CN109403456A - A kind of steel corbel pre-buried structure and its construction method - Google Patents
A kind of steel corbel pre-buried structure and its construction method Download PDFInfo
- Publication number
- CN109403456A CN109403456A CN201811564880.XA CN201811564880A CN109403456A CN 109403456 A CN109403456 A CN 109403456A CN 201811564880 A CN201811564880 A CN 201811564880A CN 109403456 A CN109403456 A CN 109403456A
- Authority
- CN
- China
- Prior art keywords
- bracket
- steel
- plate
- steel plate
- vertical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 195
- 239000010959 steel Substances 0.000 title claims abstract description 195
- 238000010276 construction Methods 0.000 title claims abstract description 10
- 239000003351 stiffener Substances 0.000 claims description 16
- 230000002787 reinforcement Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 6
- 239000002775 capsule Substances 0.000 claims description 3
- 238000009415 formwork Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
-
- 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
Abstract
The invention discloses a kind of steel corbel pre-buried structure and its construction methods, it includes concrete column, bracket transverse direction steel plate, bracket lateral connection steel plate and the vertical steel plate of bracket, the vertical steel plate of bracket is two pieces of inverted L shape plate structures being arranged symmetrically, vertical bracket lateral connection steel plate is welded to connect between the middle part of the vertical steel plate of bracket, one end of the vertical steel plate of bracket is extend into concrete column, the other end of the vertical steel plate of bracket is located on concrete column side, bracket transverse direction steel plate is welded to connect the outer tip end in the vertical steel plate of bracket, embedded steel tube is equipped in concrete column, have in embedded steel tube to drawing fining twisted steel, the preformed hole that screw-thread steel passes through on bracket lateral connection steel plate is fixed by nut.By embedded steel tube, to fining twisted steel is worn, guarantee that structure tension is stablized；By pre-embedded steel slab box, bracket steel plate is inserted, and is born to shear using steel plate, is guaranteed that material property is used well, achieve good using effect.
Description
Technical field
The present invention relates to a kind of bracket more particularly to a kind of steel corbel pre-buried structure and its construction methods, belong to building, city
Political affairs, highway, railway foundation-free supporting structure technical field of construction.
Background technique
Currently, the foundation-frees supporting structure such as highway, municipal administration, railway construction substantially using in template aperture pre-embedded bolt or
Person's section steel reinforcement bracket forms support system.After the completion of concreting, template is difficult to remove, and damaged template is serious, nothing
Method utilizes again, causes resource serious waste；Pre-embedded bolt perhaps fashioned iron bears very big shearing and bolt or fashioned iron receiving are cut
Power performance difference forms very big security risk.
Summary of the invention
The technical problem to be solved by the present invention is a kind of steel corbel pre-buried structure and its construction method are provided, by pre-buried
Steel pipe guarantees that structure tension is stablized to fining twisted steel is worn；By pre-embedded steel slab box, bracket steel plate is inserted, and uses steel plate
Shearing is born, guarantees that material property is used well, the above-mentioned problem of effective solution.
The technical solution of the present invention is as follows: a kind of steel corbel pre-buried structure, it include concrete column, bracket transverse direction steel plate,
Bracket lateral connection steel plate and the vertical steel plate of bracket, the vertical steel plate of bracket are two pieces of inverted L shape plate structures being arranged symmetrically,
Vertical bracket lateral connection steel plate is welded to connect between the middle part of the vertical steel plate of bracket, one end of the vertical steel plate of bracket is protruded into
Into concrete column, the other end of the vertical steel plate of bracket is located on concrete column side, and bracket transverse direction steel plate is welded to connect
In the outer tip end of the vertical steel plate of bracket, it is equipped with embedded steel tube in concrete column, has in embedded steel tube to drawing finish rolling screw thread
Steel, the preformed hole that screw-thread steel passes through on bracket lateral connection steel plate are fixed by nut.
Steel plate box is equipped between concrete column and the vertical steel plate of bracket, the steel plate box is the square tubbiness of lateral openings
Structure, steel plate box include top plate and bottom plate, riser and side plate, top plate and bottom plate arrangement symmetrical above and below, solid between top plate and bottom plate
Surely be connected with side plate symmetrically arranged on the left and the right, be fixedly connected with riser with the side of side plate in top plate and bottom plate, the vertical steel plate of bracket with
Steel plate box inner sidewall has gap.
If being additionally provided with dry concrete reinforcement mesh on the concrete column, two are equipped in the top of concrete reinforcement mesh
Block branch pading plate, the branch pading plate are located at the underface of bottom plate and contact with the bottom surface of bottom plate.
Horizontal bracket stiffener, the side of bracket stiffener and ox are also fixedly connected between the vertical steel plate of bracket
The connection of leg lateral connection Interal fixation.
The screw-thread steel is two, is arranged symmetrically up and down with bracket stiffener.
A kind of construction method of steel corbel pre-buried structure, the method step are as follows:
One, perpendicular to top plate and bottom plate, riser, side plate, bracket transverse direction steel plate, bracket lateral connection steel plate, bracket by the size of design
Blanking is carried out respectively to steel plate, bracket stiffener and branch pading plate；
Two, steel plate box is assembled into top plate and bottom plate, riser and plate-side plate welding；
Three, bracket lateral connection steel plate, the vertical steel plate of bracket and bracket stiffener are assembled by the structure welding of design respectively
Bracket component；
Four, to concrete column carry out formwork, be placed in advance in diaphragm capsule steel plate box, branch pading plate, concrete reinforcement mesh and
Embedded steel tube；
Five, concrete column is poured, steel plate box, branch pading plate, concrete reinforcement mesh and embedded steel tube is poured respectively
Enter into concrete column；
Six, it after the completion of concreting, is conserved, intensity reaches form removal after requirement；
Seven, steel corbel to be installed, the vertical steel plate one end of bracket is inserted into steel plate box, screw-thread steel penetrates into embedded steel tube, then
It is symmetrically fixed with nut at the both ends of screw-thread steel；
Eight, bracket transverse direction steel plate is welded and fixed on the top of bracket lateral connection steel plate and the vertical steel plate of bracket, steel corbel is pacified
It installs complete.
The beneficial effects of the present invention are: compared with prior art, having the following advantages:
1, by embedded steel tube, to fining twisted steel is worn, guarantee that structure tension is stablized；Horizontal force suffered by structure is fining twisted steel
It undertakes, vertical force suffered by structure is that the vertical steel plate of bracket undertakes, and structure stress is clearly demarcated, makes full use of the performance of material；
2, by pre-embedded steel slab box, bracket steel plate is inserted, and is born to shear using steel plate, is guaranteed that material property obtains well
It uses；
3, it by this steel corbel pre-buried structure, is not required to cut damage template in template aperture, form removable is simple and convenient, accelerates template
It removes the time and does not damage template, do not result in waste of resources.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is side view of the present invention；
In figure: 1, bracket transverse direction steel plate, 2, bracket lateral connection steel plate, 21, bracket stiffener, 22, preformed hole, 3, bracket it is vertical
Steel plate, 4, steel plate box, 41, top plate, 42, side plate, 43, bottom plate, 44, riser, 5, screw-thread steel, 51, nut, 6, embedded steel tube, 7,
Branch pading plate, 8, concrete reinforcement reinforcement mesh.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below with reference to this specification attached drawing to this hair
It is bright to be described in further detail.
Embodiment 1: as shown in attached drawing 1~2, a kind of steel corbel pre-buried structure, it includes concrete column 9, bracket transverse direction
Steel plate 1, bracket lateral connection steel plate 2 and the vertical steel plate 3 of bracket, the vertical steel plate 3 of bracket are two pieces of inverted L shapes being arranged symmetrically
Plate structure is welded to connect vertical bracket lateral connection steel plate 2, bracket vertical steel between the middle part of the vertical steel plate 3 of bracket
One end of plate 3 is extend into concrete column 9, and the other end of the vertical steel plate 3 of bracket is located on 9 side of concrete column, bracket
Lateral steel plate 1 is welded to connect the outer tip end in the vertical steel plate 3 of bracket, and embedded steel tube 6 is equipped in concrete column 9, pre-buried
Have in steel pipe 6 to fining twisted steel 5 is drawn, it is solid by nut 51 that screw-thread steel 5 passes through the preformed hole 22 on bracket lateral connection steel plate 2
It is fixed.
Further, steel plate box 4 is equipped between concrete column 9 and the vertical steel plate 3 of bracket, the steel plate box 4 is side
To the square barrel-like structure of opening, steel plate box 4 includes top plate 41, bottom plate 43, riser 44 and side plate 42, top plate 41 and about 43 bottom plate
It is arranged symmetrically, side plate 42 symmetrically arranged on the left and the right is fixedly connected between top plate 41 and bottom plate 43, in top plate 41,43 and of bottom plate
The side of side plate 42 is fixedly connected with riser 44, and the vertical steel plate 3 of bracket has gap with 4 inner sidewall of steel plate box.
Further, if being additionally provided with dry concrete reinforcement mesh 8 on concrete column 9, in the upper of concrete reinforcement mesh 8
Side is equipped with two pieces of branch pading plates 7, and the branch pading plate 7 is located at the underface of bottom plate 43 and contacts with the bottom surface of bottom plate 43.
Further, horizontal bracket stiffener 21, bracket stiffener 21 are also fixedly connected between the vertical steel plate 3 of bracket
Side be fixedly connected with bracket lateral connection steel plate 2.
Further, screw-thread steel 5 is two, is arranged symmetrically up and down with bracket stiffener 21.
A kind of construction method of steel corbel pre-buried structure, the method step are as follows:
One, by the size of design to top plate 41, bottom plate 43, riser 44, side plate 42, bracket transverse direction steel plate 1, bracket lateral connection steel
The vertical steel plate 3 of plate 2, bracket, bracket stiffener 21 and branch pading plate 7 carry out blanking respectively；
Two, with top plate 41, bottom plate 43, riser 44 and 42 welding assembly of side plate at steel plate box 4；
Three, respectively by bracket lateral connection steel plate 2, the vertical steel plate 3 of bracket and bracket stiffener 21 by the structure welding group of design
Dress up bracket component；
Four, formwork is carried out to concrete column 9, steel plate box 4, branch pading plate 7, concrete reinforcement mesh is placed in advance in diaphragm capsule
8 and embedded steel tube 6；
Five, concrete column 9 is poured, steel plate box 4, branch pading plate 7, concrete reinforcement mesh 8 and embedded steel tube 6 is divided
It is not poured into concrete column 9；
Six, it after the completion of concreting, is conserved, intensity reaches form removal after requirement；
Seven, steel corbel is installed, vertical 3 one end of steel plate of bracket is inserted into steel plate box 4, screw-thread steel 5 penetrates into embedded steel tube 6
In, then be symmetrically fixed with nut 51 at the both ends of screw-thread steel 5；
Eight, bracket transverse direction steel plate 1 is welded and fixed on the top of bracket lateral connection steel plate 2 and the vertical steel plate 3 of bracket, steel corbel is
It installs.
By embedded steel tube, to fining twisted steel is worn, guarantee that structure tension is stablized；Horizontal force suffered by structure is finish rolling screw thread
Steel undertakes, and vertical force suffered by structure is that the vertical steel plate of bracket undertakes, and structure stress is clearly demarcated, makes full use of the performance of material；
By pre-embedded steel slab box, bracket steel plate is inserted, and is born to shear using steel plate, is guaranteed that material property is made well
With；
It by this steel corbel pre-buried structure, is not required to cut damage template in template aperture, form removable is simple and convenient, accelerates template and tears open
Except the time and template is not damaged, not resulted in waste of resources.
Place is not described in detail by the present invention, is the well-known technique of those skilled in the art of the present technique.Finally, it is stated that the above reality
It applies example to be only used to illustrate the technical scheme of the present invention and not to limit it, although having carried out specifically the present invention referring to preferred embodiment
It is bright, those skilled in the art should understand that, can with modification or equivalent replacement of the technical solution of the present invention are made, and
The objective and range for not departing from technical solution of the present invention, are intended to be within the scope of the claims of the invention.
Claims (6)
1. a kind of steel corbel pre-buried structure, it is characterised in that: it includes concrete column (9), bracket transverse direction steel plate (1), bracket
Lateral connection steel plate (2) and the vertical steel plate of bracket (3), the vertical steel plate of bracket (3) are two pieces of inverted L shape plates being arranged symmetrically
Structure is welded to connect vertical bracket lateral connection steel plate (2), bracket vertical steel between the middle part of the vertical steel plate of bracket (3)
One end of plate (3) is extend into concrete column (9), and the other end of the vertical steel plate of bracket (3) is located at concrete column (9) side
On, bracket transverse direction steel plate (1) is welded to connect the outer tip end in the vertical steel plate of bracket (3), is equipped in concrete column (9) pre-
It buries steel pipe (6), has in embedded steel tube (6) to fining twisted steel (5) are drawn, screw-thread steel (5) passes through on bracket lateral connection steel plate (2)
Preformed hole (22) to pass through nut (51) fixed.
2. steel corbel pre-buried structure according to claim 1, it is characterised in that: vertical in concrete column (9) and bracket
Steel plate box (4) are equipped between steel plate (3), the steel plate box (4) is the square barrel-like structure of lateral openings, and steel plate box (4) includes top
Plate (41), bottom plate (43), riser (44) and side plate (42), top plate (41) and bottom plate (43) arrangement symmetrical above and below, in top plate (41)
Side plate symmetrically arranged on the left and the right (42) are fixedly connected between bottom plate (43), in top plate (41), bottom plate (43) and side plate (42)
Side be fixedly connected riser (44), the vertical steel plate of bracket (3) and steel plate box (4) inner sidewall have gap.
3. steel corbel pre-buried structure according to claim 1, it is characterised in that: be additionally provided on the concrete column (9)
If dry concrete reinforcement mesh (8), two pieces of branch pading plates (7), the support pad steel are equipped in the top of concrete reinforcement mesh (8)
Plate (7) is located at the underface of bottom plate (43) and contacts with the bottom surface of bottom plate (43).
4. steel corbel pre-buried structure according to claim 1, it is characterised in that: between the vertical steel plate of bracket (3) also
It is fixedly connected with horizontal bracket stiffener (21), the side of bracket stiffener (21) and bracket lateral connection steel plate (2) are fixed
Connection.
5. steel corbel pre-buried structure according to claim 1, it is characterised in that: the screw-thread steel (5) be two, up and down with
Bracket stiffener (21) is arranged symmetrically.
6. the construction method of described in any item steel corbel pre-buried structures according to claim 1~5, it is characterised in that: the side
Method step are as follows:
It is horizontal to top plate (41), bottom plate (43), riser (44), side plate (42), bracket transverse direction steel plate (1), bracket by the size of design
Blanking is carried out respectively to junction steel plate (2), the vertical steel plate of bracket (3), bracket stiffener (21) and branch pading plate (7)；
With top plate (41), bottom plate (43), riser (44) and side plate (42) welding assembly at steel plate box (4)；
Respectively by bracket lateral connection steel plate (2), the vertical steel plate of bracket (3) and bracket stiffener (21) by the structure welding of design
It is assembled into bracket component；
Formwork is carried out to concrete column (9), steel plate box (4), branch pading plate (7), concrete are placed in advance in diaphragm capsule and is reinforced
Mesh sheet (8) and embedded steel tube (6)；
Concrete column (9) is poured, by steel plate box (4), branch pading plate (7), concrete reinforcement mesh (8) and pre-buried steel
Pipe (6) is poured into respectively in concrete column (9)；
It after the completion of concreting, is conserved, intensity reaches form removal after requirement；
Steel corbel is installed, the vertical steel plate of bracket (3) one end is inserted into steel plate box (4), screw-thread steel (5) penetrates into embedded steel tube
(6) it in, then is symmetrically fixed with nut (51) at the both ends of screw-thread steel (5)；
Bracket transverse direction steel plate (1), steel ox is welded and fixed on the top of bracket lateral connection steel plate (2) and the vertical steel plate of bracket (3)
Leg installs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811564880.XA CN109403456A (en) | 2018-12-20 | 2018-12-20 | A kind of steel corbel pre-buried structure and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811564880.XA CN109403456A (en) | 2018-12-20 | 2018-12-20 | A kind of steel corbel pre-buried structure and its construction method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109403456A true CN109403456A (en) | 2019-03-01 |
Family
ID=65460217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811564880.XA Pending CN109403456A (en) | 2018-12-20 | 2018-12-20 | A kind of steel corbel pre-buried structure and its construction method |
Country Status (1)
| Country | Link |
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| CN (1) | CN109403456A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914851A (en) * | 2019-03-12 | 2019-06-21 | 中交路桥建设有限公司 | A kind of assembled bracket for being mounted at the top of steel-pipe pile |
| CN110173042A (en) * | 2019-06-20 | 2019-08-27 | 重庆中科建设（集团）有限公司 | Hidden bracket, attachment base, dry method connecting node and connection method |
| CN110438902A (en) * | 2019-07-16 | 2019-11-12 | 中交一公局第二工程有限公司 | A kind of assembled load-bearing bracket |
| CN111441601A (en) * | 2020-01-21 | 2020-07-24 | 武大巨成结构股份有限公司 | Steel corbel shear key structure for jacking and storey adding |
| CN113136805A (en) * | 2021-04-27 | 2021-07-20 | 福建省亿方建设工程有限公司 | Bracket-free construction method for bent cap |
| CN113136806A (en) * | 2021-04-29 | 2021-07-20 | 福建省亿方建设工程有限公司 | Construction method of steel box bracket bent cap |
| CN116427733A (en) * | 2023-04-24 | 2023-07-14 | 上海建工七建集团有限公司 | Accurate positioning device for space curve steel stair embedded part |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201013008Y (en) * | 2007-03-21 | 2008-01-30 | 浙江省交通规划设计研究院 | Corbel of cable-stayed bridge rope tower anchorage zone |
| CN201746774U (en) * | 2010-07-27 | 2011-02-16 | 浙江省交通规划设计研究院 | Cable-stayed bridge cable tower anchorage zone steel bracket with assembled anchoring device |
| CN203034827U (en) * | 2012-12-12 | 2013-07-03 | 河北省电力勘测设计研究院 | Steel and concrete combined column structure |
| US20170356144A1 (en) * | 2015-09-18 | 2017-12-14 | Hohai University | Assembled type pier column member with steel-concrete composite structure |
| CN108978859A (en) * | 2018-08-22 | 2018-12-11 | 沈阳建筑大学 | Assembled beam-column connecting node |
| CN209293177U (en) * | 2018-12-20 | 2019-08-23 | 中铁五局集团路桥工程有限责任公司 | A kind of steel corbel pre-buried structure |
-
2018
- 2018-12-20 CN CN201811564880.XA patent/CN109403456A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201013008Y (en) * | 2007-03-21 | 2008-01-30 | 浙江省交通规划设计研究院 | Corbel of cable-stayed bridge rope tower anchorage zone |
| CN201746774U (en) * | 2010-07-27 | 2011-02-16 | 浙江省交通规划设计研究院 | Cable-stayed bridge cable tower anchorage zone steel bracket with assembled anchoring device |
| CN203034827U (en) * | 2012-12-12 | 2013-07-03 | 河北省电力勘测设计研究院 | Steel and concrete combined column structure |
| US20170356144A1 (en) * | 2015-09-18 | 2017-12-14 | Hohai University | Assembled type pier column member with steel-concrete composite structure |
| CN108978859A (en) * | 2018-08-22 | 2018-12-11 | 沈阳建筑大学 | Assembled beam-column connecting node |
| CN209293177U (en) * | 2018-12-20 | 2019-08-23 | 中铁五局集团路桥工程有限责任公司 | A kind of steel corbel pre-buried structure |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914851A (en) * | 2019-03-12 | 2019-06-21 | 中交路桥建设有限公司 | A kind of assembled bracket for being mounted at the top of steel-pipe pile |
| CN109914851B (en) * | 2019-03-12 | 2023-11-17 | 中交路桥建设有限公司 | Assembled bracket for being mounted at top of steel pipe pile |
| CN110173042A (en) * | 2019-06-20 | 2019-08-27 | 重庆中科建设（集团）有限公司 | Hidden bracket, attachment base, dry method connecting node and connection method |
| CN110438902A (en) * | 2019-07-16 | 2019-11-12 | 中交一公局第二工程有限公司 | A kind of assembled load-bearing bracket |
| CN111441601A (en) * | 2020-01-21 | 2020-07-24 | 武大巨成结构股份有限公司 | Steel corbel shear key structure for jacking and storey adding |
| CN113136805A (en) * | 2021-04-27 | 2021-07-20 | 福建省亿方建设工程有限公司 | Bracket-free construction method for bent cap |
| CN113136806A (en) * | 2021-04-29 | 2021-07-20 | 福建省亿方建设工程有限公司 | Construction method of steel box bracket bent cap |
| CN116427733A (en) * | 2023-04-24 | 2023-07-14 | 上海建工七建集团有限公司 | Accurate positioning device for space curve steel stair embedded part |
| CN116427733B (en) * | 2023-04-24 | 2023-12-01 | 上海建工七建集团有限公司 | Accurate positioning device for space curve steel stair embedded part |
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