CN112523536A - Method for rebuilding and planting reinforcement for existing building - Google Patents
Method for rebuilding and planting reinforcement for existing building Download PDFInfo
- Publication number
- CN112523536A CN112523536A CN202011298310.8A CN202011298310A CN112523536A CN 112523536 A CN112523536 A CN 112523536A CN 202011298310 A CN202011298310 A CN 202011298310A CN 112523536 A CN112523536 A CN 112523536A
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- China
- Prior art keywords
- stabilizing
- small
- diameter steel
- steel bars
- steel bar
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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
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
Abstract
The invention relates to the technical field of buildings and discloses a method for rebuilding and planting bars in an existing building, which comprises a plain concrete base material, wherein a core taking area is arranged in the plain concrete base material, newly-poured concrete is arranged in the core taking area, a hole channel is formed in the inner surface of the bottom of the core taking area, small-diameter steel bars are arranged in the newly-poured concrete, the bottom ends of the small-diameter steel bars extend to the inner surface of the hole channel, stirrups located on the outer sides of the small-diameter steel bars are arranged in the core taking area, and main steel bars located on the inner sides of the small-diameter steel bars are arranged in the core taking. The stirrup plays a role in limiting the outer side position of the small-diameter steel bar, the main steel bar and the small-diameter steel bar are linked through the stabilizing screw rod in threaded connection with the inner surface of the stabilizing threaded hole, and therefore the effect of improving the quality of embedded steel bars is achieved through linkage of the main steel bar and the small-diameter steel bar.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a method for rebuilding and planting bars in an existing building.
Background
The building refers to an asset formed by artificial construction, belongs to the category of fixed assets, and comprises two categories of houses and structures, wherein each house refers to an engineering building for people to live, work, study, production, management, entertainment, store articles and perform other social activities, the building is different from the building, and each structure refers to an engineering building except the house, such as an enclosing wall, a road, a dam, a water well, a tunnel, a water tower, a bridge, a chimney and the like.
Along with the rapid development in the building field, the requirement for the building field is improved, but the existing building bar planting is not good because the steel bars are linked, so that the stability is low, and the normal bar planting quality is greatly influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art, such as: the existing building bar planting method is provided because the existing building bar planting method cannot well link the steel bars, so that the stability is low, and the normal bar planting quality is greatly influenced.
In order to achieve the purpose, the invention adopts the following technical scheme:
the existing building reconstruction bar planting method comprises a plain concrete base material, wherein a core taking region is arranged in the plain concrete base material, newly-poured concrete is arranged in the core taking region, a hole is formed in the inner surface of the bottom of the core taking region, small-diameter steel bars are arranged in the newly-poured concrete, the bottom ends of the small-diameter steel bars extend to the inner surface of the hole, stirrups located outside the small-diameter steel bars are arranged in the core taking region, main steel bars located on the inner sides of the small-diameter steel bars are arranged in the core taking region, stabilizing rings are sleeved on the outer surfaces of the main steel bars in a sliding mode, stabilizing screws are connected to the top portions of the stabilizing rings in a threaded mode, operation knobs are fixedly connected to the top ends of the stabilizing screws, the stabilizing rings penetrate through the bottom ends of the stabilizing screws, stabilizing threaded holes are formed in the tops of the small-diameter steel bars, and guide U-shaped plates located, the inner surfaces of the left side and the right side of the guide U-shaped plate are inclined planes.
The method comprises the following steps:
1) determining the coring size, the diameter of the small-diameter steel bar, the depth of a pore channel, the specification of a stirrup, the specification of a main steel bar and the strength of newly poured concrete according to the design load requirement and the size and the strength of a plain concrete base material;
2) putting the main reinforcing steel bars into the core taking area;
3) then, the small-diameter steel bar annular array is placed on the outer side of the main steel bar and inserted into the pore channel;
4) placing the stirrups at the outer sides of the small-diameter steel bars;
5) sliding the stabilizing ring until the stabilizing screw rod is positioned right above the stabilizing threaded hole;
6) the stabilizing screw rod is effectively controlled to be in threaded connection with the inner surface of the stabilizing threaded hole through the operation knob;
7) and filling the coring area with new pouring concrete.
Preferably, the number of the small-diameter steel bars and the number of the stabilizing screws are the same and are not less than six, and the small-diameter steel bars and the stabilizing screws are in an annular array.
Preferably, the angle between the inner surface of the guide U-shaped plate and the horizontal plane is between forty-five degrees and one hundred thirty-five degrees.
Preferably, the length of the thread on the outer surface of the stabilizing screw is not less than five centimeters.
Compared with the prior art, the invention has the beneficial effects that:
the stirrup plays a role in limiting the outer side position of the small-diameter steel bar, the main steel bar and the small-diameter steel bar are linked through the stabilizing screw rod in threaded connection with the inner surface of the stabilizing threaded hole, and therefore the effect of improving the quality of embedded steel bars is achieved through linkage of the main steel bar and the small-diameter steel bar.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic top view of the small-diameter steel bar of the present invention;
FIG. 4 is a schematic top view of the stabilizing ring of the present invention.
In the figure: 1. a plain concrete base material; 2. a coring area; 3. newly pouring concrete; 4. hooping; 5. small-diameter steel bars; 6. a duct; 7. a main reinforcing bar; 8. a stabilizing ring; 9. stabilizing the screw rod; 10. stabilizing the threaded hole; 11. a guiding U-shaped plate; 12. the knob is operated.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a method for rebuilding steel bars in an existing building includes a plain concrete substrate 1, a core taking area 2 is arranged in the plain concrete substrate 1, newly-poured concrete 3 is arranged in the core taking area 2, a hole 6 is arranged on the inner surface of the bottom of the core taking area 2, a small-diameter steel bar 5 is arranged in the newly-poured concrete 3, the bottom end of the small-diameter steel bar 5 extends to the inner surface of the hole 6, a stirrup 4 located outside the small-diameter steel bar 5 is arranged in the core taking area 2, a main steel bar 7 located inside the small-diameter steel bar 5 is arranged in the core taking area 2, a stabilizing ring 8 is slidably sleeved on the outer surface of the main steel bar 7, a stabilizing screw 9 is connected to the top of the stabilizing ring 8 in a threaded manner, the number of the small-diameter steel bars 5 and the number of the stabilizing screw 9 are the same and are not less than six, the small, stabilizing screw 9's top fixedly connected with operation knob 12, stabilizing screw 9's bottom runs through stabilizing ring 8, and stabilizing threaded hole 10 has been seted up at the top of minor diameter reinforcing bar 5, and stabilizing ring 8's bottom fixedly connected with is located the stabilizing screw 9 back and is located the direction U-shaped plate 11 in the minor diameter reinforcing bar 5 outside, and the internal surface of the direction U-shaped plate 11 left and right sides is the inclined plane, and the angle between the internal surface of direction U-shaped plate 11 and the horizontal plane is between forty-five degrees to one hundred thirty-five degrees.
The method comprises the following steps:
1) according to the design load requirement and the size and the strength of the plain concrete base material 1, determining the coring size, the diameter of the small-diameter steel bar 5, the depth of the pore 6, the specification of the stirrup 4, the specification of the main steel bar 7 and the strength of the newly-poured concrete 3;
2) placing the main steel bars 7 into the coring area 2;
3) then, the small-diameter steel bars 5 are placed on the outer side of the main steel bar 7 in an annular array mode and are inserted into the pore channel 6;
4) placing the stirrups 4 at the outer sides of the small-diameter steel bars 5;
5) sliding the stabilizing ring 8 until the stabilizing screw 9 is positioned right above the stabilizing threaded hole 10;
6) the stabilizing screw rod 9 is effectively controlled to be in threaded connection with the inner surface of the stabilizing threaded hole 10 through an operation knob 12;
7) the cored area 2 is filled with new cast concrete 3.
In the invention, when a user uses the device, the stirrup 4 has the function of limiting the outer side position of the small-diameter steel bar 5, and the main steel bar 7 and the small-diameter steel bar 5 are linked by connecting the stabilizing screw rod 9 on the inner surface of the stabilizing threaded hole 10 through threads, so that the effect of improving the bar planting quality is achieved by linking the main steel bar 7 and the small-diameter steel bar 5.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (4)
1. The existing building reconstruction bar planting method comprises a plain concrete base material (1) and is characterized in that a core area (2) is arranged in the plain concrete base material (1), newly-poured concrete (3) is arranged in the core area (2), a hole (6) is formed in the inner surface of the bottom of the core area (2), small-diameter steel bars (5) are arranged in the newly-poured concrete (3), the bottom ends of the small-diameter steel bars (5) extend to the inner surface of the hole (6), stirrups (4) positioned outside the small-diameter steel bars (5) are arranged in the core area (2), main steel bars (7) positioned on the inner sides of the small-diameter steel bars (5) are arranged in the core area (2), stabilizing rings (8) are sleeved on the outer surfaces of the main steel bars (7) in a sliding mode, and stabilizing screws (9) are connected to the top of the stabilizing rings (8) in a threaded mode, the top end of the stabilizing screw rod (9) is fixedly connected with an operation knob (12), the bottom end of the stabilizing screw rod (9) penetrates through the stabilizing ring (8), the top of the small-diameter steel bar (5) is provided with a stabilizing threaded hole (10), the bottom of the stabilizing ring (8) is fixedly connected with a guiding U-shaped plate (11) which is positioned on the back of the stabilizing screw rod (9) and positioned on the outer side of the small-diameter steel bar (5), and the inner surfaces of the left side and the right side of the guiding U-shaped plate (11) are inclined planes;
the method comprises the following steps:
1) according to the design load requirement and the size and the strength of the plain concrete base material (1), determining the coring size, the diameter of the small-diameter steel bar (5), the depth of the pore (6), the specification of the stirrup (4), the specification of the main steel bar (7) and the strength of the newly-poured concrete (3);
2) putting the main steel bar (7) into the coring area (2);
3) then, the small-diameter steel bars (5) are placed on the outer side of the main steel bar (7) in an annular array and inserted into the pore channel (6);
4) placing the stirrups (4) at the outer sides of the small-diameter steel bars (5);
5) sliding the stabilizing ring (8) until the stabilizing screw rod (9) is positioned right above the stabilizing threaded hole (10);
6) the stabilizing screw rod (9) is effectively controlled to be in threaded connection with the inner surface of the stabilizing threaded hole (10) through an operation knob (12);
7) the coring area (2) is filled with new casting concrete (3).
2. A method of re-constructing existing building bars according to claim 1, characterized in that the number of said small diameter steel bars (5) and stabilizing screws (9) is the same and not less than six, said small diameter steel bars (5) and stabilizing screws (9) are in circular array.
3. A method of rebuilding bars for an existing building according to claim 1, wherein the angle between the inner surface of the guiding U-shaped plate (11) and the horizontal plane is between forty-five degrees and one hundred thirty-five degrees.
4. A method of rebuilding bars for an existing building according to claim 1, wherein the length of the thread on the outer surface of the stabilizing screw (9) is not less than five cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011298310.8A CN112523536A (en) | 2020-11-19 | 2020-11-19 | Method for rebuilding and planting reinforcement for existing building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011298310.8A CN112523536A (en) | 2020-11-19 | 2020-11-19 | Method for rebuilding and planting reinforcement for existing building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112523536A true CN112523536A (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011298310.8A Pending CN112523536A (en) | 2020-11-19 | 2020-11-19 | Method for rebuilding and planting reinforcement for existing building |
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| CN (1) | CN112523536A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982305A (en) * | 2021-10-27 | 2022-01-28 | 上海建工二建集团有限公司 | Force transmission node of reconstruction and reconstruction structure and construction method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011042975A (en) * | 2009-08-21 | 2011-03-03 | Maeda Corp | After-construction anchor and structure and method for aseismatic reinforcement using the same |
| CN102061746A (en) * | 2010-11-26 | 2011-05-18 | 宝业集团浙江建设产业研究院有限公司 | Steel structure assembled embedded part and construction method thereof |
| CN102605785A (en) * | 2012-04-01 | 2012-07-25 | 江苏东南特种技术工程有限公司 | Prestressing pile sealing device for statically pressed piles of anchor bars |
| CN103967289A (en) * | 2014-04-23 | 2014-08-06 | 江苏建研建设工程质量安全鉴定有限公司 | Steel bar planting method and steel bar planting structure suitable for improving plain concrete post-installed fastening bearing capacity |
| CN207659980U (en) * | 2017-07-28 | 2018-07-27 | 湖南大学 | A kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node |
| CN111648350A (en) * | 2020-06-01 | 2020-09-11 | 上海辅延建筑科技有限公司 | Combined end plate and precast pile |
-
2020
- 2020-11-19 CN CN202011298310.8A patent/CN112523536A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011042975A (en) * | 2009-08-21 | 2011-03-03 | Maeda Corp | After-construction anchor and structure and method for aseismatic reinforcement using the same |
| CN102061746A (en) * | 2010-11-26 | 2011-05-18 | 宝业集团浙江建设产业研究院有限公司 | Steel structure assembled embedded part and construction method thereof |
| CN102605785A (en) * | 2012-04-01 | 2012-07-25 | 江苏东南特种技术工程有限公司 | Prestressing pile sealing device for statically pressed piles of anchor bars |
| CN103967289A (en) * | 2014-04-23 | 2014-08-06 | 江苏建研建设工程质量安全鉴定有限公司 | Steel bar planting method and steel bar planting structure suitable for improving plain concrete post-installed fastening bearing capacity |
| CN207659980U (en) * | 2017-07-28 | 2018-07-27 | 湖南大学 | A kind of detachable prefabricated assembled concrete-filled steel square tubular column foot node |
| CN111648350A (en) * | 2020-06-01 | 2020-09-11 | 上海辅延建筑科技有限公司 | Combined end plate and precast pile |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982305A (en) * | 2021-10-27 | 2022-01-28 | 上海建工二建集团有限公司 | Force transmission node of reconstruction and reconstruction structure and construction method thereof |
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Application publication date: 20210319 |
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| RJ01 | Rejection of invention patent application after publication |