CN207211519U - A kind of fiber bar seawater marine sand concrete beam - Google Patents
A kind of fiber bar seawater marine sand concrete beam Download PDFInfo
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- CN207211519U CN207211519U CN201721222621.XU CN201721222621U CN207211519U CN 207211519 U CN207211519 U CN 207211519U CN 201721222621 U CN201721222621 U CN 201721222621U CN 207211519 U CN207211519 U CN 207211519U
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- fiber
- stirrup
- sand concrete
- bar
- connecting bend
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Abstract
A kind of fiber bar seawater marine sand concrete beam, including marine sand concrete and the fiber bar cage that is built in the marine sand concrete；The fiber bar cage is made up of longitudinal fiber muscle, fiber stirrup and connecting bend, between longitudinal fiber muscle and fiber stirrup banding fixed is carried out with nylon cable tie, in the end insertion connecting bend of fiber stirrup, the internal diameter of connecting bend is more than the diameter of fiber bar stirrup.The utility model has advantage following prominent：Fiber bar is corrosion-resistant, can improve the durability of seawater marine sand concrete beam.For ocean engineering, coastal building, can gather materials on the spot, it is cost-effective.Fiber bar has the features such as high-strength light, high mechanical strength, convenience in transport and processing.
Description
Technical field
The utility model is related to structural engineering field, in particular to a kind of fiber bar seawater marine sand concrete beam and
Its construction method.
Background technology
In recent years, in order to alleviate river sand shortage situation, the ecological environment problem for avoiding exhaustive exploitation river sand from bringing, increasingly
More domestic and foreign scholars have recognized the importance and urgency of marine sand concrete structure durability research.But contained by sea sand
Chlorion meeting corrosion reinforcing bar, abuse sea sand are possible to trigger serious engineering accidents such as " sea sand rooms ".And mixed in the ocean reinforcing bar built
Xtah Crude Clay structure, the most thick concrete cover of use (generally 150mm or so, equivalent to the 5 of land Concrete Protective Cover
More than times) and anti-corrosion measure, it also only has 15 years or so to the anti-chlorine salt corrosion of internal reinforcing bar, this and permanent or semipermanent sea
Foreign structure is durable to require far apart.
And fiber bar is with its lightweight, non-conductive, high mechanical strength, recycle it is few, the excellent specific property such as corrosion-resistant meet and
Modern project structure is adapted to across the demand of, towering, heavily loaded, lightweight development, being just applied to bridge work more and more widely greatly
In journey, all kinds of civil buildings, ocean engineering, underground engineering, by Structural Engineering circle extensive concern.
Utility model content
The purpose of this utility model is to provide a kind of fiber bar seawater marine sand concrete beam and its construction method, to solve
The corrosion problem that framework of steel reinforcement occurs in beam, improves the durability of beams of concrete, and uses marine sand concrete, cheap, fine
Tendons skeleton is tieed up live can directly to construct, it is simple to operate.
The utility model is achieved through the following technical solutions：
A kind of fiber bar seawater marine sand concrete beam, including marine sand concrete（3）Be built in the marine sand concrete（3）
In fiber bar cage；The fiber bar cage is by longitudinal fiber muscle（1）, fiber stirrup（4）And connecting bend（2）Composition, longitudinal direction are fine
Tie up muscle（1）With fiber stirrup（4）Between with nylon cable tie carry out banding fixed, fiber stirrup（4）End insertion connecting bending
Head（2）It is interior, connecting bend（2）Internal diameter be more than fiber bar stirrup（4）Diameter.
Wherein, described longitudinal fiber muscle（1）For carbon fibre bar, glass fiber-reinforced polymer, basalt fiber tendons and aramid fiber
One or more in muscle.
Wherein, described connecting bend（2）For composite structure, circular arc, T-shaped or cross, described T are shaped as
Shape and cross select different sizes according to different protective layer thickness.
Wherein, described fiber stirrup（4）Insert connecting bend（2）Termination length range for interception fiber stirrup（4）
The 1/6-1/3 of length.
Wherein, described fiber stirrup（4）For carbon fibre bar, glass fiber-reinforced polymer, basalt fiber tendons and aramid fiber reinforced plastic barses
In one or more.
Wherein, described fiber stirrup（4）Using variety classes, different-diameter in same closed loop.
Relative to conventional concrete beam, the utility model has advantage following prominent：1. fiber bar is corrosion-resistant, can improve
The durability of seawater marine sand concrete beam.2. for ocean engineering, coastal building, can gather materials on the spot, it is cost-effective.3. fiber bar
With high-strength light, the features such as high mechanical strength, convenience in transport and processing.
Brief description of the drawings
Fig. 1 is a kind of fiber bar seawater marine sand concrete girder construction front view of the utility model.
Fig. 2 a are the fiber hooping structure figures of the utility model embodiment 1.
Fig. 2 b are the fiber hooping structure figures of the utility model embodiment 2.
Fig. 2 c are the fiber hooping structure figures of the utility model embodiment 3.
Fig. 2 d are the fiber hooping structure figures of the utility model embodiment 4.
Fig. 2 e are the fiber hooping structure figures of the utility model embodiment 5.
Fig. 2 f are the fiber hooping structure figures of the utility model embodiment 6.
Fig. 2 g are the fiber hooping structure figures of the utility model embodiment 7.
Fig. 2 h are the fiber hooping structure figures of the utility model embodiment 8.
Fig. 2 i are the fiber hooping structure figures of the utility model embodiment 9.
Fig. 2 j are the fiber hooping structure figures of the utility model embodiment 10.
Fig. 3 a are the structure charts of the utility model circular arc connecting bend.
Fig. 3 b are the structure charts of the T-shaped connecting bend at the utility model outer shroud.
Fig. 3 c are the structure charts of the T-shaped connecting bend at the utility model inner ring.
Fig. 3 d are the structure charts of the cross connecting bend at the utility model outer shroud.
Fig. 3 e are the structure charts of the cross connecting bend at the utility model inner ring.
In figure：1st, fiber bar；2nd, connecting bend；3rd, marine sand concrete；4th, fiber stirrup.
Embodiment
In order that those skilled in the art more fully understand the utility model, it is real below in conjunction with the utility model
The accompanying drawing in example is applied, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that be described
Embodiment is only the embodiment of the utility model part, rather than whole embodiments.Based on the reality in the utility model
Example is applied, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all should
When the scope for belonging to the utility model protection.
Embodiment 1
As shown in figure 1, a kind of fiber bar seawater marine sand concrete beam, including：Seawater marine sand concrete 3 and fiber bar cage,
Wherein, fiber bar cage is made up of longitudinal fiber muscle 1, fiber stirrup 4 and connecting bend 2；Pass through connecting bend between fiber stirrup 4
2 are connected, and the internal diameter of connecting bend 2 is slightly larger than the diameter of fiber bar stirrup 4.
A kind of construction method of fiber bar seawater marine sand concrete beam, comprises the following steps：Need to make according to field engineering
Make the fiber bar cage of certain specification, with nylon cable tie by longitudinal fiber muscle 1 and the banding fixed of connecting bend 2, fiber stirrup 4 is along fibre
The vertical arranged for interval of muscle 1 of dimension, the present position of connecting bend 2 is the position of fiber stirrup 4, the fiber stirrup of length needed for interception
4, fiber stirrup 4 is inserted in connecting bend 2, and infusion epoxy resin makes fiber stirrup 4 and connecting bend 2 viscous in connecting bend 2
Knot is together.It can be according to requirement of engineering, the specification and quantity of reasonable selection fiber bar 1, the specification sum of fiber stirrup 4
Amount, sectional dimension of members and length.Fiber bar cage is placed in beam forms and fixed, pours seawater marine sand concrete 3, is formed new
Marine sand concrete beam.
It is the type of attachment of a variety of stirrups 4 of fiber bar seawater marine sand concrete beam as shown in Fig. 2 a- Fig. 2 j.Fiber hoop
The termination length range that muscle 4 inserts connecting bend 2 is the 1/6-1/3 of the length of interception fiber stirrup 4；W is beam cross section in figure
Length direction；H is the short transverse of beam cross section.
It is the structural representation of a variety of connecting bends 2 of fiber bar seawater marine sand concrete beam as shown in Fig. 3 a- Fig. 3 e.
Connecting bend 2 is composite, and optional connecting bend 2 is shaped as circular arc, T-shaped or cross, and T-shaped and cross can roots
Different sizes are selected according to different protective layer thickness.
As shown in Figure 2 a, connecting bend selects circular arc elbow, circular arc elbow at common double limb fiber stirrup ring corner
As shown in Figure 3 a.Especially, the closed stirrup ring of formation, which is positioned over when inside template, to reserve the mixed of beam in surrounding placement cushion block
Solidifying soil protection thickness.
Embodiment 2
As shown in Figure 2 b, common double limb fiber stirrup ring is located at the two corners of beam bottom and uses cross connecting bend, cross
Shape connecting bend is as shown in Figure 3 d；Two corners positioned at back portion select T-shaped connecting bend, and T-shaped connecting bend is as shown in Figure 3 b.It is special
Not, the effect for the alternative cushion block in connecting bend position that stirrup ring exposes outside, reserves beam concrete protective in advance in a template
Thickness needed for layer, the protective layer in back portion can be adjusted according to form height.Other structures are the same as embodiment 1.
Embodiment 3
As shown in Figure 2 c, connecting bend selects cross elbow, cross elbow at common double limb fiber stirrup ring corner
As shown in Figure 3 d.Especially, the effect for the alternative cushion block in connecting bend position that stirrup ring exposes outside, is reserved in advance in a template
Thickness needed for beam concrete cover.Other structures are the same as embodiment 1.
Embodiment 4
As shown in Figure 2 d, circular arc elbow is selected at four limbs fiber stirrup outer shroud corner, circular arc elbow is as shown in Figure 3 a；
T-shaped elbow is selected at inner ring corner, T-shaped elbow is as shown in Figure 3 c.Especially, the closed stirrup ring of formation is positioned over inside template
When need to place cushion block in surrounding and reserve the concrete protective thickness of beam.Other structures are the same as embodiment 1.
Embodiment 5
As shown in Figure 2 e, four limbs fiber stirrup ring is located at back portion bent angle opening position and selects T-shaped elbow, T-shaped elbow；It is located at
The form that beam bottom position is combined from T-shaped and cross elbow, wherein at outer shroud connecting bend as shown in Figure 3 b, inner ring
Locate connecting bend as shown in Figure 3 e.Especially, the effect for the alternative cushion block in connecting bend position that stirrup ring exposes outside, in template
In reserve thickness needed for beam concrete cover in advance, the protective layer in back portion can be adjusted according to form height.Other knots
Structure is the same as embodiment 1.
Embodiment 6
As shown in figure 2f, four limbs fiber stirrup ring is located at back portion bent angle opening position and selects T-shaped elbow；Positioned at beam bottom position
The form that the place of putting is combined from T-shaped and cross elbow, wherein at outer shroud connecting bend as shown in Figure 3 d, connecting bending at inner ring
Head is as shown in Figure 3 c.Other structures are the same as embodiment 5.
Embodiment 7
As shown in Figure 2 g, T-shaped elbow is selected at four limbs fiber stirrup ring outer shroud corner, T-shaped elbow is as shown in Figure 3 b；Inner ring
Cross elbow is selected at corner, cross elbow is as shown in Figure 3 e.Especially, the connecting bend position that stirrup ring exposes outside can
The effect of cushion block is substituted, reserves thickness needed for beam concrete cover in advance in a template.Other structures are the same as embodiment 1.
Embodiment 8
As shown in fig. 2h, four limbs fiber stirrup ring is located at back portion bent angle opening position and selects cross elbow；Positioned at beam bottom
The form that portion's opening position is combined from T-shaped and cross elbow, connecting bend as shown in Figure 3 b, connects at inner ring wherein at outer shroud
Connect elbow as shown in Figure 3 e.Other structures are the same as embodiment 7.
Embodiment 9
As shown in fig. 2i, cross elbow, cross elbow such as Fig. 3 c institutes are selected at four limbs fiber stirrup ring outer shroud corner
Show；T-shaped elbow is selected at inner ring corner, T-shaped elbow is as shown in Figure 3 d.Other structures are the same as embodiment 7.
Embodiment 10
As shown in figure 2j, cross elbow is selected in each elbow of four limbs fiber stirrup ring；Connecting bend is such as at outer shroud
Connecting bend is as shown in Figure 3 e shown in Fig. 3 d, at inner ring.Other structures are the same as embodiment 7.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (6)
- A kind of 1. fiber bar seawater marine sand concrete beam, it is characterised in that：Including marine sand concrete（3）Be built in the sea sand Concrete（3）In fiber bar cage；The fiber bar cage is by longitudinal fiber muscle（1）, fiber stirrup（4）And connecting bend（2）Group Into longitudinal fiber muscle（1）With fiber stirrup（4）Between with nylon cable tie carry out banding fixed, fiber stirrup（4）End insert Enter connecting bend（2）It is interior, connecting bend（2）Internal diameter be more than fiber bar stirrup（4）Diameter.
- A kind of 2. fiber bar seawater marine sand concrete beam according to claim 1, it is characterised in that：Described longitudinal fiber Muscle（1）For the one or more in carbon fibre bar, glass fiber-reinforced polymer, basalt fiber tendons and aramid fiber reinforced plastic barses.
- A kind of 3. fiber bar seawater marine sand concrete beam according to claim 1, it is characterised in that：Described connecting bend （2）For composite structure, circular arc, T-shaped or cross are shaped as, described T-shaped and cross are according to different protection thickness Degree selects different sizes.
- A kind of 4. fiber bar seawater marine sand concrete beam according to claim 1, it is characterised in that：Described fiber stirrup （4）Insert connecting bend（2）Termination length range for interception fiber stirrup（4）The 1/6-1/3 of length.
- A kind of 5. fiber bar seawater marine sand concrete beam according to claim 1, it is characterised in that：Described fiber stirrup （4）For the one or more in carbon fibre bar, glass fiber-reinforced polymer, basalt fiber tendons and aramid fiber reinforced plastic barses.
- A kind of 6. fiber bar seawater marine sand concrete beam according to claim 1, it is characterised in that：Described fiber stirrup （4）Using variety classes, different-diameter in same closed loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721222621.XU CN207211519U (en) | 2017-09-22 | 2017-09-22 | A kind of fiber bar seawater marine sand concrete beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721222621.XU CN207211519U (en) | 2017-09-22 | 2017-09-22 | A kind of fiber bar seawater marine sand concrete beam |
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| CN207211519U true CN207211519U (en) | 2018-04-10 |
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| CN201721222621.XU Active CN207211519U (en) | 2017-09-22 | 2017-09-22 | A kind of fiber bar seawater marine sand concrete beam |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489225A (en) * | 2017-09-22 | 2017-12-19 | 辽宁工业大学 | A kind of fiber bar seawater marine sand concrete beam and its construction method |
| CN108824696A (en) * | 2018-06-14 | 2018-11-16 | 同济大学 | A kind of FRP tendons seawater sea sand-UHDCC composite beam and its construction method |
-
2017
- 2017-09-22 CN CN201721222621.XU patent/CN207211519U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489225A (en) * | 2017-09-22 | 2017-12-19 | 辽宁工业大学 | A kind of fiber bar seawater marine sand concrete beam and its construction method |
| CN108824696A (en) * | 2018-06-14 | 2018-11-16 | 同济大学 | A kind of FRP tendons seawater sea sand-UHDCC composite beam and its construction method |
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