CN207647269U - A kind of replaceable energy consumption coupling beam - Google Patents
A kind of replaceable energy consumption coupling beam Download PDFInfo
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- CN207647269U CN207647269U CN201721404422.0U CN201721404422U CN207647269U CN 207647269 U CN207647269 U CN 207647269U CN 201721404422 U CN201721404422 U CN 201721404422U CN 207647269 U CN207647269 U CN 207647269U
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Abstract
The utility model discloses a kind of replaceable energy consumption coupling beam, including replaceable section and it is placed in the short beam section at the replaceable section of both ends；The short beam section includes short beam, pre-embedded steel slab, end plate and short steel plate, it opens there are one circular hole one end of the short steel plate, the end plate side is connect with the corresponding end of described short steel plate trepanning one end, the other side is connected with the end of the pre-embedded steel slab, and the pre-embedded steel slab is embedded in the short beam and extends to end or stretches into the inside of wall limb in advance；Described replaceable section includes long steel plate, bolt, nut, friction backing plate and disk spring, the both sides of the short steel plate are respectively provided with a block length steel plate, and it is separated by the backing plate that rubs between the short steel plate and long steel plate, the disk spring is located at the one or both sides of the short steel plate, the bolt passes through the disk spring, long steel plate, friction backing plate and short steel plate to connect, and is fixed by the nut.The utility model overcomes the defect of existing coupling beam, has stronger energy dissipation capacity and replaceable function.
Description
Technical field
The utility model is related to Aseismic Structure System technical fields, specifically, being related to a kind of replaceable energy consumption coupling beam.
Background technology
Shear brittleness destruction either occurs for traditional reinforced concrete coupling beams or bending strength is destroyed, and is repaiied after destroying
It is multiple all relatively difficult.In recent years, recoverable function structure becomes research hotspot, receives people's concern, it can not only be in earthquake
Protect people the security of the lives and property, also can after macroseism fast quick-recovery structure normal usage function, so art technology
Personnel study invented replaceable coupling beam through great efforts, although existing replaceable coupling beam can pass through friction energy-dissipating in earthquake
The energy of dissipation Seismic input structure is to mitigate structural damage, but existing replaceable coupling beam is by sliding friction
Mode reduces energy consumption, and the coupling beam mechanism of sliding friction energy consumption mode is not sufficiently stable, and knot is still easy tod produce in seismic process
The destruction of structure.
In view of this, work out a kind of replaceable energy consumption coupling beam having stronger energy dissipation capacity and replaceable function become for
The problem of those skilled in the art's urgent need to resolve.
Invention content
The utility model according to above-mentioned technical background, provide it is a kind of have stronger energy dissipation capacity and a replaceable function can be more
Energy consumption coupling beam is changed, fully solves the problems, such as that existing coupling beam exists.
To solve the above problems, technical solution used by the utility model is：
A kind of replaceable energy consumption coupling beam, including replaceable section and be placed in the short beam section at the replaceable section of both ends, it is described can
Section is replaced to connect with short beam section；The short beam section includes short beam, pre-embedded steel slab, end plate and short steel plate, and the one of the short steel plate
End is opened there are one circular hole, and the end plate side is connect with the corresponding end of described short steel plate trepanning one end, the other side with it is described pre-buried
The end of steel plate is connected, and the short beam is equipped with two groups, is respectively arranged on the adjacent both sides that the end plate is connect with pre-embedded steel slab,
The pre-embedded steel slab is embedded in the short beam and extends to end or stretches into the inside of wall limb in advance；Described replaceable section includes long steel
Plate, bolt, nut, friction backing plate and disk spring, the both sides of the short steel plate are respectively provided with a block length steel plate, and the short steel
It being separated by the friction backing plate between plate and long steel plate, the disk spring is located at the one or both sides of the short steel plate, and
The disk spring is set to the opposite side of the long steel plate and the backing plate contact surface that rubs, and the both ends of the long steel plate are respectively provided with one
A circular hole is opened among the friction backing plate there are one circular hole, and the bolt passes through the center of the disk spring, on long steel plate
Circular hole, the circular hole on friction backing plate and circular hole on short steel plate are by the disk spring, long steel plate, friction backing plate and short steel
Plate connects, and is fixed by the nut.
Further, the both ends of long steel plate are in arc-shaped, and one end that short steel plate is connect with long steel plate is in arc-shaped, two pieces short
Steel plate is located at the end positions of long steel plate, and the round hole of short steel plate and long steel plate, which corresponds, can enable bolt more square
Just the short steel plate of fixation and long steel plate, and relatively simple by bolted connection, are convenient for dismantling, replace long steel plate and
Short steel plate.
Further, when disk spring is placed in the side of short steel plate, the pre- compressive strain of disk spring setting can be successively to upper
Lower two pieces of frictions backing plate applies pressure, can increase the frictional force between friction backing plate and long steel plate or short steel plate, in spot
The energy of dissipation Seismic input structure is acted on to mitigate structural damage by the pivoting friction for the backing plate that rubs when shake；If dish
When shape spring is placed in the both sides of short steel plate, the pre- compressive strain of disk spring setting can simultaneously apply upper and lower two pieces friction backing plates
The effect of pressure, friction backing plate dissipation energy when rotating friction is more preferable.Specifically, construction personnel can be according to construction
The adjusting disk spring of the size of pre- compressive strain set by convenience and disk spring, being adapted to property is arranged in short steel plate
The case where side or both sides.
Further, the Circularhole diameter on the long steel plate, friction backing plate and short steel plate is slightly larger than the diameter of bolt,
When external force is less than normal, junction will produce friction energy-dissipating, to consume outer force effect, when the moment of flexure of junction reaches initial rotation
When Friction Bending Moment setting value, the short beam sections of both sides will generate frictional rotation around the shaft, realizes pivoting friction energy consumption, rotation is made to rub
Wiping can preferably play a role, and undertake the shearing of part to mitigate the shearing of bolt, be not easy to be destroyed when an earthquake occurs.
Further, backing plate there are one being all provided between the contact surface of the nut, disk spring and long steel plate, the pad
Plate is equipped with the circular hole slightly larger than the diameter of bolt passed through for the bolt.Backing plate can prevent nut after nut is tightened
Loosening, keep the connection of nut more firm, be not easy to be destroyed in earthquake, if coupling beam is not broken after earthquake occurs
It is bad, it so that replaceable energy consumption coupling beam is restored to the original state by adjusting nut, realize the purpose of fast quick-recovery.
Further, the short beam be beams of concrete or girder steel, the long steel plate be monolithic steel plate or I-steel, it is described short
Steel plate is monolithic steel plate or I-steel.
Further, ribbed stiffener is arranged in the long steel plate, and the ribbed stiffener is set to the long steel plate and is connect with friction backing plate
The middle part of contacting surface opposite side.The stability and torsional property of beam can be improved by increasing the setting of ribbed stiffener so that replaceable consumption
The structure of energy coupling beam is more stablized, and can be reduced when an earthquake occurs to coupling beam structural damage.
Further, the bolt is high-strength bolt, and the backing plate is high-strength backing plate.High-strength bolt is compared with high-strength backing plate
In common bolt and backing plate, the power of bigger can be born, is not easy to be destroyed in earthquake.
Further, the friction backing plate is connect by multiple stove bolts with the long steel plate or the friction backing plate is logical
Multiple stove bolts are crossed to connect with the short steel plate.Friction backing plate can connect with long steel plate and can also be connect with short steel plate, connect
Mode can carry out the selection of adaptability as the case may be, form of construction work can be made simpler in this way, and be sent out in structure
More convenient replacement coupling beam after raw destruction.
Further, the friction backing plate is round or polygon.According to required frictional force, the size of friction area or
The case where being easily installed use can be selected and be adjusted to the shape for the backing plate that rubs.
The advantageous effect that the utility model generates：
Replaceable energy consumption coupling beam stable structure in the utility model, energy dissipation capacity is strong, can be in middle shake or big shake
By the energy of replaceable section of relative rotation friction energy-dissipating dissipation Seismic input structure of coupling beam to mitigate structural damage；Together
When replaceable energy consumption coupling beam also there is replaceable ability, the structure of replaceable energy consumption coupling beam is simple, replaceable section of coupling beam with it is short
Beam section is linked together with high-strength bolt, can more easily be replaced to replaceable section be destroyed after shake, Neng Goujie
Maintenance and reinforcement cost is saved, and repairs and replaces conveniently, replaceable section not be destroyed can be carried out by adjusting nut fast
Quick-recovery.
The utility model can be used in the Important building structure of high intensity earthquake territory, have very strong energy dissipation capacity and can
Replacement ability, structural stability is also very strong, is also widely applied to all kinds of recoverable function building structure fields.
The utility model is described in further detail with reference to the accompanying drawings and detailed description simultaneously.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment 1 in the utility model；
Fig. 2 is that the structure amplification of the long steel plate and friction backing plate junction in the utility model in embodiment 1 is shown
It is intended to；
Fig. 3 is the structural schematic diagram after the shop splice of embodiment 1 in the utility model；
Fig. 4 is the front view of replaceable coupling beam in the utility model；
Fig. 5 is short steel plate and end plate welded structure enlarged diagram in the utility model；
Fig. 6 is the schematic diagram of long steel plate in the utility model；
Fig. 7 is the structural schematic diagram of embodiment 3 in the utility model；
Fig. 8 is the structure enlargement diagram of the short steel plate and friction backing plate junction in the utility model in embodiment 3；
Fig. 9 is the structural schematic diagram after the shop splice of embodiment 3 in the utility model.
Wherein, in figure 1 be short beam；2 be pre-embedded steel slab；3 be end plate；4 be short steel plate；5 be bolt；6 be backing plate；7 be to add
Strength rib；8 be nut；9 be friction backing plate；10 be long steel plate；11 be disk spring.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.
Embodiment 1：
As shown in Fig. 1,5,6,7, the utility model provides a kind of replaceable energy consumption coupling beam, including replaceable section and is placed in
The short beam section at the replaceable section of both ends, the short beam section include short beam 1, pre-embedded steel slab 2, end plate 3 and short steel plate 4, described
One end of short steel plate 4 is opened there are one circular hole, and 3 side of the end plate is connect with the corresponding end of 4 trepanning one end of the short steel plate, another
Side is connected with the end of the pre-embedded steel slab 2, and the short beam 1 is equipped with two groups, is respectively arranged on the end plate 3 and pre-embedded steel slab
The adjacent both sides of 2 connections, the pre-embedded steel slab 2 are embedded in the short beam 1 and extend to end or stretch into the inside of wall limb in advance；Institute
It includes long steel plate 10, bolt 5, nut 8, friction backing plate 9 and disk spring 11, the both sides of the short steel plate 4 to state replaceable section
It is respectively provided with a block length steel plate 10, and is separated by the friction backing plate 9 between the short steel plate 4 and long steel plate 10, the dish
Spring 11 is located at the side of the short steel plate 4, and the disk spring 11 is set to the long steel plate 10 and friction 9 contact surface of backing plate
Opposite side, the both ends of the long steel plate 10 respectively open there are one circular hole, opened among the friction backing plate 9 there are one circular hole, institute
Bolt 5 is stated across the center of the disk spring 11, the circular hole on long steel plate 10, the circular hole on friction backing plate 9 and short steel plate 4
On circular hole the disk spring 11, long steel plate 10, friction backing plate 9 and short steel plate 4 are connected, and by the nut 8
It is fixed.Structural attachments are connected using bolt 5, pivoting friction can be made fully to consume energy in this way, mitigate structural damage, and tie
It is connected with bolt 5 between structure, nut 8 is fixed, and connection type is simple, can be very easily to destroyed after earthquake occurs
Replaceable section is replaced, and is not only able to save the cost of maintenance and reinforcement in this way, and can make reparation or replace more convenient.
Further, the Circularhole diameter that long steel plate 10 rubs on backing plate 9 and short steel plate 4 in the utility model is slightly larger than spiral shell
5 diameter of bolt.Such setting can allow pivoting friction preferably to play a role, and undertake Partial Shear to mitigate bolt 5
Shearing.If the diameter of circular hole is not slightly larger than 5 diameter of bolt on long steel plate 10 and short steel plate 4, length steel plate is connect with bolt 5
Place is almost without gap, and when an earthquake occurs, long steel plate 10 or short steel plate 4 cannot rotate and generate pivoting friction well,
The energy that then cannot adequately consume Seismic input structure will not mitigate in earthquake and be broken to replaceable energy consumption coupling beam structure
It is bad.
As shown in Fig. 1,3,4,7,9,10 contact surface of nut 8 described in the utility model, disk spring 11 and long steel plate
Between be all provided with there are one backing plate 6, the backing plate 6 is equipped with the circle slightly larger than 5 diameter of the bolt passed through for the bolt 5
Ribbed stiffener 7 is arranged in hole, the long steel plate 10, and it is opposite with friction 9 contact surface of backing plate that the ribbed stiffener 7 is set to the long steel plate 10
The middle part of side, the increases of these structures, when an earthquake occurs can be with so that the structure of replaceable energy consumption coupling beam is more stablized
Mitigate to structural damage.
As shown in Fig. 2, the backing plate 9 that rubs described in the utility model is connect by multiple stove bolts with the long steel plate 10,
When an earthquake occurs, since fierce shaking makes long steel plate 10 and friction backing plate 9 be rotated simultaneously around bolt 5, and friction pad
The plane that plate 9 is in contact with short steel plate 4 generates pivoting friction, and generated pivoting friction can be used for dissipating during vibrations
The energy of Seismic input structure plays a certain protective role coupling beam to mitigate to structural damage.Rub backing plate 9 with
It is connected by multiple stove bolts between long steel plate 10, connection type is simple, if destructurized, also allows for dismounting and change.
Embodiment 2：
Disk spring 11 is located at the both sides of short steel plate 4 in the utility model, applies to the disk spring 11 of 4 both sides of short steel plate
Pre- compressive strain can generate the pressure to upper and lower two pieces friction backing plates 9 simultaneously so that friction backing plate 9 is produced when rotating friction
Raw frictional force increases, when an earthquake occurs, friction backing plate 9 rotate Friction dissipation Seismic input structure energy ability
It is stronger, it can mitigate to coupling beam structural damage.
Other parts in this implementation are identical as in embodiment 1, just do not repeating one by one.
Embodiment 3：
As shown in figure 8, the utility model provides a kind of replaceable energy consumption coupling beam, wherein the friction pad plate 9 pass through it is more
A stove bolt is connect with the short steel plate 4, when an earthquake occurs since fierce shaking makes short steel plate 4 and friction backing plate 9 same
When around bolt 5 rotate, and the backing plate 9 that rubs be in contact with long steel plate 10 plane generation pivoting friction, in vibrations during institute
The pivoting friction of generation can be used for the energy of dissipation Seismic input structure, to mitigate to structural damage, be played to coupling beam
Certain protective effect.Friction backing plate 9 is contacted with two block length steel plates 10, and rubbing surface is also distributed about on two block length steel plates 10, from rubbing
From the point of view of consumption of wearing situation, the rubbing surface in the present embodiment is distributed on two block length steel plates 10, so replaceable in the present embodiment
The usage time for the coupling beam that consumes energy is longer.In addition to this, it rubs and is connected by multiple stove bolts between backing plate 9 and long steel plate 10,
Connection type is simple, replacement easy to disassemble.
Other parts in this implementation are identical as in embodiment 1 and embodiment 2, just do not repeating one by one.
The utility model is not limited to above-mentioned preferred embodiment, and anyone should learn that the enlightenments in the utility model
Under the structure change made, it is every have with the utility model it is same or similar as technical solution, belong to this practicality newly
The protection domain of type.
Claims (9)
1. a kind of replaceable energy consumption coupling beam, which is characterized in that including replaceable section and be placed in the short beam at the replaceable section of both ends
Section, described replaceable section connect with short beam section；
The short beam section includes short beam, pre-embedded steel slab, end plate and short steel plate, and one end of the short steel plate is opened there are one circular hole,
The end plate side is connect with the corresponding end of described short steel plate trepanning one end, and the other side is connected with the end of the pre-embedded steel slab
It connects, the short beam is equipped with two groups, is respectively arranged on the adjacent both sides that the end plate is connect with pre-embedded steel slab, the pre-embedded steel slab is pre-
It is embedded in the short beam and extends to end or stretch into the inside of wall limb；
Described replaceable section includes that long steel plate, bolt, nut, friction backing plate and disk spring, the both sides of the short steel plate are each
It equipped with a block length steel plate, and is separated by the friction backing plate between the short steel plate and long steel plate, the disk spring is located at
The one or both sides of the short steel plate, and the disk spring is set to opposite the one of the long steel plate and the backing plate contact surface that rubs
Side, the both ends of the long steel plate are respectively opened there are one circular hole, open that there are one circular holes among the friction backing plate, and the bolt is across institute
The center of disk spring, the circular hole on long steel plate, the circular hole on friction backing plate and the circular hole on short steel plate are stated by the dish
Spring, long steel plate, friction backing plate and short steel plate connect, and are fixed by the nut.
2. a kind of replaceable energy consumption coupling beam according to claim 1, which is characterized in that the long steel plate, friction backing plate with
And the Circularhole diameter on short steel plate is slightly larger than the diameter of bolt.
3. a kind of replaceable energy consumption coupling beam according to claim 1, which is characterized in that the nut, disk spring and
It is all provided between the contact surface of long steel plate there are one backing plate, the backing plate is equipped with is slightly larger than the bolt for what the bolt passed through
The circular hole of diameter.
4. a kind of replaceable energy consumption coupling beam according to claim 1, which is characterized in that the short beam is beams of concrete or steel
Beam, the long steel plate are monolithic steel plate or I-steel, and the short steel plate is monolithic steel plate or I-steel.
5. a kind of replaceable energy consumption coupling beam according to claim 1,3 or 4 any one, which is characterized in that the long steel
Ribbed stiffener is arranged in plate, and the ribbed stiffener is set to the middle part of the long steel plate and the backing plate contact surface opposite side that rubs.
6. a kind of replaceable energy consumption coupling beam according to claims 1 or 2, which is characterized in that the bolt is high-strength spiral shell
Bolt, the backing plate are high-strength backing plate.
7. a kind of replaceable energy consumption coupling beam according to claim 1,2 or 3 any one, which is characterized in that the friction
Backing plate is connect by multiple stove bolts with the long steel plate or the friction backing plate passes through multiple stove bolts and the short steel plate
Connection.
8. a kind of replaceable energy consumption coupling beam according to claim 1 or 3, which is characterized in that the disk spring setting
The pre- compressive strain of 20%-70%.
9. a kind of replaceable energy consumption coupling beam according to claim 7, which is characterized in that the friction backing plate is round or more
Side shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721404422.0U CN207647269U (en) | 2017-10-27 | 2017-10-27 | A kind of replaceable energy consumption coupling beam |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721404422.0U CN207647269U (en) | 2017-10-27 | 2017-10-27 | A kind of replaceable energy consumption coupling beam |
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| Publication Number | Publication Date |
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| CN207647269U true CN207647269U (en) | 2018-07-24 |
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| CN201721404422.0U Active CN207647269U (en) | 2017-10-27 | 2017-10-27 | A kind of replaceable energy consumption coupling beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814276A (en) * | 2021-02-08 | 2021-05-18 | 江苏科技大学 | Steel-concrete composite beam with friction connection for limiting transfer of floor slab inertia force |
-
2017
- 2017-10-27 CN CN201721404422.0U patent/CN207647269U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814276A (en) * | 2021-02-08 | 2021-05-18 | 江苏科技大学 | Steel-concrete composite beam with friction connection for limiting transfer of floor slab inertia force |
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