CN203431090U - Tuning quality absorber with frame - Google Patents
Tuning quality absorber with frame Download PDFInfo
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- CN203431090U CN203431090U CN201320411191.1U CN201320411191U CN203431090U CN 203431090 U CN203431090 U CN 203431090U CN 201320411191 U CN201320411191 U CN 201320411191U CN 203431090 U CN203431090 U CN 203431090U
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Abstract
The utility model belongs to tuning quality absorbers with frames. A tuning quality absorber with a frame comprises an elastic element and a quality block and is characterized by further comprising at least one connection frame, at least one vibration absorbing cavity is arranged in the connection frame, at least part of the mass block is arranged in the vibration absorbing cavity of the connection frame, and the elastic element is arranged between the mass block and the vibration absorbing cavity. The tuning quality absorber with the frame is simple in structure, good in vibration and noise reduction effect, stable in performance, wide in frequency domain range, long in service life, small in appearance influence on building structures, superior in cost performance, capable of being widely applied to control over rail transit, large rotary devices, boarding bridges of airports, large-span passenger foot-bridges, port trestles, high-rise buildings and relative structure vibration, and wide in market prospect.
Description
Technical field
The utility model belongs to civil engineering structure and mechanical structure antivibration area, is specifically related to a kind of for controlling the tuning mass bumper of the structural vibration of the reason initiations such as transport facility, machinery equipment running.
Background technique
In recent years, China's track traffic develop rapidly, when providing quick, safe trip mode to people, the vibration of its generation and noise problem have also had a strong impact on periphery resident's quality of life, jeopardize neighboring buildings safety, and stability, Security and the working life of track itself are also affected.
Development along with urban construction, various high levels, skyscraper and thin and tall structure, long span building thing are increasing, simultaneously, urban traffic network is more and more flourishing, the bridge structures such as the boarding bridge of various longspans, pedestrian overpass, harbour trestle are widely used, for people's trip brings great convenience.But, although this type of tower buildings and bridge strength and stiffness ratio are easier to meet design requirement, the frequency of its vertical motion is general just all lower (for example the vertical frequency of longspan pedestrian overpass only has 2 hertz of left and right conventionally), under the Under Dynamic Loads such as high wind excitation or pedestrian, vehicle, easily resonate, to pedestrian, bring uncomfortable sensation, cause structure self structure to damage, even serious threat is to the safety of people and vehicle.How to prevent that this class longspan, low frequency configuration thing from destructive resonance occurring and become the realistic problem that addresses of having in engineering construction.Facts have proved, tuning mass bumper (also have and claim tuned mass damper in document, or claim mass tuning damper, be also called for short vibration damper or TMD herein) is a kind of effective vibration control apparatus, its natural frequency is adjusted to the natural frequency of vibration that approaches structure, then installed structurally.When structure is subject to excitation force interference generation vibration, cause the resonance of tuning mass bumper, utilize the vibrating inertia force of tuning quality to react on structure itself, thereby counteracting excitation force, reach the object that reduces structural response, the oriented vertical adjustable tuning mass bumper that the Chinese patent that for example application number is 200410087664.2 is announced.But existing tuning mass bumper product Elastic element mainly relies on helical steel springs, the kind of elastic element is more single; On the other hand, elastic element directly contacts with external environment condition, easily produces corrosion, falls into the problems such as foreign material, affects the damping property of product; Have, existing tuning mass bumper is attached in building structure more again, affected by the machining error of building structure and design alteration larger, sometimes also can affect the attractive in appearance of building structure; The 4th, be subject to the restriction of existing product structure and elastic element feature, the natural frequency of product is lower, is unsuitable for controlling dither more than 15Hz, and Applicable scope is limited.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned defect, provides that a kind of effect of vibration and noise reduction is good, the tuning mass bumper with framework of stable performance,, long service life little to the appearance effects of building structure.
The utility model is to realize like this with the tuning mass bumper of framework, comprise elastic element and and mass block, characterized by further comprising at least one and connect framework, connect in framework and comprise at least one absorbing chamber, mass block is local being arranged in the absorbing chamber that connects framework at least, between mass block and the chamber wall in absorbing chamber, is provided with elastic element.
Described elastic element can be in rubber, elastic polyurethane or metal spring at least one form.Wherein, metal spring comprises dish spring, leaf spring and helical spring etc.; Rubber can be specifically neoprene, nitrile butadiene rubber etc.For the yielding support that guarantees that elastic element is in use remained valid to mass block all the time, can make the elastic element arranging between mass block and chamber, absorbing chamber wall in its pre-compressed state, and the precompression displacement of elastic element is greater than mass block when work with respect to the amplitude of chamber, absorbing chamber wall.Particularly, for metal spring, while assembling with mass block and connection framework, all need to implement precompression in the process of the utility model manufacturing.
The utility model can also comprise damping member with the tuning mass bumper of framework, and damping member is arranged between mass block and chamber, absorbing chamber wall.Damping member can consist of elastic spacer damping material; Damping member also can consist of liquid damping material, and while setting up liquid damping, the opening in absorbing chamber is provided with Sealing, and Sealing seals absorbing chamber completely, and liquid damping material is filled in the part space between mass block and chamber, absorbing chamber wall.In order further to improve system damping, moving vane can also be set on mass block, chamber, absorbing chamber wall is provided with stator blade and coordinates with moving vane is staggered, in adjacent stator blade and the part space between moving vane, is provided with liquid damping material.In addition, can also be at moving vane or/and flow-disturbing hole or flow-disturbing convex-concave structure be set on stator blade.Certainly, flow-disturbing hole or flow-disturbing convex-concave structure can also be set on mass block.
In order to increase elastic element and to connect the reliability being connected between framework and mass block, the chamber wall surface that can also coordinate with elastic element in absorbing chamber is or/and be provided with connection reinforcing structure on the matching surface of mass block and elastic element.Described connection reinforcing structure comprises surperficial convex-concave structure, surface knurling structure or surface galling structure.
The quantity that connects absorbing chamber in framework surpasses one, and absorbing chamber is along connecting being axially set up in parallel of framework, or/and along vertical being set up in parallel that connects framework cross section, or/and along the level that connects framework cross section to being set up in parallel.
Compared with prior art, the utility model is with the tuning mass bumper of framework, by the quality of mass block and elastic element formation---spring system is arranged on and connects in framework, and its tool has the following advantages:
(1) connect framework confrontation gauge block, elastic element and damping member and form effective protection, good weatherability, anti-sealing, oil, dust enter, especially when using macromolecular material, prevent ozone and ultraviolet radiation damage macromolecular material, elastic material is difficult for occurring aging, can greatly extend the working life of product;
(2) except mass tuning vibration damping, when mass block is greater than 1/2 wavelength of a model frequency with connection framework, mass block and connection framework can produce effect of contraction to elastic element and damping member, the damping material between the two is sheared in relative deformation meeting between the two, realize extra shear deformation power consumption, so effectiveness in vibration suppression is more remarkable;
(3) the utility model is structurally realized breakthrough with the tuning mass bumper of framework, and to the restriction of elastic element still less, the selection range of elastic element is wide, so its applicable frequency is wider;
(4) the utility model is with the tuning mass bumper compact structure of framework, take up room less, little on the impact of building structure outward appearance, it even can be integrated in the post or beam of building structure, the occupying volume external space not, simultaneously on the outward appearance of building structure without impact;
(5) elastic element, left and right upper and lower at mass block independently arranges, and same mass block, to connect framework vertical and connect the horizontal frequency of framework and can independently adjust, is realized tuning quality vibration damping at both direction.
(6) mass block is implemented after precompression with connecting the elastic element arranging between framework, even if form on the one hand the material of elastic element, ftractureed, have internal crack, the rigidity of elastic element and the frequency of okperation of tuning mass bumper can not change; On the other hand, when when controlling dither, the amplitude of mass block is less, and after precompression, the rigidity of elastic element is linear change, easier Exact Design regulation and control; The 3rd, owing to having implemented pretension, elastic material is just in case ftracture, and mass block can not come off yet, safe and reliable.
To sum up, the utility model is simple in structure with the tuning mass bumper of framework, effect of vibration and noise reduction is good, stable performance, applicable frequency domain is wider, long service life, appearance effects to building structure is little, cost performance is very superior, can be widely used in controlling the structural vibration that the reasons such as transport facility, machinery equipment running cause, and its market application foreground is very wide.
Accompanying drawing explanation
Fig. 1 is the utility model with one of structural representation of the tuning mass bumper of framework.
Fig. 2 is one of H-H sectional view of Fig. 1.
Fig. 3 be Fig. 1 H-H sectional view two.
Fig. 4 is the utility model with two of the structural representation of the tuning mass bumper of framework.
Fig. 5 is the utility model with three of the structural representation of the tuning mass bumper of framework.
Fig. 6 is the utility model with four of the structural representation of the tuning mass bumper of framework.
Fig. 7 is the utility model with five of the structural representation of the tuning mass bumper of framework.
Fig. 8 is the utility model with six of the structural representation of the tuning mass bumper of framework.
Fig. 9 is the utility model with seven of the structural representation of the tuning mass bumper of framework.
Figure 10 is the utility model with eight of the structural representation of the tuning mass bumper of framework.
Figure 11 is one of A portion enlarged view in Figure 10.
Figure 12 is two of A portion enlarged view in Figure 10.
Figure 13 is the utility model with nine of the structural representation of the tuning mass bumper of framework.
Figure 14 is one of B-B sectional view of Figure 13.
Figure 15 be Figure 13 B-B sectional view two.
Figure 16 be Figure 13 B-B sectional view three.
Figure 17 is the utility model with ten of the structural representation of the tuning mass bumper of framework.
Figure 18 is the utility model with 11 of the structural representation of the tuning mass bumper of framework.
Figure 19 is the utility model with 12 of the structural representation of the tuning mass bumper of framework.
Figure 20 is the C-C sectional view of Figure 19.
Figure 21 is the utility model with 13 of the structural representation of the tuning mass bumper of framework.
Figure 22 is the D portion enlarged view in Figure 21.
Figure 23 is the utility model with 14 of the structural representation of the tuning mass bumper of framework.
Figure 24 is the utility model with 15 of the structural representation of the tuning mass bumper of framework.
Figure 25 is the utility model with 16 of the structural representation of the tuning mass bumper of framework.
Figure 26 is the utility model with 17 of the structural representation of the tuning mass bumper of framework.
Figure 27 is the utility model with 18 of the structural representation of the tuning mass bumper of framework.
Figure 28 is the utility model with 19 of the structural representation of the tuning mass bumper of framework.
Figure 29 is the E portion enlarged view in Figure 28.
Figure 30 is the utility model with 20 of the structural representation of the tuning mass bumper of framework.
Embodiment
Embodiment one
The utility model is with the tuning mass bumper of framework as depicted in figs. 1 and 2, comprise elastic element 4 and mass block 3, comprise in addition and connect framework 2, connect in framework 2 and comprise an absorbing chamber 100, mass block 3 is arranged in the absorbing chamber 100 that connects framework 2, between mass block 3 and the chamber wall in absorbing chamber 100, is provided with elastic element 4.Concrete, elastic element 4 is arranged between the upper and lower surface and absorbing chamber 100 chamber walls of mass block 3, connecting framework 2 is made by aluminum alloy material, elastic element 4 is made by rubber material, because rubber material has good damping characteristic, is conventional elastic spacer damping material, therefore elastic element 4 is also damping member simultaneously, mass block 3 is iron block, wherein, elastic element 4 by sulfuration process respectively with mass block 3 with connect framework 2 and be fixed together.In order to increase elastic element and to connect the reliability being connected between framework and mass block, on the part matching surface of absorbing chamber chamber wall and elastic element and the part matching surface of mass block and elastic element, be respectively equipped with connection reinforcing structure, described connection reinforcing structure is specially the convex-concave structure 31 arranging in the convex-concave structure 30 that arranges in the 100 chamber wall respective surfaces of absorbing chamber and mass block 3 respective surfaces.
Take below and be applied to building structure and application of the present utility model described as example.During application, can be directly the utility model be directly fixed on to building structure surface with the tuning mass bumper of framework.When building structure is subject under external excitation vibration occurs, quality---the spring tuning system that mass block and elastic element form, producing reaction force work done power consumption is decayed rapidly the vibration of building structure, be tending towards static, in addition, connect framework, between elastomer and mass block, also form damping-constraining energy-dissipation structure, when mass block is greater than 1/2 wavelength of a model frequency with connection framework, in the process that mass block compression elastic element moves to connection framework, mass block and connection framework can produce effect of contraction to rubber material, the rubber material between the two is sheared in relative deformation meeting between the two, realize extra shear deformation power consumption, therefore can further improve the effect of oscillation damping and energy dissipating, realize and extend the building structure object in working life.It is to be noted, in this example, although be only provided with elastic element 4 on the upper and lower surface of mass block 3 between framework 1 with connecting, but because elastic element 4 laterally also has certain elasticity, so this routine described the utility model can be realized and control building structure in vertical and horizontal vibration with the tuning mass bumper of framework simultaneously.In practical application, can, by optimizing the elasticity of elastic element 4 and the gross weight of mass block 3, realize the control to different frequency vibration.Except the building structure such as bridge, the utility model can also be applied in the vibration control of track traffic, huge revolving equipment with the tuning mass bumper of framework, for example, the utility model can be fixedly installed on to the inoperative surface of rail with the tuning mass bumper of framework, for controlling the vibration of rail; Also can be arranged on the floor of putting huge revolving equipment, for controlling the resonance of floor, can realize good effect.
The selection of the utility model Elastic element, mass block and connection framework can be varied, and for example, elastic element can adopt at least one formation in rubber, elastic polyurethane or metal spring; Mass block can adopt the high materials of proportion such as steel, iron to make; Connecting framework can adopt high strength, the corrosion-resistant materials such as stainless steel, aluminum alloy, glass fibre reinforced plastics to make.Certainly different according to the concrete material of elastic element, mass block and connection framework; elastic element can be different with the concrete technique that is connected of mass block and connection framework; such as adopting sulfuration, thermal-adhering, bonding or welding etc.; as long as three firmly can be linked together; can rise and want same effect, among the protection domain all requiring at the utility model.In addition, according to elastic element, the concrete material of mass block and connection framework is different, also can only at the matching surface that connects framework and elastic element, connection reinforcing structure be set, or the connection reinforcing structure only arranging on the matching surface of mass block and elastic element, the concrete structure of surface convex-concave structure can be projection, pit, the various forms such as continuous fin or continuously groove, the sectional shape of surface convex-concave structure can be rectangle, trapezoidal, circular arc, triangle, the various shapes such as T font, connection reinforcing structure is except the surperficial convex-concave structure of having mentioned, can also be the structural types such as surface knurling structure or surface galling structure, also can realize good effect, accompanying drawing explanation one by one, at this, only with word, describe, among the protection domain all requiring at the utility model.
Compared with prior art, the utility model is with the tuning mass bumper of framework, by the quality of mass block and elastic element formation---spring system is arranged on and connects in framework, and its tool has the following advantages:
(1) connect framework confrontation gauge block, elastic element and damping member and form effective protection, good weatherability, anti-sealing, oil, dust enter, especially when using macromolecular material, prevent ozone and ultraviolet radiation damage macromolecular material, elastic material is difficult for occurring aging, can greatly extend the working life of product;
(2) except mass tuning vibration damping, when mass block is greater than 1/2 wavelength of a model frequency with connection framework, mass block and connection framework can produce effect of contraction to elastic element and damping member, the damping material between the two is sheared in relative deformation meeting between the two, realize extra shear deformation power consumption, so effectiveness in vibration suppression is more remarkable;
(3) the utility model is structurally realized breakthrough with the tuning mass bumper of framework, and to the restriction of elastic element still less, the selection range of elastic element is wide, so its applicable frequency is wider, goes for controlling dither more than 15Hz;
(4) the utility model is with the tuning mass bumper compact structure of framework, take up room less, little on the impact of building structure outward appearance, it even can be integrated in the post or beam of building structure, the occupying volume external space not, simultaneously on the outward appearance of building structure without impact;
(5) length dimension is easily revised, and for design alteration and construction error etc., is convenient to adjust correction, and in addition, the versatility of product is also better.
(6) it is to be noted, if the utility model with the assembly process of the tuning mass bumper of framework in to mass block with connect the elastic element that arranges between framework and implement after precompression, can also obtain following advantage: even if form on the one hand the material of elastic element, ftracture, have internal crack, the rigidity of elastic element and the frequency of okperation of tuning mass bumper can not change; On the other hand, when when controlling dither, the amplitude of mass block is less, and after precompression, the rigidity of elastic element is linear change all the time, easier Exact Design regulation and control; The 3rd, owing to having implemented pretension, elastic material is just in case ftracture, and mass block can not come off yet, safe and reliable.The utility model Elastic element can pretension, and whether yet pretension not or not need to not consider the spacing or fixing of elastic element during, and these features are applicable to all embodiments of the utility model, at this, illustrate in the lump, after repeat no longer one by one in embodiment.In general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
In sum, the utility model is simple in structure with the tuning mass bumper of framework, and vibration and noise reducing performance is good, cost is low, long service life, and cost performance is very superior, be conducive to delay the wearing and tearing of building structure, extend the working life of building structure, its market application foreground is very wide.
It is to be noted especially; elastic element in the utility model is except as shown in Figure 2 along axially continuous setting the in absorbing chamber 100; can also be as shown in Figure 3; axially spaced-apart setting along absorbing chamber 100; as long as optimized the stiffness parameters of elastic element, can realize same effect, interval arranges the material input that elastic element is conducive to reduce elastic element; and then reduction product cost, among the protection domain also requiring at the utility model.
Embodiment two
The utility model is with the tuning mass bumper of framework as shown in Figure 4, be with embodiment one difference, elastic element 4 is arranged between mass block 3 left and right sides and absorbing chamber 100 chamber wall surfaces, connecting framework 2 is made by glass fibre reinforced plastic material, elastic element 4 is made by high damping elastane, mass block 3 is made by Steel material, and wherein, elastic element 4 is fixed together with mass block 3 and absorbing chamber 100 chamber walls respectively by chemical adhesive technique.In order to increase elastic element and to connect the reliability being connected between framework and mass block, be respectively equipped with connection reinforcing structure connecting on framework and the matching surface of elastic element and the matching surface of mass block and elastic element, described connection reinforcing structure is specially the surface knurling structure 33 arranging in the surface galling structure 32 that arranges in the 100 chamber wall respective surfaces of absorbing chamber and mass block 3 respective surfaces.The high damping elastane adopting due to elastic element 4 also has good damping characteristic, is also one of conventional elastic spacer damping material, so elastic element 4 is also damping member simultaneously.In addition, elastic element 4 with mass block 3 and when connecting framework 2 and assembling by precompression, in its pre-compressed state, and the precompression displacement of elastic element 4 while being greater than mass block 3 work with respect to the amplitude of absorbing chamber 100 chamber walls.
The application process of the technological scheme that this example is described and advantage and embodiment one are basic identical, at this, no longer repeat.It is to be noted, in the tuning mass bumper of this routine described the utility model with framework, only in mass block 3 left and right sides, between framework 1, be provided with elastic element 4 with connecting, therefore this routine described the utility model is mainly used in controlling building structure in horizontal vibration with the tuning mass bumper of framework, and it also has certain control action to vertical vibration certainly.Compare with embodiment one, in this routine described technological scheme, because elastic element has been implemented to precompression, even the cracking of the high damping elastane in elastic element, there is internal crack, the rigidity of elastic element and the utility model can not change with the frequency of okperation of the tuning mass bumper of framework, and its damping property is more reliable and more stable.Certainly; know-why based on described in embodiment one; in the assembly process of this routine described the utility model with the tuning mass bumper of framework; can be not yet to mass block with connect the elastic element arranging between framework and implement precompression; also can realize same technique effect, among the protection domain also requiring at the utility model, in practical application; can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
In practical application, can, by optimizing the elasticity of elastic element 4 and the gross weight of mass block 3, realize the control to different frequency vibration.During use, can be for a plurality of main vibration frequency of building structure, the tuning mass bumper by the utility model of control corresponding vibration frequency with framework is arranged alternately in building structure.
Embodiment three
The utility model is with the tuning mass bumper of framework as shown in Figure 5, be with embodiment one difference, connecting framework 2 is made by steel, elastic element 4 adopts metal spring, in this example, be specially helical steel springs, the two ends of helical steel springs are weldingly fixed on respectively and connect on framework 2 and mass block 3.In addition, for guaranteeing in using process, elastic element 4 forms effectively supporting to mass block 3 all the time, elastic element 4 with mass block 3 and when connecting framework 2 and assembling by precompression, in its pre-compressed state, and the precompression displacement of elastic element 4 while being greater than mass block 3 work with respect to the amplitude of absorbing chamber 100 chamber walls.
This routine described technological scheme is identical with embodiment one application process, at this, no longer repeats.In addition, compare with embodiment one, this routine described the utility model with the tuning mass bumper of framework also tool have the following advantages: owing to adopting helical steel springs as elastic element, helical steel springs is except having good elasticity vertical, it laterally also has good elasticity, therefore by controlling the vertical stiffness of helical steel springs and the relation between lateral stiffness, this routine described the utility model can be controlled the horizontal and vertical vibration of building structure with the tuning mass bumper of framework simultaneously, its physical property is subject to the such environmental effects such as temperature and humidity little, damping property is efficient stable more, longer service life.In addition, can be used as the metal spring of elastic element except already mentioned metal coil spring, can also be dish spring or leaf spring, can realize good effect, among the protection domain all requiring at the utility model.Certainly, for the yielding support that guarantees that elastic element is in use remained valid to mass block all the time, the elastic element forming for independent employing metal spring, in the process of the utility model manufacturing, preferably, when elastic element and mass block and connection framework are assembled, implement precompression, this point is also applicable to the technological scheme that other applied metal springs of the utility model form elastic elements, at this, is described in the lump.
Certainly, the utility model does not repel elastic element not by precompressed technological scheme yet, according to different needs, elastic element also can not precompression, for example can be by metal coil spring two ends in this example respectively with mass block and connect together with framework is weldingly fixed on, elastic element is not implemented to precompression.In general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Embodiment four
The utility model, with the tuning mass bumper of framework, is with embodiment three difference as shown in Figure 6, and the elastic element 4 that helical steel springs forms is arranged between the surface, upper and lower, left and right and the chamber wall surface in absorbing chamber 100 of mass block 3 simultaneously.
Compare with embodiment three, in technological scheme described in this example, elastic element is upper and lower at mass block, left and right independently arranges, after being arranged in building structure, same mass block can independently be adjusted in the vertical and horizontal frequency of building structure of building structure, at both direction, realize tuning quality vibration damping, its phase mutual interference is little, and control accuracy is higher.In addition, because elastic element is supporting whole mass block surrounding, in using process the motion of mass block more stable, be not easy produce to swing and tilting moment.
Know-why based on this example Suo Shu, and the know-why described in embodiment one and embodiment two, as shown in Figure 7, elastic element 4 also can adopt the elastic damping materials such as rubber or elastane to make, this elastic element also can be used as damping member simultaneously and uses, and can effectively improve system damping.Compare with embodiment two with embodiment one; shown in Fig. 7 in technological scheme; elastic element is upper and lower at mass block, left and right independently arranges; be convenient to elastic element upper and lower to mass block and that left and right the arranges parameter of independently adjusting frequency; parameters precision is higher; and phase mutual interference is little, can realize tuning quality vibration damping at both direction, among the protection domain also requiring at the utility model.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Embodiment five
The utility model is with the tuning mass bumper of framework as shown in Figure 8, be with embodiment four difference, connecting framework 2 adopts round steel pipe to make, the cross section in absorbing chamber 100 is circular, along the level in absorbing chamber to and vertically between absorbing chamber 100 chamber walls and mass block 3, be respectively equipped with elastic element 4, elastic element 4 is the complex spring that rubber and metal coil spring form, and the rubber material in this elastic element 4 also forms damping member simultaneously.Effectively spacing for elastic element is carried out, on mass block 3 and connection framework 2, spacing preiection 151 and 150 are set respectively.
Compare with embodiment four, in this routine described technological scheme, elastic element 4 consists of the complex spring of rubber and metal coil spring, adopt rubber-metal composite spring, both high elasticity, the long lifetime of metal coil spring can have been given full play to, can utilize again rubber material effectively to suppress metal coil spring resonance in use, be conducive to damping property and the working life of further improving product.Certainly, this routine described the utility model, with the tuning mass bumper of framework, has certain directivity when application, during use, should note.
In addition; know-why based on this example Suo Shu; the shape of cross section that connects framework 2 also can be varied; except quadrilateral; can also be other shapes such as circle, pentagon, Hexagon, its selection range be large, and adaptability is good; can realize good effect, in the protection domain all requiring at the utility model.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Embodiment six
The utility model, with the tuning mass bumper of framework, is with embodiment four difference as shown in Figure 9, and the complex spring that elastic element 4 is made by metal stamper spring and elastane forms.
Compare with embodiment four, this routine described the utility model utilizes complex spring that metal stamper spring and elastane make as elastic element 4 with the tuning mass bumper of framework, can make full use of dish spring bearing capacity strong, long service life, the advantage such as take up room little.In addition, can make full use of limited installing space, be conducive to the mass block that slot milling setting is larger, further promote damping property.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Embodiment seven
The utility model is with the tuning mass bumper of framework as shown in Figure 10, Figure 11, be with embodiment four difference, elastic element 4 consists of leaf spring, metal clips 11 and surface coated rubber layer 12 thereof that described leaf spring is made by spring steel form jointly, the corresponding restraining groove that holds leaf spring that arranges on mass block 3.It is pointed out that, in elastic element 4, metal clips 11 mainly provides elasticity, rubber layer 12 mainly provides damping, so rubber layer 12 is used in this as damping member.
This example is described identical with embodiment four application process with the tuning mass bumper of framework, at this, no longer repeats.Compare with embodiment four, the utility model described in this example is with the tuning mass bumper of framework, except the tuning system of mass block and elastic element formation can be realized passive energy dissipation, metal clips 11 in elastic element is also constantly sheared rubber layer 12 between the two in the course of the work under the constraint that connects framework, realize shear energy dissipation, therefore power consumption is faster, and effectiveness in vibration suppression is also better.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Embodiment eight
As shown in Figure 10 and Figure 12, the utility model is with the tuning mass bumper of framework, be with embodiment seven difference, elastic element 4 consists of leaf spring, and the metal clips 14 that described leaf spring is made by two flat spring steel and the rubber layer 13 of middle sandwiched thereof form jointly.Similar to embodiment seven, rubber layer 13 is also used as damping member at this.
The application process of this routine described technological scheme and advantage are all basic identical with embodiment seven, be noted that, in this example, metal clips 14 directly forms constrained damping structure with rubber layer 13, also can realize lasting power consumption in the course of the work, because the useful area of shearing damp material between metal clips 14 is larger, so its shearing damp power consumption is more, decay building construction vibration energy is faster, and effectiveness in vibration suppression is better.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Embodiment nine
The utility model is with the tuning mass bumper of framework as shown in Figure 13 and Figure 14, be with the difference with the tuning mass bumper of framework shown in Fig. 7, connect framework 2 and axially by dividing plate 48, be separated into four absorbing chambeies along himself, in each absorbing chamber, be equipped with mass block and elastic element, wherein, in absorbing chamber 104, be provided with mass block 40 and elastic element 41, elastic element 41 is arranged between mass block and chamber, absorbing chamber wall around mass block 40; In absorbing chamber 105, be provided with mass block 42 and elastic element 43, elastic element 43 is arranged between mass block and chamber, absorbing chamber wall around mass block 42; In absorbing chamber 106, be provided with mass block 44 and elastic element 45, elastic element 45 is arranged between mass block and chamber, absorbing chamber wall around mass block 44; In absorbing chamber 107, be provided with mass block 46 and elastic element 47, elastic element 47 is arranged between mass block and chamber, absorbing chamber wall around mass block 46.Mass block 40,42,44 and 46 all adopts cast iron materials to make, and elastic element 41,43,45 and 47 all adopts high damping elastic rubber material to make, and also as damping member, uses simultaneously.
This routine described the utility model is identical with the application mode with the tuning mass bumper of framework shown in Fig. 7 with the tuning mass bumper of framework, no longer repeats.Compare with the tuning mass bumper with framework shown in Fig. 7, the sharpest edges of this routine described technological scheme are, owing to connecting in framework, along building structure, be longitudinally provided with the absorbing chamber that four sizes differ, mass size in each absorbing chamber is different, elastic element thickness in each absorbing chamber is also different, therefore, optimize respectively the parameter of mass block and elastic element in each absorbing chamber, just can make the quality that in each absorbing chamber, mass block and elastic element form---spring tuning system is controlled a certain characteristic frequency vibration, can control the vibration of four frequencies simultaneously, effect of vibration and noise reduction after use is better.In addition; the material of the mass block adopting in different absorbings chamber can be different; the material of the elastic element adopting in different absorbings chamber also can be different; as long as adjust quality and elastic element rigidity; can effectively control a certain specific vibration frequency, in the middle of the protection domain all requiring at the utility model.In addition; know-why based on narration in embodiment four; being positioned at mass block elastic element upper and lower and left and right also can consist of different materials; mass block can independently be adjusted in the vertical and horizontal frequency of rail of rail like this; at both direction, realize tuning quality vibration damping; its phase mutual interference is little; control accuracy is higher; this feature is also applicable to other elastic elements and is arranged on the technological scheme between mass block and chamber, absorbing chamber wall around mass block; at this, with word, be described in the lump, among the protection domain also requiring at the utility model.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Embodiment ten
As shown in Figure 13 and Figure 15, the utility model is with the tuning mass bumper of framework, be with embodiment nine difference, connect in framework 2 and comprise an absorbing chamber, mass block 40 and elastic element 41 are set in absorbing chamber, mass block 40 is made by cast steel, and elastic element 41 is made by high damping elastic caoutchouc, and elastic element 41 is arranged between mass block and the chamber wall in absorbing chamber around mass block 40 surroundings, at this, elastic element 41 is also damping member simultaneously.In addition, mass block 40 only intermediate section be arranged on the Nei， two ends, absorbing chamber that connect framework 2 and extend to respectively and connect beyond framework 2.
This routine described technological scheme, except having all advantages of the utility model shown in Fig. 7 with the tuning mass bumper of framework, because its mass block is only partly arranged in absorbing chamber, adjust the parameters such as quality and elastic element rigidity more convenient, except can vibrating for control medium-high frequency, because it can arrange larger mass block, be also specially adapted to control low-frequency vibration again, Applicable scope is wider.In addition, because the Length Ratio mass block 40 of connection framework 2 is short, also help saving material.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
As shown in Figure 13 and Figure 16, the utility model is with the tuning mass bumper of framework, be with embodiment ten difference, comprise that two connect framework 2, two connect the end that framework is separately positioned on mass block 40, each connects in framework 2 and comprises an absorbing chamber, mass block 40 and elastic element 41 is set, wherein in absorbing chamber, the mass block 40 only local segment of two ends is arranged in absorbing chamber, and intermediate portion is exposed to be connected between framework at two.
Compare with embodiment ten, this routine described technological scheme, production assembling is convenient, and in the middle of mass block, the sectional dimension of naked section even can be greater than and connect framework sectional dimension, is conducive to larger mass block is set, and controls more low-frequency vibration.Meanwhile, mass block two ends coordinate with elastic element and connection framework, and during work, stability is also better.In addition, also help the materials'use amount that further reduction connects framework, cost-saving.
Certainly, the know-why based on this example Suo Shu, connect framework also can arrange three even more, among the protection domain all requiring at the utility model.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Except as shown in Figure 14, a plurality of absorbings chamber in connection framework is outside it axially arranges, the utility model is with the tuning mass bumper of framework as shown in figure 17, be with embodiment nine difference, connect in framework 2 and comprise three absorbing chambeies, three absorbing chambeies are along the vertical setting that connects framework 2, wherein, in the absorbing chamber of the top, be provided with mass block 58 and elastic element 59, in middle absorbing chamber, be provided with mass block 60 and elastic element 61, in the absorbing chamber of below, be provided with mass block 62 and elastic element 63.Mass block 58,60 and 62 is made by loaded concrete material, and elastic element 59,61 and 63 is made by elastane.
Similar to embodiment nine, by optimizing quality and elastic element rigidity, the utility model can be controlled the vibration of a plurality of frequencies with the tuning mass bumper of framework simultaneously, very convenient to use.Adopt loaded concrete to make mass block, corrosion can not occur, long service life, and can greatly reduce costs.In addition; mass block in this example in different absorbings chamber and elastic element also can adopt different materials to make; such as adopting respectively metal spring, rubber spring and the Elastic polyurethane spring etc.; in addition; can also adopt normal concrete or reinforced concrete to make mass block; also can realize good effect, among the protection domain all requiring at the utility model.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
The utility model, with the tuning mass bumper of framework, is with embodiment 12 difference as shown in figure 18, connects in framework 2 and comprises four absorbing chambeies, and four absorbing chambeies are sphere of movements for the elephants type and arrange.Wherein in upper left absorbing chamber, mass block 49 and elastic element 50 are set, mass block 51 and elastic element 52 are set in top-right absorbing chamber, mass block 53 and elastic element 54 are set in the absorbing chamber of left bottom, mass block 55 and 56 and elastic element 57 are set in bottom-right absorbing chamber.All mass blockes all adopt cast iron materials to make, and elastic element 50,52,54 and 57 adopts respectively the rubber material of dissimilar different-stiffness to make.
Similar to embodiment 12, this routine described the utility model also can be controlled the vibration of a plurality of frequencies with the tuning mass bumper of framework simultaneously, and special lower right is provided with two mass blockes in absorbing chamber, after Optimal Parameters, can realize the control to different frequency vibration, its damping efficiency is higher.
It is to be noted, based on embodiment nine, embodiment 12 and this routine disclosed know-why, when in connecting framework, the quantity in absorbing chamber surpasses one, absorbing chamber can be along connecting being axially set up in parallel of framework, or/and along vertical being set up in parallel that connects framework cross section, or/and along the level that connects framework cross section to being set up in parallel, it can realize the vibration of controlling a plurality of frequencies, effectiveness in vibration suppression is better, uses very convenient.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
As shown in Figure 19 and Figure 20, the utility model is with the tuning mass bumper of framework, be with the difference with the tuning mass bumper of framework shown in Fig. 5, connecting framework 2 is made by steel plate, in the absorbing chamber 100 of connection framework, be also provided with damping member 65, described damping member 65 consists of liquid damping material, 100 both ends open places, absorbing chamber are provided with Sealing 66, Sealing 66 is made by steel plate, Sealing 66 with connect framework two ends welding and be fixed together, absorbing chamber 100 is sealed completely, liquid damping material is filled in the part space between mass block 3 and absorbing chamber 100 chamber walls.
This routine described the utility model is identical with embodiment one with the application process of the tuning mass bumper of framework, at this, no longer repeats.Take and be applied to building structure as example, owing to having set up the damping member 65 that liquid damping material forms in absorbing chamber 100, when mass block 3 absorption building construction vibration energy are subjected to displacement, liquid damping material can produce one and hinder the counter-force that mass block moves, thereby the energy of mass block is consumed rapidly.Therefore, not only can make the vibrational energy of building structure decay rapidly, can also suppress the resonance of elastic element 4, make elastic element 4 recover rapidly static, thus the fatigue life of improving elastic element, and then the working life of prolongation the utility model product.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Embodiment 15
As shown in Figure 21 and Figure 22, the utility model is with the tuning mass bumper of framework, be with embodiment 14 difference, mass block 3 is provided with flow-disturbing convex-concave structure, and many sectional shapes that flow-disturbing convex-concave structure is specially mass block 3 surface settings are leg-of-mutton fin 67.
Compare with embodiment 14, because mass block 3 surfaces are provided with many fins 67, mass block 3 is larger with effective area of contact of the damping member 65 that liquid damping material forms, and the resistance that liquid damping material produces mass block is also just larger, therefore power consumption is faster, and effectiveness in vibration suppression is also better.
Know-why based on this example Suo Shu, the sectional shape of fin 67 can be also circular arc, rectangle, the various shape such as trapezoidal.In addition, flow-disturbing convex-concave structure can be varied, for example, also can be as shown in figure 23, many grooves 68 that flow-disturbing convex-concave structure is arranged by mass block 3 surfaces form; Or a plurality of local crownings 69 that as shown in figure 24, flow-disturbing convex-concave structure is arranged by mass block 3 surfaces form; Again or as shown in figure 25, a plurality of local pit 70 that flow-disturbing convex-concave structure is arranged by mass block 3 surfaces forms.Certainly except shape shown is right; the sectional shape of groove 68, local crowning 69 and local pit 70 also can be varied; as long as can improve effective area of contact of mass block and liquid damping material, can realize good effect, among the protection domain all requiring at the utility model.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Embodiment 16
The utility model, with the tuning mass bumper of framework, is with embodiment 15 difference as shown in figure 26, and flow-disturbing convex-concave structure consists of a plurality of flow-disturbing holes 71 along connecting the vertical perforation of framework cross section that arrange on mass block 3.Flow-disturbing hole 71 is immersed in the damping member 65 of liquid damping material formation.
Effective area of contact of mass block and liquid damping material can be effectively improved in the flow-disturbing hole 71 arranging on mass block 3.When mass block 3 moves, the liquid damping material in flow-disturbing hole 71 and mass block 3 can relatively move, and therefore can produce resistance and consume energy, so the damping property that product can be effectively improved in flow-disturbing hole 71 is later set on mass block 3.Because flow-disturbing hole 71 is along connecting the vertical setting of framework 2 cross section, vertical when mobile along connecting framework when mass block, effectiveness in vibration suppression is the most obvious, so this technological scheme is more suitable for controlling along connecting the vertical vibration of framework.Based on this principle, as shown in Figure 27, also can on mass block, arrange along connecting framework cross section horizontal direction flow-disturbing hole 72, to control along connecting the vibration of framework cross section horizontal direction.Certainly; can on mass block, arrange along connecting the vertical flow-disturbing hole of framework cross section and edge and connect framework cross section horizontal direction flow-disturbing hole simultaneously; be conducive to improve comprehensively level of control to and the ability of vertical vibration, among the protection domain also requiring at the utility model.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Embodiment 17
The utility model is with the tuning mass bumper of framework as shown in Figure 28 and Figure 29, be with embodiment 16 difference, on mass block 3, be also provided with moving vane 73, absorbing chamber 100 chamber walls are provided with stator blade 74 and coordinate with moving vane 73 is staggered, in adjacent stator blade 74 and the part space between moving vane 73, are provided with liquid damping material 65.
Similar to the know-why of record in embodiment 16, on chamber wall due to mass block and absorbing chamber, be provided with respectively moving vane and the stator blade cooperatively interacting, can significantly improve the effective area of contact between mass block and liquid damping material, moving vane and stator blade cooperatively interact in the course of the work simultaneously, the effect of also liquid damping material production being extruded, therefore power consumption is faster, and effectiveness in vibration suppression is better.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
Embodiment 18
The utility model, with the tuning mass bumper of framework, is with embodiment 17 difference as shown in figure 30, and moving vane 73 is provided with flow-disturbing hole 75, is also provided with flow-disturbing hole 76 on stator blade 74.
Owing to being provided with respectively flow-disturbing hole on moving vane and stator blade, when moving vane is during near stator blade, liquid damping material also suffer oppression can be in flow-disturbing hole vibration, further improved energy dissipation capacity, and then the effectiveness in vibration suppression of improving product.Certainly the know-why based on this example Suo Shu also can only arrange flow-disturbing hole on one of moving vane or stator blade, also can play good effectiveness in vibration suppression.In addition; know-why described in know-why based on this example Suo Shu and embodiment 15; also can be at stator blade or/and flow-disturbing convex-concave structure be set on moving vane; such as fin, projection, local crowning or local pit etc. are set; can play close effect; among the protection domain all requiring at the utility model, at this, only with word, be described, no longer in addition accompanying drawing.
Certainly, according to different needs, this routine Elastic element can precompression also can not precompression, in general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
By above-described embodiment, can find out, compared with prior art, the utility model is with the tuning mass bumper of framework, by the quality of mass block and elastic element formation---spring system is arranged on and connects in framework, it at least has the following advantage of part: (1) connects framework confrontation gauge block, elastic element and damping member form effective protection, good weatherability, anti-sealing, oil, dust enters, especially when using macromolecular material, prevent ozone and ultraviolet radiation damage macromolecular material, elastic material is difficult for occurring aging, can greatly extend the working life of product, (2) except mass tuning vibration damping, when mass block is greater than 1/2 wavelength of a model frequency with connection framework, mass block and connection framework can produce effect of contraction to elastic element and damping member, the damping material between the two is sheared in relative deformation meeting between the two, realize extra shear deformation power consumption, so effectiveness in vibration suppression is more remarkable, (3) the utility model is structurally realized breakthrough with the tuning mass bumper of framework, and to the restriction of elastic element still less, the selection range of elastic element is wide, so its applicable frequency is wider, goes for controlling dither more than 15Hz, (4) the utility model is with the tuning mass bumper compact structure of framework, take up room less, little on the impact of building structure outward appearance, it even can be integrated in the post or beam of building structure, the occupying volume external space not, simultaneously on the outward appearance of building structure without impact, (5) length dimension is easily revised, and for design alteration and construction error etc., is convenient to adjust correction, and in addition, the versatility of product is also better.(6) it is to be noted, if the utility model with the assembly process of the tuning mass bumper of framework in to mass block with connect the elastic element that arranges between framework and implement after precompression, can also obtain following advantage: even if form on the one hand the material of elastic element, ftracture, have internal crack, the rigidity of elastic element and the frequency of okperation of tuning mass bumper can not change; On the other hand, when when controlling dither, the amplitude of mass block is less, and after precompression, the rigidity of elastic element is linear change all the time, easier Exact Design regulation and control; The 3rd, owing to having implemented pretension, elastic material is just in case ftracture, and mass block can not come off yet, safe and reliable.
The utility model Elastic element can pretension, and whether yet pretension not or not need to not consider the spacing or fixing of elastic element during.In general, while controlling dither, must implement pretension to elastic element, while controlling low-frequency vibration, elastic element is pretension not, in practical application, can, according to the feature of required control structure vibration frequency, select whether elastic element to be implemented to precompression.
The utility model is strong with the tuning mass bumper applicability of framework, long service life, effect of vibration and noise reduction is good, its applicable elastic element kind is abundanter, the frequency range that can control is wider, particularly elastic element is implemented after precompression, and the dither going for more than 15Hz is controlled, applicability is strengthened greatly, and market application foreground is very wide.In addition, the embodiment in the utility model is only better explanation the technical solution of the utility model, should not be considered as restriction of the present utility model, and wherein the technical characteristics in many embodiments also can cross-reference.Based on the utility model know-why; those skilled in the art can re-start combination or utilize similar technology simply to replace some element wherein technological scheme described in above-described embodiment; as long as based on know-why of the present utility model, in the protection domain all requiring at the utility model.
Claims (12)
1. the tuning mass bumper with framework, comprise elastic element and mass block, characterized by further comprising at least one and connect framework, connect in framework and comprise at least one absorbing chamber, mass block is local being arranged in the absorbing chamber that connects framework at least, between mass block and the chamber wall in absorbing chamber, is provided with elastic element.
2. the tuning mass bumper with framework according to claim 1, it is characterized in that the elastic element arranging between mass block and chamber, absorbing chamber wall is in its pre-compressed state, and the precompression displacement of elastic element is greater than mass block when work with respect to the amplitude of chamber, absorbing chamber wall.
3. the tuning mass bumper with framework according to claim 1, characterized by further comprising damping member, and damping member is arranged between mass block and chamber, absorbing chamber wall.
4. the tuning mass bumper with framework according to claim 3, is characterized in that damping member consists of elastic spacer damping material.
5. the tuning mass bumper with framework according to claim 3, it is characterized in that damping member consists of liquid damping material, absorbing chamber opening is provided with Sealing, Sealing seals absorbing chamber completely, and liquid damping material is filled in the part space between mass block and chamber, absorbing chamber wall.
6. the tuning mass bumper with framework according to claim 5, it is characterized in that being that mass block is provided with moving vane, chamber, absorbing chamber wall is provided with stator blade and coordinates with moving vane is staggered, in adjacent stator blade and the part space between moving vane, is provided with liquid damping material.
7. the tuning mass bumper with framework according to claim 6, is characterized in that moving vane or/and stator blade is provided with flow-disturbing hole or flow-disturbing convex-concave structure.
8. the tuning mass bumper with framework according to claim 1, is characterized in that mass block is provided with flow-disturbing hole or flow-disturbing convex-concave structure.
9. the tuning mass bumper with framework according to claim 1, is characterized in that the chamber wall surface that absorbing chamber coordinates with elastic element or/and the matching surface of mass block and elastic element is provided with connection reinforcing structure.
10. the tuning mass bumper with framework according to claim 9, is characterized in that connection reinforcing structure comprises surperficial convex-concave structure, surface knurling structure or surface galling structure.
11. tuning mass bumpers with framework according to claim 1, it is characterized in that connecting the quantity in absorbing chamber in framework over one, absorbing chamber is along connecting being axially set up in parallel of framework, or/and along vertical being set up in parallel that connects framework cross section, or/and along the level that connects framework cross section to being set up in parallel.
12. tuning mass bumpers with framework according to claim 1, is characterized in that bonding between elastic element and mass block and chamber, absorbing chamber wall, welding or sulfuration are connected and fixed and are integral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320411191.1U CN203431090U (en) | 2013-07-10 | 2013-07-10 | Tuning quality absorber with frame |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320411191.1U CN203431090U (en) | 2013-07-10 | 2013-07-10 | Tuning quality absorber with frame |
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| CN203431090U true CN203431090U (en) | 2014-02-12 |
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| CN201320411191.1U Expired - Lifetime CN203431090U (en) | 2013-07-10 | 2013-07-10 | Tuning quality absorber with frame |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335057A (en) * | 2013-07-10 | 2013-10-02 | 青岛科而泰环境控制技术有限公司 | Tuned mass damper with frame |
| CN111043239A (en) * | 2019-12-25 | 2020-04-21 | 西北工业大学 | Super-elastic low Poisson's ratio distributed cell element vibration suppression structure |
-
2013
- 2013-07-10 CN CN201320411191.1U patent/CN203431090U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335057A (en) * | 2013-07-10 | 2013-10-02 | 青岛科而泰环境控制技术有限公司 | Tuned mass damper with frame |
| WO2015003632A1 (en) * | 2013-07-10 | 2015-01-15 | 青岛科而泰环境控制技术有限公司 | Tunable mass damper with frame |
| CN103335057B (en) * | 2013-07-10 | 2015-07-22 | 青岛科而泰环境控制技术有限公司 | Tuned mass damper with frame |
| CN111043239A (en) * | 2019-12-25 | 2020-04-21 | 西北工业大学 | Super-elastic low Poisson's ratio distributed cell element vibration suppression structure |
| CN111043239B (en) * | 2019-12-25 | 2021-09-17 | 西北工业大学宁波研究院 | Super-elastic low Poisson's ratio distributed cell element vibration suppression structure |
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