CN104746768A - Self-returning lead extruding damper - Google Patents
Self-returning lead extruding damper Download PDFInfo
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- CN104746768A CN104746768A CN201510192407.3A CN201510192407A CN104746768A CN 104746768 A CN104746768 A CN 104746768A CN 201510192407 A CN201510192407 A CN 201510192407A CN 104746768 A CN104746768 A CN 104746768A
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- mesosphere board
- self
- bottom plate
- top plate
- bearing pin
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention provides a self-returning lead extruding damper. The self-returning lead extruding damper is formed by sequentially hinging for groups of damping units having the same structure through connecting hinge pins; each damping unit comprises an upper laminate, a medium laminate and a bottom laminate which are sequentially connected and arranged through hinge pins; an upper laminate body, a medium laminate body and a bottom laminate body are all of circular structures; a connecting hinge is integrally formed at the side edge of each circular structure; the upper laminate and the bottom laminate have the same structure that is a disc-shaped structure provided with a central through hole in each circular structure; the circular structure of the medium laminate is a ring shaped structure; a limiting bulge which is convex to the center of circle is arranged on the inner wall of the ring of the ring shaped structure of the medium laminate; a star shaped drawing part structure is arranged in the ring of the ring shaped structure of the medium laminate and between the upper laminate and the bottom laminate; an arc-shaped extruding lead block which his concentric with a central hole is arranged between two adjacent drawing plates of the star-shaped drawing part structure; a disc shaped spring is arranged between two sides of each drawing plate and the adjacent limiting bulge. The self-returning lead extruding damper can be widely applied to energy consumption damping and limiting control of a building.
Description
Technical field
The present invention relates to a kind of damper.Particularly relate to a kind of Self-resetting lead extrusion damper utilizing lead to be squeezed to occur Plastic Flow to produce Damping work vibrational energy.
Background technology
It is large that lead has density, the features such as hardness is little, and fusing point is low, corrosion-resistant, is only a kind of common metal that accumulated fatigue phenomenon can not occur when making plasticity cyclic deformation at normal temperatures.By Dynamic-Recovery and recrystallization process, its structure and properties also can return to the state before distortion.Above characteristic makes lead comparatively be widely used in seismic energy dissipation structure.Current plumbous energy consumer type mainly contains, plumbous extruding energy consumer, plumbous shear energy dissipation device, plumbous node energy-consumption device, column type and the plumbous energy consumer of abnormal shape etc.
Squeezed air-damping device is stable at its duration of work, can not damage because external force increases excessive.Also relatively good to the compliance of environment temperature, also can normally work in severe cold area.During plumbous extruding and after extruding, occur inter-related recovery, recrystallization and crystalline growth process, this process absorbs energy by the impact of the factors such as tired, and plumbously finally can be returned to initial non-deformation state.The life-span of this damper is very long, without the need to again changing after earthquake.
Traditional lead extrusion damper has following deficiency: after load is cancelled, and can not return to initial position, and the permanent set of generation is unfavorable for the performance requirement of structure; The lead extrusion damper of current research and development is mainly subjected to displacement along the one-dimensional space emphatically, and to realizing alone, two-dimensional space power consumption research is less.
Summary of the invention
Technical problem to be solved by this invention is, provides one can be subjected to displacement in two-dimensional space, eliminates permanent set, reaches the Self-resetting lead extrusion damper of reset function.
The technical solution adopted in the present invention is: a kind of Self-resetting lead extrusion damper, by connecting the bearing pin hinged ring-type position limiting structure formed successively by the identical damping unit of four groups of structures, described damping unit includes the top plate being connected setting from top to bottom by bearing pin successively, mesosphere board and bottom plate, described top plate, the main body of mesosphere board and bottom plate is circular configuration, and be formed with connection handle at the side of circular configuration, described top plate is identical with bottom plated construction is all the disc-shaped structures having the central through hole that can run through bearing pin in circular configuration part, the circular configuration part of described mesosphere board is circular ring, the ring inwall of the circular ring of mesosphere board is integrally formed the spacing block set that the oriented center of circle is protruded, between described top plate and bottom plate and the ring being positioned at the loop configuration of described mesosphere board is provided with star pulls out part structure, described star is pulled out part structure and is enclosed within described bearing pin by the centre bore being formed in center, outwardly each paddle that described star pulls out part structure lays respectively between adjacent two spacing block sets on described mesosphere board, be provided with between adjacent two paddles that described star pulls out part structure and extrude lead with the arc of described centre bore concentric, disk spring is provided with between the both sides of described each paddle and adjacent spacing block set.
Described top plate, star pull out part structure and bottom plate with described bearing pin for being fixedly connected with.
What in the damping unit that four groups of described structures are identical, the connection handle of first group of mesosphere board can be rotated by connection bearing pin is connected between second group of top plate and the connection handle of bottom plate, the connection handle of second group of mesosphere board is connected to the 3rd group between top plate and the connection handle of bottom plate by what connect that bearing pin can rotate, the connection handle of the 3rd group of mesosphere board is connected to the 4th group between top plate and the connection handle of bottom plate by what connect that bearing pin can rotate, the connection handle of the 4th group of mesosphere board is by being connected between first group of top plate and the connection handle of bottom plate of connecting that bearing pin can rotate.
The end of the spacing block set of described mesosphere board is formed with the projection for pushing up pressure arc extruding lead.
The quantity ring inwall of the circular ring of described mesosphere board being integrally formed the spacing block set protruded to the center of circle is identical with the quantity that described star pulls out the outwardly paddle of part structure.
The ring inwall of the circular ring of described mesosphere board is integrally formed 3 spacing block sets that the oriented center of circle is protruded, described star is pulled out the outwardly paddle of part structure and is provided with 3.
Described arc extruding lead adopts machine lead.
Described top plate and bottom plate are provided with non-cohesive material layer between the contact surface of described mesosphere board.
The intensity of described top plate, mesosphere board and bottom plate will guarantee that the edge that the spacing block set of the protrusion under any load action on mesosphere board and star pull out the outwardly paddle of part structure shear failure does not occur.
A kind of Self-resetting lead extrusion damper of the present invention, is arranged in building structure as dissipative cell, and displacement dimension increases, and can realize alone being subjected to displacement in two-dimensional space.Have certain initial stiffness and can resist wind load and little shake effect, when exceeding fortification intensity, this dissipative cell enters duty, dissipation seismic energy; The pressure that disk spring produces after earthquake terminates or pulling force force damper to get back to initial position, eliminate permanent set, reach reset function.The present invention can be widely used in the energy-dissipating and shock-absorbing of building and spacing control.
Accompanying drawing explanation
Fig. 1 is external overall structure top view of the present invention;
Fig. 2 is internal construction schematic diagram of the present invention;
Fig. 3 is the structural representation of partial enlargement of the present invention;
Fig. 4 is the structural representation of damping unit of the present invention;
Fig. 5 is the structural representation of top plate of the present invention or lower plywood;
Fig. 6 is the structural representation of mesosphere board of the present invention;
Fig. 7 is that star of the present invention pulls out part structural representation;
Fig. 8 is Fig. 4 A-A cross-sectional view.
In figure
1: top plate 2: mesosphere board
3: bottom plate 4: bearing pin
5: connect bearing pin 6: handle
7: star pulls out part structure 8: arc extruding lead
9: disk spring 21: spacing block set
71: centre bore 72: paddle
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, a kind of Self-resetting lead extrusion damper of the present invention is described in detail.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 8, a kind of Self-resetting lead extrusion damper of the present invention, by connecting the bearing pin 5 hinged ring-type position limiting structure formed successively by the identical damping unit A of four groups of structures, described damping unit A includes and connects the top plate 1 of setting, mesosphere board 2 and bottom plate 3 successively by bearing pin 4 from top to bottom, and described top plate 1 and bottom plate 3 are provided with non-cohesive material layer between the contact surface of described mesosphere board 2.As shown in Figure 5, Figure 6, the main body of described top plate 1, mesosphere board 2 and bottom plate 3 is circular configuration, and is formed with connection handle 6 at the side of circular configuration, and described handle 6 will ensure that enough intensity can not lose efficacy prior to damper.As shown in Figure 2, what in the damping unit A that four groups of described structures are identical, the connection handle of first group of mesosphere board 2 can be rotated by connection bearing pin 5 is connected between second group of top plate 1 and the connection handle of bottom plate 3, the connection handle of second group of mesosphere board 2 is connected to the 3rd group between top plate 1 and the connection handle of bottom plate 3 by what connect that bearing pin 5 can rotate, the connection handle of the 3rd group of mesosphere board 2 is connected to the 4th group between top plate 1 and the connection handle of bottom plate 3 by what connect that bearing pin 5 can rotate, the connection handle of the 4th group of mesosphere board 2 is by being connected between first group of top plate 1 and the connection handle of bottom plate 3 of connecting that bearing pin 5 can rotate.
As shown in Figure 5, described top plate 1 is identical with bottom plate 3 structure is all the disc-shaped structures having the central through hole that can run through bearing pin 4 in circular configuration part.As shown in Figure 6, the circular configuration part of described mesosphere board 2 is circular ring, the ring inwall of the circular ring of mesosphere board 2 is integrally formed the spacing block set 21 that the oriented center of circle is protruded, between described top plate 1 and bottom plate 3 and the ring star be provided with as shown in Figure 7 being positioned at the loop configuration of the mesosphere board 2 shown in Fig. 6 pulls out part structure 7, described star is pulled out part structure 7 and is enclosed within described bearing pin 4 by the centre bore 71 being formed in center, and described top plate 1, star pull out part structure 7 and bottom plate 3 with described bearing pin 4 for being fixedly connected with.
As shown in Figure 3, outwardly each paddle 72 that described star pulls out part structure 7 lays respectively between adjacent two spacing block sets 21 on described mesosphere board 2, be provided with between adjacent two paddles 72 that described star pulls out part structure 7 and extrude lead 8 with the arc of described centre bore 71 concentric, described arc extruding lead 8 adopts machine lead.Disk spring 9 is provided with between the both sides of described each paddle 72 and adjacent spacing block set 21.
As shown in Figure 6, the end of the spacing block set 21 of described mesosphere board 2 is formed with the projection 22 for pushing up pressure arc extruding lead 8.
In the present invention, the quantity ring inwall of the circular ring of described mesosphere board 2 being integrally formed the spacing block set 21 protruded to the center of circle is identical with the quantity that described star pulls out the outwardly paddle of part structure 7 72.In the present embodiment, the ring inwall of the circular ring of described mesosphere board 2 is integrally formed 3 spacing block sets 21 that the oriented center of circle is protruded, described star is pulled out the outwardly paddle of part structure 7 72 and is provided with 3.
In the present invention, the intensity of top plate 1, mesosphere board 2 and bottom plate 3 will ensure that the edge that the spacing block set 21 of the protrusion under any load action on mesosphere board 2 and star pull out the outwardly paddle of part structure 7 72 shear failure does not occur.
A kind of Self-resetting lead extrusion damper course of work of the present invention is, when there is earthquake, top plate 1 produces rotation by the connection being connected handle relative to mesosphere board 2 with bottom plate 3, now, spacing block set 21 extrudes arc extruding lead 8, plumbous squeezing flow and generating heat, thus consume geological process energy, reach the object of energy-dissipating and shock-absorbing.Meanwhile, the butterfly spring 9 arranged between the both sides of each paddle 72 and adjacent spacing block set 21 produces pressure or pulling force, and when load is removed, the pressure that disk spring 9 produces or pulling force force damper to get back to initial position, eliminate permanent set, reach reset function.
Claims (9)
1. a Self-resetting lead extrusion damper, by connecting bearing pin (5) the hinged ring-type position limiting structure formed successively by the identical damping unit (A) of four groups of structures, described damping unit (A) includes the top plate (1) being connected setting from top to bottom by bearing pin (4) successively, mesosphere board (2) and bottom plate (3), described top plate (1), the main body of mesosphere board (2) and bottom plate (3) is circular configuration, and be formed with connection handle (6) at the side of circular configuration, it is characterized in that, described top plate (1) is identical with bottom plate (3) structure is all the disc-shaped structures having the central through hole that can run through bearing pin (4) in circular configuration part, the circular configuration part of described mesosphere board (2) is circular ring, the ring inwall of the circular ring of mesosphere board (2) is integrally formed the spacing block set (21) that the oriented center of circle is protruded, between described top plate (1) and bottom plate (3) and the ring being positioned at the loop configuration of described mesosphere board (2) is provided with star pulls out part structure (7), described star is pulled out part structure (7) and is enclosed within described bearing pin (4) by the centre bore (71) being formed in center, outwardly each paddle (72) that described star pulls out part structure (7) lays respectively between adjacent two spacing block sets (21) on described mesosphere board (2), be provided with between adjacent two paddles (72) that described star pulls out part structure (7) and extrude lead (8) with the arc of described centre bore (71) concentric, disk spring (9) is provided with between the both sides of described each paddle (72) and adjacent spacing block set (21).
2. a kind of Self-resetting lead extrusion damper according to claim 1, it is characterized in that, described top plate (1), star pull out part structure (7) and bottom plate (3) with described bearing pin (4) for being fixedly connected with.
3. a kind of Self-resetting lead extrusion damper according to claim 1, it is characterized in that, what in the damping unit (A) that four groups of described structures are identical, the connection handle of first group of mesosphere board (2) can be rotated by connection bearing pin (5) is connected between second group of top plate (1) and the connection handle of bottom plate (3), the connection handle of second group of mesosphere board (2) is connected between the 3rd group of top plate (1) and the connection handle of bottom plate (3) by what connect that bearing pin (5) can rotate, the connection handle of the 3rd group of mesosphere board (2) is connected between the 4th group of top plate (1) and the connection handle of bottom plate (3) by what connect that bearing pin (5) can rotate, the connection handle of the 4th group of mesosphere board (2) is by being connected between first group of top plate (1) and the connection handle of bottom plate (3) of connecting that bearing pin (5) can rotate.
4. a kind of Self-resetting lead extrusion damper according to claim 1, it is characterized in that, the end of the spacing block set (21) of described mesosphere board (2) is formed with the projection (22) for pushing up pressure arc extruding lead (8).
5. a kind of Self-resetting lead extrusion damper according to claim 1, it is characterized in that, the quantity ring inwall of the circular ring of described mesosphere board (2) being integrally formed the spacing block set (21) protruded to the center of circle is identical with the quantity that described star pulls out the outwardly paddle (72) of part structure (7).
6. a kind of Self-resetting lead extrusion damper according to claim 1, it is characterized in that, the ring inwall of the circular ring of described mesosphere board (2) is integrally formed 3 spacing block sets (21) that the oriented center of circle is protruded, the paddle (72) that described star pulls out part structure (7) outwardly is provided with 3.
7. a kind of Self-resetting lead extrusion damper according to claim 1, is characterized in that, described arc extruding lead (8) adopts machine lead.
8. a kind of Self-resetting lead extrusion damper according to claim 1 or 3 or 5, it is characterized in that, described top plate (1) and bottom plate (3) are provided with non-cohesive material layer between the contact surface of described mesosphere board (2).
9. a kind of Self-resetting lead extrusion damper according to claim 1, it is characterized in that, there is not shear failure in the edge that the intensity of described top plate (1), mesosphere board (2) and bottom plate (3) spacing block set (21) that will guarantee the protrusion under any load action on mesosphere board (2) and star pull out the outwardly paddle (72) of part structure (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510192407.3A CN104746768B (en) | 2015-04-20 | 2015-04-20 | Self-returning lead extruding damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510192407.3A CN104746768B (en) | 2015-04-20 | 2015-04-20 | Self-returning lead extruding damper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104746768A true CN104746768A (en) | 2015-07-01 |
| CN104746768B CN104746768B (en) | 2017-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510192407.3A Expired - Fee Related CN104746768B (en) | 2015-04-20 | 2015-04-20 | Self-returning lead extruding damper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962441A (en) * | 2021-01-28 | 2021-06-15 | 中铁第一勘察设计院集团有限公司 | Self-resetting modular fast-assembly modular expansion device |
Citations (6)
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| JPS63270940A (en) * | 1987-04-27 | 1988-11-08 | Shimizu Constr Co Ltd | Vibro-controller |
| CN201443142U (en) * | 2009-05-05 | 2010-04-28 | 大连理工大学 | Propeller-type shape memory alloy twisting-resistant energy dissipater |
| CN201972240U (en) * | 2010-12-28 | 2011-09-14 | 陈云 | Self-resetting swinging shock-isolation support |
| CN102433934A (en) * | 2011-10-19 | 2012-05-02 | 沈阳建筑大学 | Automatic-resetting multidirectional earthquake isolating bearing with C-type steel plates combined in form of Chinese character 'Mi' |
| CN103266682A (en) * | 2013-05-23 | 2013-08-28 | 中南大学 | Friction-lead composite damper |
| CN204676725U (en) * | 2015-04-20 | 2015-09-30 | 天津大学仁爱学院 | A kind of Self-resetting lead extrusion damper |
-
2015
- 2015-04-20 CN CN201510192407.3A patent/CN104746768B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63270940A (en) * | 1987-04-27 | 1988-11-08 | Shimizu Constr Co Ltd | Vibro-controller |
| CN201443142U (en) * | 2009-05-05 | 2010-04-28 | 大连理工大学 | Propeller-type shape memory alloy twisting-resistant energy dissipater |
| CN201972240U (en) * | 2010-12-28 | 2011-09-14 | 陈云 | Self-resetting swinging shock-isolation support |
| CN102433934A (en) * | 2011-10-19 | 2012-05-02 | 沈阳建筑大学 | Automatic-resetting multidirectional earthquake isolating bearing with C-type steel plates combined in form of Chinese character 'Mi' |
| CN103266682A (en) * | 2013-05-23 | 2013-08-28 | 中南大学 | Friction-lead composite damper |
| CN204676725U (en) * | 2015-04-20 | 2015-09-30 | 天津大学仁爱学院 | A kind of Self-resetting lead extrusion damper |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962441A (en) * | 2021-01-28 | 2021-06-15 | 中铁第一勘察设计院集团有限公司 | Self-resetting modular fast-assembly modular expansion device |
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| CN104746768B (en) | 2017-01-25 |
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