CN112412143A - Electromagnetic force damping shock mount - Google Patents
Electromagnetic force damping shock mount Download PDFInfo
- Publication number
- CN112412143A CN112412143A CN202011284924.0A CN202011284924A CN112412143A CN 112412143 A CN112412143 A CN 112412143A CN 202011284924 A CN202011284924 A CN 202011284924A CN 112412143 A CN112412143 A CN 112412143A
- Authority
- CN
- China
- Prior art keywords
- pedestal
- connector
- electromagnet
- annular
- side wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
Abstract
The invention relates to an electromagnetic force damping shock-absorbing support which comprises a pedestal bottom plate, a pedestal side wall, an annular super electromagnet, an inner annular magnet, a common rubber ring, a connector, high-damping rubber and an electromagnet electrified wire. The pedestal bottom plate and the pedestal side wall are of an integral structure, the inner side of the pedestal side wall is provided with an annular super electromagnet, a common rubber ring is arranged in the annular super electromagnet, and a live wire of the annular super electromagnet extends into the pedestal through an opening on the pedestal side wall; the inner annular magnet and the connector are of an integral structure, the inner annular magnet is placed in the center of the pedestal bottom plate, and the outer side of the inner annular magnet is the same as the inner magnetic pole of the annular super-strong electromagnet; the middle part of the connector is provided with a concave cylindrical hole, and the lower part of the connector extends outwards with a cylindrical head and is embedded into the inner annular magnet; the high damping rubber is in a ring shape, and the inner edge of the high damping rubber is connected with the connector, and the like. The method and the device can solve the problems that the dynamic response of the structure or equipment is overlarge under the action of the earthquake, the energy consumption capability of the support is poor, the selection process of the damping device is complex and the like.
Description
Technical Field
The invention relates to the technical field of damping and shock absorption, in particular to an electromagnetic force damping shock absorption support.
Background
In structural engineering, a plurality of devices need to be damped, a structure or the devices can generate dynamic response under the action of an earthquake, and the structure can be damaged by the generated large dynamic response when the earthquake action is overlarge. In order to ensure that the structure or the equipment has higher safety, various shock absorption measures can be adopted for shock absorption, so that the stress in the structure or the equipment is reduced, and the overall safety is improved.
There are a number of shock absorbing measures including the use of shock mounts. A general damping support adopts a damper to absorb shock, and the following problems exist in the damping process of adopting the damper:
1. the shock absorption structure is only simple shock absorption damping, and the shock absorption and protection performance of the structure or equipment is reduced;
2. the damper needs to be subjected to finite element simulation or test measurement in advance, and the workload is large;
3. the shock absorption resistance of the structure or the equipment cannot be improved, the stability of the structure or the equipment is influenced, and the swinging condition is easy to occur in the shock absorption placing process, so that the stability in the structure or the equipment is influenced;
4. the general magnet has small magnetic force and is difficult to prevent large displacement generated by the structure.
Therefore, the design of a new damping shock absorption support aiming at the common structure and equipment has great significance.
Disclosure of Invention
The invention aims to provide a support which is convenient to install and economical to use and can effectively reduce the dynamic response of a structure or equipment under the action of an earthquake so as to solve the problems of the traditional damping support proposed in the background art: the shock absorption structure is only simple shock absorption damping, and the shock absorption and protection performance of the structure or equipment is reduced; the damper needs to be subjected to finite element simulation or test measurement in advance, and the workload is large; the shock absorption resistance of the structure or the equipment cannot be improved, the stability of the structure or the equipment is influenced, and the swinging condition is easy to occur in the shock absorption placing process, so that the stability in the structure or the equipment is influenced; the general magnet has small magnetic force and is difficult to prevent large displacement generated by the structure.
The invention is realized by the following technical scheme.
The utility model provides an electromagnetic force damping shock mount which characterized in that: the electromagnetic damping pedestal comprises a pedestal bottom plate (1), a pedestal side wall (2), an annular super-strong electromagnet (3), an inner annular magnet (4), a common rubber ring (5), a connector (6), high-damping rubber (7) and an electromagnet electrified wire (8). Pedestal bottom plate (1), pedestal lateral wall (2) and electro-magnet circular telegram line (8) are monolithic structure, and pedestal lateral wall (2) inboard installation annular super electromagnet (3), and installation ordinary rubber circle (5) in annular super electromagnet (3), the circular telegram line of annular super electromagnet (3) stretches into inside the pedestal through the trompil of pedestal lateral wall (2). Interior annular magnet (4) are monolithic structure with connector (6), and interior annular magnet (4) are placed at pedestal bottom plate (1) center, and the outside of interior annular magnet (4) is the same with the inboard magnetic pole of annular superstrong electro-magnet (3). The middle part of the connector (6) is provided with a concave cylindrical hole, and the lower part of the connector extends outwards to form a cylindrical head which is embedded into the inner ring-shaped magnet (4). The high-damping rubber (7) is annular, the inner edge of the high-damping rubber is connected with the connector (6), and the outer edge of the high-damping rubber is connected with the side wall (2) of the pedestal.
Furthermore, the bottom of the inner ring-shaped magnet is smooth, and lubricating oil is coated on the upper surface of the pedestal bottom plate.
Furthermore, the inner ring-shaped magnet is fixedly connected with the connector.
Further, the height of the inner ring-shaped magnet is smaller than that of the side wall of the pedestal.
Further, the pedestal lateral wall needs to be opened the through-hole to supply the circular shape super electromagnet's circular telegram line to stretch into inside the pedestal.
Further, the high damping rubber is in a ring-shaped wave folding shape.
The invention adopts magnetic damping to design the support, and the middle inner ring-shaped magnet and the connector can move on the upper surface of the pedestal bottom plate so as to reduce the absolute displacement of an upper structure or equipment under the action of an earthquake. Because of the symmetry of the support, the inner ring-shaped magnet and the connector part are stable in the center and can reset automatically after moving. The high-damping rubber has the function of protecting the internal structure, can block the central sliding part through certain expansion and contraction, and has a certain energy consumption function. Therefore, the device can achieve a certain damping effect.
Compared with the prior art, the invention has the advantages that: the electromagnetic force damping shock absorption support can enable the upper structure and an external fixed part to generate certain displacement and slow down the coupling effect between the upper structure and the external fixed part. Adopt electromagnetic force damping and slip system, superstructure's vertical force is born by the pedestal bottom plate, and horizontal direction's effort is born by high damping rubber when the effect is less, directly bears by the ordinary rubber circle in the pedestal lateral wall when the effort is great to pass to the pedestal lateral wall with the power. When receiving earthquake action, ring magnet and connector in the middle can slide on the pedestal bottom plate, alleviates the direct influence that the earthquake action brought. The pedestal bottom plate can allow partial displacement in the support to absorb shock, and the upper high-damping rubber can stretch and retract to block the movement of the structure and perform partial energy consumption. In conclusion, the invention can effectively reduce the dynamic response of the structure or equipment under the action of the earthquake and has better energy consumption effect.
Drawings
FIG. 1 is a vertical sectional view of an electromagnetic force damping shock mount structure;
FIG. 2 is a sectional perspective view of an electromagnetic force damping shock mount structure;
FIG. 3 is an overall isometric view of an electromagnetic force damping shock mount structure;
FIG. 4 is a horizontal sectional view of the structure of the electromagnetic force damping shock mount;
FIG. 5 is an isometric view of a structural connector of the electromagnetic force damping shock mount;
the labeling means: 1. a pedestal base plate; 2. a pedestal side wall;
3. an annular super electromagnet; 4. an inner ring magnet; 5. a common rubber ring; 6. a connector; 7. high damping rubber; 8. the electromagnet is electrified with a wire.
Detailed Description
The present invention will be described in further detail with reference to the drawings and the detailed description, but the present invention is not limited to the contents of the description.
Examples
Referring to fig. 1 to 5, an electromagnetic force damping shock mount is shown.
As shown in fig. 1, the apparatus of the present invention may be optionally used when a structure or device is desired to be secured.
Referring to fig. 2, an electromagnetic force damping shock mount is provided, which mainly reduces the dynamic response of a structure or equipment under the action of earthquake. The problems of overlarge dynamic response of a structure or equipment under the action of an earthquake, poor energy consumption capability of a support, complex selection process of a damping device and the like can be solved.
Referring to fig. 2, an electromagnetic force damping shock-absorbing support comprises a pedestal bottom plate, a pedestal side wall, an annular super-strong electromagnet, an inner annular magnet, a common rubber ring, a connector, high-damping rubber and an annular super-strong electromagnet electrified wire. Pedestal bottom plate and pedestal lateral wall are monolithic structure, and pedestal lateral wall inboard installation annular super electromagnet, inside the circular telegram line of annular super electromagnet stretched into the pedestal through the trompil of pedestal lateral wall, installation ordinary rubber circle in the annular super electromagnet. The inner ring-shaped magnet and the connector are of an integral structure, the inner ring-shaped magnet is placed at the center of the pedestal bottom plate, and the outer side of the inner ring-shaped magnet is the same as the inner side magnetic pole of the annular super-strong electromagnet. The middle part of the connector is provided with a concave cylindrical hole, and the lower part of the connector extends outwards to form a cylindrical head and is embedded into the inner annular magnet. The high-damping rubber is annular, the inner edge of the high-damping rubber is connected with the connector, and the outer edge of the high-damping rubber is connected with the side wall of the pedestal.
In some embodiments, the inner ring magnet has a smooth bottom and the pedestal base plate has a lubricant applied to its upper surface.
In some embodiments, the inner ring magnet and the connector are fixedly connected.
In some embodiments, the inner ring magnet has a height less than a height of the pedestal sidewall.
In some embodiments, the sidewall of the pedestal needs to be perforated to allow the power line of the ring-shaped super electromagnet to extend into the pedestal.
In some embodiments, the high damping rubber is in the shape of an annular wave fold.
When the connection of the structure or device is made, the connection is made with the upper structure or device by means of the connection head 6. Under the action of an earthquake, displacement generated by an external fixed part is transmitted to the upper structure through the support, and the upper structure can slide in the support, and the high-damping rubber 7 can partially consume energy, so that the structure can stably move. Meanwhile, due to the design of the symmetry of the damping support, the final structure or component can return to the initial central position, and the stability of the structure is guaranteed.
Therefore, under the action of an earthquake or other external forces, the electromagnetic force damping shock absorption support can enable the upper structure and the external fixed part to generate certain displacement, and the coupling effect between the upper structure and the external fixed part is reduced. Adopt electromagnetic force damping and slip system, superstructure's vertical force is born by pedestal bottom plate 1, and horizontal direction's effort is born by high damping rubber when the effect is less, directly bears by ordinary rubber circle 5 in the pedestal lateral wall 2 when the effort is great to will exert oneself and pass to pedestal lateral wall 2. When receiving earthquake action, ring magnet 4 and connector 6 can slide on pedestal bottom plate 1 in the middle, alleviate the direct influence that earthquake action brought. In the support, the pedestal bottom plate 1 can allow partial displacement and absorb shock, and the upper high-damping rubber 7 can stretch and contract to block the movement of the structure and perform partial energy consumption. Therefore, the invention can effectively reduce the dynamic response of the structure or equipment under the action of the earthquake and has better energy consumption effect.
See the prior art for additional details.
The above description is only one embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the overall concept of the present invention, and these should also be considered as the protection scope of the present invention.
Claims (6)
1. The utility model provides an electromagnetic force damping shock mount which characterized in that: the device comprises a pedestal bottom plate (1), a pedestal side wall (2), an annular super electromagnet (3), an inner annular magnet (4), a common rubber ring (5), a connector (6), high-damping rubber (7) and an electromagnet electrifying wire (8);
the pedestal bottom plate (1), the pedestal side wall (2) and the electromagnet electrifying wire (8) are of an integral structure, the annular super electromagnet (3) is arranged on the inner side of the pedestal side wall (2), a common rubber ring (5) is arranged in the annular super electromagnet (3), and the electrifying wire of the annular super electromagnet (3) extends into the pedestal through the opening of the pedestal side wall (2);
the inner ring-shaped magnet (4) and the connector (6) are of an integral structure, the inner ring-shaped magnet (4) is placed in the center of the pedestal bottom plate (1), and the outer side of the inner ring-shaped magnet (4) is the same as the inner side magnetic pole of the annular super-strong electromagnet (3);
a concave cylindrical hole is formed in the middle of the connector (6), a cylindrical head extends out of the lower portion of the connector, and the connector is embedded into the inner annular magnet (4);
the high-damping rubber (7) is annular, the inner edge of the high-damping rubber is connected with the connector (6), and the outer edge of the high-damping rubber is connected with the side wall (2) of the pedestal.
2. The electromagnetic force damping mount according to claim 1, wherein: the bottom of the inner annular magnet (4) is smooth, and lubricating oil is coated on the upper surface of the pedestal bottom plate (1).
3. The electromagnetic force damping mount according to claim 1, wherein: the inner ring-shaped magnet (4) is fixedly connected with the connector (6).
4. The electromagnetic force damping mount according to claim 1, wherein: the height of the inner ring magnet (4) is smaller than that of the pedestal side wall (2).
5. The electromagnetic force damping mount according to claim 1, wherein: the pedestal side wall (2) needs to be provided with a through hole so that a live wire (8) of the annular super electromagnet (3) can stretch into the pedestal.
6. The electromagnetic force damping mount according to claim 1, wherein: the high-damping rubber (7) is in an annular wave folding shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011284924.0A CN112412143A (en) | 2020-11-17 | 2020-11-17 | Electromagnetic force damping shock mount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011284924.0A CN112412143A (en) | 2020-11-17 | 2020-11-17 | Electromagnetic force damping shock mount |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112412143A true CN112412143A (en) | 2021-02-26 |
Family
ID=74832618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011284924.0A Pending CN112412143A (en) | 2020-11-17 | 2020-11-17 | Electromagnetic force damping shock mount |
Country Status (1)
| Country | Link |
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| CN (1) | CN112412143A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113026813A (en) * | 2021-03-18 | 2021-06-25 | 中国矿业大学 | Subway station center pillar structure with shock attenuation is from restoring to throne function |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08109759A (en) * | 1994-10-11 | 1996-04-30 | Toda Constr Co Ltd | Vibration damping device |
| JP2006029348A (en) * | 2004-07-12 | 2006-02-02 | Bridgestone Corp | Damping material, and base-isolating device |
| JP2012037021A (en) * | 2010-08-11 | 2012-02-23 | Ihi Corp | Damper device |
| CN107905399A (en) * | 2017-09-27 | 2018-04-13 | 同济大学 | A kind of electromagnetic damping negative stiffness bearing |
| CN109538725A (en) * | 2017-09-22 | 2019-03-29 | 株式会社艾科赛迪 | Dynamic damper |
| CN109610675A (en) * | 2019-02-01 | 2019-04-12 | 青岛理工大学 | Flat turn combined type building vibration control system |
| CN110130709A (en) * | 2019-04-19 | 2019-08-16 | 同济大学 | A kind of modularization sliding and shock isolation system |
| JP2019173933A (en) * | 2018-03-29 | 2019-10-10 | 株式会社免制震ディバイス | Mass damper |
| CN110453955A (en) * | 2019-07-18 | 2019-11-15 | 同济大学 | A kind of anti-foreign matter resistance to plucking answers friction-pendulum shock-insulation support |
-
2020
- 2020-11-17 CN CN202011284924.0A patent/CN112412143A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08109759A (en) * | 1994-10-11 | 1996-04-30 | Toda Constr Co Ltd | Vibration damping device |
| JP2006029348A (en) * | 2004-07-12 | 2006-02-02 | Bridgestone Corp | Damping material, and base-isolating device |
| JP2012037021A (en) * | 2010-08-11 | 2012-02-23 | Ihi Corp | Damper device |
| CN109538725A (en) * | 2017-09-22 | 2019-03-29 | 株式会社艾科赛迪 | Dynamic damper |
| CN107905399A (en) * | 2017-09-27 | 2018-04-13 | 同济大学 | A kind of electromagnetic damping negative stiffness bearing |
| JP2019173933A (en) * | 2018-03-29 | 2019-10-10 | 株式会社免制震ディバイス | Mass damper |
| CN109610675A (en) * | 2019-02-01 | 2019-04-12 | 青岛理工大学 | Flat turn combined type building vibration control system |
| CN110130709A (en) * | 2019-04-19 | 2019-08-16 | 同济大学 | A kind of modularization sliding and shock isolation system |
| CN110453955A (en) * | 2019-07-18 | 2019-11-15 | 同济大学 | A kind of anti-foreign matter resistance to plucking answers friction-pendulum shock-insulation support |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113026813A (en) * | 2021-03-18 | 2021-06-25 | 中国矿业大学 | Subway station center pillar structure with shock attenuation is from restoring to throne function |
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Application publication date: 20210226 |
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| RJ01 | Rejection of invention patent application after publication |