CN208472542U - A kind of period composite construction box beam - Google Patents
A kind of period composite construction box beam Download PDFInfo
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- CN208472542U CN208472542U CN201820494037.8U CN201820494037U CN208472542U CN 208472542 U CN208472542 U CN 208472542U CN 201820494037 U CN201820494037 U CN 201820494037U CN 208472542 U CN208472542 U CN 208472542U
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- box beam
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Abstract
The utility model discloses a kind of period composite construction box beams, and using the top plate and bottom plate of box beam, diaphragm plate and web as substrate, periodicity or relaxed periodicity insertion scatterer form smooth type period composite construction slab box beam；Periodicity or relaxed periodicity arrangement raised body oscillator form male-type period composite construction box beam.By the size, arrangement regulation and the position in box beam that change insertion scatterer or periodic arrangement raised body oscillator, form the period composite construction slab box beam with different vibration dampings, shock insulation characteristic, with preferable vibration damping, isolating affection, and it is suitable for special frequency channel vibration control problem.With traditional box beam ratio, period composite construction box beam, which has the following characteristics that, to be adjusted and be controlled by the selection or arrangement of group element material, vibration isolation function can be realized merely with the band gap properties of period composite construction box beam, overall structure rigidity with higher and intensity, it will not influence the bearing capacity of structure, and overall structure is simple, manufacturing cost is low, easy for construction.
Description
Technical field
The utility model belongs to engineering structure field more particularly to a kind of period composite construction box beam.
Background technique
Period composite construction has forbidden band characteristic, i.e. vibration in particular frequency range cannot propagate in the structure.Work as week
There are when point defect or line defect, the corresponding vibration of defect frequency can shake phase composite construction by local at point defect
Dynamic localization is propagated along line defect.This wave characteristic of period composite construction is the vibration isolation and vibration control of engineering structure
System provides a kind of new manipulation mechanism, such as period composite construction is placed in the propagation path of vibration or compound using the period
Thought design structure of structure itself realizes the vibration isolation function of structure to prevent the vibration in special frequency channel from propagating in the structure；
Or its defect step response is utilized, the propagation path of vibration is designed, realizes the manipulation to vibration.With the top plate and bottom plate of box beam, tabula
Plate and web are substrate, and periodicity or relaxed periodicity insertion scatterer form smooth type period composite construction slab box beam；Periodically
Or relaxed periodicity arrangement raised body oscillator forms male-type period composite construction box beam.It is compound by the period with traditional box beam ratio
Structural slab constitute box beam have the following characteristics that and can be adjusted and control by the selection or arrangement of group element material,
Vibration isolation function can be realized merely with the band gap properties of period composite construction board, overall structure rigidity with higher and strong
Degree, will not influence the bearing capacity of structure, can realize preferable vibration damping, shock insulation control in inside configuration merely with band gap properties
The functions such as system, and overall structure is simple, manufacturing cost is low, easy for construction.It is therefore proposed that a kind of period composite construction box beam has
Highly important engineering application value.
Summary of the invention
Technical problem: the purpose of the utility model is to provide a kind of period composite construction box beams, have preferable vibration damping, shock insulation
Effect, and it is suitable for special frequency channel vibration control problem.
Technical solution: a kind of period composite construction box beam of the utility model includes the top plate of box beam, the web of box beam, case
The diaphragm plate of beam, the bottom plate of box beam, wherein the web of box beam has two pieces, and the two sides of the bottom plate of connecting box beam are distinguished in its underpart,
The lower face of the top plate of top and box beam connects, and so that the section of period composite construction box beam is become a quadrangle, on four side
The diaphragm plate of box beam, the top plate of the top connection box beam of the diaphragm plate of the box beam are additionally provided in shape, two sides connect the web of box beam,
Lower part connects the bottom plate of box beam, using the top plate and bottom plate of box beam, diaphragm plate and web as substrate, periodicity or relaxed periodicity insertion
Scatterer forms smooth type period composite construction slab box beam；Periodicity or relaxed periodicity arrangement raised body oscillator form male-type week
Phase composite construction box beam.
Wherein,
The box beam includes single box single chamber box beam and Single-box multi-chamber box girder.
Divide on the diaphragm plate of the top plate of the box beam in the quadrangle, the web of box beam, the bottom plate of box beam and/or box beam
Not She You periodic arrangement raised body oscillator, raised body oscillator bottom be located at the top plate of box beam, the web of box beam, box beam bottom
On plate, it is located on raised body oscillator bottom at the top of raised body oscillator.
The material of the raised body oscillator is metal, rubber, concrete, ceramics, fibre reinforced composites, and period
Property arrangement raised body oscillator have two constituent elements, three constituent elements or more organize n-ary form n.
The raised body oscillator of the periodic arrangement is divided into unilateral raised a period of time and bilateral raised a period of time.
The web of the box beam, the bottom plate of box beam, box beam diaphragm plate on be equipped with insertion scatterer, the insertion scattering
Body is periodical branch, and the form of distribution has two constituent elements, three constituent elements or more.
The material of the periodical insertion scatterer is metal, rubber, concrete, ceramics or fiber-reinforced composite material
Material.
Periodically insertion scatterer and the periodic arrangement raised body oscillator form box beam by its different arrangement regulation
Specific forbidden band characteristic, vibration localization characteristic and vibration direction propagation characteristic.
Periodically insertion scatterer and the periodic arrangement raised body oscillator have the same of regularity in its own arrangement
When, faultiness design can be carried out, case vibration of beam is induced by different defective forms, makes elastic wave along line defect side
To direction propagation, promotes the fixed point of elastic vibration energy to absorb and disperse with orientation, pass through the sacrifice destruction in point defect region and line
The directional induction in defect direction forms the protective barrier to key area.
Periodically insertion scatterer and periodic arrangement raised body oscillator, the faultiness design include: point defect design,
Line defect design and local area faultiness design.
The utility model has the advantages that a kind of period composite construction box beam proposed has preferable vibration damping, isolating affection, and it is suitable for specific
Frequency range vibration control problem.Faultiness design can be carried out, the vibratory response of box beam is induced by different defective forms, is made
Elastic wave promotes the fixed point of elastic energy to absorb and disperses with orientation, pass through point defect area along line defect direction direction propagation
The sacrifice in domain destroys the directional induction with line defect direction, forms the protective barrier to key area.With traditional box beam ratio, week
Phase composite construction box beam, which has the following characteristics that, to be adjusted and be controlled by the selection or arrangement of group element material, only
Vibration isolation function, overall structure rigidity with higher and intensity can be realized using the band gap properties of period composite construction board,
It will not influence the bearing capacity of structure, and overall structure is simple, manufacturing cost is low, easy for construction.
Detailed description of the invention
Fig. 1 is two constituent element male-type period composite construction box beams, the I type overall schematic of the utility model；
Fig. 2 is the I type internal structure schematic diagram of male-type period composite construction box beam of the utility model；
Fig. 3 is the I positive elevational schematic view of type of male-type period composite construction box beam of the utility model；
Fig. 4 is the II type overall schematic of male-type period composite construction box beam of the utility model；
Fig. 5 is the II type internal structure schematic diagram of male-type period composite construction box beam of the utility model.
Fig. 6 is the II positive elevational schematic view of type of male-type period composite construction box beam of the utility model.
Fig. 7 is the III type overall schematic of embedded type period composite construction box beam of the utility model.
Fig. 8 is the III type internal structure schematic diagram of embedded type period composite construction box beam of the utility model.
Fig. 9 is the III positive elevational schematic view of type of embedded type period composite construction box beam of the utility model.
Figure 10 is the male-type period composite construction box beam IV type overall schematic of the utility model.
Figure 11 is the male-type period composite construction box beam IV type internal structure schematic diagram of the utility model.
Figure 12 is the male-type period positive elevational schematic view of composite construction box beam IV type of the utility model.
Figure 13 is the raised oscillator organigram in unilateral side of the utility model.
Figure 14 is the bilateral protrusion oscillator organigram of the utility model.
Have in figure: the top plate 1 of box beam, the web 2 of box beam, the diaphragm plate 3 of box beam, the bottom plate 4 of box beam, raised body oscillator top
Portion 5, raised body oscillator bottom 6 are embedded in scatterer 7.
Specific embodiment
The forming method of the utility model is as follows:
1) it using the top plate and bottom plate of box beam, diaphragm plate and web as substrate, is periodically embedded in scatterer and forms the smooth type period
Composite construction slab box beam；Periodic arrangement raised body oscillator forms male-type period composite construction box beam.
2) periodic arrangement raised body oscillator is in periodic arrangement on the top plate and bottom plate of box beam, diaphragm plate and web, can be set
It is calculated as unilateral raised a period of time and bilateral raised a period of time, wherein periodic arrangement raised body oscillator can only design at the top plate of box beam
For to convex form unilateral on the inside of box beam.
3) periodically insertion scatterer and the arrangement of periodic arrangement raised body oscillator itself has regularity, and can pass through it
Different arrangement regulations form the specific forbidden band characteristic of box beam, vibration localization characteristic and vibration direction propagation characteristic.
Periodical insertion scatterer in the utility model is by metal, rubber, concrete, ceramics, fiber-reinforced composite material
Material and other nonmetallic materials are constituted, and the form of periodically insertion scatterer has two constituent elements, the forms such as three constituent elements or multicomponent.
Periodical insertion scatterer and periodic arrangement raised body oscillator in the utility model have rule in itself arrangement
While rule property, faultiness design can be carried out, the vibratory response of box beam is induced by different defective forms, makes elastic wave
Along line defect direction direction propagation, promotes the fixed point of elastic energy to absorb and disperse with orientation, pass through the sacrificial of point defect region
Domestic animal is destroyed to be evacuated with the orientation in line defect direction, forms the protective barrier to key area.
The defect that periodical insertion scatterer in the utility model is arranged with periodic arrangement raised body oscillator itself is set
Meter includes: point defect design, line defect design and local area faultiness design.
With reference to the accompanying drawing, the utility model is described in further detail by embodiment.
Embodiment 1:
1) as shown in Figures 1 to 3, the present embodiment is I type of male-type period composite construction box beam, using the top plate of 1 box beam as base
Plate, the two constituent element raised body oscillator of periodic arrangement on the inside of top plate, by the top plate of the bottom of two constituent element raised body oscillators and box beam
It connects, two constituent element raised body oscillator bottoms 6 are made of silicon rubber in the embodiment, and 5 use at the top of two constituent element raised body oscillators
The production of lead material；
2) web 2 of box beam and the bottom plate 4 of box beam are substrate, in the inside period of the bottom plate 4 of the web 2 and box beam of box beam
Property two constituent element raised body oscillators of arrangement, the top plate of the bottom of two constituent element raised body oscillators and box beam is connected, two in the embodiment
Constituent element raised body oscillator bottom 6 is made of silicon rubber, and 5 are made of lead material at the top of two constituent element raised body oscillators, forms protrusion
I type of type period composite construction box beam.
Embodiment 2:
1) as shown in figures 4-6, the present embodiment is II type of male-type period composite construction box beam, using the top plate of 1 box beam as base
Plate, the two constituent element raised body oscillator of periodic arrangement on the inside of top plate, by the top plate of the bottom of two constituent element raised body oscillators and box beam
It connects, two constituent element raised body oscillator bottoms 6 are made of silicon rubber in the embodiment, and 5 use at the top of two constituent element raised body oscillators
The production of lead material；
2) web 2 of box beam and the bottom plate 4 of box beam are substrate, inside and outside the web 2 of box beam and the bottom plate 4 of box beam
Two constituent element raised body oscillator of periodic arrangement simultaneously connects the top plate of the bottom of two constituent element raised body oscillators and box beam, the reality
Two constituent element raised body oscillator bottoms 6 in example to be applied to be made of glass reinforced plastic, 5 are made of copper material at the top of two constituent element raised body oscillators,
Form II type of male-type period composite construction box beam.
Embodiment 3:
1) as shown in figs. 7-9, the present embodiment is III type of embedded type period composite construction box beam, using the top plate of 1 box beam as base
Plate, the two constituent element raised body oscillator of periodic arrangement on the inside of top plate, by the top plate of the bottom of two constituent element raised body oscillators and box beam
It connects, two constituent element raised body oscillator bottoms 6 are made of silicon rubber in the embodiment, and 5 use at the top of two constituent element raised body oscillators
The production of lead material；
2) bottom plate 4 of the web 2 of box beam and box beam is substrate, period simultaneously on the web 2 of box beam and the bottom plate 4 of box beam
Property insertion scatterer, insertion scatterer 7 is made of lead material in the embodiment, forms embedded type period composite construction box beam III
Type.
Embodiment 4:
1) as shown in Figure 10~11, the present embodiment is male-type period composite construction box beam IV type, and the top plate with 1 box beam is
Substrate, the two constituent element raised body oscillator of periodic arrangement on the inside of top plate, by the top of the bottom of two constituent element raised body oscillators and box beam
Plate connects, and two constituent element raised body oscillator bottoms 6 are made of silicon rubber in the embodiment, and 5 adopt at the top of two constituent element raised body oscillators
It is made of lead material；
2) web 2 of box beam and the bottom plate 4 of box beam are substrate, inside and outside the web 2 of box beam and the bottom plate 4 of box beam
Two constituent element raised body oscillator of periodic arrangement simultaneously connects the top plate of the bottom of two constituent element raised body oscillators and box beam, the reality
Two constituent element raised body oscillator bottoms 6 in example to be applied to be made of glass reinforced plastic, 5 are made of copper material at the top of two constituent element raised body oscillators,
Form male-type period composite construction box beam IV type.
Claims (6)
1. a kind of period composite construction box beam, which is characterized in that the top plate (1) including box beam, the web (2) of box beam, box beam
Diaphragm plate (3), the bottom plate (4) of box beam；Wherein, the web (2) of box beam has two pieces, and the bottom plate (4) of connecting box beam is distinguished in its underpart
Two sides, the lower face of the top plate (1) of upper part and box beam connects, and the section of period composite construction box beam is made to become four sides
Shape is additionally provided with diaphragm plate (3) in the quadrangle, the top plate (1) of the top connection box beam of the diaphragm plate (3) of the box beam, two sides
The web (2) of box beam is connected, lower part connects the bottom plate (4) of box beam.
2. period composite construction box beam according to claim 1, which is characterized in that the box beam include single box single chamber box beam with
Single-box multi-chamber box girder.
3. period composite construction box beam according to claim 2, which is characterized in that the top plate of the box beam in the quadrangle
(1), periodicity or relaxed periodicity are respectively equipped on the diaphragm plate (3) of the web (2) of box beam, the bottom plate (4) of box beam and/or box beam
The raised body oscillator of arrangement, raised body oscillator bottom (6) be located at the top plate (1) of box beam, the web (2) of box beam, box beam bottom plate
(4) on, (5) are located on raised body oscillator bottom (6) at the top of raised body oscillator.
4. period composite construction box beam according to claim 3, which is characterized in that the periodicity or relaxed periodicity arrangement
Raised body oscillator is divided into unilateral raised a period of time and bilateral raised a period of time.
5. period composite construction box beam according to claim 1, which is characterized in that in the web (2) of the box beam, box beam
Bottom plate (4), box beam diaphragm plate (3) be equipped with insertion scatterer (7), the insertion scatterer (7) be periodicity or quasi-periodicity
Property distribution, the form of distribution has two constituent elements, three constituent elements or more.
6. period composite construction box beam according to claim 5, which is characterized in that the periodicity or relaxed periodicity insertion
The material of scatterer (7) is metal, rubber, concrete, ceramics or fibre reinforced composites.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201820494037.8U CN208472542U (en) | 2018-04-09 | 2018-04-09 | A kind of period composite construction box beam |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820494037.8U CN208472542U (en) | 2018-04-09 | 2018-04-09 | A kind of period composite construction box beam |
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| CN208472542U true CN208472542U (en) | 2019-02-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108611957A (en) * | 2018-04-09 | 2018-10-02 | 东南大学 | A kind of period composite construction box beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108611957A (en) * | 2018-04-09 | 2018-10-02 | 东南大学 | A kind of period composite construction box beam |
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