CN217811715U - Displacement amplification type double-order yield coupling beam damper - Google Patents
Displacement amplification type double-order yield coupling beam damper Download PDFInfo
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- CN217811715U CN217811715U CN202222075584.1U CN202222075584U CN217811715U CN 217811715 U CN217811715 U CN 217811715U CN 202222075584 U CN202222075584 U CN 202222075584U CN 217811715 U CN217811715 U CN 217811715U
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Abstract
The utility model provides a displacement amplification type two-step is surrendered and is linked roof beam attenuator, including left power consumption portion and right power consumption portion, left power consumption portion includes left connecting plate, and right power consumption portion includes right connecting plate, and left connecting plate and right connecting plate are articulated with two diaphragms, and the both ends of left connecting plate, right connecting plate and two diaphragms all are equipped with the installation slotted hole that a plurality of equidistant set up, and first-order surrendered steel sheet and second-order surrendered steel sheet peg graft downthehole at the mounting groove. This link roof beam attenuator passes through articulated left connecting plate and right connecting plate of two diaphragms, and it uses the lever principle to enlarge the rotation displacement of left power consumption portion and right power consumption portion, has improved the power consumption of surging the steel sheet to power consumption part sets up a plurality of surging the steel sheet through pegging graft, has realized surging at stages and surging, can satisfy different anti-seismic performance's demand, the device easy dismounting, and the practicality is strong, only needs to change the surging steel sheet after the shake and can reply the performance fast.
Description
Technical Field
The utility model belongs to the technical field of building structure power consumption component technique and specifically relates to a displacement amplification type double-step yields even roof beam attenuator is related to.
Background
The shear wall structure has good lateral stiffness, so that the shear wall structure is widely applied to high-rise structures or super high-rise structures, and the connecting beam is usually designed as an energy consumption component capable of generating plastic deformation in an anti-seismic structure and is used as a first anti-seismic defense line to protect the safety of a main structure. However, the traditional concrete coupling beam has the defect of difficult repair after earthquake.
In order to realize the purpose of quickly restoring the functions of the building structure after the earthquake, the connecting beam damper is provided to replace the traditional reinforced concrete connecting beam. The metal coupling beam damper has the advantages of low cost, convenience in installation and the like, and is widely adopted, the existing metal coupling beam damper mainly comprises a shearing type damper and a bending type damper, and the metal coupling beam damper can be subjected to self yielding through the shearing deformation or the bending deformation of a metal plate so as to dissipate seismic energy. However, the existing metal coupling beam damper has several disadvantages: (1) The traditional metal coupling beam damper has a single yield point, if the metal coupling beam damper is designed to yield under the condition of frequent earthquake, the yielding coupling beam damper is difficult to play a role in connecting wall limbs, and the energy consumption capability is limited under the condition of earthquake defense or rare earthquake; if the metal connecting beam damper is designed to yield under rare earthquakes, the damper cannot play an energy consumption role under the rare earthquakes, and the working efficiency is low; (2) The traditional metal coupling beam damper can dissipate seismic energy only when an energy dissipation component reaches yield displacement, and if the metal coupling beam damper deforms less, the energy dissipation capability is not ideal; (3) The traditional metal coupling beam damper needs to be replaced wholly after the vibration, the replacement cost is high, and the replacement process is complex.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a displacement amplification type two-step yield is roof beam attenuator even for enlarge power consumption structure's displacement promotes power consumption efficiency.
The utility model provides a displacement amplification type double step is surrendered and is linked roof beam attenuator, including left power consumption portion and right power consumption portion, left side power consumption portion includes left connecting plate, right side power consumption portion includes right connecting plate, left side connecting plate with connect through two diaphragms between the right side connecting plate, two the diaphragm sets up respectively left side connecting plate with both sides around the right side connecting plate, left side connecting plate with right side connecting plate all with two the diaphragm is articulated, left side connecting plate right side connecting plate and two the both ends of diaphragm all are equipped with the installation slotted hole that a plurality of equidistant set up, left side connecting plate and two the mounting groove that corresponds on the diaphragm downthehole with right side connecting plate and two the downthehole surrendered steel sheet that has all pegged graft of mounting groove that corresponds on the diaphragm.
Further, left side connecting plate includes mutual welded connection's left end plate and left riser, right side connecting plate includes mutual welded right end plate and right riser, left side riser with right riser all articulates in two between the diaphragm, left side riser with be equipped with on the right riser the installation slotted hole.
Furthermore, the left vertical plate and the two transverse plates, the right vertical plate and the two transverse plates are hinged through pin shafts, a first through hole is formed in the left vertical plate, a second through hole is formed in the right vertical plate, a left through hole and a right through hole are formed in the transverse plates, the left through hole is connected with the first through hole and the right through hole is connected with the second through hole in an inserting mode, and nuts are installed at the end portions of the pin shafts.
Further, the first through hole, the second through hole, the left through hole and the right through hole have the same aperture.
Furthermore, the pin shaft is in clearance fit with the first through hole, the second through hole, the left through hole and the right through hole.
Furthermore, the yield steel plate includes first-order yield steel plate and second-order yield steel plate, four slotted holes have been seted up on the first-order yield steel plate, two slotted holes have been seted up on the second-order yield steel plate, the both ends of left riser, right riser and two diaphragms all are equipped with four the installation slotted hole is located two of centre the downthehole grafting of mounting groove first-order yield steel plate is located both sides about the mounting groove is downthehole the grafting of second-order yield steel plate.
Furthermore, the cross sections of the yield steel plate and the mounting groove hole are both rectangular.
Furthermore, the left vertical plate, the right vertical plate and the two transverse plates are provided with arc-shaped array slots.
Furthermore, four corners of the left end plate and four corners of the right end plate are provided with anchor bar through holes.
Furthermore, two ends of the first-order yield steel plate and two ends of the second-order yield steel plate are respectively connected with the two transverse plates in a welding mode.
The technical scheme of the utility model a displacement amplification type two-step yield even roof beam attenuator is provided, its beneficial effect lies in: this link roof beam attenuator is through articulated left connecting plate and right connecting plate of two diaphragms, and it uses lever principle to enlarge the rotational displacement of left power consumption portion and right power consumption portion, has improved the energy consumption of surrendering steel sheet to the power consumption part sets up a plurality of surrendering steel sheets through pegging graft, has realized stepping surrendering, can satisfy different anti-seismic performance's demand, the device easy dismounting, and the practicality is strong, only needs to change the surrendering steel sheet after the shake and can the quick recovery performance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
FIG. 3 is a schematic structural view of the middle left connecting plate of the present invention;
FIG. 4 is a schematic structural view of the middle connecting plate and the right connecting plate of the present invention;
fig. 5 is a schematic structural diagram of a middle-second order yield steel plate of the present invention;
fig. 6 is a schematic structural view of a first-order yield steel plate of the present invention;
description of reference numerals: 1-left connecting plate, 101-first through hole, 102-left end plate, 103-left vertical plate, 2-right connecting plate, 201-second through hole, 202-right end plate, 203-right vertical plate, 3-transverse plate, 301-left through hole, 302-right through hole, 4-second-order yield steel plate, 5-first-order yield steel plate, 6-pin shaft, 7-nut, 8-strip-shaped groove hole, 9-mounting groove hole and 10-anchor bar through hole.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1-6, a displacement amplification type double-step yielding coupling beam damper, including left power consumption portion and right power consumption portion, left side power consumption portion includes left connecting plate 1, first-order yield steel sheet 5 and second-order yield steel sheet 4, right side power consumption portion includes right connecting plate 2, first-order yield steel sheet 5 and second-order yield steel sheet 4, connect through two diaphragms 3 between left connecting plate 1 and the right connecting plate 2, two diaphragms 3 set up both sides around left connecting plate 1 and right connecting plate 2 respectively, left side connecting plate 1 and right connecting plate 2 all are articulated with two diaphragms 3, wherein left side connecting plate 1 includes left end plate 102 and left riser 103 of interconnect welded connection, right connecting plate 2 includes interconnect welded right end plate 202 and right riser 203, it is all articulated through round pin axle 6 between left riser 103 and two diaphragms 3 and between right riser 203 and two diaphragms 3, it is specific: first through-hole 101 has been seted up on left riser 103, second through-hole 201 has been seted up on right riser 203, left through-hole 301 and right through-hole 302 have all been seted up on two diaphragms 3, all peg graft in left through-hole 301 and first through-hole 101 and right through-hole 302 and the second through-hole 201 and have round pin axle 6, it is articulated through round pin axle 6 between left riser 103 and two diaphragms 3 and between right riser 203 and two diaphragms 3, and first through-hole 101, second through-hole 201, the aperture of left side through-hole 301 and right through-hole 302 is identical, round pin axle 6 and first through-hole 101, second through-hole 201, left side through-hole 301 and right through-hole 302 are inseparable clearance fit, nut 7 is installed to the tip of round pin axle 6, fix round pin axle 6 through nut 7.
The principle is as follows: when the two transverse plates 3 rotate, the first-order yield steel plate 5 and the second-order yield steel plate 4 are driven to generate shear deformation along the tangential direction of rotation, and energy consumption is carried out. The two transverse plates 3 adopt a lever principle, the rotation displacement of the left energy consumption part and the right energy consumption part is amplified, and the displacement amplification degree is in direct proportion to the distance from the first-order yield steel plate 5 and the second-order yield steel plate 4 to the central axis of the pin shaft 6.
The four corners of the left end plate 102 and the four corners of the right end plate 202 are provided with tendon through holes 10. The coupling beam damper can be mounted on the shear wall limbs by the anchoring steel bars penetrating through the anchoring steel bar through holes 10.
The working principle is as follows:
the displacement amplification type double-order yield coupling beam damper consumes energy through the shear yield of the first-order yield steel plate 5 and the second-order yield steel plate 4; the two transverse plates 3 amplify the rotation displacement of the left energy consumption part and the right energy consumption part through a lever principle, and drive the first-order yield steel plate 5 and the second-order yield steel plate 4 to generate shear deformation along the tangential direction of rotation so as to consume energy; the first-order yield steel plate 5 and the second-order yield steel plate 4 in the energy consumption part are subjected to staged yield, so that different seismic performance requirements can be met; after the earthquake, only the first-order yield steel plate 5 and the second-order yield steel plate 4 need to be replaced, so that the replacement cost is low, and the replacement process is simple.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The displacement amplification type double-step yielding coupling beam damper comprises a left energy consumption part and a right energy consumption part, and is characterized in that the left energy consumption part comprises a left connecting plate, the right energy consumption part comprises a right connecting plate, the left connecting plate is connected with the right connecting plate through two transverse plates, the transverse plates are arranged on the front side and the rear side of the left connecting plate and the right connecting plate respectively, the left connecting plate is hinged with the right connecting plate, the two ends of the left connecting plate, the right connecting plate and the two transverse plates are provided with a plurality of mounting groove holes which are arranged at equal intervals, and yielding steel plates are inserted into corresponding mounting grooves on the transverse plates and into corresponding mounting grooves on the right connecting plate and the transverse plates.
2. The displacement amplification type double-step yield coupling beam damper according to claim 1, wherein the left connecting plate comprises a left end plate and a left vertical plate which are welded to each other, the right connecting plate comprises a right end plate and a right vertical plate which are welded to each other, the left vertical plate and the right vertical plate are hinged to each other between the two transverse plates, and the left vertical plate and the right vertical plate are provided with the installation slot holes.
3. The displacement amplification type double-order yield coupling beam damper according to claim 2, wherein the left vertical plate is hinged to the two transverse plates and the right vertical plate is hinged to the two transverse plates through pin shafts, a first through hole is formed in the left vertical plate, a second through hole is formed in the right vertical plate, a left through hole and a right through hole are formed in the two transverse plates, the pin shafts are inserted into the left through hole and the first through hole and the right through hole and the second through hole, and nuts are installed at the end portions of the pin shafts.
4. The displacement-amplifying type double-order yield coupling beam damper as claimed in claim 3, wherein the first through hole, the second through hole, the left through hole and the right through hole have the same diameter.
5. The displacement-amplifying type double-step yielding coupling beam damper as claimed in claim 4, wherein the pin shaft is in clearance fit with the first through hole, the second through hole, the left through hole and the right through hole.
6. The displacement-amplifying type double-order yielding coupling beam damper as claimed in claim 2, wherein the yielding steel plate comprises a first-order yielding steel plate and a second-order yielding steel plate, the first-order yielding steel plate is provided with four slotted holes, the second-order yielding steel plate is provided with two slotted holes, four mounting slotted holes are respectively formed at two ends of the left vertical plate, the right vertical plate and the two transverse plates, the first-order yielding steel plate is inserted into the two mounting slots in the middle, and the second-order yielding steel plate is inserted into the mounting slots on the upper side and the lower side.
7. The displacement-amplifying type double-step yielding link beam damper as claimed in claim 1, wherein the yielding steel plate and the mounting slot hole are both rectangular in sectional shape.
8. The displacement-amplifying type double-order yield coupling beam damper as claimed in claim 2, wherein the mounting slots in the left and right risers and the two cross plates are all arranged in an arc array.
9. The displacement-amplifying type double-step yielding beam-connecting damper as claimed in claim 2, wherein there are tendon through holes at each of the four corners of the left end plate and the four corners of the right end plate.
10. The displacement amplification type double-order yield coupling beam damper as claimed in claim 6, wherein two ends of the first-order yield steel plate and two ends of the second-order yield steel plate are respectively welded with the two transverse plates.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222075584.1U CN217811715U (en) | 2022-08-08 | 2022-08-08 | Displacement amplification type double-order yield coupling beam damper |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222075584.1U CN217811715U (en) | 2022-08-08 | 2022-08-08 | Displacement amplification type double-order yield coupling beam damper |
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| CN217811715U true CN217811715U (en) | 2022-11-15 |
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| CN202222075584.1U Active CN217811715U (en) | 2022-08-08 | 2022-08-08 | Displacement amplification type double-order yield coupling beam damper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115773028A (en) * | 2022-12-02 | 2023-03-10 | 广州大学 | Rotary type double-step friction energy dissipater |
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2022
- 2022-08-08 CN CN202222075584.1U patent/CN217811715U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115773028A (en) * | 2022-12-02 | 2023-03-10 | 广州大学 | Rotary type double-step friction energy dissipater |
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