CN107893562A - A kind of energy-consumption damper for frame structure - Google Patents
A kind of energy-consumption damper for frame structure Download PDFInfo
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- CN107893562A CN107893562A CN201711038863.8A CN201711038863A CN107893562A CN 107893562 A CN107893562 A CN 107893562A CN 201711038863 A CN201711038863 A CN 201711038863A CN 107893562 A CN107893562 A CN 107893562A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
Abstract
The present invention relates to a kind of energy-consumption damper for frame structure, including：Force transmitting board, rotary teeth wheel disc, cylinder type damper, the first bar；Force transmitting board is fixed on upper beam, rotary teeth wheel disc and damper are fixed with underbeam, gear on the outside of rotary teeth wheel disc engages with the gear of force transmitting board lower end, set parts or cantilever lever on the rotating circular disk body of rotary teeth wheel disc, first bar respectively with part or cantilever lever, and the top of the push rod of cylinder type damper is hinged, the oil cylinder of cylinder type damper is vertically arranged.Using the energy-consumption damper for frame structure of the present invention so that damper can also realize power consumption when vertically arranged, be easy to the interior multigroup energy-consumption damper of setting of frame structure.
Description
Technical field
Patent of the present invention is related to the seismic resistance field of structure, more particularly to a kind of energy-consumption damper for frame structure.
As shown in figure 1, CN105369930A, which is disclosed, realizes the viscous damper processing that position determines in high-level structure
Method and system, given in the publication in Fig. 6-10：Several arrangements of the viscous damper in frame structure；Viscous resistance
Buddhist nun's device is typically using horizontally disposed or diagonally disposed, to ensure that viscous damper can produce larger speed.But use
It is horizontally disposed or diagonally disposed, enough viscous dampers can not be arranged.If viscous damper can use vertical cloth
Put, can be arranged along beam length direction, enough spaces can be provided for viscous damper.But viscous damper is direct
It is vertically arranged between upper beam, underbeam, its speed is too low, can not play the effect of viscous damper.
The content of the invention
It is an object of the invention to provide a kind of damper for frame structure is related to, solves prior art middle frame structure
Internal viscosity damper can not play the technical problem of its energy consumption effect when being vertically arranged.
A kind of energy-consumption damper for frame structure, including：Force transmitting board (3), rotary teeth wheel disc (4), cylinder type damping
Device (5), the first bar (6)；
Wherein, force transmitting board (3) includes：First plate (3-1), the second plate (3-2), rack (3-3), the first plate are level board and fixation
On upper beam (2-1), vertical the second plate (3-2) is installed in the center section of the first plate, set in the bottom of the second plate (3-2)
It is equipped with rack (3-3)；
Wherein, rotary teeth wheel disc (4) includes：Outside sets cogged rotating circular disk body (4-1), is fixed on rotating circular disk body
On part (4-2), the spacing of part (4-2) away from central shaft be not more than rotating circular disk body radius；
Wherein, the gear on the outside of rotating circular disk body (4-1) and the gear of the second plate bottom are intermeshed；
Wherein, cylinder type damper (5) includes：Push rod (5-1) and oily cylinder (5-2)；
Cylinder type damper (5) and rotating circular disk body (4-1) are fixed with underbeam (2-2)；
Push rod (5-1) top of first bar (6) respectively with part (4-2), cylinder type damper (5) is articulated and connected；
The oil cylinder of cylinder type damper (5) is vertically arranged.
Further, the central shaft that the vertical axis of cylinder type damper (5) passes through rotary teeth wheel disc (4).
Further, the central shaft distance members (4-2) of rotary teeth wheel disc (4) and the distance of the pin joint of the first bar are designated as r,
The length of part (4-2) and the bar of pin joint distance first and the pin joint of push rod (5-1) of the first bar is designated as L, and L/r is more than or equal to
2。
A kind of energy-consumption damper for frame structure, including：Force transmitting board (3), rotary teeth wheel disc (4), cylinder type damping
Device (5), the first bar (6)；
Wherein, force transmitting board (3) includes：First plate (3-1), the second plate (3-2), rack (3-3), the first plate are level board and fixation
On upper beam (2-1), vertical the second plate (3-2) is installed in the center section of the first plate, set in the bottom of the second plate (3-2)
It is equipped with rack (3-3)
Wherein, rotary teeth wheel disc (4) includes：Outside sets cogged rotating circular disk body (4-1), is fixed on rotating circular disk body
Cantilever lever (7) on (4-1), the central shaft of the axis direction of cantilever lever (7) Jing Guo rotary teeth wheel disc；
Wherein, the gear on the outside of rotating circular disk body (4-1) and the gear of the second plate bottom are intermeshed；
Wherein, cylinder type damper (5) includes：Push rod (5-1) and oily cylinder (5-2)；
Cylinder type damper (5) and rotating circular disk body (4-1) are fixed with underbeam (2-2)；
The end of cantilever lever (7) and one end of the first bar (6) are hinged, the other end and the cylinder type damper (5) of the first bar (6)
The top of push rod be hinged；
The oil cylinder of cylinder type damper (5) is vertically arranged.
Further, the central shaft that the vertical axis of cylinder type damper (5) passes through rotary teeth wheel disc (4).
Further, vertical supporting device (8), the top both sides installation of vertical supporting device (8) are fixed on underbeam (2-2)
Horizontal central shaft is fixed with, rotating circular disk body (4- is each arranged with the central shaft of the both sides of vertical supporting device (8)
1) cantilever lever (7), the first bar (6) and cylinder type damper (5), are additionally provided with the both sides of vertical supporting device.
Further, cantilever lever (7) is arranged on rotating circular disk body (4-1) backwards to that side of vertical supporting device (8).
Further, the cylinder (4-4) on 2 prominent surfaces, 2 prominent tables are provided with rotating circular disk body (4-1)
The straight line that the cylinder (4-4) in face is linked to be crosses central shaft, and cylinder is provided with bolt hole, and cantilever lever (7) is provided with thread segment, hangs
Armed lever (7) is screwed in 2 cylinders, and cantilever lever (7) at the contact surface of cylinder with screwing in nut.
Further, the central shaft of rotary teeth wheel disc (4) is designated as m apart from the distance of cantilever lever and the pin joint of the first bar, hangs
The length of the bar of pin joint distance first of armed lever and the first bar and the pin joint of push rod (5-1) is designated as L, and L/m is more than or equal to 2.
Using above-mentioned technical proposal, compared with prior art, advantage include it is following some.
First, the technique effect of " viscous damper is vertically arranged, can also play energy dissipation capacity " is realized in of the invention；
Viscous damper is vertically arranged, can facilitate and greater number of damper is set between upper and lower beam.
Second, found by calculating analysis, when more than or equal to 2, effect is preferable by L/r and L/m.
3rd, by increasing by a cantilever lever, the then be hinged side of the push rod of the first bar and cantilever lever and cylinder type damper
Case, the movement velocity of the push rod of viscous damper can be greatly improved, and then significantly improve the energy consumption effect of viscous damper.
4th, central shaft maintains static, and on the centrally disposed axle of rotating circular disk body, can rotate；In rotating circular disk sheet
Axial direction positioning device is provided with the two of body and central shaft, to prevent rotating circular disk from deviating from central shaft.
Brief description of the drawings
Fig. 1：The arrangement of the viscous damper of prior art.
Fig. 2：The layout drawing of the energy-consumption damper of the frame structure of embodiment one.
Fig. 3：The theoretical calculation model figure of embodiment one.
Fig. 4：The y'- θ graph of a relation figures of embodiment one.
Fig. 5：The y- θ graphs of a relation of embodiment one.
Fig. 6：The layout drawing of the energy-consumption damper of the frame structure of embodiment two.
Fig. 7：The theoretical calculation model figure of embodiment two.
Fig. 8：The y' result of calculation comparison diagrams of embodiment one and embodiment two.
Fig. 9：Fig. 6 Section A-A figure.
Embodiment
Embodiment one：As shown in Fig. 2 a kind of energy-consumption damper for frame structure, including：Force transmitting board (3), rotary teeth
Wheel disc (4), cylinder type damper (5), the first bar (6)；
Force transmitting board (3) includes：First plate (3-1), the second plate (3-2), rack (3-3), the first plate are level board and are fixed on
On beam (2-1), vertical the second plate (3-2) is installed in the center section of the first plate, is provided with the bottom of the second plate (3-2)
Rack (3-3)
Rotary teeth wheel disc (4) includes：Outside sets cogged rotating circular disk body (4-1), is fixed on rotating circular disk body
Part (4-2)；
The gear intermeshing of gear and the second plate bottom on the outside of rotating circular disk body (4-1)；
Cylinder type damper (5) includes：Push rod (5-1) and oily cylinder (5-2)；
Cylinder type damper (5) and rotating circular disk body (4-1) are fixed with underbeam (2-2)；；
First bar (6) is cut with scissors with push rod (5-1) top of the part (4-2) on rotating circular disk body, cylinder type damper (5) respectively
Connect in succession；
The oil cylinder of cylinder type damper (5) is central shaft of vertically arranged and its vertical axis by rotary teeth wheel disc (4).
The advantages of embodiment 1, is：Realize cylinder type damper to be vertically arranged, can also have the effect of damping.
Fig. 3 is the theoretical calculation figure of embodiment 1, is reduced to areal model, the central shaft distance members of rotary teeth wheel disc (4)
The distance of (4-2) and the pin joint of the first bar is designated as r, the bar of central shaft distance first and the push rod (5-1) of rotary teeth wheel disc (4)
The distance of pin joint be designated as y, the bar of pin joint distance first and the pin joint of push rod (5-1) of part (4-2) and the first bar
Length is designated as L；The central shaft of rotary teeth wheel disc (4) is to the line between the pin joint of the first bar and push rod (5-1), with rotary teeth
For the central shaft of wheel disc (4) to the line of part (4-2) and the pin joint of the first bar, the angle between both lines is θ.
By triangle knowledge, following relation be present：
r2sin2θ+(y-rcosθ)2=L2 (1)
It can try to achieve
To the derivation of time t, have
Abbreviation, it is：
Wherein, y' represents the fltting speed of cylinder type damper, and w represents the angular speed of rotary teeth wheel disc (4)；Upper beam (2-
1) relative velocity between underbeam (2-2) is：U, the rack (3-3) of force transmitting board and the stress point distance of rotary teeth wheel disc (4)
The distance of rotary teeth wheel disc central shaft is r1.
Above formula (4) can continue abbreviation：
It can be seen that y' size, mainly with θ, L/r, these three relating to parameters of r.
It is assumed that r=1.0m, w=1.0rad/s, Fig. 4-5 sets forth L=1.2m, 2m, the change of y', y under 10m situations
Law.It can be seen that and in L/r=1.2, between -250 ° of θ=110 °, y' numerical value is smaller.In L/r=2, y''s
Deformation tends towards stability；In L/r=10, y' variation tendency tends to SIN function.Therefore, L/r selections are more than or equal to 2 ratios
It is appropriate；It can ensure, no matter why θ is worth, can cause cylinder type damper push rod to have a suitable speed.
Meanwhile also it understand that from Fig. 4 result：The scheme of embodiment 1, in the case where L/r selections are more than or equal to 2,
In most cases, all exist：Y'＜ 1m/s；AndTherefore, for embodiment 1 scheme and
Speech, its technique effect is bad, and reason is：In the case that L/r selections are more than or equal to 2, the absolute speed of cylinder type damper push rod
Speed of the degree less than upper beam.
The problem of existing for embodiment 1, embodiment 2 are improved：As shown in fig. 6, in rotary teeth wheel disc (4)
A fixed cantilever lever (7), (i.e. cantilever lever passes through rotational circle to the central shaft of the axis direction of cantilever lever (7) Jing Guo rotary teeth wheel disc
The center of circle of disk body), the end and one end of the first bar (6) of cantilever lever (7) are hinged, the other end and cylinder type of the first bar (6)
One end of the push rod of damper (5) is hinged.
Fig. 7 is the theoretical calculation figure of embodiment 2, is reduced to areal model, the central shaft of rotary teeth wheel disc (4) is apart from cantilever
The distance of the pin joint of bar and the first bar is designated as m, the bar of central shaft distance first of rotary teeth wheel disc (4) and the hinge of push rod (5-1)
The distance of contact is designated as y, and the length of cantilever lever and the bar of pin joint distance first and the pin joint of push rod (5-1) of the first bar is designated as
L；The central shaft of rotary teeth wheel disc (4) is to the line between the pin joint of the first bar and push rod (5-1), with rotary teeth wheel disc (4)
Central shaft to cantilever lever and the line of the pin joint of the first bar, the angle between both lines is θ.
Pass through geometrical relationship, it may be determined that following formula relation be present：
m2sin2θ+(y-mcosθ)2=L2 (6)
Solve：
To the derivation of time t, have
Formula (8) is similar with the expression formula of formula (5), and some conclusions obtained from formula (5) are also applied for formula (8)： L/
M is in the case of satisfaction is more than or equal to 2, no matter why ability θ is worth, cylinder type damper push rod can be caused to have one suitably
Speed, that is, ensure that it can play power consumption effect.
Fig. 8 is contrasted to the effect of embodiment 1,2：Its parameter is as follows：R=0.2m, r1=0.4m, u=0.4m, m
=0.8m, L=2m；Fig. 8 shows：The effect promoting of embodiment 2 is more notable, and the speed of embodiment 1 is less than u always；And for
For embodiment 2, situation of the speed less than u is greatly decreased.
Fig. 9 gives the supported design of the energy-consumption damper of embodiment two, and vertical supporting device is fixed on underbeam (2-2)
(8), the top both sides of vertical supporting device (8) are mounted with horizontal central shaft, in the both sides of vertical supporting device (8)
Rotating circular disk body (4-1) is each arranged with central shaft, cantilever lever (7), are additionally provided with the both sides of vertical supporting device
One bar (6) and cylinder type damper (5).In actual use, central shaft does not turn, and rotating circular disk body (4-1) is with
Both connections can be realized by prior arts such as bearing, stopping means between mandrel.In rotating circular disk body (4-1) backwards
That side of vertical supporting device (8) sets cantilever lever (7).
The cylinder (4-4) on 2 prominent surfaces, the cylinder on 2 prominent surfaces are provided with rotating circular disk body (4-1)
The straight line that body (4-4) is linked to be crosses central shaft, and cylinder is provided with bolt hole, and cantilever lever (7) is provided with thread segment, will during installation
Cantilever lever (7) is screwed in 2 cylinders, and then cantilever lever (7) at the contact surface of cylinder with screwing in nut.
The scheme of above-mentioned two embodiment when mounted, first, make force transmitting board, rotary teeth wheel disc, vertical supporting device
(8), the first bar, fixed a part or cantilever lever on the rotating disk body of rotary teeth wheel disc, part (4-2) is away from central shaft
Spacing is not more than the radius of rotating circular disk body；
Second, force transmitting board is fixed on to the bottom of upper beam, vertical supporting device is fixed on underbeam, then pacified in support meanss
Dress fixes horizontal direction central shaft, is preset with axial direction positioning device on the inside of central shaft, then installs rotary teeth on center shaft
Wheel disc, axial direction positioning device then is installed in the outside of central shaft；
Wherein, the both sides of central shaft have thread segment, and the central shaft corresponding to rotary teeth wheel disc is smooth section, axial direction positioning device
It is connected through a screw thread；
3rd, installation oil cylinder formula damper；
When the fixed part of the rotating disk body of rotary teeth wheel disc, the first bar and the part (4-2) and cylinder type are damped
The top of the push rod of device is articulated and connected；
When the rotating disk body of rotary teeth wheel disc fixes a cantilever lever, by the first bar and cantilever lever and cylinder type damper
The top of push rod is articulated and connected.
Upper beam is armored concrete, in its bottom pre-embedded bolt, the bottom of force transmitting board is provided with bolt hole, utilizes spiral shell
Force transmitting board and upper beam are connected by bolt-nut assembly.
When upper beam is girder steel, force transmitting board and upper beam are fixed by way of welding.
It should be noted that：The parameters such as L, y, r, m, r1 in the application, what is each meant is the distance in same vertical plane,
The formula and conclusion (Figure of description 4-5,8) that i.e. embodiment 1, embodiment 2 obtain are that practical problem is simplified into plane
On solve.
The preferred embodiment of present aspect is described in detail above, it is understood that being said having read the above-mentioned of the present invention
After awarding content, those skilled in the art can make various changes or modifications to the present invention.These equivalent form of values equally fall into this Shen
Please be in the protection domain of appended claims.
Claims (9)
- A kind of 1. energy-consumption damper for frame structure, it is characterised in that including：Force transmitting board（3）, rotary teeth wheel disc（4）, oil Cylinder formula damper（5）, the first bar（6）；Wherein, force transmitting board（3）Including：First plate（3-1）, the second plate（3-2）, rack（3-3）, the first plate is level board and fixation In upper beam（2-1）On, the second vertical plate is installed in the center section of the first plate（3-2）, in the second plate（3-2）Bottom set It is equipped with rack（3-3）；Wherein, rotary teeth wheel disc（4）Including：Outside sets cogged rotating circular disk body（4-1）, be fixed on rotating circular disk body On part（4-2）, part（4-2）Spacing away from central shaft is not more than the radius of rotating circular disk body；Wherein, rotating circular disk body（4-1）The gear in outside and the gear of the second plate bottom are intermeshed；Wherein, cylinder type damper（5）Including：Push rod（5-1）With oily cylinder（5-2）；Cylinder type damper（5）With rotating circular disk body（4-1）And underbeam（2-2）It is fixed；First bar（6）Respectively with part（4-2）, cylinder type damper（5）Push rod（5-1）Top is articulated and connected；Cylinder type damper（5）Oil cylinder to be vertically arranged.
- 2. it is used for the energy-consumption damper of frame structure as claimed in claim 1, it is characterised in that cylinder type damper（5）'s Vertical axis passes through rotary teeth wheel disc（4）Central shaft.
- 3. it is used for the energy-consumption damper of frame structure as claimed in claim 1 or 2, it is characterised in that rotary teeth wheel disc（4）'s Central shaft distance members（4-2）R, part are designated as with the distance of the pin joint of the first bar（4-2）With the pin joint distance of the first bar First bar and push rod（5-1）The length of pin joint be designated as L, L/r is more than or equal to 2.
- A kind of 4. energy-consumption damper for frame structure, it is characterised in that including：Force transmitting board（3）, rotary teeth wheel disc（4）, oil Cylinder formula damper（5）, the first bar（6）；Wherein, force transmitting board（3）Including：First plate（3-1）, the second plate（3-2）, rack（3-3）, the first plate is level board and fixation In upper beam（2-1）On, the second vertical plate is installed in the center section of the first plate（3-2）, in the second plate（3-2）Bottom set It is equipped with rack（3-3）Wherein, rotary teeth wheel disc（4）Including：Outside sets cogged rotating circular disk body（4-1）, be fixed on rotating circular disk body （4-1）On cantilever lever（7）, cantilever lever（7）Central shaft of the axis direction Jing Guo rotary teeth wheel disc；Wherein, rotating circular disk body（4-1）The gear in outside and the gear of the second plate bottom are intermeshed；Wherein, cylinder type damper（5）Including：Push rod（5-1）With oily cylinder（5-2）；Cylinder type damper（5）With rotating circular disk body（4-1）And underbeam（2-2）It is fixed；Cantilever lever（7）End and the first bar（6）One end be hinged, the first bar（6）The other end and cylinder type damper（5）'s The top of push rod is hinged；Cylinder type damper（5）Oil cylinder to be vertically arranged.
- 5. it is used for the energy-consumption damper of frame structure as claimed in claim 4, it is characterised in that cylinder type damper（5）'s Vertical axis passes through rotary teeth wheel disc（4）Central shaft.
- 6. the energy-consumption damper for frame structure as described in claim 4 or 5, it is characterised in that in underbeam（2-2）It is upper solid Determine vertical supporting device（8）, vertical supporting device（8）Top both sides be mounted with horizontal central shaft, in vertical supporting Device（8）Both sides central shaft on be each arranged with rotating circular disk body（4-1）, also set up in the both sides of vertical supporting device There is cantilever lever（7）, the first bar（6）And cylinder type damper（5）.
- 7. the energy-consumption damper for frame structure as described in claim 4 or 5, it is characterised in that in rotating circular disk body （4-1）On be provided with the cylinder on 2 prominent surfaces（4-4）, the cylinder on 2 prominent surfaces（4-4）The straight line being linked to be excessively in Mandrel, cylinder are provided with bolt hole, cantilever lever（7）It is provided with thread segment, cantilever lever（7）Screw in 2 cylinders, cantilever lever （7）With screwing in nut at the contact surface of cylinder.
- 8. it is used for the energy-consumption damper of frame structure as claimed in claim 6, it is characterised in that cantilever lever（7）It is arranged on rotation Turn disc body（4-1）Backwards to vertical supporting device（8）That side.
- 9. the energy-consumption damper for frame structure as described in claim 4 or 5, it is characterised in that rotary teeth wheel disc（4）'s Central shaft is designated as m, cantilever lever and the first bar bar of pin joint distance first apart from the distance of cantilever lever and the pin joint of the first bar With push rod（5-1）The length of pin joint be designated as L, L/m is more than or equal to 2.
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| CN201711038863.8A CN107893562B (en) | 2017-10-29 | 2017-10-29 | Energy dissipation damper for frame structure |
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|---|---|---|---|
| CN201711038863.8A CN107893562B (en) | 2017-10-29 | 2017-10-29 | Energy dissipation damper for frame structure |
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| CN108978919A (en) * | 2018-06-26 | 2018-12-11 | 郑玉祥 | A kind of frame structure and its installation method equipped with friction energy dissipation device |
| CN109736467A (en) * | 2019-02-28 | 2019-05-10 | 长安大学 | A kind of bidirectional damper hinge device and damping method |
| CN109826480A (en) * | 2019-02-28 | 2019-05-31 | 长安大学 | The method of its progress structure passive vibration control of unidirectional damping hinge device and application |
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| CN108978919B (en) * | 2018-06-26 | 2020-06-12 | 马鞍山楚锐科技信息咨询有限公司 | Frame structure with friction energy dissipater and mounting method thereof |
| CN108978920B (en) * | 2018-06-26 | 2020-06-26 | 北京纽约建设发展有限公司 | Frame structure with friction energy dissipater and mounting method thereof |
| CN109736467A (en) * | 2019-02-28 | 2019-05-10 | 长安大学 | A kind of bidirectional damper hinge device and damping method |
| CN109826480A (en) * | 2019-02-28 | 2019-05-31 | 长安大学 | The method of its progress structure passive vibration control of unidirectional damping hinge device and application |
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