CN109853772A - A kind of Self-resetting mild steel damper - Google Patents
A kind of Self-resetting mild steel damper Download PDFInfo
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- CN109853772A CN109853772A CN201910280674.4A CN201910280674A CN109853772A CN 109853772 A CN109853772 A CN 109853772A CN 201910280674 A CN201910280674 A CN 201910280674A CN 109853772 A CN109853772 A CN 109853772A
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- damper
- mild steel
- sleeve
- self
- sliding guide
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- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a kind of Self-resetting mild steel dampers, joined sleeve in the damper, avoid sliding guide that non-longitudinal displacement occurs；Reset spring is set between general steel plate on the inside of sleeve both ends, Self-resetting and the increase rigidity of structure, supplement the power output of damper, and can serve as sleeve inner limiting device when the purpose is to deform；Four circular holes are arranged in round mild steel on piece avoids stress is excessive from destroying to weaken mild steel piece, and the power output of adjustable damper；Four pieces of general steel plates are added in the damper, for reducing the slenderness ratio of sliding guide, prevent guide rod from buckling unstable failure occurs, prevent that stress concentration occurs at the variable cross-section of sliding guide；The main body of the construction Self-resetting mild steel damper is made of aperture circle mild steel piece, reset spring, general steel plate, sliding guide, sleeve；And extreme displacement protection board is set at sliding guide both ends, prevent excessive deformation from causing the unexpected destruction of damper.The damper has stronger runback bit function, can satisfy the requirement of fast quick-recovery function after energy consumption, significantly reduces the probability repaired after damper shake.
Description
Technical field
The invention belongs to building engineering structure seismic resistance fields, are related to a kind of Self-resetting mild steel damper, especially by bullet
The mild steel damper of spring realization Self-resetting.
Background technique
With the development of civil engineering structure antidetonation wind force proofing design theory, the thought of energy-eliminating shock-absorbing is anti-in all kinds of architectural engineerings
Earthquake centre is applied, and the design and use of energy dissipation component and energy dissipation damper also become increasingly prevalent.Modern energy-eliminating shock-absorbing skill
Energy-consuming device is mainly added in the structure and carrys out dissipation energy for art, still has to reduce the deformation of structure, but after earthquake biggish
Residual deformation.Huge economic loss will necessarily be brought by repairing or push on a large scale reconstruction after shake, cause unnecessary waste.Cause
This, a kind of Self-resetting mild steel damper had not only had good energy dissipation capacity, but also there is runback bit function can be good at being applied to
In structural engineering Aseismic Design.
In the prior art, as disclosed a kind of Self-resetting displacement enlargement in the patent of Publication No. CN201710489962.1
Type marmem damper, but marmem, as intellectual material, it is expensive, contributes small, limits at this
Extensive use in field.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, propose a kind of Self-resetting mild steel damper.By covering
Reset spring is set between cylinder both ends inside and general steel plate, Self-resetting and the increase rigidity of structure, supplement when for deforming
The power output of damper, and sleeve inner limiting device can be served as.The damper has stronger runback bit function, Neng Gouman
The requirement of fast quick-recovery function, significantly reduces the probability repaired after shake after foot energy consumption.
The technical scheme adopted by the invention is as follows:
A kind of Self-resetting mild steel damper, including three pieces of aperture circle mild steel pieces are provided, the aperture circle mild steel piece quilt
It is fixed between sliding guide and sleeve, is fixed using the method for welding；Equipped with reset spring on the inside of sleeve both ends and commonly
On guide rod between steel plate；Four pieces of general steel plates are set, are respectively arranged in sleeve with aperture circle mild steel piece, using welding
Method be fixed on sliding guide and between sleeve arrangement sliding ball bearing；The non-longitudinal displacement of sliding guide is by sleeve
It is constrained, and sliding guide both ends are provided with extreme displacement protection board.
Preferably, the damper is a kind of Self-resetting mild steel metal damper.
Preferably, the damper core is three pieces of aperture circle mild steel pieces, is fixed on sliding using the method for welding
On guide rod and sleeve.
Preferably, on guide rod of the damper setting reset spring on the inside of sleeve both ends between general steel plate,
Self-resetting when the purpose is to deform increases the rigidity of damper, supplements the power output of damper, and can serve as in sleeve
The limiting device in portion.
Preferably, the core circle mild steel on piece of the damper is provided with four circular holes, to weaken mild steel piece and tune
The power output of whole damper.
Preferably, four pieces of general steel plates are arranged in the damper, are respectively arranged in sleeve with aperture circle mild steel piece
It is interior, it is fixed on sliding guide using the method for welding and arrangement slides ball bearing between sleeve, the purpose is to reduce cunning
The slenderness ratio of guide rod is moved to prevent buckling unstable failure, prevents that stress concentration occurs at the variable cross-section of sliding guide.
Preferably, the damper is the non-longitudinal displacement that sliding guide is constrained by sleeve.
Preferably, extreme displacement protection board is arranged in the damper, is set to the both ends of sliding guide.
Working principle of design of the invention:
The main body of the Self-resetting mild steel damper is soft by sliding guide, reset spring, sleeve, general steel plate and aperture circle
Steel disc is constituted.In damper working condition, pull sliding guide that aperture circle mild steel plate can be driven to deform, it is multiple simultaneously
Position spring compresses, and increases structure additional damping with this, the purpose of realization structural effectiveness vibration damping.After deformation, it can lead to
The restoring force of reset spring is crossed to realize the runback bit function of damper.
The device have the advantages that are as follows:
It is mild steel damper that the present invention provides a kind of from reading, joined reset spring in the damper, is used for runback
Position increases the rigidity of structure, supplements the power output of damper, and can serve as sleeve inner limiting device；General steel plate is added, uses
To avoid guide rod because of the excessive generation buckling unstability of slenderness ratio；Circular hole is set in mild steel on piece, for weakening steel disc and adjustment damping
Device power output；And extreme displacement protection board is set on sliding guide, prevent excessive deformation from causing the unexpected destruction of damper；It is applicable in
In building structure energy-dissipating support, energy dissipating node are connected with energy dissipating, have wide range of applications.
Detailed description of the invention
Technical solution of the present invention is further described in detail with reference to the accompanying drawings and detailed description.
Fig. 1 is a kind of basic structure schematic diagram of Self-resetting mild steel damper of the present invention.
Fig. 2 is A-A sectional view of the invention.
Fig. 3 is B-B sectional view of the invention.
Fig. 4 is C-C sectional view of the invention.
Fig. 5 is aperture circle mild steel piece schematic diagram of the invention.
Fig. 6 is three dimensional structure diagram of the invention.
In figure, 1- sliding guide, 2- reset spring, 3- sleeve, 4- general steel plate, 5- aperture circle mild steel piece, 6- sliding
Ball bearing, 7- extreme displacement protection board, 8- circular hole.
Specific embodiment
Elaborate with reference to the accompanying drawing to the embodiment of the present invention: the present embodiment before being with technical solution of the present invention
It puts and is implemented, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to down
The embodiment stated.
Embodiment:
Refering to what is shown in Fig. 1, the present invention is a kind of Self-resetting mild steel damper, the main body of the damper is multiple by sliding guide 1
Position spring 2, sleeve 3, general steel plate 4 and aperture circle mild steel piece 5 form.5 phase of the general steel plate 4 and aperture circle mild steel piece
Between be arranged in sleeve 2；The reset spring 2 is set on the guide rod on the inside of 3 both ends of sleeve between general steel plate 4, and
The reset spring 2 is free, autonomous working；The extreme displacement protection board 7 is used to occur beyond damper just when structure
When often running the large deformation except stroke range, it is ensured that damper remains to operate normally without because causing to lose by unexpected destruction
Go the earthquake resistant control protective effect to structure.
Refering to what is shown in Fig. 2, the sleeve 3 is used to constrain the non-longitudinal displacement of sliding guide 1.
Refering to what is shown in Fig. 3, the general steel plate 4 is welded on sliding guide 1 and the arrangement sliding steel ball axis between sleeve 3
6 are held, the purpose is to reduce the slenderness ratio of sliding guide 1 to prevent buckling unstable failure, prevents the variable cross-section of sliding guide 1
Place occurs stress and concentrates.
Refering to what is shown in Fig. 4, the aperture circle mild steel piece 5 is welded on sliding guide 1 and sleeve 3；It can be opened by changing
The quantity of hole circle mild steel piece 5 and thickness adjust the power output of damper.
Refering to what is shown in Fig. 5, four circular holes 8 are provided on the aperture circle mild steel piece 5, to weaken mild steel piece and adjustment resistance
The power output of Buddhist nun's device.
It should be noted last that the above specific embodiment is only to illustrate the present invention as present pre-ferred embodiments
Technical solution rather than limit, it is all to modify to technical solution of the present invention or equivalent replacement, without departing from the technology of the present invention
The principle of scheme, is intended to be within the scope of the claims of the invention.
Claims (8)
1. a kind of Self-resetting mild steel damper, which is characterized in that including three pieces of aperture circle mild steel pieces (5), the aperture circle is soft
Steel disc (5) is fixed between sliding guide (1) and sleeve (3), is fixed using the method for welding；Equipped with reset spring (2) in
On guide rod on the inside of sleeve (3) both ends between general steel plate (4)；Four pieces of general steel plates (4) are set, with aperture circle mild steel piece
(5) it is respectively arranged in sleeve (3), is fixed on sliding guide (1) using the method for welding and is arranged between sleeve (3)
It slides ball bearing (6)；The non-longitudinal displacement of sliding guide is constrained by sleeve (3), and sliding guide both ends are provided with the limit
It is displaced protection board (7).
2. a kind of Self-resetting mild steel damper according to claim 1, which is characterized in that the damper be it is a kind of from
Reset mild steel metal damper.
3. a kind of Self-resetting mild steel damper according to claim 1, which is characterized in that the damper core is three
Block aperture circle mild steel piece (5) is fixed on sliding guide (1) and sleeve (3) using the method for welding.
4. a kind of Self-resetting mild steel damper according to claim 1, which is characterized in that the damper, which is arranged, to be resetted
On guide rod on the inside of sleeve (3) both ends between general steel plate (4), Self-resetting when the purpose is to deform increases spring (2)
The rigidity for adding damper supplements the power output of damper, and can serve as the internal limiting device of sleeve (3).
5. a kind of Self-resetting mild steel damper according to claim 1, which is characterized in that the core of the damper is opened
Hole circle mild steel on piece is provided with four circular holes (8), to weaken mild steel piece and adjust the power output of damper.
6. a kind of Self-resetting mild steel damper according to claim 1, which is characterized in that the damper is arranged four pieces
General steel plate (4) is respectively arranged in sleeve (3) with aperture circle mild steel piece (5), is fixed on sliding using the method for welding
Arrangement slides ball bearing (6) on guide rod (1) and between sleeve (3), and the purpose is to reduce the slenderness ratio of sliding guide (1)
Prevent buckling unstable failure, prevents that stress concentration occurs at the variable cross-section of sliding guide (1).
7. a kind of Self-resetting mild steel damper according to claim 1, which is characterized in that the damper is by sleeve
(3) the non-longitudinal displacement of sliding guide (1) is constrained.
8. a kind of Self-resetting mild steel damper according to claim 1, which is characterized in that the limit is arranged in the damper
It is displaced protection board (7), is set to the both ends of sliding guide (1).
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| CN201910280674.4A CN109853772B (en) | 2019-04-09 | 2019-04-09 | Self-resetting mild steel damper |
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|---|---|---|---|
| CN201910280674.4A CN109853772B (en) | 2019-04-09 | 2019-04-09 | Self-resetting mild steel damper |
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| CN109853772A true CN109853772A (en) | 2019-06-07 |
| CN109853772B CN109853772B (en) | 2023-09-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216695A (en) * | 2021-05-12 | 2021-08-06 | 吉林大学 | Template support vibration attenuation rod piece and anti-collapse control method |
| CN113585847A (en) * | 2021-07-23 | 2021-11-02 | 北京工业大学 | Assembled self-reset combined disc spring X-shaped mild steel energy consumption device |
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| CN113216695B (en) * | 2021-05-12 | 2022-02-18 | 吉林大学 | Template support vibration attenuation rod piece and anti-collapse control method |
| CN113585847A (en) * | 2021-07-23 | 2021-11-02 | 北京工业大学 | Assembled self-reset combined disc spring X-shaped mild steel energy consumption device |
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