CN205917588U - A device for hollow pier binds - Google Patents
A device for hollow pier binds Download PDFInfo
- Publication number
- CN205917588U CN205917588U CN201620911764.0U CN201620911764U CN205917588U CN 205917588 U CN205917588 U CN 205917588U CN 201620911764 U CN201620911764 U CN 201620911764U CN 205917588 U CN205917588 U CN 205917588U
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- China
- Prior art keywords
- shaped steel
- hollow pier
- pier
- steel
- dead slot
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- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 88
- 239000010959 steel Substances 0.000 claims abstract description 88
- 239000004567 concrete Substances 0.000 claims abstract description 30
- 230000002787 reinforcement Effects 0.000 claims description 39
- 238000005266 casting Methods 0.000 claims description 13
- 210000003205 muscle Anatomy 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 24
- 239000000463 material Substances 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 description 17
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000010485 coping Effects 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to a bridge girder and pier technical field that is under construction specifically indicates a device for hollow pier binds. Shaped steel on the dead slot that the inboard was located on hollow pier is shelved at many vertical both ends, the shaped steel web is arranged along vertical direction, and many shaped steel parallel interval arranged are provided with on the shaped steel and connect connection structure as an organic whole with all shaped steel, and its vertical both ends of the laminiform one -tenth of concreting are supported and cover the apron structure of closing on hollow pier on the dead slots on the shaped steel, concrete layer's up end and hollow pier dun ding maintain an equal level. The utility model discloses simple structure, simple to operate has saved a large amount of manpower and material resources through the dead slot of reserving out, has improved the efficiency of bent cap construction, and profile steel framework has increased the structural strength of apron, has guaranteed that hollow pier goes up the stability of end structure, has very big spreading value.
Description
Technical field
This utility model is related to bridge pier technical field of construction, in particular to a kind of device binding for hollow pier.
Background technology
With the development of Bridges in Our Country cause, hollow pier structure makes full use of the strength of materials because of it, and less bricklaying
The features such as quantity and pier shaft are conducted oneself with dignity, has a wide range of applications in Bridge Design.And apply in hollow pier cavity top bent cap part
Work, in the case that pier top cannot arrange manhole, generally in the form of " bracket+template " and " scaffold+template "." bracket+mould
It is faced with " working procedure is complicated, structure cannot be removed, measure high cost, there is corrosion hidden danger of quality " etc. prominent in plate " construction
Problem.And there is outstanding problems such as " set up time-consuming, structure cannot be removed, measure high cost " in " scaffold+template " construction.
For solving these prior art problems faced it is thus proposed that a kind of new structure carries out pier top and binds.As special
The Chinese utility model patent of entitled " a kind of bridge hollow pier bind construction " that sharp number " cn105672139a " is, provides
The mode that a kind of bent cap binds, this utility model builds a notch steel inwardly stretching out on the framework of steel reinforcement of hollow pier
Muscle, then one-piece casting formation has the hollow pier structure that l type supports end face, then precast concrete gripper shoe, then will support
Plate is lifted on hollow pier Dun Kou, the end of gripper shoe is fixed on support end face, then in the upper end of hollow pier and gripper shoe
Face pours other equipment facility.
The mode structure that the hollow pier capping beam of this patent introduction binds is relatively simple, but since it is desired that in advance in hollow pier
Skeleton on build notch reinforcing bar, actually changed the structure of hollow pier, increased the cost that hollow pier pours and when
Between, in addition the structural strength of concrete support plate is limited, damage occurs unavoidably in transhipment, handling and casting process, and in advance
The gripper shoe of system needs to be adjusted according to the structure of hollow pier it is difficult to interior on a large scale promote the use of.
Utility model content
The purpose of this utility model seeks to solve the deficiency of above-mentioned background technology, provides and a kind of binds for hollow pier
Device.
The technical solution of the utility model is: a kind of device binding for hollow pier it is characterised in that: include many and indulge
It is shelved on inside hollow pier upper end the shaped steel on the dead slot at place to two ends, the I-steel that shaped steel is arranged in a vertical direction for web,
Many root types steel parallel interval arranges, and shaped steel is provided with the attachment structure connecting as one all shaped steel, shaped steel pours mixed
Solidifying soil layer forms it and is longitudinally supported at both ends on dead slot and covers the covering plate structure in hollow pier upper end；Described concrete layer
Upper surface is maintained an equal level with hollow pier pier top.
Further described attachment structure includes the many ring-shaped stirrups for tying up shaped steel being looped around outside shaped steel,
Stirrup is parallel to each other in transverse direction and is spaced.
Further described attachment structure also includes the many longitudinally arranged reinforcements being welded on stirrup；Described
The spaced arrangement of reinforcement, form crisscross network structure with stirrup.
Further described stirrup and reinforcement pour in concrete layer, and longitudinal two ends of shaped steel are exposed to concrete
Layer is outer.
A kind of construction method that hollow pier binds it is characterised in that: reserve in the upper end of hollow pier when pouring hollow pier
Go out dead slot, more root types steel is tied up be connected as overall structure, casting concrete layer forms cover plate on shaped steel, and handling cover plate is extremely
Hollow pier upper end, longitudinal two ends of shaped steel is shelved on the upper end of closed hollow pier on dead slot, then carries out pouring above hollow pier
Build construction.
Further described construction method comprises the following steps:
1), pour hollow pier, reserve dead slot inside the upper end of hollow pier；
2), many root types steel parallel interval is arranged, using stirrup and reinforcement according to crisscross mode by many root types
Steel is tied up as overall structure, ties up position casting concrete layer in stirrup and reinforcement, forms the lid exposing shaped steel longitudinal direction two ends
Plate；
3), after concrete layer intensity reaches requirement, the top of handling cover plate to hollow pier, longitudinal two ends of shaped steel are put
Put on dead slot, so that the concrete layer pouring is covered at the upper end open of hollow pier；
4), complete hollow pier sealing, then carry out pouring construction above hollow pier and concrete layer.
In further step 1, the casting method of dead slot is: reserves one inside it when pouring the upper end of hollow pier
The dead slot of ring shape, the horizontal bottom surface including dead slot and vertical side, will be naked for the part reinforcing bar in hollow pier in casting process
It is exposed on bottom surface, formed and pass perpendicularly through the upwardly extending vertical reinforcement in ground, set up the spaced apart annular of multi-turn in dead slot
Transverse steel, is welded to connect reinforcing bar between adjacent transverse steel and transverse steel is connected into network structure, then by transverse steel
Formed on vertical reinforcement with connection reinforcement welding and pour skeleton.
In further step 3, the top of handling cover plate to hollow pier, the longitudinal end of shaped steel is placed on adjacent two
Between root vertical reinforcement, it is to avoid shaped steel and vertical reinforcement directly contact.
In further step 4, after the top closure of hollow pier, casting concrete on hollow pier and cover plate, will own
Transverse steel, connect reinforcing bar, vertical reinforcement and the exposed part of shaped steel are cast in concrete.
Advantage of the present utility model has: 1, this utility model passes through the reserved dead slot supporting on hollow pier, it is to avoid
The problem of the bracket colligation of prior art pouring construction again, improves the efficiency of construction, and does not change the structure of hollow pier, fall
The low cost of integral construction；
2nd, this utility model by using shaped steel as cover plate supporting construction, improve the bulk strength of cover plate it is ensured that
The steadiness of hollow pier sealing, solves the problems, such as that traditional concrete cover pressurized two ends are easily damaged；
3rd, shaped steel is tied up the skeleton being integrated as cover plate by using stirrup and reinforcement by this utility model, whole peace
Assembling structure is simple, convenient, can quickly pour out the qualified cover plate of intensity.
This utility model makes full use of the bending resistance of cover plate and the shearing-resistance characteristic of shaped steel it is ensured that the stability of sealing-top structure
Can, but also also serving as the template of upper end Coping Construction, shaped steel cover plate effectively avoids vertical cage bar, does not change in hollow pier
Portion's reinforcement structure, does not destroy the overall structure of hollow pier yet, and after the completion of construction, no steel construction exposes and need not remove, and also allows for
Transport is installed, and globality is more preferable.
This utility model structure is simple, easy for installation, saves substantial amounts of man power and material by the dead slot reserving, carries
The high efficiency of Coping Construction, type steel skeleton increased the structural strength of cover plate it is ensured that the stability of hollow pier upper end formation,
There is great promotional value.
Brief description
Fig. 1: cover plate cross-sectional structure schematic diagram of the present utility model；
Fig. 2: shaped steel of the present utility model and stirrup and reinforcement attachment structure schematic diagram；
Fig. 3: cover plate of the present utility model is shelved on the structural representation on dead slot；
Fig. 4: shaped steel of the present utility model and the arrangement schematic diagram of reinforcing bar；
Fig. 5: Coping Construction structural representation of the present utility model；
Wherein: 1 hollow pier；2 dead slots；3 shaped steel；4 concrete layers；5 stirrups；6 reinforcements；7 bent caps；
8 transverse steels；9 connection reinforcing bars；10 vertical reinforcements.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As Fig. 1～5, a kind of device binding for hollow pier, the hollow pier of the present embodiment is hollow pier or suspension cable
Bridge sill, now illustrates taking hollow pier top Coping Construction as a example.The present embodiment is entered to the upper end of hollow pier 1 by cover plate
Row sealing, the cover plate of the present embodiment is using shaped steel 3 as skeleton, as illustrated, the arrangement of many root types steel 3 parallel interval.Shaped steel 3 is work
Word steel construction, the web of shaped steel 3 is arranged in a vertical direction, and shaped steel 3 has been tied up many stirrups 5, and stirrup 5 is loop configuration, twines
All of shaped steel 3 is connected as overall structure by the outside being wound on shaped steel 3, and stirrup 5 is also welded with many reinforcements 6, reinforcement 6
It is welded on the inner side of stirrup 5, reinforcement 6 is crisscross with stirrup 5 to connect formation network structure.
After the completion of skeleton assembly, to reinforcement 6 and casting concrete on stirrup 5, make reinforcement 6 and stirrup 5 and be located at
Uniformly it is covered with concrete on shaped steel 3 in both coverings and forms concrete layer 4, concrete layer 4 wraps part shaped steel 3, strengthens
Muscle 6 and stirrup 5, form covering plate structure, and longitudinal two ends of shaped steel 3 are exposed to cover plate, and shaped steel 3 one side end exposes the part of cover plate
Length is 20～30cm.
The hollow pier 1 of the present embodiment is in casting process, when being poured into inside hollow pier 1 upper end, pre- inside upper end
Reserve dead slot 2, that is, when being poured into this part-structure, allow it form dead slot 2 without the part pouring inner side, dead slot 2 is cincture
In the groove-like structure of a ring shape of hollow pier 1 inner space, including bottom surface and side, bottom surface and side combination form l type
Supporting bable tops.
The dead slot 2 of hollow pier 1 in casting process, by the reinforcing bar partial denudation in hollow pier 1 on dead slot 2, wear by formation
Cross the vertical reinforcement 10 on dead slot 2 bottom surface, vertical reinforcement 10 is set up transverse steel 8 as support frame and connects reinforcing bar 9, horizontal
The bar construction being annular to reinforcing bar 8, multi-turn transverse steel 8 arranged for interval on the bottom surface of dead slot 2, adjacent transverse steel 8
Between by connecting reinforcing bar 9 (connecting reinforcing bar 9 is to hook muscle, and its two ends is respectively welded on the adjacent transverse steel of two circles 8) series connection
For overall network structure, then by transverse steel 8 and connect reinforcing bar 9 and weld with vertical reinforcement 10 (or by way of tied silk
Band together) formed together overall pour skeleton, vertical reinforcement 10 spacing distance is more than the width of shaped steel 3, in order to keep away
Exempt from the problem that the part that vertical reinforcement 10 is supported between dead slot 2 and shaped steel 3 leads to easy-to-rust, current embodiment require that by type
Steel 3 is shelved between two adjacent vertical reinforcements 10, it is to avoid be in direct contact with it.Shaped steel 3 actually should be avoided and own
Bar connecting, prevent it from electrochemical corrosion occurring, lead to corrosion of metal, reinforcing bar during actual installation, should be evaded.
In fact, the transverse steel 8 of annular can also be overlapped on vertical reinforcement 10 before pouring hollow pier 1, that is, first
Transverse steel 8, vertical reinforcement 10 and connection reinforcing bar 9 are overlapped and form stable framework of steel reinforcement structure, then pours hollow
Pier 1, when being poured into dead slot 2 position, stops pouring, reserves dead slot 2, by transverse steel 8, vertical reinforcement 10 and connection reinforcing bar 9
It is exposed in dead slot 2.Later stage completes to bind after operation, then carries out unifying to pour.
Longitudinal two ends of the shaped steel 3 of the present embodiment are shelved on dead slot 2, and cover plate covers at the upper opening of hollow pier 1,
The upper end open of closed hollow pier 1, the bent cap 7 that then can be carried out hollow pier 1 top is constructed.
Specific construction method includes with step: 1, pours hollow pier 1, vacates when being poured into inside the upper end of hollow pier 1
One piece, form dead slot 2；
2nd, many root types steel 3 parallel interval is arranged, using stirrup 5 and reinforcement 6 according to crisscross mode by many
Shaped steel 3 is tied up as overall structure, ties up position casting concrete layer 4 in stirrup 5 and reinforcement 6, is formed and exposes shaped steel 3 longitudinally two
The part that the cover plate at end, the fully wrapped around firmly stirrup 5 of concrete layer 4 and reinforcement 6 cover；
3rd, after concrete layer semi-finals degree reaches requirement, the top of handling cover plate to hollow pier 1, by longitudinal two ends of shaped steel 3
It is shelved on dead slot 2, so that the concrete layer 4 pouring is covered at the upper end open of hollow pier 1, the upper surface of concrete layer 4
Maintain an equal level with the upper surface of hollow pier 1, longitudinal two ends of shaped steel 3 are placed between adjacent two piece vertical reinforcement 10, it is to avoid with perpendicular
To reinforcing bar 10 directly contact；
4th, complete hollow pier 1 to seal, the casting concrete on hollow pier 1 and cover plate, make concrete be flowed into dead slot 2 and type
The junction of steel 3, exposed transverse steel 8, vertical reinforcement 10 and connection reinforcing bar 9 are all wrapped with shaped steel 3, it is to avoid this
A little part exposed part corrosions are fallen, then carry out bent cap 7 pouring construction above hollow pier 1 and concrete layer 4.
Of the present utility model ultimate principle, principal character and of the present utility model advantage have been shown and described above.One's own profession
The technical staff of industry it should be appreciated that this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model also can
There are various changes and modifications, these changes and improvements both fall within the range of claimed this utility model.This utility model will
Protection domain is asked to be defined by appending claims and its equivalent.
Claims (4)
1. a kind of device binding for hollow pier it is characterised in that: include many longitudinal two ends and be shelved in hollow pier upper end
The shaped steel (3) on dead slot (2) at side, the I-steel that shaped steel (3) is arranged in a vertical direction for web, many root types steel (3) is parallel
It is spaced, shaped steel (3) is provided with the attachment structure connecting as one all shaped steel (3), the upper casting concrete of shaped steel (3)
Layer (4) forms it and is longitudinally supported at both ends in dead slot (2) above and covers the covering plate structure in hollow pier upper end；Described concrete layer
(4) upper surface is maintained an equal level with hollow pier (1) pier top.
2. as claimed in claim 1 a kind of device binding for hollow pier it is characterised in that: described attachment structure includes
The many ring-shaped stirrups (5) being used for tying up shaped steel (3) being looped around outside shaped steel (3), stirrup (5) is parallel to each other in transverse direction
It is spaced.
3. as claimed in claim 2 a kind of device binding for hollow pier it is characterised in that: described attachment structure is also wrapped
Include the many longitudinally arranged reinforcements (6) being welded on stirrup (5)；The described spaced arrangement of reinforcement (6), with hoop
Muscle (5) forms crisscross network structure.
4. as claimed in claim 3 a kind of device binding for hollow pier it is characterised in that: described stirrup (5) and plus
Strong muscle (6) pours in concrete layer (4), and longitudinal two ends of shaped steel are exposed to concrete layer (3) outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620911764.0U CN205917588U (en) | 2016-08-22 | 2016-08-22 | A device for hollow pier binds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620911764.0U CN205917588U (en) | 2016-08-22 | 2016-08-22 | A device for hollow pier binds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205917588U true CN205917588U (en) | 2017-02-01 |
Family
ID=57871650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620911764.0U Expired - Fee Related CN205917588U (en) | 2016-08-22 | 2016-08-22 | A device for hollow pier binds |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205917588U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120544A (en) * | 2016-08-22 | 2016-11-16 | 中交第二航务工程局有限公司 | A kind of device bound for hollow pier and construction method |
| CN108505432A (en) * | 2018-03-30 | 2018-09-07 | 华南理工大学 | Evaluation method without diaphragm plate concrete hollow tall pier and thin wall |
-
2016
- 2016-08-22 CN CN201620911764.0U patent/CN205917588U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120544A (en) * | 2016-08-22 | 2016-11-16 | 中交第二航务工程局有限公司 | A kind of device bound for hollow pier and construction method |
| CN108505432A (en) * | 2018-03-30 | 2018-09-07 | 华南理工大学 | Evaluation method without diaphragm plate concrete hollow tall pier and thin wall |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |