CN208857717U - A kind of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge - Google Patents
A kind of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge Download PDFInfo
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- CN208857717U CN208857717U CN201821412413.0U CN201821412413U CN208857717U CN 208857717 U CN208857717 U CN 208857717U CN 201821412413 U CN201821412413 U CN 201821412413U CN 208857717 U CN208857717 U CN 208857717U
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- aluminum alloy
- coiled materials
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Abstract
A kind of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge, including pier stud to be reinforced (1), fiber grid (2), fibre bundle (3), water-swellable packing (4), aluminum alloy coiled materials (5) and cement base binding material (6) composition, fiber grid (2) circumferential direction is wound in the surrounding of pier stud to be reinforced (1), aluminum alloy coiled materials (5) are circumferential mutually to be overlapped around the surrounding of pier stud to be reinforced (1), water-swellable packing (4) are arranged in the lower edge of aluminum alloy coiled materials (5), cement base binding material (6) pours the surrounding gap being filled between aluminum alloy coiled materials (5) and pier stud to be reinforced (1).The utility model makes full use of the advantageous feature of the multiple materials such as fiber grid, aluminum alloy coiled materials, effectively improve shear resistance, the ductility, shock resistance of pier stud to be reinforced, aluminum alloy coiled materials thickness in monolayer is slim, it is easy Wrapping formed, it is convenient to connect, reinforcement material all has good corrosion resistance, can ensure the good durability of ruggedized construction.
Description
Technical field
The utility model relates to the structures that a kind of bridge structure is reinforced, and in particular to a kind of aluminum alloy coiled materials reinforcement bridge water
Lower pillarwork, belongs to technical field of civil engineering.
Background technique
Bridge is the important component of communications and transportation, and there is close between the stability and traffic safety of bridge structure
Connection.Reinforced Concrete Pier Column is lacked as one of primary structure member most important in bridge structure due to designing unreasonable, construction
It falls into, the effect of long-term load and external environment, usually will appear various diseases, the generation of these diseases will directly contribute steel
The problems such as reinforced concrete pillarwork Lack of support, anti-seismic performance reduce, influences its normal use, serious to also result in bridge
Beam collapses.When facing these diseases, it is necessary to be reinforced to Reinforced Concrete Pier Column.
The reinforcing mode of Reinforced Concrete Pier Column has very much, and common tradition reinforcing mode has Enlargement of Section, external pre-
Stress method for strengthening, steel sleeve method for strengthening etc., every kind of method has respective advantage and characteristic, plays the role of in practical applications
It is also different with effect.Enlargement of Section widely used technological means as tradition, construction technology is relatively easy, but
Need to make steel form or bamboo and wood template, construction operation amount is big, the construction period is long, and reinforced steel need to face anticorrosive problem；Body
Though External prestressed reinforcement technique can effectively prevent the generation in crack, the force-bearing situation of bridge pier is promoted, bridge pier is reinforced, is applied
Work technique is more complex, and difficulty of construction is big；Major defect existing for steel sleeve reinforcement technique is that it need to expend more steel, steel bushing
For pipe from great, lifting and splicing need certain machinery, time-consuming, cause operating expenses higher, and be easy to appear material
Etching problem influences the service life of bridge.
Fiber grid with its lightweight, it is high-strength, corrosion-resistant, easily molded the advantages that, can be logical with traditional material concrete, steel etc.
The common stress of reasonable combining form is crossed, the ductility, anti-seismic performance and cracking resistance of structural elements can be effectively improved, due to its material
The particularity of material and construction technology, before the field of reinforcement of some particular surroundings structures and unique construction shows good application
Scape.But when fiber grid reinforcing, it is often necessary to the packing materials such as corresponding steel form ability casting concrete are configured, however
Steel form is from great, installation difficulty is big, easy-to-rust, such as configuration fibre reinforced composites Light formwork, Light formwork connect
Difficulty is connect, connecting structure is complicated.Aluminum alloy coiled materials equally have excellent mechanical property, weight as a kind of traditional material
Gently, intensity is high, ductility is good, good corrosion resistance, and especially it is relative to steel, from heavy and light, relative to fiber-reinforced composite material
Material, isotropism, shear strength is high, and connection is easy.It is such as combined, is played respectively special with aluminum alloy coiled materials using fiber grid
Property, common stress, the reinforcing applied to bridge pier column, it is expected to play benefit more outstanding.
Summary of the invention
The utility model provides a kind of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge, utilizes fiber grid and aluminium alloy
The collective effect of coiled material plays respective characteristic, reinforces to bridge pier column, to improve bearing capacity, the shock resistance of bridge pier column
Energy and durability, extend the service life of bridge pier column.
The structure is by pier stud to be reinforced, fiber grid, fibre bundle, water-swellable packing, aluminum alloy coiled materials and cement base
Several parts of binding material collectively form, it is characterised in that fiber grid is by longitudinal fiber muscle and mutually orthogonal group of transverse fiber muscle
At the medial and lateral difference discreteness of fiber grid is equipped with internal cushion block and external cushion block, and fiber grid circumferential direction is wound in wait reinforce
The lap-joint of the surrounding of pier stud, fiber grid uses fibre bundle epoxy resin-impregnated cross winding, so that fiber grid forms ring
To continuous system, aluminum alloy coiled materials with a thickness of 0.03~3.0mm, the above anchor hole of a column, aluminium alloy volume is respectively arranged in both ends
Material circumferential direction bypasses the surrounding of pier stud to be reinforced and both ends mutually overlap, and several aluminium alloy bolts pass through aluminum alloy coiled materials lap-joint two
The anchor hole at end is equipped with closing gasket, matched aluminium alloy nut between aluminium alloy bolt and the aluminum alloy coiled materials of overlap joint inside
Anchor the exposed junction of aluminium alloy bolt, the lower edge of aluminum alloy coiled materials and wait reinforce in the gap between pier stud setting not less than 30mm
The water-swellable packing of height, thickness be full of gap, cement base binding material pour be filled in aluminum alloy coiled materials with it is to be added
Gu the surrounding gap between pier stud, cement base binding material is that vinal, polyethylene fiber are added in concrete or mortar
Dimension, carbon fiber, basalt fibre, steel fibre or glass fibre it is one or more.
Fiber grid lightweight, high-strength, corrosion-resistant, easy for construction in the utility model structure, total quality is light, intensity
Height so that circumferential winding fiber grid is mechanical without large scale equipment, and uses fibre bundle epoxy resin-impregnated cross winding, to fibre
It ties up grid and completes overlap joint, form circumferentially continuous system；Aluminum alloy coiled materials thickness is slim, circumferential winding easy to accomplish, and aluminium alloy
The density of coiled material is only 1/3 of steel or so, close with fibre reinforced composites, light-weight, is installed without big machinery；
The intensity of aluminium alloy can reach close with steel, and aluminum alloy materials are respectively identical to performance, and shear strength is high, and both ends overlap joint holds
It easily realizes, without the anchor measure of both ends additional complexity in fibre sheet material reinforcing, aluminum alloy coiled materials circumferential direction bypasses pier stud to be reinforced
Surrounding, both ends anchor hole pass through several aluminium alloy bolts realize mutually overlap joint；Lower edge and pier to be reinforced in aluminum alloy coiled materials
Water-swellable packing is set in the gap between column and carries out back cover, is poured using cement base binding material and is filled in aluminium alloy volume
Material and surrounding gap wait reinforce between pier stud, to realize the reinforcing to bridge pier column.Entire strengthening construction is under bridge water
The implementation of structure is not necessarily to additional template, aluminum alloy coiled materials are construction stage template, and are the increasings of service stage without draining
Strong material；The material that ruggedized construction is related to all has excellent corrosion resistance, provides safeguard for the long term life of ruggedized construction.
The water-swellable packing is pasted or build-in is in pier stud surface to be reinforced or aluminum alloy coiled materials surface or both
Surface, water-swellable packing are synthesized by inorganic water uptake expansion material with rubber, and swollen coating is delayed in surface setting timing, and it is swollen to meet water
The ultimate dilatancy of swollen packing is 1.5-4.8 times.
Underwater anti-washout agent is added in the cement base binding material.
The fiber grid be carbon fiber grille, fiberglass grid, basalt fibre grille, aramid fiber grid or
One kind of assorted fibre grid.
The utility model makes full use of the advantageous feature of the multiple materials such as fiber grid, aluminum alloy coiled materials, has following excellent
Point:
(1) aluminum alloy coiled materials thickness in monolayer is slim, is easy Wrapping formed；Aluminum alloy coiled materials can be directly as casting cement
The outer template of base binding material, scene is without setting up template；Enhancing of the aluminum alloy coiled materials in service stage as Pier Column Reinforcing
Material, without removing, a material is multi-purpose.
(2) aluminum alloy coiled materials are overlapped by aluminium alloy bolt, aluminium alloy nut, and it is convenient to connect, and connection speed is fast, connection
Bearing capacity is reliable, meanwhile, prevent cement base binding material from leaking outside by built-in closing gasket.
(3) fiber grid winds convenient construction, lap-joint using fibre bundle binding molding, to have ensured that overlapped convenient with
The consistency of material.
(4) water-swellable packing is synthesized using inorganic water uptake expansion material with rubber, and swollen coating is delayed in surface setting timing,
Up to 1.5-4.8 times, the timeliness control of dilatancy and expansion can guarantee between aluminum alloy coiled materials its ultimate dilatancy
It is closely connected with construction process control, cement base binding material can be effectively prevent from bottom leaky.
(5) water-swellable packing can directly be pasted or build-in is in pier stud surface to be reinforced or aluminum alloy coiled materials surface or two
Person surface, it is easy construction, quick.
(6) underwater anti-washout agent is added in cement base binding material, have very strong dispersion resistance, preferable mobility and
Self compacting ability can directly be perfused under und rained condition and pour, and obtain reliable intensity.
(7) combination of fiber grid and aluminum alloy coiled materials can effectively improve the shear resistance of pier stud to be reinforced, ductility, resist
Pinking, reinforcement material all have good corrosion resistance, can ensure the good durability of ruggedized construction.
(8) construction technology is simple, short time limit, maintenance cost is low, is not necessarily to large scale equipment, navigation is influenced it is small, when reinforcing pair
Original structure has little effect.
The utility model structure can be used for the reinforcing of common land bridge pier column, it can also be used to which pier stud adds under bridge water
Gu without draining in work progress.
Detailed description of the invention:
Fig. 1 is a kind of structural upright schematic diagram of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge；
Fig. 2 is a kind of underwater pillarwork winding fiber grid of aluminum alloy coiled materials reinforcement bridge and overlap joint schematic diagram；
Fig. 3 is a kind of underwater pillarwork winding aluminum alloy coiled materials of aluminum alloy coiled materials reinforcement bridge and anchor hole schematic diagram；
Fig. 4 is a kind of aluminum alloy coiled materials reinforcement bridge underwater pillarwork aluminum alloy coiled materials both ends anchoring schematic diagram；
Fig. 5 is that a kind of underwater pillarwork inside cushion block of aluminum alloy coiled materials reinforcement bridge and external cushion block setting vertical section show
It is intended to；
Fig. 6 is a kind of underwater pillarwork aluminium alloy bolt of aluminum alloy coiled materials reinforcement bridge, closing gasket and aluminium alloy spiral shell
Cap composition schematic diagram；
Fig. 7 is a kind of water-swellable packing setting schematic diagram of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge；
In the accompanying drawings, 1 is pier stud to be reinforced；101 be aluminium alloy bolt；102 be closing gasket；103 be aluminium alloy nut；
2 be fiber grid；21 be longitudinal fiber muscle；22 be transverse fiber muscle；201 be internal cushion block；202 be external cushion block；3 be fiber
Beam；4 be water-swellable packing；5 be aluminum alloy coiled materials；51 be anchor hole；6 be packing material.
Specific embodiment:
For a clearer understanding of the technical features, objectives and effects of the utility model, now compareing Detailed description of the invention
Specific embodiment of the present utility model.
The utility model provides a kind of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge, including pier stud to be reinforced 1, fiber
Grid 2, fibre bundle 3, water-swellable packing 4, aluminum alloy coiled materials 5 and cement base binding material 6 form, it is characterised in that fiber
Grid 2 is by longitudinal fiber muscle 21 and transverse fiber muscle 22 is mutually orthogonal forms, and discreteness is set respectively for the medial and lateral of fiber grid 2
There are internal cushion block 201 and external cushion block 202,2 circumferential direction of fiber grid is wound in the surrounding of pier stud 1 to be reinforced, and fiber grid 2 is taken
Place is met using 3 epoxy resin-impregnated cross winding of fibre bundle, so that fiber grid 2 forms circumferentially continuous system, aluminum alloy coiled materials 5
With a thickness of 0.03~3.0mm, both ends are respectively arranged the above anchor hole 51 of a column, and aluminum alloy coiled materials 5 are circumferential to bypass pier to be reinforced
The surrounding of column 1 and both ends mutually overlap, several aluminium alloy bolts 101 pass through 5 lap-joint both ends of aluminum alloy coiled materials anchor hole 51,
Closing gasket 102, matched 103 anchor of aluminium alloy nut are equipped between aluminium alloy bolt 101 and the aluminum alloy coiled materials 5 of overlap joint inside
Gu the exposed junction of aluminium alloy bolt 101 is arranged in the gap between the lower edge of aluminum alloy coiled materials 5 and pier stud to be reinforced 1 and is not less than
The water-swellable packing 4 of 30mm height, thickness are full of gap, and cement base binding material 6, which pours, is filled in aluminum alloy coiled materials 5
With the surrounding gap between pier stud 1 to be reinforced, cement base binding material 6 be addition vinal in concrete or mortar,
Polyethylene fibre, carbon fiber, basalt fibre, steel fibre or glass fibre it is one or more.
The water-swellable packing 4 is pasted or build-in is in 1 surface of pier stud to be reinforced or 5 surface of aluminum alloy coiled materials or two
Person surface, water-swellable packing 4 are synthesized by inorganic water uptake expansion material with rubber, and swollen coating is delayed in surface setting timing, are met
The ultimate dilatancy of water intumescent filler item 4 is 1.5-4.8 times.
Underwater anti-washout agent is added in the cement base binding material 6.
The fiber grid 2 is carbon fiber grille, fiberglass grid, basalt fibre grille, aramid fiber grid
Or one kind of assorted fibre grid.
Fiber grid lightweight, high-strength, corrosion-resistant, easy for construction in the utility model structure, total quality is light, intensity
Height so that circumferential winding fiber grid is mechanical without large scale equipment, and uses fibre bundle epoxy resin-impregnated cross winding, to fibre
It ties up grid and completes overlap joint, form circumferentially continuous system；Aluminum alloy coiled materials thickness is slim, circumferential winding easy to accomplish, and aluminium alloy
The density of coiled material is only 1/3 of steel or so, close with fibre reinforced composites, light-weight, is installed without big machinery；
The intensity of aluminium alloy can reach close with steel, and aluminum alloy materials are respectively identical to performance, and shear strength is high, and both ends overlap joint holds
It easily realizes, without the anchor measure of both ends additional complexity in fibre sheet material reinforcing, aluminum alloy coiled materials circumferential direction bypasses pier stud to be reinforced
Surrounding, both ends anchor hole pass through several aluminium alloy bolts realize mutually overlap joint.Entire strengthening construction is for bridge submerged structure
Implementation, without draining, be not necessarily to additional template, aluminum alloy coiled materials are construction stage template, and are the strengthening materials of service stage
Material；The material that ruggedized construction is related to all has excellent corrosion resistance, provides safeguard for the long term life of ruggedized construction.
Claims (3)
1. a kind of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge, including pier stud to be reinforced (1), fiber grid (2), fibre bundle
(3), water-swellable packing (4), aluminum alloy coiled materials (5) and cement base binding material (6) composition, it is characterised in that fiber grid
(2) by longitudinal fiber muscle (21) and transverse fiber muscle (22) is mutually orthogonal forms, the medial and lateral difference of fiber grid (2) is discrete
Property be equipped with internal cushion block (201) and outside cushion block (202), fiber grid (2) circumferential direction is wound in the surrounding of pier stud to be reinforced (1),
The lap-joint of fiber grid (2) uses fibre bundle (3) epoxy resin-impregnated cross winding, so that fiber grid (2) forms circumferential direction
Continuous system, aluminum alloy coiled materials (5) with a thickness of 0.03~3.0mm, both ends are respectively arranged the above anchor hole of a column (51), and aluminium closes
Golden coiled material (5) circumferential direction bypasses the surrounding of pier stud to be reinforced (1) and both ends mutually overlap, and several aluminium alloy bolts (101) pass through aluminium
The anchor hole (51) at alloy rolled material (5) lap-joint both ends, aluminium alloy bolt (101) and overlap joint inside aluminum alloy coiled materials (5) it
Between be equipped with closing gasket (102), the exposed junction of matched aluminium alloy nut (103) anchoring aluminium alloy bolt (101), aluminium alloy volume
Setting is not less than the water-swellable packing (4) of 30mm height in gap between the lower edge and pier stud to be reinforced (1) of material (5),
Its thickness is full of gap, and cement base binding material (6), which pours, to be filled between aluminum alloy coiled materials (5) and pier stud to be reinforced (1)
Surrounding gap, cement base binding material (6) are concrete or mortar.
2. a kind of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge as described in claim 1, it is characterised in that water-swellable
Packing (4) is pasted or build-in is in pier stud to be reinforced (1) surface or aluminum alloy coiled materials (5) surface or both surface, water-swellable
Swollen coating is delayed in the surface setting timing of packing (4), and the ultimate dilatancy of water-swellable packing (4) is 1.5-4.8 times.
3. a kind of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge as described in claim 1, it is characterised in that the fibre
Tieing up grid (2) is carbon fiber grille, fiberglass grid, basalt fibre grille, aramid fiber grid or assorted fibre grid
One kind.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821412413.0U CN208857717U (en) | 2018-08-28 | 2018-08-28 | A kind of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge |
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| CN201821412413.0U CN208857717U (en) | 2018-08-28 | 2018-08-28 | A kind of underwater pillarwork of aluminum alloy coiled materials reinforcement bridge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824227A (en) * | 2018-08-28 | 2018-11-16 | 南京林业大学 | A kind of aluminum alloy coiled materials reinforcing pillarwork |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824227A (en) * | 2018-08-28 | 2018-11-16 | 南京林业大学 | A kind of aluminum alloy coiled materials reinforcing pillarwork |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhenjiang Heng An Civil Technology Co., Ltd. Assignor: Nanjing Forestry University Contract record no.: X2019320000057 Denomination of utility model: Aluminum alloy coiled material reinforced bridge underwater pier stud structure Granted publication date: 20190514 License type: Common License Record date: 20190912 Assignee: Hefei Shuang Dao run Highway Engineering Co., Ltd. Assignor: Nanjing Forestry University Contract record no.: X2019320000058 Denomination of utility model: Aluminum alloy coiled material reinforced bridge underwater pier stud structure Granted publication date: 20190514 License type: Common License Record date: 20190912 Assignee: Limited by Share Ltd Beijing nine road detection technology Assignor: Nanjing Forestry University Contract record no.: X2019320000056 Denomination of utility model: Aluminum alloy coiled material reinforced bridge underwater pier stud structure Granted publication date: 20190514 License type: Common License Record date: 20190912 |
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| EE01 | Entry into force of recordation of patent licensing contract |