CN106401191B - Grouting device for steel shear structure assembly type building and construction method thereof - Google Patents
Grouting device for steel shear structure assembly type building and construction method thereof Download PDFInfo
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- CN106401191B CN106401191B CN201610948283.1A CN201610948283A CN106401191B CN 106401191 B CN106401191 B CN 106401191B CN 201610948283 A CN201610948283 A CN 201610948283A CN 106401191 B CN106401191 B CN 106401191B
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- grouting
- steel bar
- layer steel
- flange plate
- steel beam
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
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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
- E04B2/58—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
Abstract
The invention discloses a grouting device of a steel shear structure assembly type building and a construction method thereof, wherein the grouting device comprises a grouting sleeve arranged in the belly of an H-shaped steel beam, a grouting communicating pipe, a steel bar inserting hole and a steel bar extending hole are formed in an upper flange plate of the H-shaped steel beam, a lower steel bar inserting hole is formed in a lower flange plate of the H-shaped steel beam, two ends of the grouting sleeve are respectively welded on the upper flange plate and the lower flange plate of the H-shaped steel beam, the steel bar inserting hole in the upper flange plate, the steel bar extending hole in the lower flange plate and the lower steel bar inserting hole in the lower flange plate are both communicated with the inside of the grouting sleeve, the grouting communicating pipe is arranged at the inner upper side of the lower flange plate of the H-shaped steel beam, and the grouting sleeve is communicated with the grouting communicating pipe to realize that one part is connected with the grouting sleeves to apply grouting slurry. The invention has simple structure and novel design, is convenient for industrial production, develops the structural layout and the grouting method of the interlayer steel bar connecting sleeve, and improves the grouting construction speed and the grouting quality.
Description
Technical Field
The invention relates to a connecting device between interlayer shear walls of an assembly type building and a construction method thereof, in particular to a grouting device of an assembly type building with a steel shear structure and a construction method thereof.
Background
At present, the connection method of shear walls between upper and lower floors of a reinforced concrete shear wall assembly type building mainly comprises the steps of reserving a steel bar grouting hole for connection and a grouting and screw thread sleeve for connection, and the reserved steel bar grouting hole and the currently used grouting and screw thread sleeve have a plurality of defects: 1) The pre-arranged joint bar grouting holes are difficult to manufacture and polish and are easy to plug in the holes when the prefabricated shear wall plate is produced; 2) The grouting and screw thread sleeve has high manufacturing cost, large manufacturing difficulty of reinforcing steel bars, difficult positioning and numerous exposed grouting ports, so that the construction difficulty of the shear wall plate in the manufacturing and polishing processes is large; 3) Single grouting, complex process and difficult quality guarantee; 4) The blocking of a plurality of grouting ports is difficult, slurry backflow is easily caused, the quality is reduced, more waste materials exist, and the environment is polluted. 5) The grouting ports are multiple, the wall surface appearance is influenced, and the recovery of the wall surface wastes labor, time and materials.
Disclosure of Invention
The invention provides a grouting device for a steel shear structure assembly type building and a construction method thereof, wherein a steel bar inserting grouting device is arranged in an H-shaped steel beam belly of a steel beam shear wall, the structure and the construction method of the existing grouting device are improved, and the grouting device is simple in structure, low in manufacturing cost, convenient to manufacture, beneficial to industrial production, few in grouting ports, easy to operate and free of influence on the attractiveness of a wall surface.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the H-shaped steel beam grouting device comprises a grouting sleeve arranged in the belly of an H-shaped steel beam, a grouting communicating pipe, an upper layer steel bar inserting hole and a lower layer steel bar extending hole which are formed in an upper flange plate of the H-shaped steel beam, and a lower layer steel bar inserting hole which is formed in a lower flange plate of the H-shaped steel beam, wherein two ends of the grouting sleeve are fixedly arranged on the upper flange plate and the lower flange plate of the H-shaped steel beam respectively, the upper layer steel bar inserting hole, the lower layer steel bar extending hole and the lower layer steel bar inserting hole are communicated with the grouting sleeve, the grouting communicating pipe is fixedly arranged on the inner upper side of the lower flange plate of the H-shaped steel beam, and the grouting sleeve is communicated with the grouting communicating pipe.
Furthermore, the lower layer steel bar stretching-out holes and the lower layer steel bar inserting holes are correspondingly arranged in groups.
Further, the grouting sleeve is made of a pipe material.
Furthermore, the upper layer steel bar inserting holes corresponding to the grouting sleeves correspond to the upper layer steel bars arranged in the steel beam shear wall, and the lower layer steel bar inserting hole and the lower layer steel bar extending hole which correspond to the grouting sleeve correspond to the lower layer steel bar arranged in the steel beam shear wall.
Furthermore, the number of the grouting communicating pipes is two, and the two grouting communicating pipes are respectively arranged on two sides of the web plate of the H-shaped steel beam.
Furthermore, a grouting port connector of the grouting communicating pipe is exposed at one side of the H-shaped steel beam shear wall, and one grouting communicating pipe is provided with one grouting port connector.
The invention also provides a construction method of the grouting device for the steel shear structure fabricated building, which comprises the following construction steps: the steel bar inserting holes are formed in the upper layer of the steel bar inserting holes, the grouting sleeves and the lower layer of steel bar extending holes, and the lower layer of steel bars of the H-shaped steel beam shear wall extend out of the lower layer of steel bar extending holes by the height of a floor; then, inserting the upper-layer steel bars of the H-shaped steel beam shear wall into the grouting sleeve from the upper-layer fastening insertion holes and extending the upper-layer steel bars to the lower flange plate of the H-shaped steel beam; and grouting, namely pressurizing and feeding grouting slurry into the grouting communicating pipe from a grouting port joint of the grouting communicating pipe, and sequentially feeding the grouting slurry into each grouting sleeve, the upper-layer steel bar inserting hole, the lower-layer steel bar inserting hole and the lower-layer steel bar extending hole through the grouting communicating pipe.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
the invention is arranged at the belly of the H-shaped steel beam and is poured into the upper end of the H-shaped steel beam shear wall, thereby expanding the advantages of the reinforced concrete shear wall, developing the structural arrangement and the grouting method of the interlayer steel bar connecting sleeve, and improving the grouting construction speed and the grouting quality; the H-shaped steel beam and the grouting device are prefabricated at the upper end of the reinforced concrete shear wall plate, the H-shaped steel beam and the steel column are connected to form a built-in steel frame structure, the bearing capacity of the shear wall is enhanced, the grouting sleeve and the poured concrete are welded between the upper flange plate and the lower flange plate of the H-shaped steel beam, the strength, the shearing resistance and the shock resistance of the H-shaped steel beam are greatly improved, the H-shaped steel beam is convenient to prefabricate in a factory and assemble on site, the engineering quality can be guaranteed, the construction speed is improved, the labor intensity is reduced, and the method has the need of vigorous popularization.
The grouting communicating pipes are fixedly arranged on the inner upper side of the lower flange plate of the H-shaped steel beam and on two sides of the web plate of the H-shaped steel beam respectively and communicated with the grouting sleeve, grouting slurry is pressurized and conveyed into the grouting sleeve from a grouting port joint of the grouting communicating pipes until the grouting slurry is extruded from a gap between a steel bar inserting hole and a steel bar, and grouting is finished.
A slip casting communicating pipe only has a slip casting port connector, and the side of shear force wall only is equipped with two slip casting port connectors, and the slip casting port connector is handled the reply surface course easily after the slip casting is accomplished, does not influence the aesthetic feeling of wall, and the slip casting quality is reliable.
The two ends of the grouting sleeve are respectively welded on the inner sides of an upper flange plate and a lower flange plate of the H-shaped steel beam, an upper layer steel bar inserting hole, a lower layer steel bar extending hole and a lower layer steel bar inserting hole in the upper flange plate are all communicated with the inner space of the grouting sleeve, and an upper layer steel bar is implanted into the grouting sleeve through the upper layer steel bar inserting hole and extends downwards to the upper side face of the lower flange plate of the H-shaped steel beam; the lower layer steel bar extends upwards by the length of a floor through the lower layer steel bar inserting hole, the grouting sleeve and the lower layer steel bar extending hole of the lower flange plate, and the upper layer steel bar and the lower layer steel bar are all inserted into the grouting sleeve and are solidified together through grouting slurry. The arrangement can enhance the shock resistance of the shear wall and the connection strength of the interlayer shear wall structure, ensure the engineering quality and accelerate the construction speed.
The lower layer reinforcing steel bar stretching-out hole on the upper flange plate of each group of H steel beams corresponds to the lower layer reinforcing steel bar inserting hole of the lower flange plate, the arrangement enables the structural reinforcing steel bar inside the lower layer shear wall plate to penetrate through the H steel beams through the lower layer reinforcing steel bar inserting hole, the grouting sleeve and the lower layer reinforcing steel bar stretching-out hole and upwards stretch out the height of a cast-in-place floor, and the steel beam shear wall plate, the floor and the upper and lower layer shear wall plates are condensed into a whole through grouting and floor pouring.
Drawings
FIG. 1 is a front cross-sectional structural schematic view of the present invention;
FIG. 2 is a top view of the present invention the cross-sectional structure is schematic;
FIG. 3 is a schematic top view of the present invention;
fig. 4 is a schematic bottom view of the present invention.
Wherein, 1, H steel beam; 2. grouting the sleeve; 3. grouting communicating pipes; 4. inserting holes for upper layer reinforcing steel bars; 5-1, inserting the lower layer steel bar into the hole; 5-2, and the lower layer steel bar extends out of the hole.
Detailed Description
The present invention is further illustrated in detail below with reference to examples:
a grouting device of a steel shear structure assembly type building is structurally shown in figures 1-4 and comprises a grouting sleeve 2 arranged in the belly of an H steel beam 1, a grouting communicating pipe 3, an upper-layer steel bar inserting hole 4 and a lower-layer steel bar extending hole 5-2 which are arranged on an upper flange plate of the H steel beam 1, and a lower-layer steel bar inserting hole 5-1 which is arranged on a lower flange plate of the H steel beam 1, wherein the upper-layer steel bar inserting hole 4, the lower-layer steel bar inserting hole 5-2 and the lower-layer steel bar inserting hole 5-1 are communicated with the grouting sleeve 2.
Grouting communicating pipe 3 is fixed to be set up in the interior upside of H girder steel 1 lower limb flange board, grouting sleeve 2 is linked together with grouting communicating pipe 3.
The grouting sleeve 2 is made of a pipe material, can be a square pipe, a rectangular pipe or a round pipe, the round tube can be a welded tube or a seamless tube. The two ends of the grouting sleeve 2 are respectively welded on the upper flange plate and the lower flange plate of the H-shaped steel beam 1, the diameters of the upper-layer steel bar insertion hole 4 and the lower-layer steel bar extension hole 5-2 on the upper flange plate and the lower-layer steel bar insertion hole 5-2 on the lower flange plate are slightly larger than the diameter of the steel bar arranged in the steel beam shear wall, so that the steel bar can conveniently and smoothly pass through; the upper layer steel bar inserting hole 4, the lower layer steel bar inserting hole 5-2 and the lower layer steel bar extending hole 5-1 are correspondingly communicated with the grouting sleeve 2. The upper steel bars on the steel beam shear wall are conveniently inserted into the grouting sleeve 2 from the upper steel bar inserting holes 4 and extend downwards to the lower flange plate of the H-shaped steel beam 1, also convenient for the lower layer steel bars of the steel beam shear wall to extend out of the holes from the lower layer steel bars through the grouting sleeve 2 from the lower layer steel bar insertion holes 5-2 5-1 extends into the floor and is bound and connected with the floor steel bars and the steel bars in the upper layer steel beam shear wall.
The grouting communicating pipes 3 are fixedly arranged at the left side and the right side of the web plate of the H-shaped steel beam 1 and are fixed at the inner side of the lower flange plate, and the grouting sleeve 2 is communicated with the grouting communicating pipe 3. Therefore, the two grouting communication pipes 3 are arranged, and the two grouting communication pipes 3 are respectively arranged on the two sides of the web plate of the H-shaped steel beam 1 and on the inner side of the lower flange plate.
The grouting port joints of the grouting communicating pipes 3 are exposed at one side of the H-shaped steel beam shear wall, one grouting communicating pipe 3 is provided with one grouting port joint, so that only two grouting port joints are arranged in the two grouting communicating pipes 3, and the grouting port joints need to be closed after grouting is completed, so that grouting slurry is prevented from flowing out.
The invention also provides a construction method of the grouting device for the steel shear structure fabricated building, which comprises the following construction steps:
(1) The steel bar inserting holes are formed in the mode that lower-layer steel bars of the H-shaped steel beam shear wall are inserted into the lower-layer steel bar inserting holes 5-1, the grouting sleeve 2 and the lower-layer steel bar extending holes 5-2 in sequence, and a floor height extends from the lower-layer steel bar extending holes 5-2; then, the upper-layer steel bars of the H-shaped steel beam shear wall are tightly driven from the upper layer to the insertion holes 4, inserted into the grouting sleeve 2 and extend downwards to the lower flange plate of the H-shaped steel beam;
(2) And grouting, namely pressurizing and feeding grouting slurry into the grouting communicating pipe 3 from a grouting port joint of the grouting communicating pipe 3, and sequentially feeding the grouting slurry into each grouting sleeve 2, the upper-layer steel bar inserting hole 4, the lower-layer steel bar inserting hole 5-1 and the lower-layer steel bar extending hole 5-2 through the grouting communicating pipe 3.
In the grouting process, grouting slurry is injected from a grouting port joint of a grouting communicating pipe 3, the grouting slurry is injected into each grouting sleeve 2 sequentially communicated with the grouting communicating pipe 3 through pressurization of the grouting communicating pipe 3, and the grouting slurry is extruded from the gaps of the steel bars inserted or extended from the upper layer steel bar insertion hole 4, the lower layer steel bar extension hole 5-2 of the upper flange plate and the lower layer steel bar insertion hole 5-1 of the lower flange plate through the gaps of the inserted steel bars and the steel bar insertion holes of the upper and lower layer steel beam shear walls, and the grouting is considered to be finished. Grouting slurry is injected into a plurality of grouting sleeves 2 communicated with the grouting port joint from one grouting port joint.
Finally should be the description is as follows: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: which can still be obtained with respect to the previous embodiments the technical proposal recorded is modified and the technical proposal is modified, or the equivalent substitution is made for some technical characteristics; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides a slip casting device of structure assembled building is cut to steel which characterized in that: the grouting structure comprises an H steel beam (1), a grouting sleeve (2) arranged in the belly of the H steel beam (1), a grouting communicating pipe (3), an upper layer steel bar inserting hole (4) and a lower layer steel bar extending hole (5-2) which are formed in an upper flange plate of the H steel beam (1), and a lower layer steel bar inserting hole (5-1) which is formed in a lower flange plate of the H steel beam (1), wherein two ends of the grouting sleeve (2) are fixedly arranged on the upper flange plate and the lower flange plate of the H steel beam (1) respectively, the upper layer steel bar inserting hole (4), the lower layer steel bar extending hole (5-2) and the lower layer steel bar inserting hole (5-1) are communicated with the grouting sleeve (2), the grouting communicating pipe (3) is fixedly arranged on the inner upper side of the lower flange plate of the H steel beam (1), and the grouting sleeve (2) is communicated with the grouting communicating pipe (3);
the number of the grouting communicating pipes (3) is two, and the two grouting communicating pipes (3) are respectively arranged on two sides of a web plate of the H-shaped steel beam (1);
a grouting port joint of the grouting communicating pipe (3) is exposed out of one side of the H-shaped steel beam shear wall, and one grouting communicating pipe (3) is provided with one grouting port joint;
the diameters of the upper-layer steel bar insertion hole (4) and the lower-layer steel bar extension hole (5-2) on the upper flange plate and the lower-layer steel bar insertion hole (5-2) on the lower flange plate are larger than the diameter of the steel bar arranged in the steel beam shear wall;
and observing that grouting slurry is extruded out from the gaps of the steel bars inserted or extended in the upper layer steel bar insertion hole (4) of the upper flange plate, the lower layer steel bar extension hole (5-2) and the lower layer steel bar insertion hole (5-1) of the lower flange plate through the gaps of the inserted steel bars and the steel bar insertion holes of the upper layer steel beam shear wall and the lower layer steel beam shear wall, and regarding the grouting completion.
2. The grouting device for a steel shear structure prefabricated building as claimed in claim 1, wherein: the lower-layer steel bar stretching-out holes (5-2) and the lower-layer steel bar inserting holes (5-1) are arranged in a grouping and corresponding mode.
3. The grouting device for a steel shear structure prefabricated building as claimed in claim 1, wherein: the grouting sleeve (2) is made of a pipe.
4. The grouting device of a steel shear structure fabricated building according to claim 2, wherein: the upper-layer steel bar inserting holes (4) corresponding to the grouting sleeves (2) correspond to upper-layer steel bars arranged in the steel beam shear wall, and the lower-layer steel bar inserting holes (5-1) and the lower-layer steel bar extending holes (5-2) corresponding to the grouting sleeves (2) correspond to lower-layer steel bars arranged in the steel beam shear wall.
5. A construction method of a grouting device for a steel shear structure fabricated building according to any one of claims 1 to 4, characterized by comprising the following construction steps:
(1) The steel bar inserting holes are formed in the mode that lower-layer steel bars of the H-shaped steel beam shear wall are inserted into the lower-layer steel bar inserting holes (5-1), the grouting sleeves (2) and the lower-layer steel bar extending holes (5-2) in sequence, and extend out of the lower-layer steel bar extending holes (5-2) by the height of a floor; then, the upper-layer steel bars of the H-shaped steel beam shear wall are tightly driven from the upper layer through the insertion holes (4) and inserted into the grouting sleeve (2) and extend downwards to the lower flange plate of the H-shaped steel beam;
(2) Grouting, namely pressurizing and feeding grouting slurry into a grouting communicating pipe (3) from a grouting port joint of the grouting communicating pipe (3), and sequentially feeding the grouting slurry into each grouting sleeve (2), an upper-layer steel bar inserting hole (4), a lower-layer steel bar inserting hole (5-1) and a lower-layer steel bar extending hole (5-2) through the grouting communicating pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610948283.1A CN106401191B (en) | 2016-10-26 | 2016-10-26 | Grouting device for steel shear structure assembly type building and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610948283.1A CN106401191B (en) | 2016-10-26 | 2016-10-26 | Grouting device for steel shear structure assembly type building and construction method thereof |
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| Publication Number | Publication Date |
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| CN106401191A CN106401191A (en) | 2017-02-15 |
| CN106401191B true CN106401191B (en) | 2022-10-04 |
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| CN201610948283.1A Active CN106401191B (en) | 2016-10-26 | 2016-10-26 | Grouting device for steel shear structure assembly type building and construction method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107884516B (en) * | 2017-11-29 | 2019-08-23 | 中国建筑科学研究院 | Prefabricated concrete structure grout sleeve node checks and accepts device and its application method |
| CN113863955A (en) * | 2021-09-17 | 2021-12-31 | 甘肃路桥建设集团有限公司 | Manufacturing and mounting method of two-lining pre-buried grouting pipe |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0762753A (en) * | 1993-08-26 | 1995-03-07 | Taisei Corp | Joint method of building frame and splice sleeve used therefor |
| CN102392511B (en) * | 2011-10-24 | 2013-08-28 | 上海城建市政工程（集团）有限公司 | Sleeve pressure type grouting construction method for steel reinforcement connection |
| CN103306402B (en) * | 2013-06-26 | 2015-04-08 | 中国十七冶集团有限公司 | Non-superimposition beam type fabricated frame-shear wall connection structure and construction method thereof |
| CN103590510B (en) * | 2013-11-27 | 2016-01-13 | 上海建工五建集团有限公司 | The fixed connection method of embedded bar in fabricated construction and cast-in-place structural |
| CN105317168A (en) * | 2014-06-26 | 2016-02-10 | 北京市建筑工程研究院有限责任公司 | Split-type steel bar sleeve full-grouting joint |
| CN206220532U (en) * | 2016-10-26 | 2017-06-06 | 曲周县和盛新型建筑材料有限公司 | A kind of grouting device of steel shear structure assembled architecture |
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