole through an inserting steel piece and a positioning channel steel, the inserting steel piece is fixedly embedded in the middle position of the upper end face of each shear wall single body along the length direction of the shear wall single body, the inserting steel piece is strip steel and comprises an integrally-made inverted T-shaped embedded bottom and a wedge-shaped exposed top, clamping parts are respectively arranged on two sides of the wedge-shaped exposed top, a rectangular slot is concavely arranged in the middle position of the lower end face of each shear wall single body along the length direction of the shear wall single body, the rectangular slot corresponds to the inserting steel piece and is wider than the inserting steel piece, the positioning channel steel is arranged in the middle position of the rectangular slot, two sides of the bottom of the positioning channel steel are fixedly connected with the bottom of the rectangular slot through two rows of positioning bolts, and clamping joints are respectively formed, the grafting steel part and the cooperation of pegging graft of location channel-section steel, and two joint portion and two joint head card cooperation restriction grafting steel part and location channel-section steel break away from each other respectively, and every shear force wall free rectangle slot length direction's both sides cell wall is pre-buried respectively at horizontal interval has a plurality of internal thread sleeves, every internal thread sleeve has connect fastening bolt soon, and is a plurality of fastening bolt supports the injecing to two support arms of constant head tank steel respectively, and one side cell wall of every shear force wall free rectangle slot width direction is equipped with two grout holes, and width direction's opposite side cell wall is equipped with two grout holes of arranging, two grout holes with two grout hole one-to-ones are arranged and are located location channel-section steel both sides setting respectively.
The invention discloses a construction method of an assembly type shear wall connecting structure, which comprises the following steps:
the method comprises the following steps: processing and prefabricating a plurality of shear wall monomers in a factory, and simultaneously ensuring that the connection of the splicing steel piece, the positioning channel steel and the internal thread sleeve of each shear wall monomer is firm and stable;
step two: the shear wall single bodies are conveyed to a construction site to be sequentially hoisted, the rectangular slots of the shear wall single bodies positioned above are aligned to the splicing steel pieces of the shear wall single bodies positioned below, the shear wall single bodies positioned above slowly fall down to be positioned on the shear wall single bodies positioned below, and the positioning channel steel of the shear wall single bodies positioned above is well spliced and fixed with the splicing steel pieces of the shear wall single bodies positioned below under the action of gravity;
step three: connect fastening bolt soon respectively in the free internal thread sleeve of shear force wall that is located the top, until every fastening bolt all stretch into in the rectangle slot with location channel-section steel in close contact with, carry out the slip casting to two free grout holes of shear force wall that are located the top through the mode of pressure slip casting, have the grout to spill over until two grout holes, carry out the shutoff to two grout holes and two grout holes, until the grout congeals the sclerosis can.
Compared with the prior art, the invention has the beneficial effects that: the shear wall monomer is simple and ingenious in structure, the insertion steel piece is arranged on the upper end face of the shear wall monomer, the positioning channel steel is arranged in the rectangular slot on the lower end face of the shear wall monomer, the two shear wall monomers are connected into a whole through the insertion steel piece and the positioning channel steel, the positioning channel steel is simple and effective, the alignment is rapid, the two support arms of the positioning channel steel are supported through the fastening bolt to prevent outward expansion, the two sides of the positioning channel steel in the rectangular slot are subjected to grouting, the strength is improved through the fastening bolt, the connection is reliable, a certain supporting and positioning effect is achieved on the shear wall monomer above the positioning channel steel, and the construction efficiency.
Drawings
FIG. 1 is a schematic view of a connection structure of two shear wall units;
FIG. 2 is an isometric view of an assembly of two shear wall monomers;
FIG. 3 is an isometric view of a split construction of a shear wall cell of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is an axonometric view of the connection structure of the insertion steel piece and the positioning channel steel of the invention.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the invention, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
The first embodiment is as shown in fig. 1 ~ and fig. 5, the invention discloses an assembly type shear wall connecting structure, which comprises a plurality of shear wall monomers 1, wherein each two shear wall monomers 1 are connected into a whole through a splicing steel part 2 and a positioning channel steel 3, the middle position of the upper end face of each shear wall monomer 1 is fixedly embedded along the length direction of the shear wall monomer, the splicing steel part 2 is strip-shaped steel and comprises an integrally-made inverted T-shaped embedded bottom part 2-1 and a wedge-shaped exposed top part 2-2, the two sides of the wedge-shaped exposed top part 2-2 are respectively provided with a clamping part 2-3, the middle position of the lower end face of each shear wall monomer 1 is concavely provided with a rectangular slot 1-1 along the length direction, the rectangular slot 1-1 corresponds to the splicing steel part 2 and has a width larger than the width of the splicing steel part 2, the middle position in the rectangular slot 1-1 is provided with a positioning channel steel 3, the two sides of the bottom of the positioning channel steel 3 are fixedly connected with the rectangular slot 1-1 through two rows of positioning bolts 4, the rectangular slot 1-1 is bent towards the inner side, the two free ends of the two positioning arms 3, the two positioning channel steel parts are respectively matched with the positioning channel steel 3, the two positioning sleeve joints 3, the two positioning channel steel parts 3, the two positioning channel steel 1-3 are respectively, the two positioning sleeve joints 3, the two positioning channel steel 1-3 are arranged in the horizontal direction, the two positioning channel steel 1-3, the two positioning channel steel connectors are respectively, the two positioning channel steel connectors are arranged in the two positioning channel steel 1-1, the two positioning channel steel connectors, the.
The second embodiment is as follows: as shown in fig. 1 and 4, in this embodiment, a first specific embodiment is further described, a groove 1-2 is horizontally formed in an outer side surface of each of two side groove walls of the rectangular slot 1-1 of each shear wall unit 1 in the length direction, the groove 1-2 connects a plurality of corresponding internal thread sleeves 5, and an outer end of each internal thread sleeve 5 is flush with a bottom of the corresponding groove 1-2. After the two supporting arms of the positioning channel steel 3 are supported and limited through the fastening bolts 6, the shear wall monomer 1 is leveled in the groove 1-2 by using mortar.
The third concrete implementation mode: as shown in fig. 1, in this embodiment, a first embodiment is further described, a width of the bayonet 3-1 of the positioning channel 3 is smaller than a distance between two support arms of the positioning channel 3 and two side groove walls of the rectangular slot 1-1 in the length direction.
The fourth concrete implementation mode: as shown in fig. 5, in this embodiment, a first specific embodiment is further described, the insertion steel member 2 is made of high-strength steel, the clamping portion 2-3 is a right trapezoid, the positioning channel steel 3 is made of spring steel, and the clamping head 3-1 is a right triangle.
Fifth embodiment, as shown in fig. 1 and 5, the present embodiment further illustrates the first embodiment, and the thickness of the positioning channel 3 is 5mm ~ 10 mm.
In a sixth specific embodiment, as shown in fig. 1 ~ and fig. 5, the present embodiment discloses a construction method of an assembly type shear wall connection structure according to any one of the first to fifth specific embodiments ~, the construction method including the following steps:
the method comprises the following steps: a plurality of shear wall monomers 1 are processed and prefabricated in a factory, and meanwhile, the splicing steel piece 2, the positioning channel steel 3 and the internal thread sleeve 5 of each shear wall monomer 1 are connected firmly and stably;
step two: the shear wall single bodies 1 are conveyed to a construction site to be sequentially hoisted, the rectangular slots 1-1 of the shear wall single bodies 1 positioned above are aligned to the splicing steel pieces 2 of the shear wall single bodies 1 positioned below, the shear wall single bodies 1 positioned above slowly fall down to be positioned on the shear wall single bodies 1 positioned below, and the positioning channel steel 3 of the shear wall single bodies 1 positioned above is spliced and fixed with the splicing steel pieces 2 of the shear wall single bodies 1 positioned below under the action of gravity;
step three: and respectively screwing fastening bolts 6 in the internal thread sleeves 5 of the shear wall monomers 1 above until each fastening bolt 6 extends into the rectangular slot 1-1 to be in close contact with the positioning channel steel 3, grouting into the two grouting holes 7 of the shear wall monomers 1 above in a pressure grouting manner until grouting materials overflow from the two grouting holes 8, and plugging the two grouting holes 7 and the two grouting holes 8 until the grouting materials are coagulated and hardened. The position of the grout discharging hole 8 is higher than that of the grouting hole 7, and the grout discharging hole 8 is arranged close to the bottom of the rectangular slot 1-1.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides an assembled shear force wall connection structure which characterized in that: the shear wall comprises a plurality of shear wall single bodies (1), every two shear wall single bodies (1) are connected into a whole through an inserting steel piece (2) and a positioning channel steel (3), the inserting steel piece (2) is fixedly embedded in the middle of the upper end face of each shear wall single body (1) along the length direction of the shear wall single body, the inserting steel piece (2) is strip steel and comprises an integrally-made inverted T-shaped embedded bottom (2-1) and a wedge-shaped exposed top (2-2), clamping parts (2-3) are respectively arranged on two sides of the wedge-shaped exposed top (2-2), a rectangular slot (1-1) is concavely arranged in the middle of the lower end face of each shear wall single body (1) along the length direction of the shear wall single body, the rectangular slot (1-1) corresponds to the inserting steel piece (2) and has a width larger than that of the inserting steel piece (2), the positioning channel steel (3) is arranged in the middle of the rectangular slot (1-, the two sides of the bottom of the positioning channel steel (3) are fixedly connected with the bottoms of the rectangular slots (1-1) through two rows of positioning bolts (4), the free ends of two arms of the positioning channel steel (3) are respectively bent inwards to form clamping joints (3-1), the inserting steel part (2) is matched with the positioning channel steel (3) in an inserting manner, the two clamping parts (2-3) and the two clamping joints (3-1) are respectively clamped and matched to limit the inserting steel part (2) to be separated from the positioning channel steel (3), a plurality of internal thread sleeves (5) are respectively embedded in the two side slot walls of the rectangular slot (1-1) of each shear wall monomer (1) in the length direction at horizontal intervals, each internal thread sleeve (5) is screwed with a fastening bolt (6), and the plurality of fastening bolts (6) respectively support and limit the two arms of the positioning channel steel (3), the wall of one side of the rectangular slot (1-1) in the width direction of each shear wall single body (1) is provided with two grouting holes (7), the wall of the other side of the width direction is provided with two slurry discharging holes (8), and the two grouting holes (7) correspond to the two slurry discharging holes (8) one by one and are respectively positioned on two sides of the positioning channel steel (3).
2. The fabricated shear wall connection structure of claim 1, wherein: the outer side surfaces of the two side groove walls of the rectangular slot (1-1) of each shear wall single body (1) in the length direction are respectively and horizontally provided with a groove (1-2), the grooves (1-2) are used for connecting a plurality of corresponding internal thread sleeves (5), and the outer end of each internal thread sleeve (5) is parallel and level to the bottom of the corresponding groove (1-2).
3. The fabricated shear wall connection structure of claim 1, wherein: the width of the clamping joint (3-1) of the positioning channel steel (3) is smaller than the interval between the two support arms of the positioning channel steel (3) and the two side groove walls of the rectangular slot (1-1) in the length direction.
4. The fabricated shear wall connection structure of claim 1, wherein: the inserting steel piece (2) is made of high-strength steel, the clamping portion (2-3) of the inserting steel piece is in a right trapezoid shape, the positioning channel steel (3) is made of spring steel, and the clamping connector (3-1) of the positioning channel steel is in a right triangle shape.
5. The fabricated shear wall connection structure of claim 1, wherein the thickness of the positioning channel steel (3) is 5mm ~ 10 mm.
6. A construction method of the fabricated shear wall connection structure according to any one of claims 1 to 5, wherein: the construction method comprises the following steps:
the method comprises the following steps: a plurality of shear wall monomers (1) are processed and prefabricated in a factory, and meanwhile, the splicing steel piece (2), the positioning channel steel (3) and the internal thread sleeve (5) of each shear wall monomer (1) are connected firmly and stably;
step two: the shear wall single bodies (1) are conveyed to a construction site to be sequentially hoisted, the rectangular slots (1-1) of the shear wall single bodies (1) positioned above are aligned to the inserting steel pieces (2) of the shear wall single bodies (1) positioned below, the shear wall single bodies (1) positioned above slowly fall down to be located on the shear wall single bodies (1) positioned below, and the positioning channel steel (3) of the shear wall single bodies (1) positioned above is inserted and clamped with the inserting steel pieces (2) of the shear wall single bodies (1) positioned below under the action of gravity;
step three: connect fastening bolt (6) soon respectively in the internal thread sleeve (5) of the shear wall monomer (1) that is located the top, until every fastening bolt (6) all stretch into rectangle slot (1-1) in with location channel-section steel (3) in close contact with, carry out the slip casting in two grout holes (7) of the shear wall monomer (1) that is located the top through the mode of pressure slip casting, it overflows to have the grout in two grout discharge holes (8), block two grout discharge holes (7) and two grout discharge holes (8), until the grout congeals the sclerosis can.
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| CN201811361170.7A CN109208787B (en) | 2018-11-15 | 2018-11-15 | Assembly type shear wall connecting structure and construction method thereof |
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| CN201811361170.7A CN109208787B (en) | 2018-11-15 | 2018-11-15 | Assembly type shear wall connecting structure and construction method thereof |
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| CN110593437B (en) * | 2019-09-11 | 2020-10-30 | 湖南工学院 | Construction method of assembled shear wall |
| CN111173168A (en) * | 2020-01-10 | 2020-05-19 | 中国十七冶集团有限公司 | Vertical splicing structure of steel plate concrete shear wall for super high-rise building |
| EP4237635A4 (en) * | 2020-10-27 | 2024-03-13 | Seng Wong | A wall joint, method and system to form the wall joint with a mechanical connector |
| CN114687467B (en) * | 2022-02-18 | 2024-04-26 | 洛阳城市建设勘察设计院有限公司 | Vertical connection pouring method and correction support tool for assembled prefabricated shear wall |
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| US5247773A (en) * | 1988-11-23 | 1993-09-28 | Weir Richard L | Building structures |
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