CN213653840U

CN213653840U - Friction coupling beam damper

Info

Publication number: CN213653840U
Application number: CN202022480571.3U
Authority: CN
Inventors: 许文武; 林巧叶
Original assignee: Shandong Baidun Damping Technology Co ltd
Current assignee: Shandong Baidun Damping Technology Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-07-09
Anticipated expiration: 2030-10-29

Abstract

The utility model provides a friction is roof beam attenuator even, including controlling two connecting plates that set up respectively and being located web between two connecting plates, the upper and lower both ends of web are provided with the pterygoid lamina respectively, the web includes first sub-web and the sub-web of second, first sub-web reaches the fixed friction piece that is provided with between the sub-web of second. The friction piece that lies in between first sub-web and the second sub-web in this application can produce frictional force with the motion of second sub-web relatively to the deformation part of the web that will shake and arouse turns into internal energy, has increased the bearing capacity and the power consumption ability of attenuator, has improved the performance of attenuator.

Description

Friction coupling beam damper

Technical Field

The utility model relates to an antidetonation technical field, concretely relates to friction is roof beam attenuator even.

Background

The coupling beam damper is a special shock-absorbing component integrating bearing and energy consumption, and the bearing requirements of the component and the shock-absorbing and energy-consuming requirements of the component are guaranteed during design. The coupling beam damper is one of metal dampers, mainly depends on plastic deformation of a steel plate in a set area to dissipate seismic energy, and has the advantages of high initial rigidity, high bearing capacity and high energy consumption capacity. Under the action of small vibration, the coupling beam damper is connected with the two side wall limbs to provide lateral stiffness and bearing capacity for the structure; under the action of medium and large earthquakes, the coupling beam damper firstly yields with the wall limb to dissipate earthquake energy of the input structure, and meanwhile, the dynamic characteristic of the structure is changed, so that earthquake damage of the structure under the action of the earthquake is reduced, the main structure is effectively protected, and the earthquake fortification capacity of the building structure is improved.

However, the anti-seismic coupling beam damper in the prior art has the problem of limited bearing capacity and energy consumption capacity in practical application, and the damper is easy to bend out of plane when in use, so that the application of the damper is limited.

SUMMERY OF THE UTILITY MODEL

The utility model provides a friction is roof beam attenuator even to increase its bearing capacity and power consumption ability, improve the usability of attenuator.

The utility model discloses the technical scheme who adopts does:

the utility model provides a friction is roof beam attenuator even, includes the two connecting plates that set up respectively about and is located web between the two connecting plates, the upper and lower both ends of web are provided with the pterygoid lamina respectively, the web includes first sub-web and the sub-web of second, first sub-web reaches fixed friction piece that is provided with between the sub-web of second.

Further, the web still includes the middle sub-web that is located between the first sub-web and the second sub-web, the friction piece includes first sub-friction piece and second sub-friction piece, first sub-friction piece is located between the first sub-web and the middle sub-web, the second sub-friction piece is located between the second sub-web and the middle sub-web.

Further, the fixing bolt penetrates through the web and the friction piece and fixes the web and the friction piece.

Furthermore, preload pieces are respectively arranged between the fixing bolt and the first sub-web plate and between the fixing bolt and the second sub-web plate.

Further, the friction member is a friction plate.

Further, the connecting plate includes supporting part and connecting portion, the supporting part with the web links to each other, connecting portion with the web links to each other to be used for connecting the wall body.

Further, the support portion is bolted to the connecting portion.

Further, the support portion is integrally formed with the connecting portion.

Further, the web is made of mild steel.

Since the technical scheme is used, the utility model discloses the beneficial effect who gains does: the two connecting plates of this application friction is roof beam attenuator even are used for linking to each other with external wall body, make things convenient for the installation of attenuator fixed, and the pterygoid lamina is used for providing the anti lateral stiffness of attenuator, and the web includes first sub-web and second sub-web, and it has the yield strength low, and the characteristics that the ductility is high for utilize plastic deformation and hysteresis energy dissipation after surging to dissipate seismic energy. The friction piece can be relative first sub-web and second sub-web buckling deformation process relative motion and produce frictional force to the deformation part of the web that will shake and arouse turns into internal energy, has increased the bearing capacity and the power consumption ability of attenuator, has improved the performance of attenuator.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic structural diagram of a friction coupling beam damper provided in the present application.

FIG. 2 is a schematic structural view of the web and the friction member in the embodiment shown in FIG. 1.

FIG. 3 is another schematic view of the web and friction member of the embodiment of FIG. 1.

Wherein: 1-connecting plate, 11-supporting part, 12-connecting part, 2-web plate, 21-first sub-web plate, 22-second sub-web plate, 23-middle sub-web plate, 3-wing plate, 4-friction piece, 41-first sub-friction piece, 42-second sub-friction piece and 5-fixing bolt.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it is to be understood that the terms "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1 to 3, the utility model provides a friction is roof beam attenuator even, including controlling two connecting plates 1 that set up respectively and being located web 2 between the two connecting plates, the upper and lower both ends of web are provided with pterygoid lamina 3 respectively, the web includes first sub-web 21 and second sub-web 22, first sub-web reaches the fixed friction piece 4 that is provided with between the second sub-web.

The two connecting plates of this application friction is roof beam attenuator even are used for linking to each other with external wall body, make things convenient for the installation of attenuator fixed, and the pterygoid lamina is used for providing the anti lateral stiffness of attenuator, and the web includes first sub-web and second sub-web, and it has the yield strength low, and the characteristics that the ductility is high for utilize plastic deformation and hysteresis energy dissipation after surging to dissipate seismic energy. The friction piece can be relative first sub-web and second sub-web buckling deformation process relative motion and produce frictional force to the deformation part of the web that will shake and arouse turns into internal energy, has increased the bearing capacity and the power consumption ability of attenuator, has improved the performance of attenuator.

Further, as shown in fig. 3, the web further includes an intermediate sub-web 23 located between the first sub-web and the second sub-web, and the friction member includes a first sub-friction member and a second sub-friction member, the first sub-friction member is located between the first sub-web and the intermediate sub-web, and the second sub-friction member is located between the second sub-web and the intermediate sub-web.

The middle sub-web plate can improve the supporting bearing capacity of the damper, meanwhile, the contact area between the web plate and the friction piece is increased, the friction force between the web plate and the friction piece can be greatly increased, the vibration energy can be effectively converted into internal energy, and the bearing capacity, the energy consumption capacity and the use performance of the damper are improved.

Further, as shown in fig. 1 to 3, a fixing bolt 5 is further included, and the fixing bolt penetrates through the web and the friction member and fixes the web and the friction member. When fixing bolt improves attenuator structural strength, can also improve the connectivity between web and the friction member, frictional force when the reinforcing two moves each other improves energy conversion's effect.

Further, as shown in fig. 2 to 3, preload pieces are respectively disposed between the fixing bolt and the first sub-web and the second sub-web. The pretension piece adopts the dish spring, can play the effect of relaxing the pretension to first sub-web and second sub-web, improves the interact between web and the friction piece.

Further, the friction member is a friction plate. The friction piece adopts the friction disc, draws materials simple and conveniently, occupies relatively less volume moreover, makes the whole regional miniaturization of attenuator.

Further, as shown in fig. 1, the connecting plate includes a supporting portion and a connecting portion, the supporting portion is connected to the web, and the connecting portion is connected to the web and is used to connect the wall. The supporting part is connected with the web plate, the web plate is supported and fixed, and the connecting part is used for connecting a wall body and is convenient for the installation and fixation of the damper.

The connection between the support part and the connecting part can be formed integrally or can be a split mechanism connected by bolts. The integrally formed structure can integrally enhance the stability of the connection of the damper and is convenient to use. The connecting part is connected with the supporting part through bolts, so that the connecting part can be conveniently replaced, and the multi-position and multi-scene applicability of the damper is improved. For the wall bodies with different sizes, only the connecting parts with matched sizes need to be replaced, and the operation is simple.

Further, the web is made of mild steel. The mild steel not only has certain intensity, still has certain plastic deformation ability, and the web adopts the mild steel material to make, and it is simple and convenient to draw materials, satisfies the result of use of attenuator.

Friction link roof beam attenuator adopt mild steel as power consumption parts to mutually support its bearing capacity and power consumption ability of supporting jointly with the friction part, in order to improve its result of use. When in use, the specific installation method is as follows:

(1) binding a wall body reinforcement cage, and making the wall body as a damper steel structure connecting wall, wherein the transverse reinforcements of the wall bodies on two adjacent sides are disconnected at the position for placing the damper, and the connecting member is kept parallel to the plane of the wall body.

(2) And hoisting the damper between the connecting members, and aligning the damper and the central axis of the connecting member to be coincident by using measuring, knocking and other modes.

(3) The measurement is put smoothly, and the damper and the connecting component are welded and fixed after the position is aligned.

(4) Concrete pouring is carried out on the connecting wall, a vibration mode can be adopted, and the compactness of concrete in the wall body is guaranteed.

(5) When concrete is poured into the wall body, the damper is ensured not to move relative to the wall body.

(6) During construction and installation, measurement, detection and installation records are required to be made.

(7) And after the concrete of the wall body is solidified to a certain strength, removing the formwork. After the form is removed, relevant personnel should be organized to check the installation of the damper and the compactness of the concrete above and below the damper.

The utility model can be realized by adopting or using the prior art for reference in places which are not mentioned in the utility model.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A friction coupling beam damper is characterized in that: including controlling two connecting plates that set up respectively and being located web between two connecting plates, the upper and lower both ends of web are provided with the pterygoid lamina respectively, the web includes first sub-web and the sub-web of second, first sub-web reaches fixed friction member that is provided with between the sub-web of second.

2. The friction coupling beam damper of claim 1, wherein: the web still includes to be located first sub-web with the middle sub-web between the second sub-web, the friction part includes first sub-friction piece and second sub-friction piece, first sub-friction piece is located first sub-web with between the middle sub-web, second sub-friction piece is located the second sub-web with between the middle sub-web.

3. The friction coupling beam damper of claim 1, wherein: the fixing bolt penetrates through the web and the friction piece and fixes the web and the friction piece.

4. The friction coupling beam damper of claim 3, wherein: and pre-tightening pieces are respectively arranged between the fixing bolt and the first sub-web plate and between the fixing bolt and the second sub-web plate.

5. The friction coupling beam damper of claim 3, wherein: the friction piece is a friction plate.

6. The friction coupling beam damper of claim 1, wherein: the connecting plate comprises a supporting portion and a connecting portion, the supporting portion is connected with the web, and the connecting portion is connected with the web and used for being connected with a wall body.

7. The friction coupling beam damper of claim 6, wherein: the supporting part is connected with the connecting part through a bolt.

8. The friction coupling beam damper of claim 6, wherein: the supporting part and the connecting part are integrally formed.

9. The friction coupling beam damper of claim 1, wherein: the web is made of mild steel.