CN106438807A - Solids friction damper rod - Google Patents

Solids friction damper rod Download PDF

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Publication number
CN106438807A
CN106438807A CN 201610908312 CN201610908312A CN106438807A CN 106438807 A CN106438807 A CN 106438807A CN 201610908312 CN201610908312 CN 201610908312 CN 201610908312 A CN201610908312 A CN 201610908312A CN 106438807 A CN106438807 A CN 106438807A
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CN
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end
cylinder
piston
orifice
solid particles
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CN 201610908312
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Chinese (zh)
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万维东
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武汉东九永环工程技术有限公司
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92Protection against other undesired influences or dangers
    • E04B1/98Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F7/00Vibration-dampers; Shock-absorbers
    • F16F7/01Vibration-dampers; Shock-absorbers using friction between loose particles, e.g. sand
    • F16F7/015Vibration-dampers; Shock-absorbers using friction between loose particles, e.g. sand the particles being spherical, cylindrical or the like
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2222/00Special physical effects, e.g. nature of damping effects
    • F16F2222/04Friction

Abstract

The invention discloses a rod type solid particle friction damper. The rod type solid particle friction damper comprises a cylinder body and a piston rod. End covers are arranged at the two ends of the cylinder body, and the two ends of the piston rod stretch out of the end covers. A piston body is fixed to the middle portion of the piston rod, the piston body is located in the cylinder body to divide the cylinder body into a first cavity and a second cavity, and multiple damping holes for communicating the first cavity with the second cavity are formed in the piston body; and the first cavity and the second cavity of the cylinder body are filled with multiple spherical solid particles, and when the piston body moves in the cylinder body, the solid particles can mutually flow in the first cavity and the second cavity through the damping holes. The solid particles are adopted as a damping medium, the solid particles have the beneficial effects of resisting high-temperature and low-temperature environments, no energy needs to be additionally added, and especially no oil leakage problem or aging problem exists; and the service life is long, and installation and maintenance are convenient.

Description

杆式固体颗粒摩擦阻尼器 Solids friction damper rod

技术领域 FIELD

[0001] 本发明属于机械结构抗震技术领域,具体涉及一种杆式固体颗粒摩擦阻尼器。 [0001] The present invention belongs to the technical field of mechanical shock structure, particularly to a lever-type solid particulate friction damper. 背景技术 Background technique

[0002] 我们生活的世界是一个“振动”的世界。 [0002] world we live in is a world "oscillation". 振动无处不在,无时不在,只不过表现形式不同,强弱有大小。 Vibration everywhere and at all times, but in different forms, there is the strength of size. 在建筑业,建筑结构容易受到地震、风振或环境因数的激励而产生振动。 In the construction industry, the building structure can be easily produced by vibration excitation earthquake, wind-induced vibration or environmental factors. 这些振动使房屋建筑或桥梁结构产生较大的响应,结构构件发生破坏或者疲劳而危及结构安全,人们生活的舒适度降低甚至生命受到严重威胁。 These vibrations make house building or bridge structures have a greater response, structural members or the occurrence of fatigue damage and endanger the structural safety, reduce the comfort of people's lives and even life is seriously threatened. 长期以来,随着科学的进步和发展, 广大科技工作者发明和创造了多项结构减震控制的技术和产品。 For a long time, along with the progress of science and development, invention and science and technology workers has created a number of technical and product structure damping control.

[0003] 1)油压阻尼器:是杆式阻尼器的一种,它是液体油通过阻尼孔在两个缸内的流动提供阻尼力。 [0003] 1) the oil damper: a damper rod, which is to provide a damping force in the liquid oil flow through the two-cylinder orifice.

[0004] 2)粘性剪切型阻尼器(VSD):是近几年出现的一种新型减振装置,其特点是利用阻尼器中切片运动使粘性体产生剪切变形从而将振动能量传递给粘性体再转变成热能耗散。 [0004] 2) viscous shear damper (VSD): a new type of vibration damping device is emerged in recent years, which is characterized by the use of the damper body is sliced ​​to produce movement of the viscous shear deformation so that the vibration energy is transmitted to reconverted heat dissipation viscous material. 粘性剪切型阻尼器针对油压阻尼器而言,对〇.5_级的微小振动比较敏感。 Viscous shear damper for the purposes of the oil damper, more sensitive to small vibration 〇.5_ level.

[0005] 上述油压阻尼器安装精度要求较严,作为阻尼介质的硅油温度效应明显,由于频繁动作,容易发生漏油和渗油现象,因此维修费用相对较高。 [0005] The oil damper mounting accuracy of the more stringent requirements, temperature effect silicone oil as the damping medium, significantly, due to frequent operation, oil leakage and oil leakage phenomenon easily occurs, so maintenance costs are relatively high. 并且油压阻尼器对小振幅振动不敏感。 Oil damper and insensitive to the small amplitude vibration. 而粘性剪切型阻尼器在使用过程中其阻尼力易受温度变化的影响,且工作溶液容易渗漏。 And a viscous shear damper in the course of which a damping force is susceptible to temperature change, and easy to leak the working solution. 发明内容 SUMMARY

[0006] 本发明的目的就是为了解决上述背景技术存在的不足,提供一种结构简单、安装维护方便的杆式固体颗粒摩擦阻尼器。 [0006] The object of the present invention is to solve the shortcomings of the background art, there is provided a simple structure, easy installation and maintenance of the solid particulate friction damper rod.

[0007] 本发明采用的技术方案是:一种杆式固体颗粒摩擦阻尼器,包括缸体和活塞杆,所述缸体两端设有端盖,所述活塞杆两端从端盖伸出,所述活塞杆中部固定有活塞体,活塞体位于缸体中将其分成第一腔室和第二腔室,活塞体上设有多个连通第一腔室与第二腔室的阻尼孔,在缸体的第一腔室和第二腔室内填充有若干球状的固体颗粒,所述活塞体在缸体内运动时,固体颗粒能够通过阻尼孔在第一腔室和第二腔室内相互流动。 [0007] The present invention adopts the technical solution is: A rod of solid particulate friction damper comprises a cylinder and a piston rod, the end cap is provided at both ends of the cylinder, the piston rod extending from both ends of the end cap the central rod is fixed to the piston body, which piston body is located in the cylinder into a first chamber and a second chamber is provided with a plurality of orifice communicating the first chamber and the second chamber on the piston body the first chamber and the second chamber of the cylinder chamber filled with a number of spherical solid particles in the body of the piston body movement of the cylinder, the solid particles can be in a first chamber and another chamber through a second orifice flow.

[0008] 进一步地,所述阻尼孔包括正阻尼孔和反阻尼孔,所述正阻尼孔和反阻尼孔均为一端直径大、另一端直径小的锥形孔,所述正阻尼孔直径大的一端与反阻尼孔直径小的一端对应布置。 [0008] Further, the orifice comprising a positive anti orifice and orifice, said orifice and n are anti-orifice having a larger diameter at one end, the other end of a small diameter tapered hole, the large-diameter orifice positive One end of the small diameter end of the trans orifice corresponding arrangement.

[0009] 进一步地,所述多个阻尼孔沿活塞体圆周均匀间隔布置。 [0009] Further, the plurality of orifices uniformly spaced along the circumference of the piston body.

[0010] 进一步地,所述固体颗粒为具有较大刚度的金属球。 [0010] Further, the solid particles are metal balls having a large stiffness.

[0011] 更进一步地,还包括一端开口的连接筒,所述连接筒开口的一端与缸体一端固定连接,连接筒与缸体同轴设置,活塞杆伸出缸体端盖外的一端伸入到连接筒内部,所述连接筒另一端外侧设有第一连接头;所述活塞杆伸入到连接筒内部的一端设有活塞杆帽,活塞杆帽侧壁贴合连接筒内壁,所述活塞杆另一端设有第二连接头。 [0011] Still further, further comprising a connecting tube with one open end, the open end of the connecting tube and the cylinder end fixedly connected to the connecting cylinder disposed coaxially with the cylinder, one end of the piston rod extending outside the cylinder end cap into the interior of the connecting tube, the other end connected to the outer cylinder is provided with a first connector; one end of said piston rod projects into the interior of the connecting tube is provided with a cap piston rod connected to a cap attached to the tube wall side walls, the The other end of the piston rod is provided with said second connector.

[0012] 本发明采用固体颗粒作为阻尼介质,固体颗粒在缸体的两个腔室内相互流动过程中,固体颗粒之间相互摩擦、固体颗粒与阻尼孔壁之间、固体颗粒与缸体壁之间也产生摩擦,从而提供阻尼力、消耗能量,结构简单,固体颗粒具有耐高、低温环境的特点,且不需要夕卜加能源,特别是不存在“漏油”问题和老化问题,使用寿命长,安装及维护方便。 [0012] The present invention uses the solid particles as the damping medium, solid particles in the two chambers to each other during the flow of the cylinder, the friction between the solid particles to each other, between the solid particles and the orifice wall, the cylinder wall of the solid particles also between the friction, thereby providing a damping force, energy consumption, simple structure, the solid particles having a high resistance, low-temperature characteristics of the environment, and does not require energy Xi clandestine laboratories, especially the "leakage" and the aging problem does not exist, the service life long, easy installation and maintenance. 附图说明 BRIEF DESCRIPTION

[0013] 图1为本发明的剖面示意图。 [0013] FIG. 1 is a cross-sectional schematic view of the present disclosure.

[0014] 图2为本发明的局部放大示意图。 Local [0014] FIG. 2 is an enlarged schematic view of the present disclosure.

[0015] 图3为本发明活塞杆与活塞体配合的端面示意图。 [0015] FIG. 3 is a schematic end surface of the piston body with a piston rod of the present invention.

[0016] 图中:1-缸体;2-活塞杆;3-端盖;4-活塞体;5-第一腔室;6-第二腔室;7-阻尼孔; 7.1-正阻尼孔;7.2-反阻尼孔;8-固体颗粒;9-连接筒;10-活塞杆帽;11-第一连接头;12-第二连接头。 [0016] FIG: 1 - a cylinder; 2- rod; 3- cap; 4- piston body; 5- a first chamber; 6- second chamber; 7- orifice; 7.1 n-orifice ; 7.2 anti orifice; 8- solid particles; 9- connecting cylinder; cap rod 10-; 11- a first connector; 12- second connector. 具体实施方式 Detailed ways

[0017] 下面结合附图和具体实施例对本发明作进一步的详细说明,便于清楚地了解本发明,但它们不对本发明构成限定。 [0017] conjunction with the accompanying drawings and the following specific embodiments of the present invention will be described in further detail, facilitate a clear understanding of the invention, but they do not limit the present invention.

[0018] 如图1-3所示,本发明包括缸体1和活塞杆2,所述缸体1两端设有端盖3,所述活塞杆2两端从端盖3伸出,所述活塞杆2中部固定有活塞体4,缸体1为筒状结构,活塞体4侧壁贴合缸体1内壁,活塞体4位于缸体1中将其分成第一腔室5和第二腔室6,活塞体4上设有多个连通第一腔室5与第二腔室6的阻尼孔7,在缸体1的第一腔室5和第二腔室6内填充有若干球状的固体颗粒8,所述活塞体4在缸体1内运动时,固体颗粒8能够通过阻尼孔7在第一腔室5 和第二腔室6内相互流动。 [0018] As shown, the present invention comprises a cylinder 1 and a piston 2, the ends of the cylinder 1 is provided with an end cap 3 1-3, both ends of the piston rod 2 extends from the end cap 3, the said central piston rod 2 is fixed to 4, the cylinder 1 is a cylindrical structure of the piston body, the piston member 4 bonded to the sidewall inner wall of the cylinder, the piston 4 is located in the cylinder 1 which is divided into a first chamber and a second chamber 5 chamber 6, is provided with a plurality of communication with the first chamber and the second chamber 5 orifice 6 of the body 7 on the piston 4, with a plurality of first spherical chamber 6 is filled within the second chamber 5 of the cylinder 1 and in solid particles 8, the piston body 4 during the movement of the cylinder 1, the solid particles can be in the first chamber 8 and second chamber 5 with each other within the flow through the orifice 6 7.

[0019] 上述方案中,多个阻尼孔7沿活塞体4圆周均匀间隔布置。 [0019] In the above embodiment, a plurality of orifices 7 in the piston 4 circumferentially evenly spaced. 阻尼孔7包括正阻尼孔7.1和反阻尼孔7.2,所述正阻尼孔7.1和反阻尼孔7.2均为一端直径大、另一端直径小的锥形孔,所述正阻尼孔7.1直径大的一端与反阻尼孔7.2直径小的一端对应布置。 7 includes n-orifice and orifice 7.1 7.2 Anti orifice, the orifice positive 7.1 and 7.2 are anti-orifice end of the large diameter and small diameter of the conical hole of the other end of the positive end of the large orifice diameter 7.1 7.2 trans to one end of a small orifice diameter corresponding arrangement. 即当正阻尼孔7.1直径大的一端与第一腔室5连通、直径小的一端与第二腔室6连通时,则反阻尼孔7.2 直径小的一端与第一腔室5连通、直径大的一端与第二腔室6连通。 That is, when the communication timing orifice diameter larger end of 7.1 the first chamber 5, the diameter of the small end communicating with the second chamber 6, the anti orifice diameter of 7.2 small end communicating with the first chamber 5, the large-diameter communicating with the second end of the chamber 6. 正阻尼孔7.1和反阻尼孔7.2的设计方便固体颗粒8在第一腔室5和第二腔室6内相互流动,从而提供阻尼力、消耗能量。 Positive anti orifice 7.1 and 7.2 orifice 8 is designed to facilitate the flow of solid particles to each other within the first chamber 6 and second chamber 5, thereby providing a damping force, consumes energy.

[0020] 上述方案中,固体颗粒8为具有较大刚度的金属球,也可以是刚度较大的其他材料制成的球状颗粒,固体颗粒8具有较大刚度,能够避免在摩擦耗能的过程中碎裂。 [0020] In the above embodiment, the solid particles are metal balls 8 having a large rigidity, stiffness may be larger spherical particles made of other materials, the solid particles 8 having a larger rigidity can be avoided during the friction energy in fragmentation.

[0021] 上述方案中,还包括一端开口的连接筒9,所述连接筒9开口的一端与缸体1 一端固定连接,活塞杆2伸出缸体1端盖外的一端伸入到连接筒9内部,所述连接筒9另一端外侧设有第一连接头11。 [0021] In the above embodiment, further comprising a connecting tube 9 open end, said one end of the cylinder tube 9 is connected to an opening at one end fixedly connected to one end of a piston rod 2 projecting out of the cylinder 1 extending into the connecting tube cap 9 inside the other outer end of the connecting tube 9 is provided with a first connector (11). 活塞杆2伸入到连接筒9内部的一端设有活塞杆帽10,活塞杆帽10侧壁贴合连接筒9内壁,所述活塞杆2另一端设有第二连接头12。 A piston rod connected to the cylinder 2 projects into the interior of the piston rod 9 is provided with an end cap 10, the cap 10 bonded to the side wall of the piston rod 9 connected to the inner wall of the cylinder, the piston rod 2 is provided with a second end connected to the other head 12. 通过设置连接筒9为活塞杆的提供运动空间,第一连接头11和第二连接头12分别与结构或构件固定连接,活塞体2在缸体1内运动时,设有活塞杆帽的活塞杆的一端在连接筒内运动。 By providing the connecting cylinder to provide space for movement of the piston rod 9, 12 are fixedly connected to a first connector and a second connector 11 or the structural member, when the piston body 2 in the movement of the cylinder 1, a piston with a piston rod cap end of the rod motion in the connecting tube.

[0022] 本发明摩擦阻尼器的其他参数,如空隙比(缸体内固体颗粒所占体积与剩余间隙体积之比)、固体颗粒直径、阻尼孔直径等均不是固定不变的,可以根据实际产品需要,由试验确定。 [0022] Other parameters of the friction damper of the present invention, as void ratio (volume occupied by the solid particles inside the cylinder gap remaining volume ratio), the diameter of the solid particles, etc. orifice diameter is not fixed, according to the actual product needs, determined by the test.

[0023] 本发明的工作原理为:当摩擦阻尼器安装到结构或构件上后,结构或构件产生振动时,活塞体4即在缸体1内运动,固体颗粒8通过活塞体上的阻尼孔7在第一腔室5与第二腔室6内相互流动,此时固体颗粒之间相互摩擦、固体颗粒与阻尼孔壁之间、固体颗粒与缸体壁之间也产生摩擦,从而提供阻尼力、消耗能量。 [0023] The working principle of the present invention is as follows: When the friction damper is mounted to the structure or member, or structural vibration member, i.e. the piston 4 in the cylinder body 1 is moved within the solid particles through the orifice 8 on the piston body 7 the first chamber 5 with each other within the second chamber 6 to flow, this time between the mutual friction, solid particles from the wall of the orifice between the solid particles, but also friction between the solid particles and the cylinder walls, thereby providing damping power, energy consumption.

[0024] 本发明组成杆式金属球摩擦阻尼器的所有零部件均在工厂内加工和制造。 [0024] All component parts metal rod-ball friction damper of the present invention are manufactured in a factory and processing. 安装时,先拧上缸体1 一端的端盖,暂时堵上端盖孔,向缸体倒入一定量的固体颗粒8,将活塞体4 固定在活塞杆2上,活塞杆2插入缸体1内,活塞杆2的一端穿过端盖的中心圆孔,套上活塞杆帽10,然后安装连接筒9,活塞杆帽10起支撑活塞杆的作用,在连接筒9内运动。 When installed, the first end cap is screwed on the cylinder 1, the end cap hole is temporarily plugged, pour a certain amount of solid particles to the cylinder 8, the piston body 4 is fixed to the piston rod 2, a piston rod 2 inserted into the cylinder 1 the one end of the piston rod 2 through the center circular hole of the end cap, the cap 10 put on the piston rod, and the connecting tube 9 is mounted, the role of piston cap 10 from the support rod, the inner cylinder 9 is connected in motion. 再向缸体1内倒入一定量的固体颗粒,封上缸体1另一端的端盖。 Again poured into the cylinder 1 a certain amount of solid particles, a sealed cap at the other end of the cylinder. 最后安装第一连接头11和第二连接头12。 Finally, mounting the first connector 11 and second connector 12. 这样杆式金属球摩擦阻尼器在工厂内安装完毕,它只有两个节点,运到现场后,通过第一连接头和第二连接头固定在结构或构件上即可。 Such metal ball friction damper rod installed in the factory, it has only two nodes, later transported to the site, or can be fixed on a structural member through a first connector and a second connector.

[0025] 本说明书中未作详细描述的内容属于本领域专业技术人员公知的现有技术。 SUMMARY [0025] In the present specification, not described in detail belong to the prior art techniques known to technicians.

Claims (5)

  1. 1.一种杆式固体颗粒摩擦阻尼器,其特征在于:包括缸体(1)和活塞杆(2),所述缸体(1)两端设有端盖(3),所述活塞杆(2)两端从端盖伸出,所述活塞杆⑵中部固定有活塞体(4),活塞体⑷位于缸体⑴中将其分成第一腔室(5)和第二腔室(6),活塞体⑷上设有多个连通第一腔室⑶与第二腔室(6)的阻尼孔(7),在缸体的第一腔室⑶和第二腔室(6)内填充有若干球状的固体颗粒(8),所述活塞体⑷在缸体⑴内运动时,固体颗粒⑶能够通过阻尼孔⑵在第一腔室⑶和第二腔室(6)内相互流动。 A lever-type solid particulate friction damper comprising: a cylinder (1) and the piston rod (2), (1) is provided at both ends of the cylinder cover (3), the piston rod (2) at both ends projecting from the end cover, is fixed to the piston rod of the piston ⑵ central body (4), located in the piston body ⑷ ⑴ divided into a first cylinder chamber (5) and a second chamber (6 ), is provided with a plurality of communication with the first chamber and the second chamber ⑶ (6) of the orifice (7) on the piston body ⑷, filled in (6) ⑶ first chamber and a second chamber of the cylinder there are a number of spherical solid particles (8), when the piston moves within the cylinder body ⑷ ⑴, ⑶ solid particles to flow within each other (6) through a first orifice ⑵ ⑶ chamber and a second chamber.
  2. 2.根据权利要求1所述的杆式固体颗粒摩擦阻尼器,其特征在于:所述阻尼孔(7)包括正阻尼孔(7.1)和反阻尼孔(7.2),所述正阻尼孔(7.1)和反阻尼孔(7.2)均为一端直径大、 另一端直径小的锥形孔,所述正阻尼孔(7.1)直径大的一端与反阻尼孔(7.2)直径小的一端对应布置。 The lever-type solid particles in the friction damper according to claim 1, wherein: said orifice (7) comprises a positive orifice (7.1) and trans orifice (7.2), the n-orifice (7.1 ) and trans orifice (7.2) are large-diameter end, the other end of the small diameter of the tapered bore, an end (7.1) (7.2) a large end and a small orifice diameter of the anti-positive orifice corresponding arrangement.
  3. 3.根据权利要求1所述的杆式固体颗粒摩擦阻尼器,其特征在于:所述多个阻尼孔(7) 沿活塞体圆周均匀间隔布置。 The lever-type solid particles of the friction damper as claimed in claim 1, wherein: said plurality of orifices (7) are arranged in uniformly circumferentially spaced piston body.
  4. 4.根据权利要求1所述的杆式固体颗粒摩擦阻尼器,其特征在于:所述固体颗粒(8)为具有较大刚度的金属球。 Rod according to claim solids friction damper of claim 1, wherein: said solid particles (8) is a metal ball having a large stiffness.
  5. 5.根据权利要求1所述的杆式固体颗粒摩擦阻尼器,其特征在于:还包括一端开口的连接筒(9),所述连接筒(9)开口的一端与缸体⑴一端固定连接,连接筒与缸体同轴设置,活塞杆⑵伸出缸体端盖外的一端伸入到连接筒(9)内部,所述连接筒(9)另一端外侧设有第一连接头(11);所述活塞杆⑵伸入到连接筒内部的一端设有活塞杆帽(10),活塞杆帽(10) 侧壁贴合连接筒(9)内壁,所述活塞杆(2)另一端设有第二连接头(12)。 The lever-type solid particles of the friction damper as claimed in claim 1, characterized in that: further comprising a connecting tube (9) open at one end of the connection cylinder (9) at one end and an opening end of the cylinder is fixedly connected ⑴, connecting tube disposed coaxially with the cylinder, a piston rod projecting ⑵ end of the outer cylinder cap projects into the connecting tube (9) inside the connecting tube (9) the other outer end with a first connector (11) ; ⑵ said piston rod projects into the interior of the cartridge is provided with one end connected to a piston rod cap (10), the rod cap (10) bonded to the side wall connecting tube (9) the inner wall of the piston rod (2) and the other end is provided a second connector (12).
CN 201610908312 2016-10-18 2016-10-18 Solids friction damper rod CN106438807A (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4011929A (en) * 1975-05-02 1977-03-15 General Electric Company Dampening device using a silicone rubber
CN202176028U (en) * 2011-07-04 2012-03-28 株洲时代新材料科技股份有限公司 Axially limited damper
CN102888903A (en) * 2012-10-22 2013-01-23 株洲时代新材料科技股份有限公司 Sleeved viscous damper capable of damping variable parameters and design method thereof
CN103266679A (en) * 2013-05-23 2013-08-28 北京工业大学 Piston type particle damper
AU2013204747A1 *
CN104989764A (en) * 2015-06-25 2015-10-21 上海赛弗工程减震技术有限公司 Hole type viscous damper with hole length capable of being automatically adjusted
CN206190791U (en) * 2016-10-18 2017-05-24 武汉东九永环工程技术有限公司 Rod -type solid particle friction damper

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2013204747A1 *
US4011929A (en) * 1975-05-02 1977-03-15 General Electric Company Dampening device using a silicone rubber
CN202176028U (en) * 2011-07-04 2012-03-28 株洲时代新材料科技股份有限公司 Axially limited damper
CN102888903A (en) * 2012-10-22 2013-01-23 株洲时代新材料科技股份有限公司 Sleeved viscous damper capable of damping variable parameters and design method thereof
CN103266679A (en) * 2013-05-23 2013-08-28 北京工业大学 Piston type particle damper
CN104989764A (en) * 2015-06-25 2015-10-21 上海赛弗工程减震技术有限公司 Hole type viscous damper with hole length capable of being automatically adjusted
CN206190791U (en) * 2016-10-18 2017-05-24 武汉东九永环工程技术有限公司 Rod -type solid particle friction damper

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