CN113957996A - High-toughness prestress fabricated concrete building structure - Google Patents
High-toughness prestress fabricated concrete building structure Download PDFInfo
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- CN113957996A CN113957996A CN202111363667.4A CN202111363667A CN113957996A CN 113957996 A CN113957996 A CN 113957996A CN 202111363667 A CN202111363667 A CN 202111363667A CN 113957996 A CN113957996 A CN 113957996A
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- prefabricated
- steel cable
- building structure
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- concrete building
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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
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/22—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material with parts being prestressed
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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
- E04G21/12—Mounting of reinforcing inserts; Prestressing
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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
- E04G21/14—Conveying or assembling building elements
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The invention provides a high-toughness prestress assembled concrete building structure which is characterized by comprising a concrete foundation, wherein a plurality of prefabricated column mounting holes in a rectangular structure are formed in the concrete foundation, prefabricated columns are arranged in the prefabricated column mounting holes, a plurality of through holes penetrating through the prefabricated columns are formed in the prefabricated columns along the length direction of the prefabricated columns, steel ropes are arranged in the through holes, and a plurality of cross beams are arranged in the middle of the prefabricated columns along the length direction of the prefabricated columns. According to the invention, the through holes are formed in the prefabricated columns, and the steel ropes in a tensioned state are arranged in the through holes, so that the toughness of the whole prefabricated column is improved through the steel ropes, and the whole building has good earthquake resistance. The steel rope is stretched through the weight of the prefabricated column when the prefabricated column is installed, the operation mode is simple and convenient, and stretching operation is not needed by other equipment.
Description
Technical Field
The invention belongs to the technical field of fabricated buildings, and relates to a high-toughness prestressed fabricated concrete building structure.
Background
The prefabricated building is a building formed by assembling prefabricated parts on a construction site, and is a great change of construction modes, the earthquake prevention of the building is a measure taken for avoiding or reducing the damage of the earthquake to the building, the existing building is provided with multiple earthquake prevention measures which mostly depend on a single earthquake prevention structure, the structure damage is easily caused in the practical use, the earthquake prevention capacity is obviously insufficient, the existing earthquake prevention structure mostly depends on the external structure for damping, the balance and the protection of the structure are insufficient, the improvement of the toughness of the building is an important measure for the earthquake prevention, and no better mode exists in the aspect of improving the toughness of the prefabricated building at present.
Disclosure of Invention
The invention aims to provide a high-toughness prestressed fabricated concrete building structure aiming at the problems in the prior art.
Therefore, the invention adopts the following technical scheme:
the utility model provides a high tenacity prestressing force assembled concrete building structure, includes the concrete foundation, be equipped with a plurality of prefabricated post mounting holes that are the rectangle structure on the concrete foundation, be equipped with prefabricated post in the prefabricated post mounting hole, prefabricated post is equipped with a plurality of through-holes that run through prefabricated post along its length direction, be equipped with the steel cable in the through-hole, the middle part of prefabricated post is equipped with a plurality of crossbeams along its length direction.
Furthermore, a plurality of steel rope bottom grooves which correspond to the mounting holes one to one are formed in the bottoms of the mounting holes, the steel rope bottom grooves are of a linear structure, one end of each steel rope low groove is located under the through hole, the other end of each steel rope low groove is located on the side wall of the corresponding mounting hole, steel rope clamping grooves which correspond to the steel rope bottom grooves one to one are formed in the side walls of the corresponding mounting holes of the prefabricated columns, the bottom ends of the steel rope clamping grooves are communicated with the steel rope bottom grooves, clamping openings are formed in the top ends of the steel rope clamping grooves and located at the edges of the tops of the corresponding mounting holes of the prefabricated columns, the lower portions of the steel ropes are located in the steel rope bottom grooves and the steel rope clamping grooves, clamping plates are arranged at the upper ends of the steel ropes, clamping blocks are arranged at the lower ends of the steel ropes, and located at the clamping openings.
Further, the steel rope clamping groove is vertically arranged.
Furthermore, the top border department of prefabricated post mounting hole is fixed with a plurality of snap rings, be equipped with the picture peg in the snap ring, be equipped with the jack with picture peg one-to-one on the prefabricated post, the picture peg is located the jack.
Further, the prefabricated column is arranged vertically.
Further, the length of the steel cord is greater than that of the prefabricated column.
Furthermore, the number of the through holes is four and the through holes are arranged in a rectangular shape.
Further, the prefabricated column mounting hole is of a square structure.
Furthermore, a plurality of supporting tables are arranged on the prefabricated column along the length direction of the prefabricated column, and the end part of the cross beam is positioned on the supporting tables.
The invention has the beneficial effects that:
(1) through set up the through-hole on prefabricated post to set up the steel cable that is taut state in the through-hole, improve the toughness of whole prefabricated post through the steel cable, make whole building have good shock resistance.
(2) The steel rope bottom groove and the steel rope clamping groove are formed in the bottom and the side wall of the prefabricated column mounting hole, the clamping plates and the clamping blocks are arranged at the two ends of the steel rope, the steel rope is stretched through the self weight of the prefabricated column when the prefabricated column is installed, the operation mode is simple and convenient, and stretching operation is not required by other equipment.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a partial enlarged view of portion B of FIG. 1;
FIG. 4 is an enlarged view of a portion C of FIG. 1;
FIG. 5 is a schematic perspective view of a prefabricated column mounting hole;
in the figure, 1-concrete foundation, 2-prefabricated column mounting holes, 3-prefabricated columns, 4-through holes, 5-steel ropes, 6-steel rope bottom grooves, 7-steel rope clamping grooves, 8-clamping openings, 9-clamping plates, 10-clamping blocks, 11-cross beams, 12-supporting platforms, 13-clamping rings, 14-inserting plates and 15-inserting holes.
Detailed Description
The present invention will be described in detail with reference to the following examples:
as shown in fig. 1 to 5, a high-toughness prestressed concrete assembled building structure includes a concrete foundation 1, a plurality of prefabricated column mounting holes 2 having a rectangular structure are formed in the concrete foundation 1, the prefabricated column mounting holes 2 are in a square structure in this embodiment, the number of the prefabricated column mounting holes 2 is proportional to the area of the concrete foundation 1, a vertically-arranged prefabricated column 3 is disposed in the prefabricated column mounting hole 2, the prefabricated column 3 is provided with a plurality of through holes 4 which penetrate through the prefabricated column 3 and are vertically arranged along the length direction thereof, four through holes 4 are provided in this embodiment, the four through holes 4 are arranged in a rectangular shape, a steel cable 5 is disposed in each through hole 4, the length of the steel cable 5 is greater than that of the prefabricated column 3, the steel cable 5 is in a tensioned state in the through holes 4, the prefabricated column 3 has high toughness by tensioning the steel cable 5, when the building is subjected to a tensile force by an external force, the steel cable 5 can reduce the vibration of the building, meanwhile, the prefabricated column 3 can be quickly restored to a vertical static state, and the building has good shock resistance.
Specifically, the bottom of the mounting hole 2 is provided with a plurality of steel rope bottom grooves 6 corresponding to the mounting hole 2 one by one, namely four steel rope bottom grooves 6 are arranged, the four steel rope bottom grooves 6 are arranged in a cross shape, the steel rope bottom grooves 6 are in a linear structure, one end of each steel rope bottom groove 6 is positioned under the through hole 4, the other end of each steel rope bottom groove 6 is positioned on the side wall of the mounting hole 2 of the precast column, the side wall of the mounting hole of the precast column 3 is provided with steel rope clamping grooves 7 which are vertically arranged and correspond to the steel rope bottom grooves 6 one by one, the bottom ends of the steel rope clamping grooves 7 are communicated with the steel rope bottom grooves 6, the top ends of the steel rope clamping grooves 7 form clamping openings 8, the clamping openings 8 are positioned at the top edges of the mounting holes 2 of the precast column, the lower parts of the steel ropes 5 are positioned in the steel rope bottom grooves 6 and the steel rope clamping grooves 7, the upper ends of the steel ropes 5 are provided with clamping plates 9, the lower ends of the clamping blocks 10, the clamping blocks 10 are positioned at the clamping openings 8, the steel ropes 5 are in a tensioned state through the clamping plates 9 and the clamping blocks 10, to ensure that it is taut after installation, the length of the steel cord 5 is 0.5-1cm shorter than the sum of the length of the pre-cast post 3 plus the length of the steel cord bottom groove 6 and the steel cord clamping groove 7.
The middle part of the precast column 3 is provided with a plurality of cross beams 11 along the length direction thereof, specifically, the precast column 3 is provided with a plurality of support tables 12 along the length direction thereof, and the end parts of the cross beams 11 are positioned on the support tables 12.
The top border department of prefabricated post mounting hole 2 is fixed with a plurality of snap rings 13 that are the rectangle structure, be equipped with two snap rings 13 in this embodiment, it is located prefabricated post 3 both sides respectively, be equipped with picture peg 14 in the snap ring 13, snap ring 13 rectangle structure, it adopts rag bolt installation to be fixed in on concrete foundation 1, be equipped with the jack 15 with the 14 one-to-one of picture peg on the prefabricated post 3, picture peg 14 is located jack 15, it can play limiting displacement to the prefabricated post in vertical direction, prevent when taking place the vibration, prefabricated post 3 moves mutually and causes the not hard up unable taut state that is in of steel cable 5.
The use mode of the invention is as follows:
firstly, pouring a concrete foundation 1, forming a prefabricated column mounting hole 2 on the surface of the concrete foundation 1 after the concrete foundation 1 is formed, then arranging a steel rope bottom groove 6 and a steel rope clamping groove 7 in the prefabricated column mounting hole 2, and mounting a prefabricated column 3 after the arrangement is finished, firstly hoisting the prefabricated column 3 to be right above the prefabricated column mounting hole 2 during mounting, then pulling up the part of the lower part of a steel rope 5 positioned outside the prefabricated column 3 to enable the part to be tightly attached to the side wall of the prefabricated column 3, enabling the steel rope at the bottom end of the prefabricated column 3 to correspond to the steel rope bottom groove 6 at the bottom end of the prefabricated column mounting hole 2 and enabling the steel rope 5 to correspond to the steel rope clamping groove 7 during pulling up, then slowly moving the prefabricated column 3 downwards to enable the prefabricated column 3 to enter the prefabricated column mounting hole 2, and enabling the steel rope 5 positioned on the outer wall of the lower part of the prefabricated column 3 to enter the steel rope clamping groove 7 from a clamping opening 8 at the top end of the corresponding steel rope clamping groove 7 during moving, when the prefabricated post 3 moves down to the bottom of the prefabricated post mounting hole 2, the steel rope 5 at the bottom of the prefabricated post 3 enters the steel rope bottom groove 6, meanwhile, the clamping block 10 on the steel rope 5 is positioned at the bayonet 8 for clamping, at the moment, the steel rope 5 is in a tensioning state due to the gravity of the prefabricated post 3 and the action of the clamping block 9 and the clamping block 10, namely, the steel rope 5 is automatically in the tensioning state through the installation of the prefabricated post 3, and the installation process is convenient and fast.
The prefabricated column 3 can be installed after being installed, the clamping ring 13 is installed, the inserting plate 14 is inserted into the clamping ring 13 and the inserting hole 15 after the clamping ring 13 is installed, and finally the beam 11 is installed on the supporting table 12.
Claims (9)
1. The utility model provides a high tenacity prestressing force assembled concrete building structure, a serial communication port, including the concrete foundation, be equipped with a plurality of prefabricated post mounting holes that are the rectangle structure on the concrete foundation, be equipped with prefabricated post in the prefabricated post mounting hole, prefabricated post is equipped with a plurality of through-holes that run through prefabricated post along its length direction, be equipped with the steel cable in the through-hole, the middle part of prefabricated post is equipped with a plurality of crossbeams along its length direction.
2. A high toughness prestressed concrete building structure according to claim 1, wherein said mounting hole has a plurality of steel cable grooves at its bottom, said steel cable grooves are in a straight line structure, one end of said steel cable groove is located under said through hole, and the other end is located on the side wall of said mounting hole, said side wall of said precast column mounting hole has steel cable slots corresponding to said steel cable grooves, the bottom end of said steel cable slots is connected to said steel cable grooves, the top end of said steel cable slots forms a bayonet, said bayonet is located at the edge of the top of said precast column mounting hole, the lower portion of said steel cable is located in said steel cable grooves and said steel cable slots, said steel cable has a fastening plate at its upper end and a fastening block at its lower end, said fastening block is located at the bayonet.
3. A high tenacity prestressed concrete building structure according to claim 2, wherein said steel rope locking grooves are vertically arranged.
4. The high-toughness prestressed assembly concrete building structure according to claim 1, wherein a plurality of clamping rings are fixed at the top edge of said prefabricated column mounting hole, inserting plates are placed in said clamping rings, inserting holes corresponding to inserting plates in one-to-one correspondence are formed in said prefabricated column, and said inserting plates are placed in said inserting holes.
5. The high tenacity prestressed fabricated concrete building structure of claim 1, wherein said precast columns are disposed vertically.
6. The high tenacity prestressed concrete building structure of claim 1, wherein said steel cord has a length greater than that of said precast column.
7. The high toughness prestressed concrete building structure according to claim 1, wherein said through holes are four and arranged in a rectangular form.
8. The high toughness prestressed concrete building structure according to claim 1, wherein said prefabricated column installation holes are square structures.
9. The high toughness prestressed concrete building structure according to claim 1, wherein said precast columns are provided with a plurality of supporting tables along the length direction thereof, and the ends of said crossmember are located on said supporting tables.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111363667.4A CN113957996B (en) | 2021-11-17 | 2021-11-17 | High-toughness prestress assembled concrete building structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111363667.4A CN113957996B (en) | 2021-11-17 | 2021-11-17 | High-toughness prestress assembled concrete building structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113957996A true CN113957996A (en) | 2022-01-21 |
| CN113957996B CN113957996B (en) | 2023-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111363667.4A Active CN113957996B (en) | 2021-11-17 | 2021-11-17 | High-toughness prestress assembled concrete building structure |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101089335A (en) * | 2006-06-16 | 2007-12-19 | 北京特希达科技有限公司 | Prestress rope anti-bend reinforced concrete structure and its reinforing method |
| CN103243814A (en) * | 2013-05-29 | 2013-08-14 | 吕西林 | Function recoverable prefabricate column base node |
| CN108425375A (en) * | 2018-04-25 | 2018-08-21 | 李藏柱 | A kind of basis prefabricated post and its connection structure and its construction method |
| CN208533703U (en) * | 2017-05-29 | 2019-02-22 | 郑州科技学院 | A kind of Hybrid connections node of assembly concrete frame structure beam column |
| CN109469069A (en) * | 2018-11-27 | 2019-03-15 | 浙江坤德创新岩土工程有限公司 | A kind of I-shaped support pile of prestressing force and foundation pit supporting method |
| CN109488355A (en) * | 2019-01-25 | 2019-03-19 | 中国矿业大学 | A kind of construction method of flexible roof bolt |
| CN110344560A (en) * | 2019-06-04 | 2019-10-18 | 中旭建设集团有限公司 | Steel construction bearing frame on the outside of a kind of skyscraper |
| CN212078334U (en) * | 2020-04-13 | 2020-12-04 | 山东圣凯建筑设计咨询有限公司 | Assembled wall body package assembly of easy hoist and mount construction |
| CN112282064A (en) * | 2020-10-14 | 2021-01-29 | 广东省建筑设计研究院有限公司 | Large cantilever canopy-raising column internal prestress stay cable vibration reduction structure system and design method |
-
2021
- 2021-11-17 CN CN202111363667.4A patent/CN113957996B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101089335A (en) * | 2006-06-16 | 2007-12-19 | 北京特希达科技有限公司 | Prestress rope anti-bend reinforced concrete structure and its reinforing method |
| CN103243814A (en) * | 2013-05-29 | 2013-08-14 | 吕西林 | Function recoverable prefabricate column base node |
| CN208533703U (en) * | 2017-05-29 | 2019-02-22 | 郑州科技学院 | A kind of Hybrid connections node of assembly concrete frame structure beam column |
| CN108425375A (en) * | 2018-04-25 | 2018-08-21 | 李藏柱 | A kind of basis prefabricated post and its connection structure and its construction method |
| CN109469069A (en) * | 2018-11-27 | 2019-03-15 | 浙江坤德创新岩土工程有限公司 | A kind of I-shaped support pile of prestressing force and foundation pit supporting method |
| CN109488355A (en) * | 2019-01-25 | 2019-03-19 | 中国矿业大学 | A kind of construction method of flexible roof bolt |
| CN110344560A (en) * | 2019-06-04 | 2019-10-18 | 中旭建设集团有限公司 | Steel construction bearing frame on the outside of a kind of skyscraper |
| CN212078334U (en) * | 2020-04-13 | 2020-12-04 | 山东圣凯建筑设计咨询有限公司 | Assembled wall body package assembly of easy hoist and mount construction |
| CN112282064A (en) * | 2020-10-14 | 2021-01-29 | 广东省建筑设计研究院有限公司 | Large cantilever canopy-raising column internal prestress stay cable vibration reduction structure system and design method |
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| CN113957996B (en) | 2023-05-23 |
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