CN104499597B - A kind of viscous damper input rate of displacement accelerator - Google Patents
A kind of viscous damper input rate of displacement accelerator Download PDFInfo
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- CN104499597B CN104499597B CN201410854390.9A CN201410854390A CN104499597B CN 104499597 B CN104499597 B CN 104499597B CN 201410854390 A CN201410854390 A CN 201410854390A CN 104499597 B CN104499597 B CN 104499597B
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- lever
- take
- gear
- protecting crust
- input
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Abstract
The invention discloses a kind of viscous damper input rate of displacement accelerator, including enclosed protecting crust, antivibrator connector, the system that drives up, input lever and take-off lever, antivibrator connector is provided with antivibrator input lever and draws interface and connecting rod;The lower inner wall of enclosed protecting crust is provided with the first input lever guide roller that the bottom surface with input lever contacts, and the upper inside wall of enclosed protecting crust is provided with the first take-off lever guide roller that the end face with take-off lever contacts;The system of driving up includes duplicate gear, straight-tooth gear, input lever tooth bar and take-off lever tooth bar, duplicate gear is made up of the first gear linked together and the second gear, the radius of the first gear is more than the radius of the second gear, first gear is meshed with straight-tooth gear, straight-tooth gear is meshed with take-off lever tooth bar, and the second gear is meshed with input lever tooth bar.The present invention is when building structure deformation is less or deformation is slower, it is possible to be effectively improved building construction vibration control efficiency.
Description
Technical field
The invention belongs to civil engineering structure earthquake resistant control technical field, be specifically related to a kind of viscous damper input displacement
Speed accelerator.
Background technology
Along with the increase of building span, height increases and version is the most complicated, by traditional design method design
Engineering structure, under action of strong earthquake, is very difficult to avoid completely damage and destroys.External impetus is suppressed by vibration control technology
The structural dynamic response that load causes is the effective means improving safety of structure, as applied passive earthquake resistant control technology etc..Its
In, apply various viscous damper to carry out the technology of the passive earthquake resistant control of structure the most common.Utilize lever principle to knot simultaneously
Structure is transmitted to the displacement of antivibrator and is amplified thus improves the energy efficiency of antivibrator and also have a correlational study, but conventional grinding
Study carefully the most perfect, as its structural form causes its suitability limited, be difficult to carry out with different types of structure or structural elements
Integrated installation, and the shortcoming of lever transmission itself is that transmission efficiency is relatively low.And in research field or engineer applied all
The method not considering to improve the work efficiency of viscous damper when structure occurs relatively small deformation or rate of deformation slower.
Summary of the invention
The technical problem to be solved is for above-mentioned deficiency of the prior art, it is provided that a kind of viscous damping
Device input rate of displacement accelerator, its simple in construction, it is achieved convenient and low cost, or building knot less in building structure deformation
When structure deformation is slower, it is possible to be effectively improved the damping that building structure is provided by viscous damper, improves building construction vibration and control
Efficiency, dependable performance, have broad application prospects.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of viscous damper input rate of displacement
Accelerator, it is characterised in that: include enclosed protecting crust, close for connecting the antivibrator connector of viscous damper and being arranged on
The system that drives up in formula protecting crust, and penetrate from the bottom, one end of enclosed protecting crust input lever in enclosed protecting crust and
Pass the take-off lever enclosed protecting crust from the other end top of enclosed protecting crust, described antivibrator connector covers on and passes enclosed
On take-off lever outside protecting crust and fixing with enclosed protecting crust be connected, just position to take-off lever on described antivibrator connector
It is provided with and supplies the input lever insertion of described viscous damper and fix the antivibrator input lever being connected with take-off lever to draw interface, described
Being provided with the connecting rod for connecting building structure on antivibrator connector, described viscous damper is arranged on described building structure
On;It is provided with first defeated for what the axially reciprocating of input lever was guided in the lower inner wall of described enclosed protecting crust
Entering bar guide roller, the bottom surface of described input lever contacts with the first input lever guide roller, the top of described enclosed protecting crust
The first take-off lever guide roller for the axially reciprocating of take-off lever is guided, described take-off lever it is provided with on inwall
End face and the first take-off lever guide roller contact;The described system of driving up includes being arranged on interposition in enclosed protecting crust
Put duplicate gear and the straight-tooth gear at place, and be fixedly connected on the input that input lever is positioned at the top, one end of enclosed protecting crust
Bar tooth bar and be fixedly connected on take-off lever and be positioned at the take-off lever tooth bar bottom one end of enclosed protecting crust, described duplicate gear by
The first gear linked together and the second gear composition, the radius of the first gear of described duplicate gear is more than duplicate gear
The radius of the second gear, the first gear of described duplicate gear is meshed with straight-tooth gear, described straight-tooth gear and take-off lever tooth
Bar is meshed, and the second gear of described duplicate gear is meshed with input lever tooth bar.
Above-mentioned a kind of viscous damper input rate of displacement accelerator, it is characterised in that: described enclosed protecting crust
Bottom, one end be fixedly connected with for input lever through and during for guaranteeing that input lever does axially reciprocating motion path keep flat
Steady input lever guides neck, and described input lever is provided with in guiding neck for guiding the axially reciprocating of input lever
Second input lever guide roller.
Above-mentioned a kind of viscous damper input rate of displacement accelerator, it is characterised in that: described input lever guides neck
It is connected by bolt is fixing with the bottom, one end of enclosed protecting crust.
Above-mentioned a kind of viscous damper input rate of displacement accelerator, it is characterised in that: described enclosed protecting crust
Other end top be fixedly connected with for take-off lever through and during for guaranteeing that take-off lever does axially reciprocating motion path keep
Take-off lever guides neck smoothly, and described take-off lever is provided with for guiding the axially reciprocating of take-off lever in guiding neck
The second take-off lever guide roller.
Above-mentioned a kind of viscous damper input rate of displacement accelerator, it is characterised in that: described take-off lever guides neck
It is connected by bolt is fixing with the other end top of enclosed protecting crust.
Above-mentioned a kind of viscous damper input rate of displacement accelerator, it is characterised in that: described antivibrator connector
It is connected by bolt and enclosed protecting crust are fixing.
Above-mentioned a kind of viscous damper input rate of displacement accelerator, it is characterised in that: described antivibrator connector
Inwall on connect to have and be positioned at antivibrator input lever and draw the surrounding of interface and viscous with described for fixing connection damper connector
The bolt of stagnant antivibrator.
The present invention compared with prior art has the advantage that
1, the present invention is to utilize gear shift principle, for civil engineering structure dynamic response feature under geological process
And the operation characteristic R & D design of viscous damper, simple in construction, novel in design reasonable, it is achieved convenient and low cost.
2, the core of the present invention is made up of duplicate gear, straight-tooth gear, take-off lever tooth bar and input lever tooth bar
Drive up system, and this system of driving up has gear-driven advantage, i.e. stable drive, gear ratio accurately, the merit of use
Rate, speed and size range are big, reliable operation, and efficiency is high, and service life is long.
3, reasonable installation of the present invention is between antivibrator and building structure, or building structure less in building structure deformation becomes
During shape relatively slow (as slower in structural vibration frequency), it is possible to be effectively improved the damping that building structure is provided by viscous damper, improve
Building construction vibration control efficiency, it is achieved effectively reduce the purpose of building structure infringement.
4, the present invention has given full play to the advantage such as gear-driven high efficiency and the strong suitability, has taken into full account profit simultaneously
Carry out the feature of building structure aseismatic control, dependable performance with viscous damper, using effect is good, for building in field of civil engineering
The earthquake resistant control of building structure provides more efficient way, has broad application prospects.
In sum, present configuration is simple, it is achieved convenient and low cost, deforms less or building structure in building structure
When deforming slower, it is possible to be effectively improved the damping that building structure is provided by viscous damper, improve building construction vibration and control effect
Rate, dependable performance, have broad application prospects.
Below by drawings and Examples, technical scheme is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Description of reference numerals:
1 input lever;2 input levers guide neck;3 first input lever guide rollers;
4 first bolts;5 enclosed protecting crusts;6 duplicate gears;
7 straight-tooth gears;8 take-off lever tooth bars;9 input lever tooth bars;
10 take-off levers;11 the 3rd bolts;12 antivibrator connectors;
13 the 4th bolts;14 antivibrator input levers draw interface;15 take-off levers guide neck;
16 connecting rods;17 first take-off lever guide rollers;
18 second input lever guide rollers;19 second take-off lever guide rollers;20 second bolts.
Detailed description of the invention
As it is shown in figure 1, the present invention includes enclosed protecting crust 5, for connecting antivibrator connector 12 and of viscous damper
The system that drives up being arranged in enclosed protecting crust 5, and penetrate enclosed protecting crust 5 from the bottom, one end of enclosed protecting crust 5
Interior input lever 1 and the other end top from enclosed protecting crust 5 pass the take-off lever 10 enclosed protecting crust 5, described antivibrator
Connector 12 covers on the take-off lever 10 passed outside enclosed protecting crust 5 and fixes with enclosed protecting crust 5 and is connected, and described antivibrator is even
On fitting 12, just position to take-off lever 10 is provided with the input lever for described viscous damper and inserts and solid with take-off lever 10
The fixed antivibrator input lever connected draws interface 14, and described antivibrator connector 12 is provided with the connection for connecting building structure
Bar 16, described viscous damper is arranged in described building structure;Be provided with in the lower inner wall of described enclosed protecting crust 5 for
The first input lever guide roller 3 that the axially reciprocating of input lever 1 is guided, the bottom surface and first of described input lever 1
Input lever guide roller 3 contacts, and the upper inside wall of described enclosed protecting crust 5 is provided with for take-off lever 10 is the most past
Multiple motion carries out the first take-off lever guide roller 17 guided, the end face of described take-off lever 10 and the first take-off lever guide roller 17
Contact;The described system of driving up includes being arranged on duplicate gear 6 and the straight-tooth gear of middle position in enclosed protecting crust 5
7, and be fixedly connected on input lever 1 and be positioned at the input lever tooth bar 9 at top, one end of enclosed protecting crust 5 and be fixedly connected on defeated
Rod 10 is positioned at the take-off lever tooth bar 8 bottom one end of enclosed protecting crust 5, and described duplicate gear 6 is by linked together
One gear and the second gear composition, the radius of the first gear of described duplicate gear 6 is more than the half of the second gear of duplicate gear 6
Footpath, the first gear of described duplicate gear 6 is meshed with straight-tooth gear 7, and described straight-tooth gear 7 is meshed with take-off lever tooth bar 8,
Second gear of described duplicate gear 6 is meshed with input lever tooth bar 9.
As it is shown in figure 1, in the present embodiment, the bottom, one end of described enclosed protecting crust 5 is fixedly connected with and passes for input lever 1
And for guaranteeing that the input lever of motion path held stationary when input lever 1 does axially reciprocating guides neck 2, described input lever is led
The second input lever guide roller 18 for the axially reciprocating of input lever 1 is guided it is provided with in neck 2.Concrete real
Shi Shi, described input lever guides neck 2 and is connected by the first bolt 4 is fixing with the bottom, one end of enclosed protecting crust 5.
As it is shown in figure 1, in the present embodiment, the other end top of described enclosed protecting crust 5 is fixedly connected with for take-off lever 10
Pass and be used for guaranteeing that the take-off lever of motion path held stationary when take-off lever 10 does axially reciprocating guides neck 15, described defeated
Rod is provided with the second take-off lever guide roller for guiding the axially reciprocating of take-off lever 10 in guiding neck 15
19.When being embodied as, described take-off lever guides neck 15 and connects by the second bolt 20 is fixing with the other end top of enclosed protecting crust 5
Connect.
As it is shown in figure 1, in the present embodiment, described antivibrator connector 12 is solid with enclosed protecting crust 5 by the 3rd bolt 11
Fixed connection.Connect on the inwall of described antivibrator connector 12 to have and be positioned at antivibrator input lever and draw the surrounding of interface 14 and for solid
Determine the 4th bolt 13 of connection damper connector 12 and described viscous damper.
When being embodied as, in described enclosed protecting crust 5, middle position is provided with for being rotationally connected the double of duplicate gear 6
Join gear shaft and for being rotationally connected the straight-tooth gear axle of straight-tooth gear 7.Described first input lever guide roller 3, first exports
Bar guide roller the 17, second input lever guide roller 18 and the second take-off lever guide roller 19 are roller gear.By arranging
First input lever guide roller 3, it is possible to avoid producing excessive friction between input lever 1 and enclosed protecting crust 5 and affecting input lever 1
Move axially in reciprocal fashion.By arranging the first take-off lever guide roller 17, it is possible to avoid between take-off lever 10 and enclosed protecting crust 5
Produce excessive friction and affect take-off lever 10 and move axially in reciprocal fashion.
When the present invention uses, by input lever 1 and connecting rod 16, the present invention being installed in building structure script needs peace
The position of dress antivibrator, is connected described viscous damper with the present invention by antivibrator connector 12 and is passed through the 4th spiral shell simultaneously
Bolt 13 is fixed, and through antivibrator input lever, the input lever of described viscous damper is drawn interface 14 take-off lever 10 with the present invention
Fixing connection, so that it is guaranteed that take-off lever 10 can effectively transmit displacement in the input lever of external described viscous damper.When building
Driving the input lever 1 of the present invention during building structure deformation, when relative enclosed protecting crust 5 produces axially-movable, input lever 1 is by input
Bar tooth bar 9 drives the second gear of the duplicate gear 6 being meshed with input lever tooth bar 9, the first gear of duplicate gear 6 and second
Gear produces corotation, and rotating of the first gear of duplicate gear 6 drives the straight-tooth gear 7 being meshed therewith to rotate, straight-tooth gear 7
Drive take-off lever 10 by the take-off lever tooth bar 8 being meshed therewith, make take-off lever 10 produce the axial fortune of relative enclosed protecting crust 5
Dynamic, and its direction of motion is consistent with input lever 1 direction of motion, has passed through the acceleration of the system of driving up, and movement velocity ratio is defeated
Enter bar 1 movement velocity fast.After the input rate of displacement of input lever 1 being passed through acceleration by above-mentioned motor process, by this
Bright take-off lever 10 passes to the input lever of the described viscous damper being connected with the present invention, so that described viscous damper carries
For damping.
Owing to viscous damping theory is thought, damping is directly proportional to the product of damped coefficient and speed;And the present invention can be by
The viscous damper input lever rate of displacement that building structure deformation causes effectively is accelerated, therefore theoretical according to viscous damping, uses
For the viscous damper of the present invention compares the same viscous damper not using the present invention, i.e. at the damped coefficient of antivibrator
In the case of constant, it is possible to be effectively improved the damping that viscous damper provides, thus improve viscous damper to building
Vibration control effect.And, the present invention has taken into full account the following feature of earthquake resistant control: the first, work as building construction vibration
Frequency is relatively low, when building structure rate of deformation is slower, and the system that drives up arranged in enclosed protecting crust 5 of the present invention, it is possible to will
The input rate of displacement of viscous damper is accelerated so that the damping that viscous damper provided within the identical time is effectively improved, from
And improve the work efficiency of viscous damper;The second, the system that drives up arranged in enclosed protecting crust of the present invention 5, also has
There is displacement equations function, when building structure deformation is less, it is possible to the input bit shifting to viscous damper is amplified, thus i.e.
Just when building structure deformation is less, it is possible to make viscous damper provide sufficiently damping, be i.e. effectively increased viscous damper
Work efficiency.
The above, be only presently preferred embodiments of the present invention, not impose any restrictions the present invention, every according to the present invention
Any simple modification, change and the equivalent structure change that above example is made by technical spirit, all still falls within skill of the present invention
In the protection domain of art scheme.
Claims (5)
1. a viscous damper input rate of displacement accelerator, it is characterised in that: include enclosed protecting crust (5), for even
The antivibrator connector (12) connecing viscous damper and the system that drives up being arranged in enclosed protecting crust (5), and from closing
The bottom, one end of formula protecting crust (5) penetrates the input lever (1) in enclosed protecting crust (5) and the other end from enclosed protecting crust (5)
Top passes enclosed protecting crust (5) take-off lever (10) outward, and described antivibrator connector (12) covers on and passes enclosed protecting crust (5)
Outer take-off lever (10) above and is fixed with enclosed protecting crust (5) and is connected, just to take-off lever on described antivibrator connector (12)
(10) position is provided with the input lever for described viscous damper and inserts and the antivibrator that be connected fixing with take-off lever (10)
Input lever draws interface (14), and described antivibrator connector (12) is provided with the connecting rod (16) for connecting building structure, institute
State viscous damper to be arranged in described building structure;It is provided with for defeated in the lower inner wall of described enclosed protecting crust (5)
Enter the first input lever guide roller (3) that the axially reciprocating of bar (1) carries out guiding, the bottom surface of described input lever (1) and the
One input lever guide roller (3) contacts, and the upper inside wall of described enclosed protecting crust (5) is provided with for take-off lever (10)
Axially reciprocating carry out the first take-off lever guide roller (17) of guiding, the end face of described take-off lever (10) and the first output
Bar guide roller (17) contacts;The described system of driving up includes being arranged on the double of enclosed protecting crust (5) interior middle position
Connection gear (6) and straight-tooth gear (7), and be fixedly connected on input lever (1) and be positioned at the top, one end of enclosed protecting crust (5)
Input lever tooth bar (9) and be fixedly connected on take-off lever (10) and be positioned at the take-off lever tooth bar bottom one end of enclosed protecting crust (5)
(8), described duplicate gear (6) is made up of the first gear linked together and the second gear, the first of described duplicate gear (6)
The radius of gear is more than the radius of the second gear of duplicate gear (6), the first gear of described duplicate gear (6) and straight-tooth gear
(7) being meshed, described straight-tooth gear (7) is meshed with take-off lever tooth bar (8), and the second gear of described duplicate gear (6) is with defeated
Enter bar tooth bar (9) to be meshed;
The bottom, one end of described enclosed protecting crust (5) is fixedly connected with and passes for input lever (1) and be used for guaranteeing that input lever (1) is done
During axially reciprocating, the input lever of motion path held stationary guides neck (2), and described input lever is provided with use in guiding neck (2)
In the second input lever guide roller (18) that the axially reciprocating of input lever (1) is guided;
The other end top of described enclosed protecting crust (5) is fixedly connected with and passes for take-off lever (10) and be used for guaranteeing take-off lever
(10) when doing axially reciprocating, the take-off lever of motion path held stationary guides neck (15), and described take-off lever guides in neck (15)
It is provided with the second take-off lever guide roller (19) for the axially reciprocating of take-off lever (10) is guided.
2. input rate of displacement accelerator according to a kind of viscous damper described in claim 1, it is characterised in that: described defeated
Enter bar guiding neck (2) to be connected by bolt is fixing with the bottom, one end of enclosed protecting crust (5).
3. input rate of displacement accelerator according to a kind of viscous damper described in claim 1, it is characterised in that: described defeated
Rod guides neck (15) and is connected by bolt is fixing with the other end top of enclosed protecting crust (5).
4. input rate of displacement accelerator according to a kind of viscous damper described in claim 1, it is characterised in that: described resistance
Buddhist nun's device connector (12) is connected by bolt and enclosed protecting crust (5) are fixing.
5. input rate of displacement accelerator according to a kind of viscous damper described in claim 1, it is characterised in that: described resistance
Connect on the inwall of Buddhist nun's device connector (12) to have and be positioned at antivibrator input lever and draw the surrounding of interface (14) and connect resistance for fixing
Buddhist nun's device connector (12) and the bolt of described viscous damper.
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CN201410854390.9A CN104499597B (en) | 2014-12-31 | 2014-12-31 | A kind of viscous damper input rate of displacement accelerator |
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CN201410854390.9A CN104499597B (en) | 2014-12-31 | 2014-12-31 | A kind of viscous damper input rate of displacement accelerator |
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CN105735508B (en) * | 2016-03-13 | 2018-01-12 | 北京工业大学 | A kind of Viscous fluid damper input rate amplifying device |
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CN109680826A (en) * | 2019-01-21 | 2019-04-26 | 河北工业大学 | Speed scale-up version viscous damping wall and assembling constructing method |
CN109826480B (en) * | 2019-02-28 | 2020-08-11 | 长安大学 | One-way damping hinge device and method for carrying out structure passive vibration control by applying same |
CN114658787A (en) * | 2022-02-28 | 2022-06-24 | 南京林业大学 | Rotary shearing type magnetorheological vibration damping device and vibration damping method suitable for micro vibration |
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JP2014122509A (en) * | 2012-12-21 | 2014-07-03 | Sumitomo Rubber Ind Ltd | Vibration control device for building |
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JPH09177875A (en) * | 1995-12-27 | 1997-07-11 | Atsushi Okumura | Vibration shut-off connection mechanism |
JPH11351318A (en) * | 1998-06-10 | 1999-12-24 | Thk Co Ltd | Damper for base isolation device |
CN201762839U (en) * | 2010-07-13 | 2011-03-16 | 西安建筑科技大学 | Compound shape memory alloy damper |
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