CN201581517U - Spherical support with dissipative friction pair - Google Patents
Spherical support with dissipative friction pair Download PDFInfo
- Publication number
- CN201581517U CN201581517U CN2009202868333U CN200920286833U CN201581517U CN 201581517 U CN201581517 U CN 201581517U CN 2009202868333 U CN2009202868333 U CN 2009202868333U CN 200920286833 U CN200920286833 U CN 200920286833U CN 201581517 U CN201581517 U CN 201581517U
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- plate
- friction pair
- spherical bearing
- power consumption
- support plate
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Abstract
The utility model relates to a shock (vibration) absorbing support used for a civil engineering structure, in particular to a spherical support with a dissipative friction pair. The spherical support comprises a spherical support body consisting of an upper support plate and a lower support plate, an intermediate spherical plate is arranged between the upper support plate and the lower support plate, and the intermediate spherical plate is connected with the lower support plate via an intermediate body. The upper surface of the intermediate body matches with the lower surface of the intermediate spherical plate, and the dissipative friction pair used for dissipating energy via friction is arranged between the lower surface of the intermediate body and the upper surface of the lower support plate. The spherical support adopts a dual dissipative mechanism including the main dissipative friction pair and an auxiliary high-damping rubber ring, achieves better shock absorbing effect finally, and has better economic and social benefits.
Description
Technical field
The utility model relates to technical field of civil engineering, is specifically related to a kind of vibration damping (shake) bearing that is used for civil engineering structure.
Background technology
Earthquake, wind shake and other vibration equipments all may cause the vibration of building structure self.Bad reactions such as less vibration may cause the damage accumulation of structure, and the irregular operating of equipment and human body sensory are uncomfortable, big vibration as shake doughtily, then can be directly constitutes a threat to the safety of structure.
Subtract (shaking) shake technology and be applied to all kinds of newly-built, reorganization and expansion and stabilization works just more and more as a kind of novelty and effective technology.Present (shaking) shake technology that subtracts generally is used for realization by various subtracting (shaking) shake bearing with making uniting of various dampers.Subtract (shaking) shake main releasing structure displacement of bearing and distortion, damper then is responsible for power consumption.Common subtract (shaking) shakes the function that bearing can't be realized the releasing structure displacement deformation simultaneously and good energy dissipation capacity is provided.
The utility model content
In order to address the above problem, the purpose of this utility model is, a kind of spherical bearing with power consumption friction pair is provided, and this bearing has the power consumption friction pair that plays the shock-damping energy-dissipating effect, and when earthquake, strong wind and other vibration took place, damping effect was obvious.
The technical problem that the utility model solved can realize by the following technical solutions:
Spherical bearing with power consumption friction pair, comprise the spherical bearing main body, described spherical bearing main body comprises the upper bracket plate that is used to connect the top engineering structures, be used to connect the lower support plate of bottom engineering structures, be provided with an intermediate panel between described upper bracket plate and the described lower support plate, it is characterized in that: described intermediate panel connects described lower support plate by an intermediate, the soffit of the upper surface of described intermediate and described intermediate panel is supporting, and the soffit of described intermediate and the upper surface of described lower support plate are provided with one and are used for by rubbing catabiotic power consumption friction pair.When meeting with earthquake, high wind or other accidental action, the displacement of engineering structures increases, and when the displacement of bearing exceeds the scope of operate as normal, the moving intermediate of upper bracket strip begins to slide, the friction pair performance power consumption effect of consuming energy this moment.
The upper surface of described lower support plate is provided with corrosion resistant plate, and the soffit of described intermediate is provided with corrosion resistant plate, constitutes the power consumption friction pair.Corrosion resistant plate on corrosion resistant plate on the described lower support plate and the described intermediate adopts the abrasion-proof stainless steel plate.The abrasion-proof stainless steel plate has stable friction factor, the characteristics that the frictional wear rate is low.
Described spherical bearing main body also comprises a high-damping rubber ring, and described high-damping rubber ring is positioned at described lower support plate inboard.Described high-damping rubber ring adds compounding ingredients such as filler, reinforcing agent, plasticizer, vulcanizing agent by natural rubber and synthetic rubber to be made, and has good hysteretic energy ability (equivalent damping ratio can reach 20-30%).In the process that the intermediate displacement continues to increase, when intermediate was run into the high-damping rubber ring, the high-damping rubber ring was squeezed, and the utility model is realized power consumption for the second time.Simultaneously, the high-damping rubber ring can also provide certain restoring force, and bearing is set back.
Beneficial effect: owing to adopted technique scheme, the utility model has solved the problem that common for a long time bearing can not provide bigger damping force, having overcome consumes energy under earthquake, high wind effect subtracts the not enough defective of (shaking) shake ability, by based on the power consumption friction pair, the high-damping rubber ring is the dual energy consume mechanism of assisting, finally reached preferably subtract (shaking) shake effect, have favorable economic benefit and social benefit.
Description of drawings
Fig. 1 is a kind of structural representation of the present utility model.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose with effect is easy to understand, below in conjunction with the further elaboration the utility model of concrete diagram.
Have the spherical bearing of power consumption friction pair, mainly comprise the spherical bearing main body.The spherical bearing main body mainly comprises upper bracket plate 1, lower support plate 7, intermediate panel 3, intermediate 5.Upper bracket plate 1 is used to connect the top engineering structures, and lower support plate 7 is used to connect the bottom engineering structures.Be provided with an intermediate panel 3 between upper bracket plate 1 and the lower support plate 7, be provided with intermediate 5 between intermediate panel 3 and the lower support plate 7.
The soffit of upper bracket plate 1 is provided with corrosion resistant plate, and the upper surface of intermediate panel 3 is provided with plane slide plate 2, and the plane slide plate 2 on corrosion resistant plate on the upper bracket and the intermediate panel 3 constitutes the planar friction pair, makes bearing can realize the slip of horizontal direction.The following arc plating hard chromium on surface of intermediate panel 3, the upper surface of intermediate 5 is provided with sphere slide plate 4.The sphere slide plate 4 of hard chrome on the intermediate panel 3 and intermediate 5 constitutes the sphere friction pairs, makes bearing can realize to a certain degree rotation.The soffit of intermediate 5 is provided with corrosion resistant plate, and the upper surface of lower support plate 7 is provided with corrosion resistant plate.Corrosion resistant plate on corrosion resistant plate on the intermediate 5 and the lower support plate 7 constitutes the power consumption friction pair.The power consumption friction pair has the power consumption effect.Above-mentioned corrosion resistant plate can adopt the mode that pastes to place on its corresponding main body.Sphere slide plate 4 can place by the mode of inlaying on the intermediate 5, and radian is identical with the radian of intermediate panel 3.
Each parts material of spherical bearing with power consumption friction pair: the spherical bearing main body adopts cast steel spherical bearing main body, the Gs20Mn5 cast steel of the preferred german standard din of material, this kind cast steel adds various trace elements on the basis of normal steel casting, and carry out the antirust processing of multilayer, the solderability height, corrosion resistance is strong.The section of upper bracket plate 1 can be " n " shape, corrosion resistant plate on the upper bracket plate 1 can adopt the high quality mirror corrosion resistant plate, it is low that the mirror face stainless steel plate has a coefficient of sliding friction, can effectively discharge the characteristics of the thermal stresses of superstructure under the normal mode of occupation.It is "T"-shaped that the section of intermediate 5 can be, and the corrosion resistant plate of the upper surface of the corrosion resistant plate of the soffit of intermediate 5 and lower support plate 7 adopts the abrasion-proof stainless steel plate, and the abrasion-proof stainless steel plate rubs, and to have a coefficient of wiping stable, the characteristics that the frictional wear rate is low.Plane slide plate 2 on the intermediate panel 3 and the sphere slide plate of intermediate 54 adopt modified ultra-high molecular weight polyethylene material or polytetrafluoroethylmaterial material, low price and compressive strength height adopt the spherical bearing compressive strength with power consumption friction pair of above-mentioned material can reach 60Mpa.
Shake effect for subtract (the shaking) of further improving the spherical bearing with power consumption friction pair, lower support plate 7 inboards are provided with a high-damping rubber ring 6.High-damping rubber ring 6 adds compounding ingredients such as filler, reinforcing agent, plasticizer, vulcanizing agent by natural rubber and synthetic rubber to be made, and has good hysteretic energy ability (equivalent damping ratio can reach 20-30%).
The spherical bearing course of work with power consumption friction pair: under normal mode of occupation, spherical bearing with power consumption friction pair, can pass through 3 power transmissions of intermediate panel, each is to the rotating property unanimity, the necking that power can not occur, when particularly acting on the concrete, counter-force is more even, is applicable to the joint structure of all kinds of form of structure complexity.And the spherical bearing with power consumption friction pair is when rotating, because its rotating torque is only relevant with the friction factor of bearing spherical radius and each contact surface, irrelevant with bearing corner size, rotating torque is little, be specially adapted to the requirement of big corner, the design corner can reach more than the 0.06rad.When meeting with earthquake, high wind or other accidental action, the displacement of engineering structures increases, in case the displacement of bearing exceeds the scope of operate as normal, upper bracket plate 1 drives intermediate 5 to begin to slide, the friction pair performance power consumption effect of consuming energy this moment.In the process that intermediate 5 displacements continue to increase, when intermediate 5 was run into high-damping rubber ring 6, high-damping rubber ring 6 was squeezed, and the utility model is realized power consumption for the second time.Simultaneously, high-damping rubber ring 6 can also provide certain restoring force, and bearing is set back.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the manual just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (8)
1. the spherical bearing that has the power consumption friction pair, comprise the spherical bearing main body, described spherical bearing main body comprises the upper bracket plate that is used to connect the top engineering structures, the lower support plate that is used to connect the bottom engineering structures, be provided with an intermediate panel between described upper bracket plate and the described lower support plate, it is characterized in that:
Described intermediate panel connects described lower support plate by an intermediate;
The soffit of the upper surface of described intermediate and described intermediate panel is supporting, is provided with one between the soffit of described intermediate and the upper surface of described lower support plate and is used for by rubbing catabiotic power consumption friction pair.
2. the spherical bearing with power consumption friction pair according to claim 1, it is characterized in that: the upper surface of described lower support plate is provided with corrosion resistant plate, and the soffit of described intermediate also is provided with corrosion resistant plate;
Described power consumption friction pair comprises corrosion resistant plate on the described lower support plate and the corrosion resistant plate on the described intermediate.
3. the spherical bearing with power consumption friction pair according to claim 2 is characterized in that: the corrosion resistant plate on corrosion resistant plate on the described lower support plate and the described intermediate, all adopt the abrasion-proof stainless steel plate.
4. the spherical bearing with power consumption friction pair according to claim 1, it is characterized in that: described spherical bearing main body also comprises a high-damping rubber ring, described high-damping rubber ring is positioned at described lower support plate inboard.
5. according to any described spherical bearing with power consumption friction pair in the claim 1 to 4, it is characterized in that: described spherical bearing main body is the cast steel spherical bearing main body of an employing Gs20Mn5 cast steel material.
6. according to any described spherical bearing with power consumption friction pair in the claim 1 to 4, it is characterized in that: the upper surface of described intermediate is provided with the sphere slide plate, and described sphere slide plate adopts the modified ultra-high molecular weight polyethylene material.
7. according to any described spherical bearing with power consumption friction pair in the claim 1 to 4, it is characterized in that: the upper surface of described intermediate is provided with the sphere slide plate, and described sphere slide plate adopts polytetrafluoroethylmaterial material.
8. according to any described spherical bearing with power consumption friction pair in the claim 1 to 4, it is characterized in that: the soffit on the described upper bracket plate is provided with corrosion resistant plate, and the corrosion resistant plate on the described upper bracket plate adopts the mirror face stainless steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202868333U CN201581517U (en) | 2009-12-30 | 2009-12-30 | Spherical support with dissipative friction pair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202868333U CN201581517U (en) | 2009-12-30 | 2009-12-30 | Spherical support with dissipative friction pair |
Publications (1)
| Publication Number | Publication Date |
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| CN201581517U true CN201581517U (en) | 2010-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202868333U Expired - Fee Related CN201581517U (en) | 2009-12-30 | 2009-12-30 | Spherical support with dissipative friction pair |
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| Country | Link |
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| CN (1) | CN201581517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182256A (en) * | 2011-03-16 | 2011-09-14 | 上海英谷桥梁科技有限公司 | High-damping rubber fluid viscoelastic damper and manufacturing method thereof |
-
2009
- 2009-12-30 CN CN2009202868333U patent/CN201581517U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182256A (en) * | 2011-03-16 | 2011-09-14 | 上海英谷桥梁科技有限公司 | High-damping rubber fluid viscoelastic damper and manufacturing method thereof |
| CN102182256B (en) * | 2011-03-16 | 2012-12-19 | 上海英谷桥梁科技有限公司 | High-damping rubber fluid viscoelastic damper and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20141230 |
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| EXPY | Termination of patent right or utility model |