CN105064525B - Flexure type surrenders metal damper stage by stage - Google Patents
Flexure type surrenders metal damper stage by stage Download PDFInfo
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- CN105064525B CN105064525B CN201510473822.6A CN201510473822A CN105064525B CN 105064525 B CN105064525 B CN 105064525B CN 201510473822 A CN201510473822 A CN 201510473822A CN 105064525 B CN105064525 B CN 105064525B
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Abstract
The invention discloses a kind of flexure type to surrender metal damper stage by stage, including：First Wasted-energy steel plate, the second Wasted-energy steel plate, multiple backing plates and connecting plate, wherein, first Wasted-energy steel plate, second Wasted-energy steel plate and the backing plate are arranged between the connecting plate；First Wasted-energy steel plate is arranged between the backing plate, and second Wasted-energy steel plate is arranged between the backing plate；First Wasted-energy steel plate, the backing plate, second Wasted-energy steel plate and the connecting plate are connected to each other.Flexure type of the present invention surrenders metal damper by the first Wasted-energy steel plate and the second Wasted-energy steel plate cooperation stage by stage, ensure that and is surrendered stage by stage under small shake and big shake, and simple structure, production are convenient.
Description
Technical field
The present invention relates to building efficiency cushion technique field, more particularly to a kind of flexure type to surrender metal damping stage by stage
Device.
Background technology
Metal damper is a kind of devices for dissipation of energy relatively conventional in engineering structure.Such damper uses metal material
(such as mild steel) excellent Elastoplastic Performances in Simulation, can be in engineering structure by outer through rationally designing its structure type and mechanics parameter
(such as geological process) takes the lead in surrendering and consumed energy when boundary acts on, so as to ensure the security of agent structure.Metal damper can
It is divided into two kinds of flexure type and shearing-type, flexure type metal damper exploitation bolt or is welded to connect, shearing type damper uses
It is welded to connect.Shadow of the performance of metal damper by factors such as its structure construction, physical dimension, connected mode, manufacture crafts
Ring, the metal damper performance difference under the conditions of different designs is also larger.
Metal damper still has many defects in design and performance etc. at present.As existing metal damper consumes
Energy mechanism is single, most of to meet small shake and requirement when shaking greatly simultaneously.Part damper designs yield displacement is big, can only
Energy-dissipating and shock-absorbing effect is played under big shake, and consumes energy very little or does not consume energy then in elastic stage during small shake；Another part damps
Device yield displacement is smaller, disclosure satisfy that and power consumption is just surrendered during small shake, also there is preferably power consumption and ductile performance during big shake, but this
The rigidity that class damper is often added to structure is larger, and then causes the increase of earthquake load effects, is unfavorable for structural seismic.This
Outside, a few metals damper entered improvement and possessed surrenders ability stage by stage, but its construction is complicated, processing installation is inconvenient and
Consume many artificial, financial resources.
The content of the invention
Therefore, the present invention proposes a kind of at least one of new flexure type that can be solved the above problems and surrendered stage by stage
Metal damper.
The invention provides a kind of flexure type to surrender metal damper stage by stage, including：First Wasted-energy steel plate, the second power consumption
Steel plate, multiple backing plates and connecting plate, wherein, first Wasted-energy steel plate, second Wasted-energy steel plate and the backing plate are arranged on
Between the connecting plate；First Wasted-energy steel plate is arranged between the backing plate, and second Wasted-energy steel plate is arranged on described
Between backing plate；First Wasted-energy steel plate, the backing plate, second Wasted-energy steel plate and the connecting plate are connected to each other.
Alternatively, metal damper is surrendered according to the flexure type of the present invention stage by stage, first Wasted-energy steel plate, described the
Two Wasted-energy steel plates, the backing plate and the connecting plate are bolted to.
Alternatively, metal damper is surrendered according to the flexure type of the present invention stage by stage, first Wasted-energy steel plate and described
Second Wasted-energy steel plate thickness is identical, and the yield strength of first Wasted-energy steel plate is 100~180MPa, second Wasted-energy steel plate
Yield strength be more than 345MPa.
Alternatively, metal damper is surrendered according to the flexure type of the present invention stage by stage, first Wasted-energy steel plate and described
Second Wasted-energy steel plate thickness is identical, and the yield strength of first Wasted-energy steel plate is more than 345MPa, second Wasted-energy steel plate
Yield strength is 100~180MPa.
Alternatively, metal damper is surrendered according to the flexure type of the present invention stage by stage, first Wasted-energy steel plate and described
The yield strength of second Wasted-energy steel plate is identical, and the thickness of first Wasted-energy steel plate is not more than 15mm, second Wasted-energy steel plate
Thickness be not less than 20mm.
Alternatively, metal damper is surrendered according to the flexure type of the present invention stage by stage, first Wasted-energy steel plate and described
The yield strength of second Wasted-energy steel plate is identical, and the thickness of first Wasted-energy steel plate is not less than 20mm, second Wasted-energy steel plate
Thickness be not more than 15mm.
Alternatively, metal damper is surrendered according to the flexure type of the present invention stage by stage, the connecting plate is L-shaped.
Alternatively, metal damper is surrendered according to the flexure type of the present invention stage by stage, first Wasted-energy steel plate, described the
Two Wasted-energy steel plates and the backing plate are X-shaped or rhombus.
The invention has the advantages that：
1) it is connected by screw bolts, the first Wasted-energy steel plate, the second Wasted-energy steel plate, backing plate and connecting plate are together in series, and it is curved to form
Curved to surrender metal damper stage by stage, simple structure, production are convenient.
2) yield displacement and the inversely proportional relation of steel plate thickness of Wasted-energy steel plate, the consumption of two kinds of different-thickness of design are utilized
Energy steel plate is the first Wasted-energy steel plate and the second Wasted-energy steel plate, the two cooperation, ensures damper in small shake and sublevel under big shake
Section surrender.
3) using the yield displacement of the Wasted-energy steel plate relation directly proportional to the yield strength of steel plate materialses, two kinds of surrenders are designed
The different Wasted-energy steel plate of intensity is the first Wasted-energy steel plate and the second Wasted-energy steel plate, the two cooperation, ensures damper in small shake
Surrendered stage by stage with big shake.
4) present invention can also pass through change according to the different dampers for needing simple designs to go out different tonnages
The quantity of two kinds of steel discs changes energy-dissipating property of the damper under different yield displacements, and there is the simple performance easily transformed to meet
Close different needs.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention
Limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.Wherein in the accompanying drawings, reference numeral
Alphabetic flag afterwards indicates multiple identical parts, when referring to these parts, will omit its last alphabetic flag.Attached
In figure：
Fig. 1 surrenders the structural representation of metal damper for the flexure type in the embodiment of the present invention 1 stage by stage；
Fig. 2 surrenders the sectional view of metal damper for the flexure type in the embodiment of the present invention 1 stage by stage；
Fig. 3 is that the flexure type of the present invention surrenders the side view of metal damper stage by stage；
Fig. 4 surrenders the structural representation of metal damper for the flexure type in the embodiment of the present invention 2 stage by stage；
Fig. 5 surrenders the sectional view of metal damper for the flexure type in the embodiment of the present invention 2 stage by stage；
Fig. 6 surrenders the structural representation of metal damper for the flexure type in the embodiment of the present invention 3 stage by stage；
Fig. 7 surrenders the sectional view of metal damper for the flexure type in the embodiment of the present invention 3 stage by stage；
Fig. 8 surrenders the structural representation of metal damper for the flexure type in the embodiment of the present invention 4 stage by stage；And
Fig. 9 surrenders the sectional view of metal damper for the flexure type in the embodiment of the present invention 4 stage by stage.
Wherein, the implication respectively marked in accompanying drawing is：
First Wasted-energy steel plate 1, the second Wasted-energy steel plate 2, multiple backing plates 3, connecting plate 4 and dogleg section 4-1.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Flexure type of the present invention surrender stage by stage metal damper include the first Wasted-energy steel plate 1, the second Wasted-energy steel plate 2,
Multiple backing plates 3 and connecting plate 4, wherein, first Wasted-energy steel plate 1, second Wasted-energy steel plate 2 and the backing plate 3 are arranged on
Between the connecting plate 4.The backing plate 3 has multiple, and first Wasted-energy steel plate 1 is arranged between the backing plate 3, i.e., and described
The outer surface of one Wasted-energy steel plate 1 contacts a backing plate 3 and the inner surface of first Wasted-energy steel plate 1 contacts another backing plate 3；
Second Wasted-energy steel plate 2 is arranged between the backing plate 3, i.e., the outer surface of described second Wasted-energy steel plate 2 contacts a backing plate 3
And the inner surface of second Wasted-energy steel plate 2 contacts another backing plate 3.It is first Wasted-energy steel plate 1, the backing plate 3, described
Second Wasted-energy steel plate 2 and the connecting plate 4 are connected together each other closely to be formed the flexure type and surrenders metal resistance stage by stage
Buddhist nun's device.
Flexure type of the present invention is surrendered in metal damper stage by stage, first Wasted-energy steel plate 1, second power consumption
The mode that steel plate 2, the backing plate 3 and the connecting plate 4 are connected to each other has many kinds, and currently preferred is bolt connection, institute
State corresponding position in the first Wasted-energy steel plate 1, second Wasted-energy steel plate 2, the backing plate 3 and the connecting plate 4 have it is corresponding
Hole, bolt through the first Wasted-energy steel plate 1, second Wasted-energy steel plate 2, the backing plate 3 and the connecting plate 4 hole, then by
Nut is tightened, so that first Wasted-energy steel plate 1, second Wasted-energy steel plate 2, the backing plate 3 and the connecting plate 4 are tight
It is close to and connects.
Flexure type of the present invention is surrendered in metal damper stage by stage, and the shape of the connecting plate 4 can be a variety of, sheet
Invention is preferably L-shaped.The connecting plate 4 of L-shaped can very easily with first Wasted-energy steel plate 1, second Wasted-energy steel plate 2
It is connected with the backing plate 3.
Flexure type of the present invention is surrendered in metal damper stage by stage, first Wasted-energy steel plate 1, second power consumption
Steel plate 2 and the backing plate 3 are X-shaped or rhombus.First Wasted-energy steel plate 1 is X-shaped, then second Wasted-energy steel plate 2 and described
Backing plate 3 matches as X-shaped with first Wasted-energy steel plate 1；First Wasted-energy steel plate 1 is rhombus, then second power consumption
Steel plate 2 and the backing plate 3 match as rhombus with first Wasted-energy steel plate 1.First Wasted-energy steel plate 1 of X-shaped or rhombus,
Two Wasted-energy steel plates 2 and backing plate 3 are compared to the first Wasted-energy steel plate 1, the second Wasted-energy steel plate 2 and backing plate 3 of square or rectangular, section
Many Steel materials are saved, so as to save cost.
The present invention can be designed that various embodiments, therefore specific implementation of the specific embodiment only as the present invention
Exemplary illustration, and be not meant to limit the scope of the invention.In order to specifically describe the present invention, following examples are selected to enter
Row exemplary illustration.
Embodiment 1
The structure that the flexure type that Fig. 1 and Fig. 2 is respectively illustrated in the embodiment of the present invention 1 surrenders metal damper stage by stage is shown
Intention and surface chart.As depicted in figs. 1 and 2, flexure type of the present invention surrenders metal damper stage by stage includes the first power consumption
Steel plate 1, the second Wasted-energy steel plate 2, backing plate 3 and connecting plate 4, wherein, first Wasted-energy steel plate 1, the and of the second Wasted-energy steel plate 2
The backing plate 3 is X-shaped, and the quantity of first Wasted-energy steel plate 1 is one, and the quantity of second Wasted-energy steel plate 2 is six
Individual, the quantity of the backing plate 3 is eight.The connecting plate 4 is L-shaped, and the quantity of the connecting plate 4 is four.
Connecting plate 4, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the second Wasted-energy steel plate 2,
Backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the second Wasted-energy steel plate 2, the power consumption steel of backing plate 3, second
Plate 2, backing plate 3 and connecting plate 4 are set gradually, wherein, low order end and high order end have two connecting plates 4 respectively, and according in Fig. 2
A1Line is symmetrical, and other sizes are all identical except for the thickness for the first Wasted-energy steel plate 1, the second Wasted-energy steel plate 2 and backing plate 3.
The dogleg section 4-1 of connecting plate 4 is provided with symmetrical two holes of center line, the first Wasted-energy steel plate 1, second power consumption steel
The upper part of plate 2 and backing plate 3 sets the hole corresponding with two holes on the dogleg section 4-1 of connecting plate 4, the first Wasted-energy steel plate
1st, the lower part of the second Wasted-energy steel plate 2 and backing plate 3 sets the hole corresponding with two holes on the dogleg section 4-1 of connecting plate 4,
The lower part of bolt through the first Wasted-energy steel plate 1, the second Wasted-energy steel plate 2 and backing plate 3 sets the dogleg section 4-1 with connecting plate 4
Corresponding hole (as shown in Figure 3), is then screwed to nut on bolt, so that connecting plate 4, backing plate 3, the second Wasted-energy steel plate
2nd, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, second consume energy
Steel plate 2, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3 and connecting plate 4 linking together tightly.
First Wasted-energy steel plate 1 is identical with the yield strength of second Wasted-energy steel plate 2, first Wasted-energy steel plate 1
Thickness be not less than 20mm, the thickness of second Wasted-energy steel plate 2 is not more than 15mm.First Wasted-energy steel plate 1 and described
In the case of the yield strength identical of two Wasted-energy steel plates 2, thickness difference is so as to cause yield displacement different, due to the described first consumption
The thickness of energy steel plate 1 is more than the thickness of second Wasted-energy steel plate 2, and the yield displacement of first Wasted-energy steel plate 1 is less than described
The yield displacement of second Wasted-energy steel plate 2.In the present embodiment, the thickness of the backing plate 3 is 8mm, the He of the first Wasted-energy steel plate 1
The yield strength of second Wasted-energy steel plate 2 is identical, i.e., described first Wasted-energy steel plate 1 and second Wasted-energy steel plate 2 are identical
Material, the thickness of first Wasted-energy steel plate 1 is 25mm, and it has less yield displacement, can in it is small shake environment under
Into work with earthquake energy；The thickness of second Wasted-energy steel plate 2 is 10mm, has larger yield displacement, when in small
Elasticity is still in during shake, but working stage can be rapidly entered when in big shake, earthquake energy, is realized stage by stage with this
Power consumption.
Embodiment 2
The structure that the flexure type that Fig. 4 and Fig. 5 is respectively illustrated in the embodiment of the present invention 2 surrenders metal damper stage by stage is shown
Intention and surface chart.As shown in Figure 4 and Figure 5, flexure type of the present invention surrenders metal damper stage by stage includes the first power consumption
Steel plate 1, the second Wasted-energy steel plate 2, backing plate 3 and connecting plate 4, wherein, first Wasted-energy steel plate 1, the and of the second Wasted-energy steel plate 2
The backing plate 3 is X-shaped, and the quantity of first Wasted-energy steel plate 1 is six, and the quantity of second Wasted-energy steel plate 2 is one
Individual, the quantity of the backing plate 3 is eight.The connecting plate 4 is L-shaped, and the quantity of the connecting plate 4 is four.
Connecting plate 4, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the first Wasted-energy steel plate 1,
Backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the first Wasted-energy steel plate 1, the power consumption steel of backing plate 3, first
Plate 1, backing plate 3 and connecting plate 4 are set gradually, wherein, low order end and high order end have two connecting plates 4 respectively, and according in Fig. 5
A2Line is symmetrical, and other sizes are all identical except for the thickness for the first Wasted-energy steel plate 1, the second Wasted-energy steel plate 2 and backing plate 3.
The dogleg section 4-1 of connecting plate 4 is provided with symmetrical two holes of center line, the first Wasted-energy steel plate 1, second power consumption steel
The upper part of plate 2 and backing plate 3 sets the hole corresponding with two holes on the dogleg section 4-1 of connecting plate 4, the first Wasted-energy steel plate
1st, the lower part of the second Wasted-energy steel plate 2 and backing plate 3 sets the hole corresponding with two holes on the dogleg section 4-1 of connecting plate 4,
The lower part of bolt through the first Wasted-energy steel plate 1, the second Wasted-energy steel plate 2 and backing plate 3 sets the dogleg section 4-1 with connecting plate 4
Corresponding hole (as shown in Figure 3), is then screwed to nut on bolt, so that connecting plate 4, backing plate 3, the first Wasted-energy steel plate
1st, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, first consume energy
Steel plate 1, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3 and connecting plate 4 linking together tightly.
First Wasted-energy steel plate 1 is identical with the yield strength of second Wasted-energy steel plate 2, first Wasted-energy steel plate 1
Thickness be not more than 15mm, the thickness of second Wasted-energy steel plate 2 is not less than 20mm.First Wasted-energy steel plate 1 and described
In the case of the yield strength identical of two Wasted-energy steel plates 2, thickness difference is so as to cause yield displacement different, due to the described first consumption
The thickness of energy steel plate 1 is less than the thickness of second Wasted-energy steel plate 2, and the yield displacement of first Wasted-energy steel plate 1 is more than described
The yield displacement of second Wasted-energy steel plate 2.In the present embodiment, the thickness of the backing plate 3 is 8mm, the He of the first Wasted-energy steel plate 1
The yield strength of second Wasted-energy steel plate 2 is identical, i.e., described first Wasted-energy steel plate 1 and second Wasted-energy steel plate 2 are identical
Material, the thickness of second Wasted-energy steel plate 2 is 25mm, and it has less yield displacement, can in it is small shake environment under
Into work with earthquake energy；The thickness of first Wasted-energy steel plate 1 is 10mm, has larger yield displacement, works as place
It is still in elasticity when small shake, but working stage can be rapidly entered when in big shake, earthquake energy, is realized point with this
Stage consumes energy.
Embodiment 3
The structure that the flexure type that Fig. 6 and Fig. 7 is respectively illustrated in the embodiment of the present invention 3 surrenders metal damper stage by stage is shown
Intention and surface chart.As shown in Figure 6 and Figure 7, flexure type of the present invention surrenders metal damper stage by stage includes the first power consumption
Steel plate 1, the second Wasted-energy steel plate 2, backing plate 3 and connecting plate 4, wherein, first Wasted-energy steel plate 1, the and of the second Wasted-energy steel plate 2
The backing plate 3 is X-shaped, and the quantity of first Wasted-energy steel plate 1 is four, and the quantity of second Wasted-energy steel plate 2 is three
Individual, the quantity of the backing plate 3 is eight.The connecting plate 4 is L-shaped, and the quantity of the connecting plate 4 is four.
Connecting plate 4, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the first Wasted-energy steel plate 1,
Backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the second Wasted-energy steel plate 2, the power consumption steel of backing plate 3, first
Plate 1, backing plate 3 and connecting plate 4 are set gradually, wherein, low order end and high order end have two connecting plates 4 respectively, and according in Fig. 7
A3Line is symmetrical, and other sizes are all identical except for the thickness for the first Wasted-energy steel plate 1, the second Wasted-energy steel plate 2 and backing plate 3.
The dogleg section 4-1 of connecting plate 4 is provided with symmetrical two holes of center line, the first Wasted-energy steel plate 1, second power consumption steel
The upper part of plate 2 and backing plate 3 sets the hole corresponding with two holes on the dogleg section 4-1 of connecting plate 4, the first Wasted-energy steel plate
1st, the lower part of the second Wasted-energy steel plate 2 and backing plate 3 sets the hole corresponding with two holes on the dogleg section 4-1 of connecting plate 4,
The lower part of bolt through the first Wasted-energy steel plate 1, the second Wasted-energy steel plate 2 and backing plate 3 sets the dogleg section 4-1 with connecting plate 4
Corresponding hole (as shown in Figure 3), is then screwed to nut on bolt, so that connecting plate 4, backing plate 3, the first Wasted-energy steel plate
1st, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, first consume energy
Steel plate 1, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3 and connecting plate 4 linking together tightly.
First Wasted-energy steel plate 1 is identical with the thickness of second Wasted-energy steel plate 2, and first Wasted-energy steel plate 1 is bent
It is 100~180MPa to take intensity, and the yield strength of second Wasted-energy steel plate 2 is more than 345MPa.The He of first Wasted-energy steel plate 1
In second Wasted-energy steel plate 2 in the case of thickness identical, the yield strength of first Wasted-energy steel plate 1 is less than the described second consumption
The yield strength of energy steel plate 2.In the present embodiment, the thickness of the backing plate 3 is 8mm, first Wasted-energy steel plate 1 and described
The thickness of two Wasted-energy steel plates 2 is 10mm, and the yield strength of first Wasted-energy steel plate 1 is 150MPa, and it has less bend
Intensity is taken, work can entered under small shake environment with earthquake energy；Yield strength in second Wasted-energy steel plate 2
For 350MPa, there is larger yield strength, elasticity is still in when in small shake, but can be rapidly entered when in big shake
Working stage, earthquake energy, realized with this and consumed energy stage by stage.
Embodiment 4
The structure that the flexure type that Fig. 8 and Fig. 9 is respectively illustrated in the embodiment of the present invention 4 surrenders metal damper stage by stage is shown
Intention and surface chart.As shown in Figure 8 and Figure 9, flexure type of the present invention surrenders metal damper stage by stage includes the first power consumption
Steel plate 1, the second Wasted-energy steel plate 2, backing plate 3 and connecting plate 4, wherein, first Wasted-energy steel plate 1, the and of the second Wasted-energy steel plate 2
The backing plate 3 is X-shaped, and the quantity of first Wasted-energy steel plate 1 is three, and the quantity of second Wasted-energy steel plate 2 is four
Individual, the quantity of the backing plate 3 is eight.The connecting plate 4 is L-shaped, and the quantity of the connecting plate 4 is four.
Connecting plate 4, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the second Wasted-energy steel plate 2,
Backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the first Wasted-energy steel plate 1, the power consumption steel of backing plate 3, second
Plate 2, backing plate 3 and connecting plate 4 are set gradually, wherein, low order end and high order end have two connecting plates 4 respectively, and according in Fig. 9
A4Line is symmetrical, and other sizes are all identical except for the thickness for the first Wasted-energy steel plate 1, the second Wasted-energy steel plate 2 and backing plate 3.
The dogleg section 4-1 of connecting plate 4 is provided with symmetrical two holes of center line, the first Wasted-energy steel plate 1, second power consumption steel
The upper part of plate 2 and backing plate 3 sets the hole corresponding with two holes on the dogleg section 4-1 of connecting plate 4, the first Wasted-energy steel plate
1st, the lower part of the second Wasted-energy steel plate 2 and backing plate 3 sets the hole corresponding with two holes on the dogleg section 4-1 of connecting plate 4,
The lower part of bolt through the first Wasted-energy steel plate 1, the second Wasted-energy steel plate 2 and backing plate 3 sets the dogleg section 4-1 with connecting plate 4
Corresponding hole (as shown in Figure 3), is then screwed to nut on bolt, so that connecting plate 4, backing plate 3, the first Wasted-energy steel plate
1st, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, first consume energy
Steel plate 1, backing plate 3, the second Wasted-energy steel plate 2, backing plate 3, the first Wasted-energy steel plate 1, backing plate 3 and connecting plate 4 linking together tightly.
First Wasted-energy steel plate 1 is identical with the thickness of second Wasted-energy steel plate 2, and second Wasted-energy steel plate 2 is bent
It is 100~180MPa to take intensity, and the yield strength of first Wasted-energy steel plate 1 is more than 345MPa.The He of first Wasted-energy steel plate 1
In second Wasted-energy steel plate 2 in the case of thickness identical, the yield strength of first Wasted-energy steel plate 1 is more than the described second consumption
The yield strength of energy steel plate 2.In the present embodiment, the thickness of the backing plate 3 is 8mm, first Wasted-energy steel plate 1 and described
The thickness of two Wasted-energy steel plates 2 is 10mm, and the yield strength of second Wasted-energy steel plate 2 is 150MPa, and it has less bend
Intensity is taken, work can entered under small shake environment with earthquake energy；Yield strength in first Wasted-energy steel plate 1
For 350MPa, there is larger yield strength, elasticity is still in when in small shake, but can be rapidly entered when in big shake
Working stage, earthquake energy, realized with this and consumed energy stage by stage.
The invention has the advantages that：
1) it is connected by screw bolts, the first Wasted-energy steel plate, the second Wasted-energy steel plate, backing plate and connecting plate are together in series, and it is curved to form
Curved to surrender metal damper stage by stage, simple structure, production are convenient.
2) yield displacement and the inversely proportional relation of steel plate thickness of Wasted-energy steel plate, the consumption of two kinds of different-thickness of design are utilized
Energy steel plate is the first Wasted-energy steel plate and the second Wasted-energy steel plate, the two cooperation, ensures damper in small shake and sublevel under big shake
Section surrender.
3) using the yield displacement of the Wasted-energy steel plate relation directly proportional to the yield strength of steel plate materialses, two kinds of surrenders are designed
The different Wasted-energy steel plate of intensity is the first Wasted-energy steel plate and the second Wasted-energy steel plate, the two cooperation, ensures damper in small shake
Surrendered stage by stage with big shake.
4) present invention can also pass through change according to the different dampers for needing simple designs to go out different tonnages
The quantity of two kinds of steel discs changes energy-dissipating property of the damper under different yield displacements, and there is the simple performance easily transformed to meet
Close different needs.
It should be noted that the present invention will be described rather than limits the invention for above-described embodiment, and this
Art personnel can design alternative embodiment without departing from the scope of the appended claims.In claim
In, any reference symbol between bracket should not be configured to limitations on claims.Word "comprising" is not excluded for depositing
In element or step not listed in the claims.Word "a" or "an" before element do not exclude the presence of it is multiple this
The element of sample.In if the unit claim of equipment for drying is listed, several in these devices can be by same
Hardware branch embodies.The use of word first, second, and third does not indicate that any order.Can be by these word solutions
It is interpreted as title.
Claims (3)
1. a kind of flexure type surrenders metal damper stage by stage, it is characterised in that including：First Wasted-energy steel plate（1）, second power consumption
Steel plate（2）, multiple backing plates（3）And connecting plate（4）, wherein,
First Wasted-energy steel plate（1）, second Wasted-energy steel plate（2）With the backing plate（3）It is arranged on the connecting plate（4）It
Between；
First Wasted-energy steel plate（1）It is arranged on the backing plate（3）Between, second Wasted-energy steel plate（2）It is arranged on the pad
Plate（3）Between；
First Wasted-energy steel plate（1）, the backing plate（3）, second Wasted-energy steel plate（2）With the connecting plate（4）Spiral shell each other
Tether and connect；
In first Wasted-energy steel plate（1）With second Wasted-energy steel plate（2）In the case of thickness identical, when the described first power consumption
Steel plate（1）Yield strength when being 100 ~ 180MPa, second Wasted-energy steel plate（2）Yield strength be more than 345MPa；Work as institute
State the first Wasted-energy steel plate（1）Yield strength when being more than 345MPa, second Wasted-energy steel plate（2）Yield strength for 100 ~
180MPa；
In first Wasted-energy steel plate（1）With second Wasted-energy steel plate（2）Yield strength identical in the case of, when described
One Wasted-energy steel plate（1）Thickness when being not more than 15mm, second Wasted-energy steel plate（2）Thickness be not less than 20mm；When described
One Wasted-energy steel plate（1）Thickness when being not less than 20mm, second Wasted-energy steel plate（2）Thickness be not more than 15mm.
2. flexure type according to claim 1 surrenders metal damper stage by stage, it is characterised in that：The connecting plate（4）
For L-shaped.
3. flexure type according to claim 1 surrenders metal damper stage by stage, it is characterised in that：The first power consumption steel
Plate（1）, second Wasted-energy steel plate（2）With the backing plate（3）For X-shaped or rhombus.
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| CN105484383A (en) * | 2016-01-19 | 2016-04-13 | 云南震安减震科技股份有限公司 | Shearing type staged yield metal damper |
| CN107035017A (en) * | 2017-06-06 | 2017-08-11 | 上海应用技术大学 | Damper is surrendered stage by stage |
| CN107237509B (en) * | 2017-07-28 | 2019-03-01 | 中国十七冶集团有限公司 | The reinforcing energy consumption attachment device of prefabrication |
| CN107762228B (en) * | 2017-11-14 | 2024-03-08 | 广州大学 | Bending damper |
| CN107882202A (en) * | 2017-12-20 | 2018-04-06 | 河北工业大学 | Self-resetting mild steel damper and assembling work progress |
| CN111794085B (en) * | 2020-07-17 | 2021-08-31 | 河北工业大学 | Variable cross-section yielding L-shaped metal damper |
| CN113338467B (en) * | 2021-05-31 | 2022-08-09 | 北京市建筑设计研究院有限公司 | Hierarchical yield shear type mild steel damper and construction method thereof |
| CN116378236A (en) * | 2023-01-31 | 2023-07-04 | 北京工业大学 | Assembled metal bending yield damper |
| CN116290437A (en) * | 2023-01-31 | 2023-06-23 | 北京工业大学 | Double-order yield metal bending damper |
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| TWM270203U (en) * | 2004-06-18 | 2005-07-11 | Chien-Chuang Tseng | The horizontal multi-directional energy dissipation devices |
| CN201865214U (en) * | 2010-11-24 | 2011-06-15 | 南京工业大学 | Staged Yield Type Mild Steel Damper |
| CN203977609U (en) * | 2014-04-23 | 2014-12-03 | 东南大学 | A kind of energy consumer stage by stage |
| CN104453006B (en) * | 2014-12-08 | 2017-08-22 | 大连理工大学 | A kind of bolt type clamping plate shear plate damper |
| CN204919854U (en) * | 2015-08-05 | 2015-12-30 | 云南震安减震科技股份有限公司 | Metal attenuator is surrendered stage by stage to flexural mode |
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