CN109811784A - A kind of fixing means and device of big raft foundation stiffened column foundation bolt anchor slab - Google Patents
A kind of fixing means and device of big raft foundation stiffened column foundation bolt anchor slab Download PDFInfo
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- CN109811784A CN109811784A CN201910179437.9A CN201910179437A CN109811784A CN 109811784 A CN109811784 A CN 109811784A CN 201910179437 A CN201910179437 A CN 201910179437A CN 109811784 A CN109811784 A CN 109811784A
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- foundation bolt
- girth sheets
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- positioning
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Abstract
The invention discloses the fixing means and device of a kind of big raft foundation stiffened column foundation bolt anchor slab, the present invention is when foundation bolt to be fixed on angle bar frame, one positioning girth sheets of pre-production, and the through-hole for being inserted into foundation bolt is produced on positioning girth sheets；Then positioning girth sheets is welded on angle bar frame, each foundation bolt top is set to reach the height of requirement to the height of positioning girth sheets upper surface respectively by the adjusting nut on foundation bolt, and make each foundation bolt perpendicular to the upper surface of positioning girth sheets, each foundation bolt is fixed on positioning girth sheets by the way of spot welding, a ring-shaped stirrup is fixed on angle bar frame, below positioning girth sheets simultaneously, and the lower part of each foundation bolt is welded on ring-shaped stirrup.The present invention solves the problems such as existing in raft foundation concreting, to cause bolt positioning caused by the deviation and lodging phenomenon of bolt to be not allowed, fix inconvenience due to concrete vibrating.
Description
Technical field
The present invention relates to the fixing means and device of a kind of big raft foundation stiffened column foundation bolt anchor slab, belong to building and apply
Work technical field.
Background technique
With the development of society, modern architectural functions tend to diversity, the bodily form and structural system of building tend to complicated more
Become, tends to three-dimensional.In response to and the in-depth of raw new design concept and structure technology, using many new structural systems.For
The diversification of commensurate structure system, structural material is to various sexual development.Concrete, reinforcing bar intensity be continuously improved reinforce, separately
Outside, steel construction, steel-concrete mixed structure, steel reinforced concrete structure and concrete filled steel tube are in Super High-rise Structure Design
It is being used widely.
Steel reinforced concrete coupled column is used in skyscraper, can reduce the section of column, building interior can obtain more preferably
Use function.But since raft foundation is deeper, the embedded parts such as stiffened column foundation bolt how to place by be engineering a big difficulty,
Vertical supports are such as done other than ineffective, project amount influences greatly, in crossed construction reinforcing bar bundle and sets, while raft foundation coagulation
In native casting process, reinforcing bar vibration etc. will affect foundation bolt deviation and lodging phenomenon, therefore in view of baseplate reinforcing bar has itself branch
Support body system, to avoid contacting with reinforcing bar and its bracket, the support thinking of old place foot bolt embedded part is to establish independent embedded part support
Frame, for this purpose, it is proposed that a kind of fixation device of big raft foundation stiffened column foundation bolt anchor slab.
Summary of the invention
It is an object of the invention to: the fixing means and dress of a kind of big raft foundation stiffened column foundation bolt anchor slab are provided
Set, it is existing in raft foundation concreting to solve, due to concrete vibrating cause bolt deviation and lodging phenomenon and
The problems such as caused bolt positioning is inaccurate and complicated for operation, fixed inconvenient, thus overcome the deficiencies in the prior art.
The technical scheme of the present invention is realized as follows:
A kind of fixing means of big raft foundation stiffened column foundation bolt anchor slab of the invention, this method includes consolidating foundation bolt
It is scheduled on angle bar frame, when foundation bolt is fixed on angle bar frame, one positioning girth sheets of pre-production, and in locating ring
The through-hole for being inserted into foundation bolt is produced on plate, number of openings determines according to requirements, while according to requirements really
Position the mutual alignment on girth sheets between through-hole；Then positioning girth sheets is welded on angle bar frame, makes to position the upper of girth sheets
Surface is parallel to the horizontal plane, and foundation bolt is inserted into respectively in the through-hole on positioning girth sheets, and install on each foundation bolt
One adjusting nut makes each foundation bolt top reach use to the height of positioning girth sheets upper surface respectively by adjusting nut
It is required that height, and make each foundation bolt perpendicular to positioning girth sheets upper surface, then will eachly by the way of spot welding
Foot bolt is fixed on positioning girth sheets, while fixing a ring-shaped stirrup on angle bar frame, below positioning girth sheets, and will be every
The lower part of a foundation bolt is welded on ring-shaped stirrup, then will reconcile nut remove after.
According to the above method constitute a kind of big raft foundation stiffened column foundation bolt anchor slab of the invention fixation device,
Including angle bar frame and raft foundation bed course, the lower end of the angle bar frame is fixed on raft foundation bed course, in angle bar frame
Upper end be fixed with positioning girth sheets, positioning girth sheets on offer through-hole, foundation bolt has been inserted in each through-hole, and insert
The foundation bolt being placed in each through-hole is connected on positioning girth sheets by spot welding, on angle bar frame, the lower section of positioning girth sheets
It is further fixed on ring-shaped stirrup, the lower part of foundation bolt is weldingly fixed on ring-shaped stirrup.
Further, above-mentioned positioning girth sheets is circular fixing plate.
Further, above-mentioned angle bar frame further includes at least three root posts and the cross bar for connecting adjacent two root posts,
Positioning girth sheets is fixed on the angle bar frame upper end being welded to form by column and cross bar.
Further, the lower end of above-mentioned each column is welded with steel plate cushion block respectively, and the lower end of each column is equal
It is fixed on raft foundation bed course by steel plate cushion block respectively.
Further, diagonal brace, the bottom of each diagonal brace are also respectively provided in the opposite sides of above-mentioned each column lower end
It is fixed on raft foundation bed course.
By adopting the above-described technical solution, compared with prior art, the present invention big raft foundation strength provided by the invention
Property column foundation bolt anchor slab fixation device, by being arranged independent support system on raft foundation, foundation bolt is using positioning
After girth sheets is fixed, angle bar frame overall stability can be made to reinforce, and accurately control the location dimension and verticality of foundation bolt,
To reach preferable positioning and degree control effect, and foundation bolt sets up independent support system, raft foundation concrete
When pouring, concrete vibrating can be reduced and cause the deviation and lodging phenomenon of bolt, and then improve the accuracy of bolt positioning, this hair
Bright not only simple and quick, sizing is accurate, is fixed conveniently, but also bolt registration is calibrated, is suitble to popularity.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the schematic perspective view of angle bar frame of the present invention；
Fig. 3 is the cross section structure schematic diagram of A-A in Fig. 2；
Fig. 4 is structural schematic diagram when positioning girth sheets and foundation bolt of the invention connect；
Fig. 5 is the overlooking structure diagram of Fig. 4.
Appended drawing reference in figure are as follows: 1- angle bar frame, 2- positioning girth sheets, 3- foundation bolt, 4- ring-shaped stirrup, 5- diagonal brace,
6- adjusting nut, 7- raft foundation bed course, 8- column, 9- cross bar, 10- steel plate cushion block.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples, but not as to of the invention any
Limitation.
A kind of fixing means of big raft foundation stiffened column foundation bolt anchor slab of the invention, as shown in Figs. 1-5, this method
Including foundation bolt 3 is fixed on angle bar frame 1, when foundation bolt 3 is fixed on angle bar frame 1, pre-production one
A positioning girth sheets 2, and the through-hole for being inserted into foundation bolt 3 is produced on positioning girth sheets 2, number of openings is according to requirements
It determines, while determining the mutual alignment on positioning girth sheets 2 between through-hole according to requirements；Then positioning girth sheets 2 is welded on
On angle bar frame 1, the upper surface for positioning girth sheets 2 is parallel to the horizontal plane, foundation bolt 3 is inserted into respectively on positioning girth sheets 2
In through-hole, and an adjusting nut 6 is installed on each foundation bolt 3, each foundation bolt 3 is made by adjusting nut 6 respectively
The height of top to positioning 2 upper surface of girth sheets reaches the height of requirement, and makes each foundation bolt 3 perpendicular to positioning girth sheets
Then each foundation bolt 3 is fixed on positioning girth sheets 2 by 2 upper surface by the way of spot welding, while in angle bar frame 1
A ring-shaped stirrup 4 is fixed in upper, positioning girth sheets 2 lower section, and the lower part of each foundation bolt 3 is welded on ring-shaped stirrup 4
On, then will reconcile nut 6 remove after.
According to the above method constitute a kind of big raft foundation stiffened column foundation bolt anchor slab of the invention fixation device,
As shown in Figs. 1-5, which includes angle bar frame 1 and raft foundation bed course 7, and raft plate is fixed in the lower end of the angle bar frame 1
On blinding layer 7, it is fixed with positioning girth sheets 2 in the upper end of angle bar frame 1, through-hole is offered on positioning girth sheets 2, each logical
Foundation bolt 3 has been inserted in hole, and is inserted and be connected on positioning girth sheets 2 in the foundation bolt 3 in each through-hole by spot welding,
On angle bar frame 1, positioning girth sheets 2 lower section be further fixed on ring-shaped stirrup 4, the lower part of foundation bolt 3 is weldingly fixed on ring
On u stirrup 4；The positioning girth sheets 2 is circular fixing plate；Angle bar frame 1 includes at least three root posts 8, in general
2~3 cross bars being parallel to each other 9 are connected by welding using four columns 8, and between every adjacent two root posts 8,
Positioning girth sheets 2 is fixed on 1 upper end of angle bar frame being welded to form by column 8 and cross bar 9；Divide equally in the lower end of each column 8
A steel plate cushion block 10 is not welded and fixed, the lower end of each column 8 is made to be fixed on raft foundation by steel plate cushion block 10 respectively
On bed course 7；In order to keep structure more stable, it can be also respectively set in the opposite sides of each 8 lower end of column and be fixed with diagonal brace 5,
The bottom of each diagonal brace 5 is fixed on raft foundation bed course 7.
Embodiment:
Referring to attached drawing 1 to Fig. 5, the present embodiment provides a kind of fixation device of big raft foundation stiffened column foundation bolt anchor slab, packets
Angle bar frame 1 and positioning girth sheets 2 are included, the lower end of angle bar frame 1 is fixed on raft foundation bed course 7, and positioning girth sheets 2 is 7mm thick
Circular fixing plate, positioning girth sheets 2 is transversely fixed on the upper end of angle bar frame 1, positions and along the circumferential direction open up on girth sheets 2
There is through-hole, the rotation of foundation bolt 3 sets and passes through the through-hole, is also welded with annular on the angle bar frame 1 of 2 lower section of positioning girth sheets
Stirrup 4, ring-shaped stirrup 4 are the round steel of diameter 16mm, and the lower part of the foundation bolt 3 is fixedly welded on ring-shaped stirrup 4.
Angle bar frame 1 includes four into the column 8 of quadrangle distribution and the cross bar 9 of the adjacent two root posts 8 of connection, angle bar frame
1 uses the angle steel welding production of L50 × 5, and column 8 and cross bar 9 are customized according to stiffness column dimension and plank thickness respectively, cross bar 9 from
Ground 200mm is arranged first, is arranged later every 800mm, the Q235 steel plate cushion block 10 that column 8 passes through welding 200x200x7 thickness
(anchor slab) is fixed on raft foundation bed course 7, the opposite sides welding 500mm long of column 8, the steel bar end of diameter 25mm, as
Diagonal brace 5, the bottom of diagonal brace 5 also are secured on raft foundation bed course 7, and column 8 is distributed setting along the circumferencial direction of positioning girth sheets 2,
And the upper end of column 8 is welded and fixed with positioning girth sheets 2, the lower end of column 8 is provided with the steel plate cushion block 10 being transversely arranged, and
The lower end of column 8 is fixedly welded on steel plate cushion block 10.
The foundation bolt 3 penetrates in 7mm thickness positioning girth sheets 2 according to installation drawing, carries out preassembling, guarantees and drawing ruler
It is very little to be consistent, after bolt verticality meets deviation less than 1/700, weld all around, which is carried out, in positioning 2 lower surface of girth sheets fixes (or spot welding), institute
Foundation bolt 3 is stated after the positioning interim preassembling of girth sheets 2, setting assists at foundation bolt 3 and positioning 2 upper surface of girth sheets silk tooth
Adjusting nut 6 after positioning 2 positioning welding of girth sheets, removes auxiliary adjustment nut 6, and the fixed bracket 1 is consolidated with foundation bolt 3
It is fixed, it is by welding ring-shaped stirrup 4 on angle bar frame 1, then foundation bolt 3 is welded in annular by the round steel of diameter 16mm
A kind of bolt fixing method on stirrup 4.
Working principle and use step: after raft foundation bed course pours, the lower bracket of fixed foundation bolt 3 uses L50
× 5 angle steel welding productions, column 8 and cross bar 9 are all that the angle steel of L50 × 5 is welded to each other production, and column 8 passes through welding
The steel plate cushion block 10 of 200x200x7 thickness is fixed on raft foundation bed course and the steel bar end of weld diameter 25mm, as diagonal brace 5,
By the round steel of the weld diameter 16 on bracket as ring-shaped stirrup 4,3 lower weld of foundation bolt is fixed on ring-shaped stirrup 4,
After the superstructure of fixed foundation bolt 3 uses the positioning girth sheets 2 of t=7mm, foundation bolt 3 to wear positioning girth sheets 2, pass through nut 6
It tentatively tightens, the girth sheets 2 to be positioned of nut 6 is removed after being welded and fixed, and positions girth sheets 2 and foundation bolt 3 is put into raft foundation reinforcing bar
After interior, start to carry out built-in fitting relatively fixed welding, foundation bolt 3 is penetrated in positioning girth sheets 2 according to installation drawing, is carried out
Preassembling, while positioning the progress weld all around of 2 lower surface of girth sheets and fixing (or spot welding), to guarantee that foundation bolt 3 is embedded stable and vertical
Degree meets tolerance range can be such that 1 overall stability of angle bar frame reinforces after foundation bolt 3 is fixed using positioning girth sheets 2,
And the location dimension and verticality of foundation bolt 3 are accurately controlled, thus reach preferable positioning and degree control effect, and
Foundation bolt 3 sets up independent support system, when raft foundation concreting, can reduce the deviation that concrete vibrating causes bolt
And lodging phenomenon, and then the accuracy of bolt positioning is improved, the present invention is not only simple and quick, sizing is accurate, fixed
It is convenient, and bolt registration is calibrated, is suitble to popularity.
The above embodiments are only used to illustrate and not limit the technical solutions of the present invention, although referring to above-described embodiment to this hair
It is bright to be described in detail, it will be apparent to an ordinarily skilled person in the art that: still the present invention can be modified or be waited
With replacement, without departing from the spirit or scope of the invention, or any substitutions, should all cover in power of the invention
In sharp claimed range.
Claims (6)
1. a kind of fixing means of big raft foundation stiffened column foundation bolt anchor slab, including foundation bolt (3) is fixed on angle steel
On bracket (1), it is characterised in that: when foundation bolt (3) is fixed on angle bar frame (1), one locating ring of pre-production
Plate (2), and the through-hole for being inserted into foundation bolt (3) is produced in positioning girth sheets (2), number of openings is according to requirements true
It is fixed, while the mutual alignment in positioning girth sheets (2) between through-hole is determined according to requirements；It then will positioning girth sheets (2) welding
On angle bar frame (1), the upper surface for positioning girth sheets (2) is parallel to the horizontal plane, foundation bolt (3) is inserted into locating ring respectively
In through-hole on plate (2), and an adjusting nut (6) is installed on each foundation bolt (3), respectively by adjusting nut (6)
So that each foundation bolt (3) top is reached the height of requirement to the height of positioning girth sheets (2) upper surface, and makes each lower margin
For bolt (3) perpendicular to the upper surface of positioning girth sheets (2), it is fixed to be then fixed on each foundation bolt (3) by the way of spot welding
On position girth sheets (2), while a ring-shaped stirrup (4) is fixed on angle bar frame (1), below positioning girth sheets (2), and will be each
The lower part of foundation bolt (3) is welded on ring-shaped stirrup (4), after then removing conciliation nut (6).
2. a kind of fixation device of big raft foundation stiffened column foundation bolt anchor slab, including angle bar frame (1) and raft foundation pad
Layer (7), the lower end of the angle bar frame (1) are fixed on raft foundation bed course (7), it is characterised in that: in angle bar frame (1)
Upper end is fixed with positioning girth sheets (2), offers through-hole in positioning girth sheets (2), has inserted foundation bolt in each through-hole
(3), it and inserts in the foundation bolt (3) in each through-hole and to be connected to by spot welding in positioning girth sheets (2), in angle bar frame
(1) it is further fixed on ring-shaped stirrup (4) on, below positioning girth sheets (2), the lower part of foundation bolt (3) is weldingly fixed on annular
On stirrup (4).
3. the fixation device of big raft foundation stiffened column foundation bolt anchor slab according to claim 2, it is characterised in that: described
Positioning girth sheets (2) is circular fixing plate.
4. the fixation device of big raft foundation stiffened column foundation bolt anchor slab according to claim 2, it is characterised in that: described
Angle bar frame (1) further includes at least three root posts (8) and the cross bar (9) for connecting adjacent two root posts (8), positions girth sheets
(2) it is fixed on angle bar frame (1) upper end being welded to form by column (8) and cross bar (9).
5. the fixation device of big raft foundation stiffened column foundation bolt anchor slab according to claim 4, it is characterised in that: each
The lower end of column (8) is welded with steel plate cushion block (10) respectively, and the lower end of each column (8) passes through steel plate cushion block respectively
(10) it is fixed on raft foundation bed course (7).
6. the fixation device of big raft foundation stiffened column foundation bolt anchor slab according to claim 4, it is characterised in that: every
The opposite sides of a column (8) lower end is also respectively provided with diagonal brace (5), and raft foundation pad is fixed in the bottom of each diagonal brace (5)
On layer (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910179437.9A CN109811784A (en) | 2019-03-11 | 2019-03-11 | A kind of fixing means and device of big raft foundation stiffened column foundation bolt anchor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910179437.9A CN109811784A (en) | 2019-03-11 | 2019-03-11 | A kind of fixing means and device of big raft foundation stiffened column foundation bolt anchor slab |
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| Publication Number | Publication Date |
|---|---|
| CN109811784A true CN109811784A (en) | 2019-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910179437.9A Pending CN109811784A (en) | 2019-03-11 | 2019-03-11 | A kind of fixing means and device of big raft foundation stiffened column foundation bolt anchor slab |
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|---|---|
| CN (1) | CN109811784A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111395384A (en) * | 2020-04-01 | 2020-07-10 | 中国十七冶集团有限公司 | Accurate fixing method for foundation embedded bolt |
| CN112252743A (en) * | 2020-09-30 | 2021-01-22 | 中国化学工程第六建设有限公司 | Installation method of foundation bolt of large-scale equipment foundation |
| CN112878712A (en) * | 2021-03-12 | 2021-06-01 | 安徽三建工程有限公司 | Compression shear foundation bolt pre-embedding installation device and construction method thereof |
| CN113006288A (en) * | 2021-03-03 | 2021-06-22 | 重庆科技学院 | Integral positioning device for embedded counter-force ground anchor and construction method |
| CN114033191A (en) * | 2021-12-13 | 2022-02-11 | 中国化学工程第十一建设有限公司 | Anchor plate type foundation bolt positioning method |
| CN114876219A (en) * | 2022-05-20 | 2022-08-09 | 中国水利水电第四工程局有限公司 | Welding installation device for photovoltaic support foundation embedded bolts |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111395384A (en) * | 2020-04-01 | 2020-07-10 | 中国十七冶集团有限公司 | Accurate fixing method for foundation embedded bolt |
| CN112252743A (en) * | 2020-09-30 | 2021-01-22 | 中国化学工程第六建设有限公司 | Installation method of foundation bolt of large-scale equipment foundation |
| CN113006288A (en) * | 2021-03-03 | 2021-06-22 | 重庆科技学院 | Integral positioning device for embedded counter-force ground anchor and construction method |
| CN113006288B (en) * | 2021-03-03 | 2022-09-23 | 重庆科技学院 | Integral positioning device for embedded counter-force ground anchor and construction method |
| CN112878712A (en) * | 2021-03-12 | 2021-06-01 | 安徽三建工程有限公司 | Compression shear foundation bolt pre-embedding installation device and construction method thereof |
| CN114033191A (en) * | 2021-12-13 | 2022-02-11 | 中国化学工程第十一建设有限公司 | Anchor plate type foundation bolt positioning method |
| CN114876219A (en) * | 2022-05-20 | 2022-08-09 | 中国水利水电第四工程局有限公司 | Welding installation device for photovoltaic support foundation embedded bolts |
| CN114876219B (en) * | 2022-05-20 | 2023-09-19 | 中国水利水电第四工程局有限公司 | Welding installation device for photovoltaic bracket foundation embedded bolts |
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