CN109811787A - It is a kind of to use the additional elevator structure of pin-connected panel foundation precast elements and its construction method - Google Patents

It is a kind of to use the additional elevator structure of pin-connected panel foundation precast elements and its construction method Download PDF

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Publication number
CN109811787A
CN109811787A CN201910158531.6A CN201910158531A CN109811787A CN 109811787 A CN109811787 A CN 109811787A CN 201910158531 A CN201910158531 A CN 201910158531A CN 109811787 A CN109811787 A CN 109811787A
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China
Prior art keywords
steel column
pin
plate
precast
panel
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Pending
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CN201910158531.6A
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Chinese (zh)
Inventor
董有
杨涛
梁俊桥
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Beijing Fu Fu International Seismic Technology Co Ltd
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Beijing Fu Fu International Seismic Technology Co Ltd
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Priority to CN201910158531.6A priority Critical patent/CN109811787A/en
Publication of CN109811787A publication Critical patent/CN109811787A/en
Pending legal-status Critical Current

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Abstract

The present invention relates to a kind of using the additional elevator structure of pin-connected panel foundation precast elements and its construction method, belongs to existing building comprehensive reformation technical field.Including pin-connected panel foundation precast elements, additional elevator steel column.The pin-connected panel foundation precast elements together with pre-embedded bolt one-piece casting, after the pin-connected panel foundation precast elements after one-piece casting pass through lifting, are mounted on the bed course of preprepared plus terraced position by raft foundation, concrete shear force wall, steel column, peg.The most significant advantage of the present invention is short construction period, improves speed of application, to reduce construction cost, and does not influence the daily life of former resident when construction, elevator installs freedom and flexibility.

Description

It is a kind of to use the additional elevator structure of pin-connected panel foundation precast elements and its construction method
Technical field
The present invention relates to a kind of using the additional elevator structure of pin-connected panel foundation precast elements and its construction method, especially one Kind existing building adds the foundation structure transformation and its construction method of vertical passageway, belongs to existing building comprehensive reformation technology neck Domain.
Background technique
The many existing buildings in China are built in the eighties, at that time due to being limited by factors such as economic conditions, build function Can be simple, quality of life is poor, and seven layers and following existing building are all fitted without elevator.It is gradually mentioned as urban life is horizontal Height, the continuous improvement of economic condition, requirement of the people to quality of life are also higher and higher.In order to solve these problems, existing In the transformation of building, these old buildings become the object of emphasis transformation.In order to facilitate the daily life of resident, resident is allowed to live It obtains comfortably, conveniently, and does not have to put into a large amount of fund, the method that can use additional elevator, additional elevator need in addition to add Elevator basis, reduces additional elevator structure to the mechanics influence of original structure.
Summary of the invention
Present invention combination existing building comprehensive reformation engineering proposes a kind of using power-up outside pin-connected panel foundation precast elements Terraced structure and its construction method.Primarily to solving the problems, such as that existing building is not provided with elevator, it is now desired to add additional Elevator improves resident trip, can be shortened the construction period using the additional elevator structure of pin-connected panel foundation precast elements, reduction is built Cause this problem of.
Technical scheme is as follows:
A kind of additional elevator structure using pin-connected panel foundation precast elements, including it is pin-connected panel foundation precast elements, additional Elevator steel column.The pin-connected panel foundation precast elements are whole by raft foundation, concrete shear force wall, steel column, peg, pre-embedded bolt It pours together, after the foundation precast elements after one-piece casting are by lifting, is mounted on the pad of preprepared plus terraced position On layer.The steel column is arranged in the quadrangle of foundation precast elements.The steel column welds in four side center vertical direction One-piece casting is carried out again after connecing peg.It is welded with steel column bottom plate the steel column bottom.The steel column bottom plate is pouring Preceding pre-embedded bolt, and the bottom plate hole on pre-embedded bolt and steel column bottom plate is using perforation plug welding.The additional elevator is prefabricated Basic component configures corresponding horizontal reinforcing bar and stirrup with vertical direction before one-piece casting.
The pin-connected panel foundation precast elements raft foundation be 400mm by thickness, a length of 3600mm, width is the mixed of 3300mm Solidifying soil pours, and arrangement of reinforcement is that 14@of φ, 180 double-layer double-direction is abound with, and is located on bed course.
The bed course is 120mm thickness C30 plain concrete supporting course, and every hem width goes out prefabricated foundation construction raft foundation bottom plate 120mm。
Horizontal vertical distribution muscle in the pin-connected panel foundation precast elements concrete shear force wall is 14@of φ 180 couples Arrangement is set, 8@500 of tension rib φ, and together with steel column one-piece casting.
The pin-connected panel foundation precast elements raft foundation and concrete shear force wall are all made of closely knit water-proof concrete, coagulation Native strength grade is C35.
The steel column is embedded in concrete shear force wall wall, and steel column is 250mm × 250mm, and steel column is in four Bian Zhongxin A peg is welded at interval of 150mm in the vertical direction of position, bottom is located on steel column bottom plate, and is welded, then again Carry out one-piece casting.
The M14, length are that the peg of 60mm is welded with steel column.
The steel column bottom plate is 360mm × 360mm, and the bottom plate hole of 5 M24, steel are arranged with a thickness of 18mm, and on bottom plate Column base plate and steel column bottom are welded.
The steel column bottom plate pre-buried M24 pre-embedded bolt, material Q345, length 480mm, pre-embedded bolt before pouring End uses 90 degree of bending, and bending length is 100mm, and the bottom plate hole on pre-embedded bolt and steel column bottom plate is using perforation plug Weldering.
Above-mentioned additional elevator structure and its construction method using pin-connected panel foundation precast elements, using following steps:
Step 1: according to design drawing, peg, steel column bottom plate and steel column are welded in advance;
Step 2: the binding of pin-connected panel foundation precast elements reinforcing bar is carried out according to design drawing, and carries out steel column, steel column bottom The arrangement and fixation of plate, while pre-embedded bolt is welded, pay attention to the requirement of reinforcing bar length and welding quality;
Step 3: formwork pours and checks correction, then carries out concreting and conserves, curing time is no less than 28 It;
Step 4: bed course is in advance carried out in the position of pin-connected panel foundation precast elements to be installed, and bed course is thick using 120mm C30 plain concrete, and guarantee that every hem width goes out foundation precast elements raft foundation bottom plate 120mm;
Step 5: after concrete reaches intensity, foundation precast elements being lifted, and is mounted on the pad pre-processed On layer, and adjust suitable position.
The utility model has the advantages that
The most significant advantage of the present invention is short construction period, improves speed of application, to reduce construction cost, and constructs When do not influence the daily life of former resident, elevator installs freedom and flexibility.Transformation and people-based concept with existing building Gradually implement, it is contemplated that under the premise of meeting construction quality, if the technology is promoted and applied, change in existing building Elevator is added in making and will have distinct economic and realistic meaning equipped with reliable foundation precast elements.
Detailed description of the invention
Fig. 1 is pin-connected panel prefabricated foundation arrangement of reinforcement schematic diagram;
Fig. 2 is additional elevator steel column bottom part way schematic diagram
Fig. 3 is the B-B cross-sectional view of Fig. 2;
Fig. 4 is steel column board structure schematic diagram;
In figure, 1: raft foundation;2: the concrete side of cutting wall;3: steel column;4: bed course;5: steel column bottom plate;6: pre-embedded bolt;7: Peg;8: bottom plate hole.
Specific embodiment
A kind of additional elevator structure using pin-connected panel foundation precast elements, referring to shown in Fig. 1 to 4, including pin-connected panel is pre- Basic component processed, additional elevator steel column.The pin-connected panel foundation precast elements are by raft foundation 1, concrete shear force wall 2, steel column 3, peg 7 after the foundation precast elements after one-piece casting pass through lifting, is mounted on pre- together with 6 one-piece casting of pre-embedded bolt On the bed course 4 of first ready plus terraced position.The steel column 3 is arranged in the quadrangle of foundation precast elements.The steel column 3 exists One-piece casting is carried out again after weld stud 7 in four side center vertical direction.3 bottom of steel column and 5 bottom plate of steel column into Row welding.5 bottom plate of steel column pre-embedded bolt 6 before pouring, and the bottom plate hole 8 on pre-embedded bolt 6 and steel column bottom plate 5 uses Perforation plug welding.The prefabricated basic component of additional elevator configures corresponding horizontal and vertical direction before one-piece casting Reinforcing bar and stirrup.
The pin-connected panel foundation precast elements raft foundation 1 be 400mm by thickness, a length of 3600mm, width is 3300mm Concreting, arrangement of reinforcement are that 14@of φ, 180 double-layer double-direction is abound with, and are located on bed course 4.
The bed course 4 is 120mm thickness C30 plain concrete supporting course, and every hem width goes out prefabricated foundation construction 1 bottom plate of raft foundation 120mm。
Horizontal vertical distribution muscle in the pin-connected panel foundation precast elements concrete shear force wall 2 is 14@of φ 180 couples Arrangement is set, 8@500 of tension rib φ, and together with 3 one-piece casting of steel column.
The pin-connected panel foundation precast elements raft foundation 1 and concrete shear force wall 2 are all made of closely knit water-proof concrete, mix Solidifying soil strength grade is C35.
The steel column 3 is embedded in 2 wall of concrete shear force wall, and steel column 3 is 250mm × 250mm, and steel column 3 is on four sides A peg 7 is welded at interval of 150mm in the vertical direction of center, bottom is located on steel column bottom plate 5, and is welded, Then one-piece casting is carried out again.
The M14, length are that the peg 7 of 60mm is welded with steel column 3.
The steel column bottom plate 5 is 360mm × 360mm, and the bottom plate hole 8 of 5 M24 is arranged with a thickness of 18mm, and on bottom plate, Steel column bottom plate 5 and 3 bottom of steel column are welded.
The steel column bottom plate 5 pre-buried M24 pre-embedded bolt 6 before pouring, material Q345, length 480mm, pre-buried spiral shell 6 end of bolt uses 90 degree of bending, and bending length is 100mm, and pre-embedded bolt 6 is used with the bottom plate hole 8 on steel column bottom plate 5 and worn Hole plug welding.
Above-mentioned additional elevator structure and its construction method using pin-connected panel foundation precast elements, using following steps:
Step 1: according to design drawing, peg 7, steel column 5 and steel column 3 are welded in advance;
Step 2: the binding of pin-connected panel foundation precast elements reinforcing bar is carried out according to design drawing, and carries out steel column 3, steel column The arrangement and fixation of bottom plate 5, while pre-embedded bolt 6 is welded, pay attention to the requirement of reinforcing bar length and welding quality;
Step 3: formwork pours and checks correction, then carries out concreting and conserves, curing time is no less than 28 It;
Step 4: bed course 4 is in advance carried out in the position of pin-connected panel foundation precast elements to be installed, and bed course 4 uses 120mm Thick C30 plain concrete, and guarantee that every hem width goes out 1 bottom plate 120mm of foundation precast elements raft foundation;
Step 5: after concrete reaches intensity, foundation precast elements being lifted, and is mounted on the pad pre-processed On layer 4, and adjust suitable position;
It is an exemplary embodiment of the invention above, specific implementation of the invention is without being limited thereto.

Claims (7)

1. a kind of using the additional elevator structure of pin-connected panel foundation precast elements and its construction method, including pin-connected panel prefabricated foundation structure Part, additional elevator steel column.It is characterized by: the pin-connected panel foundation precast elements are by raft foundation (1), concrete shear force wall (2), together, the foundation precast elements after one-piece casting are by hanging for steel column (3), peg (7) and pre-embedded bolt (6) one-piece casting After dress, it is mounted on the bed course (4) of preprepared plus terraced position;The steel column (3) is arranged in foundation precast elements Quadrangle;The steel column (3) carries out one-piece casting after weld stud (7) in four side center vertical direction again;Described It is welded with steel column (5) bottom plate steel column (3) bottom;Steel column (5) bottom plate pre-embedded bolt (6) before pouring, and it is pre-buried Bottom plate hole (8) on bolt (6) and steel column bottom plate (5) is using perforation plug welding;The prefabricated basic component of additional elevator Corresponding horizontal reinforcing bar and stirrup with vertical direction is configured before one-piece casting.
2. it is according to claim 1 a kind of using the additional elevator structure of pin-connected panel foundation precast elements and its construction method, It is characterized by: it is 400mm, a length of 3600mm, width 3300mm that the pin-connected panel foundation precast elements raft foundation 1, which is by thickness, Concreting, arrangement of reinforcement be 14@of φ, 180 double-layer double-direction be abound with, be located on bed course 4.
3. it is according to claim 1 a kind of using the additional elevator structure of pin-connected panel foundation precast elements and its construction method, It is characterized by: the horizontal vertical distribution muscle in the pin-connected panel foundation precast elements concrete shear force wall (2) is 14@of φ 180 double arrangements, 8@500 of tension rib φ, and together with steel column (3) one-piece casting.
4. it is according to claim 1 a kind of using the additional elevator structure of pin-connected panel foundation precast elements and its construction method, It is characterized by: the steel column (3) is embedded in concrete shear force wall (2) wall, steel column (3) is 250mm × 250mm, and steel Column (3) welds a peg (7) at interval of 150mm in four side center vertical direction, and bottom is located at steel column bottom plate (5) On, and welded, one-piece casting is then carried out again.
5. it is according to claim 1 a kind of using the additional elevator structure of pin-connected panel foundation precast elements and its construction method, It is characterized by: the steel column bottom plate (5) is 360mm × 360mm, the bottom of 5 M24 is arranged with a thickness of 18mm, and on bottom plate Plate hole (8), steel column bottom plate (5) and steel column (3) bottom are welded.
6. it is according to claim 1 a kind of using the additional elevator structure of pin-connected panel foundation precast elements and its construction method, It is characterized by: the steel column bottom plate (5) pre-buried M24 pre-embedded bolt (6), material Q345, length before pouring are 480mm, pre-embedded bolt (6) end uses 90 degree of bending, and pre-embedded bolt (6) is adopted with the bottom plate hole (8) on steel column bottom plate (5) With perforation plug welding.
7. any according to claim 1~6 described a kind of using the additional elevator structure of pin-connected panel foundation precast elements and its apply Work method, it is characterised in that: use following steps:
Step 1: according to design drawing, peg (7), steel column (5) and steel column (3) are welded in advance;
Step 2: the binding of pin-connected panel foundation precast elements reinforcing bar is carried out according to design drawing, and carries out steel column (3), steel column bottom The arrangement and fixation of plate (5), while pre-embedded bolt (6) are welded, pay attention to the requirement of reinforcing bar length and welding quality;
Step 3: formwork pours and checks correction, then carries out concreting and conserves, curing time is no less than 28 days;
Step 4: bed course (4) is in advance carried out in the position of pin-connected panel foundation precast elements to be installed, and bed course (4) uses 120mm Thick C30 plain concrete, and guarantee that every hem width goes out foundation precast elements raft foundation (1) bottom plate 120mm;
Step 5: after concrete reaches intensity, foundation precast elements being lifted, and is mounted on the bed course pre-processed (4) on, and suitable position is adjusted.
CN201910158531.6A 2019-03-01 2019-03-01 It is a kind of to use the additional elevator structure of pin-connected panel foundation precast elements and its construction method Pending CN109811787A (en)

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Application Number Priority Date Filing Date Title
CN201910158531.6A CN109811787A (en) 2019-03-01 2019-03-01 It is a kind of to use the additional elevator structure of pin-connected panel foundation precast elements and its construction method

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Application Number Priority Date Filing Date Title
CN201910158531.6A CN109811787A (en) 2019-03-01 2019-03-01 It is a kind of to use the additional elevator structure of pin-connected panel foundation precast elements and its construction method

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111576432A (en) * 2020-05-26 2020-08-25 山东省建筑科学研究院有限公司 Prefabricated foundation pit additionally provided with elevator and construction method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111576432A (en) * 2020-05-26 2020-08-25 山东省建筑科学研究院有限公司 Prefabricated foundation pit additionally provided with elevator and construction method

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