CN212984707U - Complete set reinforcing structure for reinforcing existing masonry building by assembly type steel structure - Google Patents
Complete set reinforcing structure for reinforcing existing masonry building by assembly type steel structure Download PDFInfo
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- CN212984707U CN212984707U CN202021212384.0U CN202021212384U CN212984707U CN 212984707 U CN212984707 U CN 212984707U CN 202021212384 U CN202021212384 U CN 202021212384U CN 212984707 U CN212984707 U CN 212984707U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 175
- 239000010959 steel Substances 0.000 title claims abstract description 175
- 230000003014 reinforcing effect Effects 0.000 title description 24
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- 238000005728 strengthening Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
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- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
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- 239000011148 porous material Substances 0.000 description 1
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Abstract
The utility model discloses an assembled steel construction consolidates complete set reinforced structure of existing brickwork building, including vertical angle steel constructional column and the vertical channel-section steel constructional column that sets up the plane corner position and the plane vertical and horizontal wall handing-over department at existing brickwork building respectively, the horizontal channel-section steel girth beam of setting at the outer wall floor elevation department of existing brickwork building, the fixed outside steel construction skeleton that links to each other of three, the steel pull rod runs through the diaphragm wall of existing brickwork building, the setting is in every floor bottom, both ends anchor is on vertical channel-section steel constructional column, concrete ground girth beam sets up in existing brickwork building foundation periphery, it is as an organic whole to pour with existing brickwork building foundation, vertical angle steel constructional column and vertical channel-section steel constructional column lower extreme anchor are in concrete ground girth beam. The utility model discloses utilize assembled steel construction technique to consolidate existing brickwork building, improved existing brickwork building's antidetonation bearing capacity greatly, have that wet operation is few, the on-the-spot pollutes little, resources are saved, the noise is low, influence advantage such as little, the efficiency of construction height.
Description
Technical Field
The utility model relates to a building structure technical field, concretely relates to complete set reinforced structure of existing brickwork building is consolidated to assembled steel construction.
Background
The masonry structure is widely applied in China due to low manufacturing cost, and has the problems of low material strength, poor structural integrity, insufficient shock resistance and the like due to long-term construction and low design requirement, so that reinforcement treatment is urgently needed.
The traditional methods comprise a plate wall reinforcing method, an added anti-seismic transverse wall reinforcing method, an added cast-in-place concrete ring beam-constructional column method, a reinforcing method of a steel bar net mortar surface layer and the like, and the methods have long required construction period, complex construction procedures, more field wet operation and certain influence on the use function of the structure. Particularly, although the additional anti-seismic transverse wall reinforcing method can obviously improve the anti-seismic performance of the house, the using space can be reduced, and the normal using function of the original structure is influenced. The traditional sprayed concrete reinforcing method not only needs to mix the concrete in advance and consumes time, but also the concrete is easy to form parting due to different spraying time, thereby being incapable of meeting the original design requirement. Although the dry mixing method solves the problem of pore canal blockage, the use is limited to a certain extent because the spraying speed is high, the dust pollution and the rebound condition are serious. The more recent reinforcing methods adopted in recent years include a Fiber Reinforced Plastic (FRP) reinforcing method, a bonded steel reinforcing method, and the like. Although the reinforcing method of the Fiber Reinforced Plastic (FRP) can shorten the construction period, the outer wall surface needs to be polished, so that the environmental pollution is caused, the construction cost is high, and further practice and research are still needed. The steel bonding reinforcing method has high requirements on structural adhesives, the reinforcing effect depends on the bonding effect, and the fireproof and anticorrosive performance and the durability are poor.
The traditional masonry structure seismic strengthening method needs to be carried out in the house, the wet operation is more, the construction period is long, the disturbance is large, and the implementation difficulty is large; although the seismic isolation technology can greatly improve the seismic safety performance of the structure, piles are driven inside and around a building to perform foundation underpinning and seismic isolation transformation, and soft connection transformation and hanging transformation of an elevator and a stair are performed on building water, electricity and gas pipelines, so that the pile foundation construction and earthwork excavation engineering quantity is large, the comprehensive transformation cost is high, and the disturbance is large. For public buildings such as houses of middle and primary schools, office buildings and the like, turnover construction can be carried out by using cold and summer holidays or idle buildings and the like, but a large number of turnover rooms cannot be provided for strengthening projects such as large-scale residential buildings and the like, the residential building transformation relates to different requirements of residents, and the residents are difficult to forcibly move after the property right law is promulgated and implemented.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an assembled steel construction consolidates complete set reinforced structure of existing brickwork building to solve traditional reinforcement method difficulty of registering one's residence, implement that the degree of difficulty is big, construction cycle is long, environmental impact is big, the technical problem that the efficiency of construction is low.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
a complete set of reinforcing structure for reinforcing an existing masonry building by an assembled steel structure comprises a vertical angle steel constructional column, a vertical channel steel constructional column, a horizontal channel steel ring beam, a steel pull rod and a concrete ring beam, wherein the vertical angle steel constructional column is arranged at a corner position of a plane of the existing masonry building, two flanges of the vertical angle steel constructional column are tightly attached to two outer wall surfaces connected at the corner, the vertical channel steel constructional column is arranged at a cross wall joint of the plane of the existing masonry building, the horizontal channel steel ring beam is arranged at a marked position of an outer wall floor slab of the existing masonry building and is fixedly connected with the vertical angle steel constructional column and the vertical channel steel constructional column to form an external steel structure framework, a transverse wall at the bottom of each floor slab of the existing masonry building is drilled with a through hole, the steel pull rod is arranged in the through hole of the transverse wall in a penetrating manner, cementing materials are poured in the through hole to connect the steel pull rod with the transverse wall body, two ends of the vertical angle steel constructional column are anchored on, realizing cooperative work;
the concrete ring beam is arranged on the periphery of an existing masonry building foundation and is poured into a whole with the existing masonry building foundation, and the lower ends of the vertical angle steel constructional columns and the vertical channel steel constructional columns are anchored into the concrete ring beam.
Preferably, the entrance to a cave position of existing brickwork building wall is equipped with the slant channel-section steel support of "people" font, "eight" font or "V" font, slant channel-section steel support one end and horizontal channel-section steel collar tie beam fixed connection, the other end and vertical angle steel constructional column or vertical channel-section steel constructional column fixed connection, the connection position sets up the stiffening rib, and slant channel-section steel support can improve the anti lateral stiffness who consolidates the rear structure by a wide margin, improves its antidetonation bearing capacity.
Preferably, vertical angle steel constructional column, vertical channel-section steel constructional column, horizontal channel-section steel collar tie beam and slant channel-section steel support pass through structural adhesive or crab-bolt and major structure and are connected, and the exposed position carries out fire prevention anticorrosive treatment to guarantee the durability of follow-up service life.
Preferably, can combine the energy-conserving transformation of outer wall heat preservation when implementing the reinforcement, vertical angle steel constructional column, vertical channel-section steel constructional column, horizontal channel-section steel collar tie beam and slant channel-section steel support the outside and are equipped with the heated board, further improve its corrosion protection ability, increase of service life.
Preferably, the upper ends of the vertical angle steel constructional columns and the vertical channel steel constructional columns extend to the position below a roof cornice plate of the existing masonry building, the ends of the vertical angle steel constructional columns and the vertical channel steel constructional columns are provided with upper end plates for sealing, the lower ends of the vertical angle steel constructional columns and the vertical channel steel constructional columns are provided with lower end plates, and the vertical angle steel constructional columns and the vertical channel steel constructional columns.
Preferably, the vertical angle steel constructional columns and the vertical channel steel constructional columns are prefabricated in a factory according to the floor height of an existing masonry building, and the upper vertical angle steel constructional column and the lower vertical angle steel constructional column or the vertical channel steel constructional columns are connected and assembled through the connecting plates and the connecting bolts, so that the field operation amount can be reduced and the construction efficiency can be improved on the premise of reliable connection.
Preferably, the vertical angle steel constructional column and the vertical channel steel constructional column are in bolted connection or welded fixation with the horizontal channel steel ring beam through connecting plates, and stiffening ribs are arranged at the connecting parts.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses utilize assembled steel construction technique to consolidate existing brickwork building, vertical angle steel constructional column, vertical channel-section steel constructional column, the steel construction skeleton that horizontal channel-section steel circle roof beam and steel pull rod are constituteed forms an organic whole with existing brickwork building, realize the collaborative work, the antidetonation bearing capacity of existing brickwork building has been improved greatly, it is few to have wet operation, the site pollution is little, resources are saved, the noise is low, advantages such as efficiency of construction height, it reforms transform engineering high efficiency to have guaranteed to consolidate, high-quality going on, a large amount of existing brickwork building demand that the processing is waited to consolidate urgently.
Drawings
The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are given by way of illustration only and not by way of limitation, wherein:
fig. 1 is a schematic plane structure diagram of a complete set of reinforcing structure for reinforcing an existing masonry building by an assembled steel structure according to the present invention;
fig. 2 is a schematic view of the connection structure of the internal components of a complete set of reinforcing structure for reinforcing an existing masonry building by an assembled steel structure according to the present invention;
fig. 3 is a schematic view of an oblique channel steel supporting structure of a complete set of reinforcing structure for reinforcing an existing masonry building by an assembled steel structure according to the present invention;
fig. 4 is the utility model relates to a connection structure schematic diagram between two vertical angle steel constructional columns of assembled steel structure reinforcement existing masonry's complete set reinforced structure.
Reference numerals: the method comprises the following steps of 1-vertical angle steel constructional columns, 2-vertical channel steel constructional columns, 3-horizontal channel steel ring beams, 4-steel pull rods, 5-concrete ring beams, 6-connecting plates, 7-connecting bolts, 8-upper end plates, 9-lower end plates, 10-oblique channel steel supports, 11-stiffening plates and 12-existing masonry buildings.
Detailed Description
Hereinafter, an embodiment of a unitized reinforcement structure for an assembled steel structure reinforced existing masonry building according to the present invention will be described with reference to the accompanying drawings. The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "vertical", "oblique", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.
The principles and features of the present invention are described below in conjunction with the following drawings, the illustrated embodiments are provided to explain the present invention and not to limit the scope of the invention. The preferred embodiments of the present invention will be described in further detail below with reference to fig. 1-4:
as shown in figures 1-3, the preferred assembled steel structure of the present invention is a complete set of reinforcement structure for reinforcing an existing masonry building, comprising a vertical angle steel constructional column 1, a vertical channel steel constructional column 2, a horizontal channel steel ring beam 3, a steel pull rod 4 and a concrete ring beam 5, wherein the vertical angle steel constructional column 1 is arranged at a corner position of the existing masonry building 12, two flanges of the vertical angle steel constructional column are tightly attached to two outer wall surfaces connected at the corner, the vertical channel steel constructional column 2 is arranged at a junction of a vertical wall and a horizontal wall of the existing masonry building 12, the horizontal channel steel ring beam 3 is arranged at a height level of an outer wall floor of the existing masonry building 12, and is connected with the vertical angle steel constructional column 1 and the vertical channel steel constructional column 2 through a connecting plate 6 by bolts or welded fastening to form an external steel structure skeleton, the connecting part is provided with a stiffening rib 11, a through hole is drilled in a transverse wall at the bottom of each floor, the steel pull rod 4 is arranged in the through hole of the transverse wall in a penetrating way, cementing materials are poured into the through hole to connect the steel pull rod 4 with the wall body of the transverse wall, and two ends of the steel pull rod are anchored on the vertical channel steel constructional column 2, so that the effective connection of an external steel structure framework and the existing masonry building 12 is ensured, and the cooperative work is realized;
the concrete ring beam 5 is arranged on the periphery of a foundation of an existing masonry building 12 and is cast with the foundation of the existing masonry building 12 into a whole, the upper ends of the vertical angle steel constructional columns 1 and the vertical channel steel constructional columns 2 extend to the position below a roof cornice plate of the existing masonry building 12, the ends of the vertical angle steel constructional columns and the vertical channel steel constructional columns are provided with upper end plates 8 for sealing, the lower ends of the vertical angle steel constructional columns and the vertical channel steel constructional columns are provided with lower end plates 9, and the vertical angle steel constructional columns;
the vertical angle steel constructional columns 1 and the vertical channel steel constructional columns 2 are prefabricated in a factory according to the 12-storey height of an existing masonry building, as shown in fig. 4, the upper vertical angle steel constructional column 1 and the lower vertical angle steel constructional column 1 or the vertical channel steel constructional column 2 are connected and assembled through a connecting plate 6 and a connecting bolt 7, the field operation amount can be reduced on the premise of reliable connection, and the construction efficiency is improved, wherein the vertical channel steel constructional columns 2 can be replaced by H-shaped steel, H-shaped steel or other section-type steel with reasonable sections;
the method is characterized in that the position condition of a wall opening of an existing masonry building 12 is combined, a herringbone, a splayed or a V-shaped oblique channel steel support 10 is additionally arranged at the position of the wall opening of the existing masonry building 12, one end of the oblique channel steel support 10 is fixedly connected with a horizontal channel steel ring beam 3, the other end of the oblique channel steel support is fixedly connected with a vertical angle steel constructional column 1 or a vertical channel steel constructional column 2, a stiffening rib 11 is arranged at the connecting part, the oblique channel steel support 10 can greatly improve the lateral rigidity of a reinforced structure and improve the anti-seismic bearing capacity of the reinforced structure, and the oblique channel steel support 10 can be replaced by a steel plate;
vertical angle steel constructional column 1, vertical channel-section steel constructional column 2, horizontal channel-section steel circle roof beam 3 and slant channel-section steel support 10 pass through structural adhesive or crab-bolt and major structure and are connected, and exposed position (including the connector) need be prevented fires anticorrosive treatment to guarantee follow-up service life's durability, can combine the energy-conserving transformation of outer wall heat preservation when implementing the reinforcement, but consolidate the position outsourcing heated board, further improve its anticorrosive ability, increase of service life.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. The utility model provides an existing brickwork building's complete set reinforced structure is consolidated to assembled steel construction which characterized in that: comprises a vertical angle steel constructional column (1), a vertical channel steel constructional column (2), a horizontal channel steel ring beam (3), a steel pull rod (4) and a concrete ring beam (5), the vertical angle steel constructional column (1) is arranged at the plane corner position of the existing masonry building (12), the double wing edges of the vertical channel steel constructional column are tightly attached to two outer wall surfaces connected at corners, the vertical channel steel constructional column (2) is arranged at the joint of the vertical wall and the transverse wall of the plane of the existing masonry building (12), the horizontal channel steel ring beam (3) is arranged at the elevation of an outer wall floor slab of the existing masonry building (12), and is fixedly connected with the vertical angle steel constructional column (1) and the vertical channel steel constructional column (2) to form an external steel structural framework, the steel pull rod (4) penetrates through a transverse wall of an existing masonry building (12), is arranged at the bottom of each floor, is connected with a transverse wall body through a cementing material in the middle, and is anchored on the vertical channel steel constructional column (2) at two ends;
the concrete foundation ring beam (5) is arranged on the periphery of a foundation of an existing masonry building (12) and poured into a whole with the foundation of the existing masonry building (12), and the lower ends of the vertical angle steel constructional columns (1) and the vertical channel steel constructional columns (2) are anchored into the concrete foundation ring beam (5).
2. The unitized reinforcement structure for an assembled steel structure reinforced existing masonry building according to claim 1, wherein: the entrance to a cave position of existing brickwork building (12) wall body is equipped with slant channel-section steel support (10) of "people" font, "eight" font or "V" font, slant channel-section steel support (10) one end and horizontal channel-section steel collar tie beam (3) fixed connection, the other end and vertical angle steel constructional column (1) or vertical channel-section steel constructional column (2) fixed connection, the connection position sets up stiffening rib (11).
3. The unitized reinforcement structure for an assembled steel structure reinforced existing masonry building according to claim 2, wherein: vertical angle steel constructional column (1), vertical channel-section steel constructional column (2), horizontal channel-section steel circle roof beam (3) and slant channel-section steel support (10) pass through structural adhesive or crab-bolt and major structure and are connected, and the anticorrosive treatment of preventing fires is carried out at exposed position.
4. The unitized reinforcement structure for an assembled steel structure reinforced existing masonry building according to claim 3, wherein: and insulation boards are arranged on the outer sides of the vertical angle steel constructional column (1), the vertical channel steel constructional column (2), the horizontal channel steel ring beam (3) and the oblique channel steel support (10).
5. The unitized reinforcement structure for an assembled steel structure reinforced existing masonry building according to claim 1, wherein: the upper ends of the vertical angle steel constructional columns (1) and the vertical channel steel constructional columns (2) extend to the lower portion of a roof cornice plate of an existing masonry building (12), the ends of the vertical angle steel constructional columns are provided with upper end plates (8) for sealing, the lower ends of the vertical angle steel constructional columns are provided with lower end plates (9), and anchors are arranged in concrete ring beams (5).
6. The unitized reinforcement structure for an assembled steel structure reinforced existing masonry building according to claim 1, wherein: the vertical angle steel constructional columns (1) and the vertical channel steel constructional columns (2) are prefabricated in a factory according to the floor height of an existing masonry building (12), and the upper vertical angle steel constructional column and the lower vertical angle steel constructional column (1) or the vertical channel steel constructional column (2) are connected and assembled through a connecting plate (6) and a connecting bolt (7).
7. The unitized reinforcement structure for an assembled steel structure reinforced existing masonry building according to claim 1, wherein: vertical angle steel constructional column (1) and vertical channel-section steel constructional column (2) pass through connecting plate (6) and horizontal channel-section steel circle roof beam (3) bolted connection or welded fastening, and the connection position sets up stiffening rib (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021212384.0U CN212984707U (en) | 2020-06-28 | 2020-06-28 | Complete set reinforcing structure for reinforcing existing masonry building by assembly type steel structure |
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| CN202021212384.0U CN212984707U (en) | 2020-06-28 | 2020-06-28 | Complete set reinforcing structure for reinforcing existing masonry building by assembly type steel structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114517595A (en) * | 2022-03-10 | 2022-05-20 | 山东省建筑科学研究院有限公司 | Assembly type reinforced existing masonry structure system and construction method thereof |
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2020
- 2020-06-28 CN CN202021212384.0U patent/CN212984707U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114517595A (en) * | 2022-03-10 | 2022-05-20 | 山东省建筑科学研究院有限公司 | Assembly type reinforced existing masonry structure system and construction method thereof |
| CN114517595B (en) * | 2022-03-10 | 2023-12-08 | 山东省建筑科学研究院有限公司 | Assembled reinforced existing masonry structure system and construction method thereof |
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Address after: 100013, No. 30 East Third Ring Road, Chaoyang District, Beijing Patentee after: CHINA ACADEMY OF BUILDING RESEARCH Ltd. Patentee after: China Construction Research Technology Co.,Ltd. Address before: 100013, No. 30 East Third Ring Road, Chaoyang District, Beijing Patentee before: CHINA ACADEMY OF BUILDING RESEARCH Ltd. Patentee before: CABR TECHNOLOGY Co.,Ltd. |