CN104088374B - Metal composite frcition damper - Google Patents
Metal composite frcition damper Download PDFInfo
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- CN104088374B CN104088374B CN201410262144.4A CN201410262144A CN104088374B CN 104088374 B CN104088374 B CN 104088374B CN 201410262144 A CN201410262144 A CN 201410262144A CN 104088374 B CN104088374 B CN 104088374B
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Abstract
The invention discloses a kind of metal composite frcition damper.Described metal composite frcition damper comprises upper junction plate, lower connecting plate; Left clamping plate and right clamping plate, left clamping plate are connected with in lower connecting plate with upper junction plate, and right clamping plate are connected with in lower connecting plate with upper junction plate; Left friction plate and right friction plate, left friction plate is located on the right flank of left clamping plate, and right friction plate is located on the left surface of right clamping plate; Core metal plate, core metal plate is located between left friction plate and right friction plate, and core metal plate and upper junction plate are connected with another in lower connecting plate, and wherein core metal plate is provided with via hole and via hole extends along the length direction of core metal plate; With the first connector, the first connector is through left clamping plate, left friction plate, via hole, right friction plate and right clamping plate.Metal composite frcition damper according to the embodiment of the present invention realizes friction energy-dissipating by stable frictional force, thus can realize large deformation and good Hysteresis Behavior.
Description
Technical field
The present invention relates to a kind of metal composite frcition damper.
Background technology
At present, the development of building structure more and more trends towards tall and bigization, and the frame construction be made up of steel beam column, combined member or reinforced concrete member is frequent adopted form of structure in building.For the ability making building structure have the outside destroy such as stronger opposing earthquake, need to set up dissipative member in frame construction.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, one object of the present invention is to propose a kind of metal composite frcition damper.
Metal composite frcition damper according to the embodiment of the present invention comprises: upper junction plate and lower connecting plate; The left clamping plate be oppositely arranged and right clamping plate, described left clamping plate are connected with in described lower connecting plate with described upper junction plate, and described right clamping plate are connected with described in described lower connecting plate with described upper junction plate; The left friction plate be oppositely arranged and right friction plate, described left friction plate is located on the right flank of described left clamping plate, and described right friction plate is located on the left surface of described right clamping plate; Core metal plate, described core metal plate is located between described left friction plate and described right friction plate, described core metal plate and described upper junction plate are connected with another in described lower connecting plate, and wherein said core metal plate is provided with via hole and described via hole extends along the length direction of described core metal plate; With the first connector, described first connector is through described left clamping plate, described left friction plate, described via hole, described right friction plate and described right clamping plate.
According to the metal composite frcition damper of the embodiment of the present invention by arranging the left friction plate and right friction plate that to arrange with another the core metal plate be connected in described lower connecting plate and in the both sides of described core metal plate with described upper junction plate and be connected with in described lower connecting plate with described upper junction plate, thus described core metal plate can be made to contact with described right friction plate with described left friction plate, the frictional force contrary with glide direction is produced when described core metal plate and described left friction plate and described right friction plate generation relative displacement, the vibrational energy of building can be changed into heat absorption thus, thus there is good energy-dissipating property (as shown in Figure 7).
Metal composite frcition damper according to the embodiment of the present invention realizes friction energy-dissipating by stable frictional force, thus can realize large deformation and good Hysteresis Behavior.
In addition, metal composite frcition damper according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described one in described upper junction plate and described lower connecting plate comprises left junction plate and right junction plate, and described left junction plate is connected with described left clamping plate, and described right junction plate is connected with described right clamping plate.The structure of described metal composite frcition damper can be made thus more reasonable.
According to one embodiment of present invention, what described core metal plate was welded in described upper junction plate and described lower connecting plate is described on another.Can make thus described core metal plate more securely with in described upper junction plate and described lower connecting plate described in another is connected, thus the structure of described metal composite frcition damper can be made more firm.
According to one embodiment of present invention, described metal composite frcition damper comprises welded plate further, it is described on another that described welded plate is welded in described upper junction plate and described lower connecting plate, and described welded plate is connected with described core metal plate by the second connector.Can make thus described core metal plate more securely with in described upper junction plate and described lower connecting plate described in another is connected, thus the structure of described metal composite frcition damper can be made more firm.
According to one embodiment of present invention, each in described left clamping plate and described right clamping plate is that the external surface of each in antirust plate or described left clamping plate and described right clamping plate is provided with antirust coat.Can prevent described left clamping plate and described right clamping plate from getting rusty thus, thus the application life of described metal composite frcition damper can be extended further.
According to one embodiment of present invention, described core metal plate is that the external surface of antirust plate or described core metal plate is provided with antirust coat.Can prevent described core metal plate from getting rusty thus, thus the application life of described metal composite frcition damper can be extended further.
According to one embodiment of present invention, described first connector comprises: screw rod, and described screw rod is through described left clamping plate, described left friction plate, described via hole, described right friction plate and described right clamping plate; And left holder and right holder, at least one threaded engagement in described left holder and described right holder is on described screw rod, and wherein said left holder is resisted against on described left clamping plate and described right holder is resisted against on described right clamping plate.The structure of described first connector can be made thus more reasonable.
According to one embodiment of present invention, described metal composite frcition damper comprises the first butterfly spring further, described screw rod is through described first butterfly spring, and described first butterfly spring is clamped between described left holder and described left clamping plate or between described right holder and described right clamping plate.
By arranging described first butterfly spring between described left holder and described left clamping plate or between described right holder and described right clamping plate, thus the pressure be applied on described core metal plate, described left friction plate and described right friction plate can be accurately set.
According to one embodiment of present invention, described metal composite frcition damper comprises the second butterfly spring further, described screw rod is through described second butterfly spring, described first butterfly spring is clamped between described left holder and described left clamping plate, and described second butterfly spring is clamped between described right holder and described right clamping plate.
By arranging described first butterfly spring and arrange described second butterfly spring between described left holder and described left clamping plate between described right holder and described right clamping plate, thus the pressure that is applied on described core metal plate, described left friction plate and described right friction plate more accurately can be set and this pressure can be improved further, and the structure of described metal composite frcition damper can be made more reasonable.
According to one embodiment of present invention, described metal composite frcition damper comprises the 3rd connector further, described 3rd connector is through described left clamping plate and described right clamping plate, and each in described 3rd connector and described left friction plate, described right friction plate and described core metal plate is spaced apart.Described left clamping plate and described right clamping plate can be made thus to link together more securely, thus the structure of described metal composite frcition damper can be made more firm.
Accompanying drawing explanation
Fig. 1 is the structural representation of metal composite frcition damper according to an embodiment of the invention;
Fig. 2 is the front view of metal composite frcition damper according to an embodiment of the invention;
Fig. 3 is the lateral view of metal composite frcition damper according to an embodiment of the invention;
Fig. 4 is the structural representation of metal composite frcition damper according to another embodiment of the invention;
Fig. 5 is the front view of metal composite frcition damper according to another embodiment of the invention;
Fig. 6 is the lateral view of metal composite frcition damper according to another embodiment of the invention;
Fig. 7 is the force-displacement curve of the metal composite frcition damper according to the embodiment of the present invention.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to Fig. 1-Fig. 6, the metal composite frcition damper 10 according to the embodiment of the present invention is described.As shown in figs 1 to 6, upper junction plate 101, lower connecting plate 102, the left clamping plate 103 be oppositely arranged and right clamping plate 104, the left friction plate 105 be oppositely arranged and right friction plate 106, core metal plate 107 and the first connector 1081 is comprised according to the metal composite frcition damper 10 of the embodiment of the present invention.
Left clamping plate 103 are connected with in lower connecting plate 102 with upper junction plate 101, and right clamping plate 104 are connected with described in lower connecting plate 102 with upper junction plate 101.Left friction plate 105 is located on the right flank of left clamping plate 103, and right friction plate 106 is located on the left surface of right clamping plate 104.Core metal plate 107 is located between left friction plate 105 and right friction plate 106, core metal plate 107 and upper junction plate 101 are connected with another in lower connecting plate 102, and wherein core metal plate 107 is provided with via hole 1071 and via hole 1071 extends along the length direction of core metal plate 107.First connector 1081 is through left clamping plate 103, left friction plate 105, via hole 1071, right friction plate 106 and right clamping plate 104.
Wherein, above-below direction as shown in the arrow A in Fig. 1-Fig. 6, left and right directions as shown in the arrow B in Fig. 3 and Fig. 6, shown in the arrow C of fore-and-aft direction as shown in Figure 1, Figure 2, in Fig. 4 and Fig. 5.Via hole 1071 can extend along the longitudinal direction.
According to the metal composite frcition damper 10 of the embodiment of the present invention by arranging the left friction plate 105 and right friction plate 106 that to arrange with another the core metal plate 107 be connected in lower connecting plate 102 and in the both sides of core metal plate 107 with upper junction plate 101 and be connected with in lower connecting plate 102 with upper junction plate 101, thus core metal plate 107 can be made to contact with right friction plate 106 with left friction plate 105, core metal plate 107 produces the frictional force contrary with glide direction when there is relative displacement with left friction plate 105 and right friction plate 106, the vibrational energy of building can be changed into heat absorption thus, thus there is good energy-dissipating property (as shown in Figure 7).
Metal composite frcition damper 10 according to the embodiment of the present invention realizes friction energy-dissipating by stable frictional force, thus can realize large deformation and good Hysteresis Behavior.
Metal composite frcition damper 10 tool according to the embodiment of the present invention has the following advantages:
1) larger displacement can be realized.Stroke according to the metal composite frcition damper 10 of the embodiment of the present invention is determined (particularly, via hole 1071 can be slotted hole) by the length of via hole 1071, and does not limit by material property, achieves the designability of Large travel range.
2) there is stabilising surface pressure.Utilize the first connector 1081 left clamping plate 103, left friction plate 105, right friction plate 106 and right clamping plate 104 to be tightened together according to the metal composite frcition damper 10 of the embodiment of the present invention, the axial force of the first connector 1081 is applied on the rubbing surface of core metal plate 107 and left friction plate 105 and right friction plate 106 as metal composite frcition damper 10 provides stable pressure as pressure.
3) cost of manufacture is low, is easy to carry out engineering popularization.Be metallic friction material according to the materials of the metal composite frcition damper 10 of the embodiment of the present invention, need not some special materials needed for other energy-dissipating devices.This greatly reduces the material cost of single metal composite friction damper 10, is convenient to large-area structure installment.
4) good energy-dissipating property.The frictional force contrary with glide direction produced when utilizing core metal plate 107, with left friction plate 105 and right friction plate 106, relative displacement occurs according to the metal composite frcition damper 10 of the embodiment of the present invention, the vibrational energy of building is changed into heat absorption, there is good energy-dissipating property.
5) within the scope of variation of ambient temperature, stable performance is kept according to the metal composite frcition damper 10 of the embodiment of the present invention.
6) simple, easy to process, easy for installation according to metal composite frcition damper 10 structure of the embodiment of the present invention, be convenient to dismounting, Maintenance free under normal operating condition, experience little shake and middle shake after without the need to change.
Specifically, upper junction plate 101 and lower connecting plate 102 can be arranged on the component of building structure.Core metal plate 107, left clamping plate 103, right clamping plate 104, upper junction plate 101 and lower connecting plate 102 can be made up of common iron or high-strength steel.
Core metal plate 107 can vertically be placed, and the shearing that the thickness direction of core metal plate 107 can bear with core metal plate 107 is perpendicular.
As shown in Figure 3 and Figure 6, in some embodiments of the invention, one in upper junction plate 101 and lower connecting plate 102 can comprise left junction plate 1011 and right junction plate 1012, and left junction plate 1011 is connected with left clamping plate 103, and right junction plate 1012 is connected with right clamping plate 104.That is, left junction plate 1011 and left clamping plate 103 can form the first outside plate of inverted L-shaped, and right junction plate 1012 and right clamping plate 104 can form the second outside plate of inverted L-shaped.The structure of metal composite frcition damper 10 can be made thus more reasonable.
In one embodiment of the invention, as shown in Figure 6, what core metal plate 107 can be welded in upper junction plate 101 and lower connecting plate 102 is described on another.Can make thus core metal plate 107 more securely with in upper junction plate 101 and lower connecting plate 102 described in another is connected, thus the structure of metal composite frcition damper 10 can be made more firm.
As shown in Figure 3, in another embodiment of the present invention, metal composite frcition damper 10 comprises welded plate 109 further, and it is described on another that welded plate 109 is welded in upper junction plate 101 and lower connecting plate 102, and welded plate 109 is connected with core metal plate 107 by the second connector 1082.Can make thus core metal plate 107 more securely with in upper junction plate 101 and lower connecting plate 102 described in another is connected, thus the structure of metal composite frcition damper 10 can be made more firm.
Advantageously, welded plate 109 can be two, and two welded plates 109 are clamped in the both sides of core metal plate 107.Can make thus core metal plate 107 more securely with in upper junction plate 101 and lower connecting plate 102 described in another is connected, thus the structure of metal composite frcition damper 10 can be made more firm.
Each in left clamping plate 103 and right clamping plate 104 is antirust plate.In other words, each in left clamping plate 103 and right clamping plate 104 is made by rush-resisting material.In addition, the external surface of each in left clamping plate 103 and right clamping plate 104 can be provided with antirust coat.Can prevent left clamping plate 103 and right clamping plate 104 from getting rusty thus, thus the application life of metal composite frcition damper 10 can be extended further.
Left friction plate 105 and right friction plate 106 can be made up of friction material.Core metal plate 107 is antirust plate, and namely core metal plate 107 can be made up of rush-resisting material.In addition, the external surface of core metal plate 107 is provided with antirust coat.Can prevent core metal plate 107 from getting rusty thus, thus the application life of metal composite frcition damper 10 can be extended further.
As shown in figs 1 to 6, in a concrete example of the present invention, metal composite frcition damper 10 comprises the 3rd connector the 1083, three connector 1083 further through left clamping plate 103 and right clamping plate 104.Wherein, the 3rd connector 1083 is spaced apart with each in left friction plate 105, right friction plate 106 and core metal plate 107.Left clamping plate 103 and right clamping plate 104 can be made thus to link together more securely, thus the structure of metal composite frcition damper 10 can be made more firm.
Specifically, the 3rd connector 1083 can be arranged in left friction plate 105, the top of each (when core metal plate 107 is connected with lower connecting plate 102) of right friction plate 106 and core metal plate 107 or below (when core metal plate 107 is connected with upper junction plate 101).
Advantageously, as shown in Figure 3 and Figure 6, the first connector 1081 can comprise screw rod 10811, left holder 10812 and right holder 10813.Screw rod 10811 is through left clamping plate 103, left friction plate 105, via hole 1071, right friction plate 106 and right clamping plate 104.In left holder 10812 and right holder 10813 at least one can threaded engagement on screw rod 10811, wherein left holder 10812 to be resisted against on left clamping plate 103 and right holder 10813 is resisted against on right clamping plate 104.
That is, screw rod 10811 can be provided with screw thread, at least one in left holder 10812 and right holder 10813 can be located on screw rod 10811 movably along the length direction of screw rod 10811.Particularly, left holder 10812 and right holder 10813 can be nuts.The structure of the first connector 1081 can be made thus more reasonable.
Wherein, each in the second connector 1082 and the 3rd connector 1083 can comprise screw rod 10811, left holder 10812 and right holder 10813.
Specifically, the screw rod 10811 of the second connector 1082 can pass welded plate 109, core metal plate 107 and another welded plate 109, the left holder 10812 of the second connector 1082 can be resisted against on a welded plate 109, and the right holder 10813 of the second connector 1082 can be resisted against on another welded plate 109.
The screw rod 10811 of the 3rd connector 1083 can be able to be resisted against on left clamping plate 103 through the left holder 10812 of left clamping plate 103 and right clamping plate the 104, three connector 1083, and the right holder 10813 of the 3rd connector 1083 can be resisted against on right clamping plate 104.
As shown in figs 1 to 6, in examples more of the present invention, metal composite frcition damper 10 may further include the first butterfly spring 110, and screw rod 10811 is through the first butterfly spring 110.Wherein, the first butterfly spring 110 can be clamped between left holder 10812 and left clamping plate 103 or the first butterfly spring 110 can be clamped between right holder 10813 and right clamping plate 104.
By arranging the first butterfly spring 110 between left holder 10812 and left clamping plate 103 or between right holder 10813 and right clamping plate 104, thus the pressure be applied on core metal plate 107, left friction plate 105 and right friction plate 106 can be accurately set.Specifically, the pressure be applied on core metal plate 107, left friction plate 105 and right friction plate 106 is directly proportional to the elastic deformation of the first butterfly spring 110.
What is more important, first butterfly spring 110 can also apply pressure to core metal plate 107, left friction plate 105 and right friction plate 106 constantly, the not prolongation in time and decaying of this pressure, thus the application life of metal composite frcition damper 10 can be extended further.
In an example of the present invention, as shown in figs 1 to 6, metal composite frcition damper 10 comprises the second butterfly spring 111 further, and screw rod 10811 is through the second butterfly spring 111.Wherein, the first butterfly spring 110 is clamped between left holder 10812 and left clamping plate 103, and the second butterfly spring 111 is clamped between right holder 10813 and right clamping plate 104.
By arranging the first butterfly spring 110 and arrange the second butterfly spring 111 between left holder 10812 and left clamping plate 103 between right holder 10813 and right clamping plate 104, thus the pressure that is applied on core metal plate 107, left friction plate 105 and right friction plate 106 more accurately can be set and this pressure can be improved further, and the structure of metal composite frcition damper 10 can be made more reasonable.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this manual, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this manual or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (10)
1. a metal composite frcition damper, is characterized in that, comprising:
Upper junction plate and lower connecting plate;
The left clamping plate be oppositely arranged and right clamping plate, described left clamping plate are connected with in described lower connecting plate with described upper junction plate, and described right clamping plate are connected with described in described lower connecting plate with described upper junction plate;
The left friction plate be oppositely arranged and right friction plate, described left friction plate is located on the right flank of described left clamping plate, and described right friction plate is located on the left surface of described right clamping plate;
Core metal plate, described core metal plate is located between described left friction plate and described right friction plate, described core metal plate and described upper junction plate are connected with another in described lower connecting plate, and wherein said core metal plate is provided with via hole and described via hole extends along the length direction of described core metal plate; With
First connector, described first connector is through described left clamping plate, described left friction plate, described via hole, described right friction plate and described right clamping plate.
2. metal composite frcition damper according to claim 1, it is characterized in that, described one in described upper junction plate and described lower connecting plate comprises left junction plate and right junction plate, and described left junction plate is connected with described left clamping plate, and described right junction plate is connected with described right clamping plate.
3. metal composite frcition damper according to claim 1, is characterized in that, it is described on another that described core metal plate is welded in described upper junction plate and described lower connecting plate.
4. metal composite frcition damper according to claim 1, it is characterized in that, comprise welded plate further, it is described on another that described welded plate is welded in described upper junction plate and described lower connecting plate, and described welded plate is connected with described core metal plate by the second connector.
5. metal composite frcition damper according to claim 1, is characterized in that, each in described left clamping plate and described right clamping plate is that the external surface of each in antirust plate or described left clamping plate and described right clamping plate is provided with antirust coat.
6. metal composite frcition damper according to claim 1, is characterized in that, described core metal plate is that the external surface of antirust plate or described core metal plate is provided with antirust coat.
7. metal composite frcition damper according to claim 1, is characterized in that, described first connector comprises:
Screw rod, described screw rod is through described left clamping plate, described left friction plate, described via hole, described right friction plate and described right clamping plate; And
Left holder and right holder, at least one threaded engagement in described left holder and described right holder is on described screw rod, and wherein said left holder is resisted against on described left clamping plate and described right holder is resisted against on described right clamping plate.
8. metal composite frcition damper according to claim 7, it is characterized in that, comprise the first butterfly spring further, described screw rod is through described first butterfly spring, and described first butterfly spring is clamped between described left holder and described left clamping plate or between described right holder and described right clamping plate.
9. metal composite frcition damper according to claim 8, it is characterized in that, comprise the second butterfly spring further, described screw rod is through described second butterfly spring, described first butterfly spring is clamped between described left holder and described left clamping plate, and described second butterfly spring is clamped between described right holder and described right clamping plate.
10. the metal composite frcition damper according to any one of claim 1-9, it is characterized in that, comprise the 3rd connector further, described 3rd connector is through described left clamping plate and described right clamping plate, and each in described 3rd connector and described left friction plate, described right friction plate and described core metal plate is spaced apart.
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| CN201410262144.4A CN104088374B (en) | 2014-06-12 | 2014-06-12 | Metal composite frcition damper |
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| CN201410262144.4A CN104088374B (en) | 2014-06-12 | 2014-06-12 | Metal composite frcition damper |
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| CN104088374B true CN104088374B (en) | 2016-03-23 |
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| CN109610296B (en) * | 2018-11-26 | 2021-08-27 | 江苏布朗新材料科技有限公司 | Bridge structure |
| CN109577168B (en) * | 2018-11-26 | 2021-01-05 | 上海川勤建筑工程有限公司 | Bridge transverse bridge direction damping and energy dissipation mechanism and mounting method thereof |
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| CN111895016B (en) * | 2020-08-11 | 2022-02-08 | 南京丹枫机械科技有限公司 | Height-adjustable friction damper |
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| CN203188399U (en) * | 2013-02-17 | 2013-09-11 | 王涛 | Metal damper utilizing steel plate surface internal deformation to consume energy |
| CN103696506A (en) * | 2013-12-25 | 2014-04-02 | 哈尔滨工业大学 | Plate type metal-rubber shear friction damper |
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