CN205134179U - Curved surface hinge sliding friction - roller bearing rolling friction combination isolation bearing - Google Patents
Curved surface hinge sliding friction - roller bearing rolling friction combination isolation bearing Download PDFInfo
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- CN205134179U CN205134179U CN201520719007.9U CN201520719007U CN205134179U CN 205134179 U CN205134179 U CN 205134179U CN 201520719007 U CN201520719007 U CN 201520719007U CN 205134179 U CN205134179 U CN 205134179U
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- upper bracket
- sliding panel
- roller bearing
- slider
- lower support
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Abstract
The utility model discloses a curved surface hinge sliding friction - roller bearing rolling friction combination isolation bearing, include upper bracket board, well sliding plate, bottom suspension bedplate, place at the slider between upper bracket board and the well sliding plate and place the roller bearing between well sliding plate and bottom suspension bedplate that characteristics are that upper bracket board upper surface is the concave surface for plane, lower surface, the concave surface both ends are provided with the vertical dog of upper bracket board, and the concave surface both sides are provided with the horizontal dog of upper bracket board group, well sliding plate lies in between upper bracket board and the bottom suspension bedplate, and well sliding plate upper surface is the concave surface, and well sliding plate lower surface is shuan po inclined plane, the crooked orientation of concave surface of well sliding plate upper surface and the inclined plane orientation quadrature of lower surface, sliding plate dog group during four sides of well sliding plate set up, bottom suspension bedplate top surface and bottom surface all are the planes, and the bottom suspension bedplate sets up the horizontal dog of bottom suspension bedplate group in two sides that are on a parallel with roller bearing roll orientation, the slider sets up between upper bracket board and well sliding plate, and the surface is one -way convex curved surface about the slider, the roller bearing is the cylinder, and the cross -section is ring shape. The advantage is that the support has less frictional force in roller bearing roll direction, and surrender back rigidity almost is zero, and frictional force can be adjusted, controls its friction power consumption, provide great yield force at another horizontal direction hinged -support. This isolation bearing all has runback potential energy power at two horizontal directions, has assembleed the advantage of rolling friction and sliding friction support, realizes extension structure cycle, dissipation seismic energy and reduction structure seismic response's function.
Description
Technical field
The utility model relates to a kind of building and bridge construction shock isolating pedestal, particularly relates to a kind of curved surface hinge sliding friction-roller bearing rolling friction combined isolation bearing.
Background technology
Earthquake is one of common disaster of the earth, usually causes building and the collapsing of bridge construction thing, brings great impact to economy and social development.It is not only uneconomical that the rigidity that simple dependence improves works resists earthquake disaster, but also likely increase seismic forces, really can not play the object of antidetonation.In building and bridge construction seismic design, introduce seismic isolation technology, can make earthquake isolating equipment under the prerequisite meeting normal usage function requirement, reach the object of extending structure cycle, earthquake energy, reduction structural response.
When earthquake occurs, in order to ensure that the wounded are rescued timely and treat, hospital architecture can not be collapsed; In order to ensure that disaster relief personnel and goods and materials enter into disaster area, the lifeline engineering such as bridge must ensure safe and smooth.When said structure thing is designed and constructed, appropriate design and installation earthquake isolating equipment can well avoid it under geological process, collapse to occur.
Along with the development of building structure seismic isolation technology, current a lot of earthquake-prone countries and area in the world, when building and bridge construction is newly-built, shock isolating pedestal is installed, by reliable earthquake isolating equipment reasonable in design, it is made to play a significant role in structural seismic, make the most power consumption of works and concentration of plastic deformation in these earthquake isolating equipments, allow earthquake isolating equipment larger plastic strain occurs under rarely occurred earthquake effect and there is certain permanent set, thus ensure that other structural element is in elasticity or finite plastic domain.
Shock isolating pedestal conventional in works at present has the types such as lead core rubber support, high-damp rubber support and ball pivot sliding bearing.The major defect of neoprene bearing is that tonnage is low, loss of properties on aging; The shortcoming of ball pivot sliding bearing is that force of sliding friction is large, needs to set up tetrafluoroethene plate and reduces friction factor.Comparatively speaking, rolling friction bearing can overcome the problems referred to above well, and the frictional force of rolling friction, much smaller than sliding friction, can realize surrendering rear zero stiffness, and stress performance is stablized.
Rolling friction bearing adopts roller bearing to roll and resists horizontal seismic force, needs self-resetting capability after the earthquake, helps bearing to set back, reduces residual displacement after shaking; Force of rolling friction is less, does not wish bearing generation larger displacement, therefore suitably must adopt other measure increasing friction forces, improve energy dissipation capacity under the normal service load effect such as temperature, controls Structure displacement under normal service load effect; The horizontal yield force of simple rolling friction bearing is too low, can not meet structure design needs, needs to consider to take certain measure to increase its horizontal yield force.
Summary of the invention
Technical problem to be solved in the utility model is to provide that a kind of form of structure is simple, energy dissipation capacity is strong and be easy to the curved surface hinge sliding friction-roller bearing rolling friction combined isolation bearing controlling force of sliding friction and yield force.
The utility model solves the problems of the technologies described above adopted technical scheme:
A kind of curved surface hinge sliding friction-roller bearing rolling friction combined isolation bearing, comprises upper bracket plate, middle sliding panel, lower support plate, the roller bearing that is placed on the slider between upper bracket plate and middle sliding panel and is placed between middle sliding panel and lower support plate; Described upper bracket plate upper surface is plane, and soffit is concave surface, and described concave surface two ends are provided with the longitudinal block of upper bracket plate, and described concave surface both sides are provided with the horizontal block group of upper bracket plate; Described middle sliding panel is between upper bracket plate and lower support plate, described middle sliding panel upper surface is concave surface, described middle sliding panel soffit is Shuan Po inclined-plane, the concave surface bended direction of described middle sliding panel upper surface is orthogonal with the bevel direction of soffit, and described middle sliding panel four sides arrange middle sliding panel block group; Described lower support plate end face and bottom surface are all planes, and described lower support plate arranges the horizontal block group of lower support plate in two sides being parallel to roller bearing rotating direction; Described slider is arranged between upper bracket plate and middle sliding panel, and slider upper and lower surface is unidirectional convex surface; Described roller bearing is cylinder, and cross section is annular.
Described middle sliding panel block group by the longitudinal block of sliding panel in vertical with slider glide direction and parallel with slider glide direction in the horizontal block of sliding panel form.
The horizontal block group of described upper bracket plate is made up of horizontal block in the outer horizontal block of upper bracket plate, upper bracket plate and four upper bracket plate anchor bolts between the two; Four described upper bracket plate anchor bolts for horizontal block in fixing described upper bracket plate, and pass through to regulate the frictional force between the horizontal block of the middle sliding panel described in degree of tightness control of upper bracket plate anchor bolt and the horizontal block group of upper bracket plate.
The horizontal block group of described lower support plate is made up of horizontal block in the outer horizontal block of lower support plate, lower support plate and four lower support plate anchor bolts between the two; Four described lower support plate anchor bolts for horizontal block in fixing described lower support plate, and pass through to regulate the frictional force between the longitudinal block of the middle sliding panel described in the control of the degree of tightness of lower support plate anchor bolt and the horizontal block group of lower support plate.
Described slider upper convex surface surface arranges tetrafluoroethene plate, and under described slider, convex surface surface arranges lower tetrafluoroethene plate, to reduce slider and upper bracket plate and the force of sliding friction between slider and middle sliding panel.
Described slider only slides along the bending direction of convex surface on described slider and lower convex surface, when described slider slides, longitudinally be subject to the spacing of the longitudinal block of described upper bracket plate and the longitudinal block of described middle sliding panel, be laterally subject to the spacing of the horizontal block group of described upper bracket plate and the horizontal block of described middle sliding panel.
Longitudinally be subject to the spacing of the horizontal block of described middle sliding panel when described roller bearing rolls, be laterally subject to the spacing of the longitudinal block of described middle sliding panel.
When there is earthquake, this bearing upper bracket plate and lower support plate can along two in-plane generation relative displacements, the concave surface of the soffit of described upper bracket plate and the concave surface of middle sliding panel upper surface is convenient to described upper bracket plate and slider automatically resets under Gravitative Loads, described middle sliding panel is convenient on the Shuan Po inclined-plane of described middle sliding panel soffit and roller bearing automatically resets under Gravitative Loads; Frictional force between the described longitudinal block of middle sliding panel and the horizontal block group of described lower support plate can provide extra friction energy-dissipating; The curved surface hinge of described upper bracket plate, described slider and described middle sliding panel composition can make works have larger yield force sliding in glide direction.
Compared with prior art, the utility model has the advantage of: this shock isolating pedestal has less frictional force at roller bearing rotating direction, post-yield stiffness is almost nil, frictional force can regulate, realize larger energy dissipation capacity, other direction hinged-support can provide larger yield force, can the displacement of appropriate design both direction and yield force as required, realizes extending structure cycle, dissipation seismic energy and reduces the function of seismic structural response.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model;
Fig. 2 is sectional view of the present utility model;
Fig. 3 is lower support plate top view of the present utility model;
Fig. 4 is lower support plate constructional drawing of the present utility model;
Fig. 5 is horizontal block constructional drawing in lower support plate of the present utility model;
Fig. 6 is lower support plate anchor bolt constructional drawing of the present utility model;
Fig. 7 is roller bearing constructional drawing of the present utility model;
Fig. 8 is middle sliding panel top view of the present utility model;
Fig. 9 is middle sliding panel upward view of the present utility model;
Figure 10 is slider constructional drawing of the present utility model;
Figure 11 is upper bracket plate upward view of the present utility model;
Figure 12 is upper bracket plate constructional drawing of the present utility model;
Figure 13 is horizontal block constructional drawing in upper bracket plate of the present utility model;
Figure 14 is upper bracket plate anchor bolt constructional drawing of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail:
As shown in Figure 2, a kind of curved surface hinge sliding friction-roller bearing rolling friction combined isolation bearing, comprises upper bracket plate 1, middle sliding panel 2, lower support plate 3, the roller bearing 5 that is placed on the slider 4 between upper bracket plate and middle sliding panel and is placed between middle sliding panel and lower support plate; As shown in Fig. 2, Figure 11, described upper bracket plate 1 upper surface is plane, and soffit is concave surface, and described concave surface two ends are provided with the longitudinal block 6 of upper bracket plate, and described concave surface both sides are provided with the horizontal block group 7 of upper bracket plate; As 2, shown in Fig. 8 and Fig. 9, described middle sliding panel 2 is between upper bracket plate 1 and lower support plate 3, described middle sliding panel 2 upper surface is concave surface, described middle sliding panel 2 soffit is Shuan Po inclined-plane, the concave surface bended direction of described middle sliding panel 2 upper surface is orthogonal with the bevel direction of soffit, and described middle sliding panel 2 four sides arrange middle sliding panel block group 8; As shown in Figure 2 and Figure 3, described lower support plate 3 end face and bottom surface are all planes, and described lower support plate 3 arranges the horizontal block group 9 of lower support plate in two sides being parallel to roller bearing rotating direction; As shown in Fig. 2, Figure 10, described slider 4 is arranged between described upper bracket plate 1 and described middle sliding panel 2, and described slider 4 upper and lower surface is unidirectional convex surface; As shown in Fig. 2, Fig. 7, described roller bearing 5 is cylinder, and cross section is annular.
As shown in Figure 8, Figure 9, in this particular embodiment, described middle sliding panel block group 8 by the longitudinal block 15 of sliding panel in vertical with described slider 4 glide direction and parallel with slider 4 glide direction in the horizontal block 16 of sliding panel form.
As shown in Figure 11, Figure 12, Figure 13, Figure 14, in this particular embodiment, the horizontal block group 7 of described upper bracket plate is made up of horizontal block 13 in the outer horizontal block 12 of upper bracket plate, upper bracket plate and four upper bracket plate anchor bolts 14 between the two; Four described upper bracket plate anchor bolts 14 for horizontal block 13 in fixing described upper bracket plate, and pass through the frictional force between the horizontal block 16 of middle sliding panel described in degree of tightness control of the upper bracket plate anchor bolt 14 described in adjustment and the horizontal block group 7 of described upper bracket plate.
As shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, in this particular embodiment, the horizontal block group 9 of described lower support plate is made up of horizontal block 18 and four lower support plate anchor bolts 19 between the two in the outer horizontal block 17 of lower support plate, lower support plate; Four described lower support plate anchor bolts 19 for horizontal block 18 in fixing described lower support plate, and pass through the frictional force between the longitudinal block 15 of middle sliding panel described in degree of tightness control of the lower support plate anchor bolt 19 described in adjustment and the horizontal block group 9 of described lower support plate.
As shown in Figure 10, in this particular embodiment, the upper convex surface surface of described slider 4 arranges tetrafluoroethene plate 10, described slider 4 times convex surface surfaces arrange lower tetrafluoroethene plate 11, with reduce described slider 4 and described upper bracket plate 1 and described slider 4 and described in force of sliding friction between sliding panel 2.
As shown in Fig. 2, Fig. 8, Figure 11, in this particular embodiment, described slider 4 only slides along the bending direction of convex surface on slider and lower convex surface, when described slider 4 slides, longitudinally be subject to the spacing of the longitudinal block 6 of described upper bracket plate and the longitudinal block 15 of described middle sliding panel, be laterally subject to the spacing of the horizontal block group 7 of described upper bracket plate and the horizontal block 16 of described middle sliding panel.
As shown in Fig. 2, Fig. 9, in this particular embodiment, when described roller bearing 5 rolls, be longitudinally subject to the spacing of the horizontal block 16 of described middle sliding panel, be laterally subject to the spacing of the longitudinal block 15 of described middle sliding panel.
Claims (7)
1. curved surface hinge sliding friction-roller bearing rolling friction combined isolation bearing, comprises upper bracket plate, middle sliding panel, lower support plate, the roller bearing that is placed on the slider between upper bracket plate and middle sliding panel and is placed between middle sliding panel and lower support plate; Described upper bracket plate upper surface is plane, and soffit is concave surface, and described concave surface two ends are provided with the longitudinal block of upper bracket plate, and described concave surface both sides are provided with the horizontal block group of upper bracket plate; Described middle sliding panel is between upper bracket plate and lower support plate, described middle sliding panel upper surface is concave surface, described middle sliding panel soffit is Shuan Po inclined-plane, the concave surface bended direction of described middle sliding panel upper surface is orthogonal with the bevel direction of soffit, and described middle sliding panel four sides arrange middle sliding panel block group; Described lower support plate end face and bottom surface are all planes, and described lower support plate arranges the horizontal block group of lower support plate in two sides being parallel to roller bearing rotating direction; Described slider is arranged between upper bracket plate and middle sliding panel, and slider upper and lower surface is unidirectional convex surface; Described roller bearing is cylinder, and cross section is annular.
2. a kind of curved surface hinge sliding friction-roller bearing rolling friction combined isolation bearing according to claim 1, it is characterized in that middle sliding panel block group by the longitudinal block of sliding panel in vertical with slider glide direction and parallel with slider glide direction in the horizontal block of sliding panel form.
3. a kind of curved surface hinge sliding friction-roller bearing rolling friction combined isolation bearing according to claim 1, is characterized in that the horizontal block group of upper bracket plate is made up of horizontal block in the outer horizontal block of upper bracket plate, upper bracket plate and four upper bracket plate anchor bolts between the two; Four described upper bracket plate anchor bolts for horizontal block in fixing described upper bracket plate, and pass through to regulate the frictional force between the horizontal block of the middle sliding panel described in degree of tightness control of upper bracket plate anchor bolt and the horizontal block group of upper bracket plate.
4. a kind of curved surface hinge sliding friction-roller bearing rolling friction combined isolation bearing according to claim 1, is characterized in that the horizontal block group of lower support plate is made up of horizontal block in the outer horizontal block of lower support plate, lower support plate and four lower support plate anchor bolts between the two; Four described lower support plate anchor bolts for horizontal block in fixing described lower support plate, and pass through to regulate the frictional force between the longitudinal block of the middle sliding panel described in the control of the degree of tightness of lower support plate anchor bolt and the horizontal block group of lower support plate.
5. a kind of curved surface hinge sliding friction-roller bearing rolling friction combined isolation bearing according to claim 1, it is characterized in that slider upper convex surface surface arranges tetrafluoroethene plate, under described slider, convex surface surface arranges lower tetrafluoroethene plate, to reduce slider and upper bracket plate and the force of sliding friction between slider and middle sliding panel.
6. a kind of curved surface hinge sliding friction-roller bearing rolling friction combined isolation bearing according to claim 1, it is characterized in that slider only slides along the bending direction of convex surface on described slider and lower convex surface, when described slider slides, longitudinally be subject to the spacing of the longitudinal block of described upper bracket plate and the longitudinal block of described middle sliding panel, be laterally subject to the spacing of the horizontal block group of described upper bracket plate and the horizontal block of described middle sliding panel.
7. a kind of curved surface hinge sliding friction-roller bearing rolling friction combined isolation bearing according to claim 1, is longitudinally subject to the spacing of the horizontal block of described middle sliding panel, is laterally subject to the spacing of the longitudinal block of described middle sliding panel when it is characterized in that roller bearing rolls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520719007.9U CN205134179U (en) | 2015-09-13 | 2015-09-13 | Curved surface hinge sliding friction - roller bearing rolling friction combination isolation bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520719007.9U CN205134179U (en) | 2015-09-13 | 2015-09-13 | Curved surface hinge sliding friction - roller bearing rolling friction combination isolation bearing |
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| CN205134179U true CN205134179U (en) | 2016-04-06 |
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| CN201520719007.9U Active CN205134179U (en) | 2015-09-13 | 2015-09-13 | Curved surface hinge sliding friction - roller bearing rolling friction combination isolation bearing |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107327194A (en) * | 2017-08-11 | 2017-11-07 | 清华大学 | A kind of brace type negative stiffness frcition damper |
| CN108611960A (en) * | 2018-04-09 | 2018-10-02 | 国核电力规划设计研究院有限公司 | Coal transporting trestle node |
| CN112343959A (en) * | 2020-10-26 | 2021-02-09 | 株洲时代新材料科技股份有限公司 | Method for improving transverse stability of air spring and air spring |
| CN113047448A (en) * | 2021-03-24 | 2021-06-29 | 广州大学 | Super design intensity synchronous roller bearing shock insulation support |
| CN114319601A (en) * | 2021-12-21 | 2022-04-12 | 东南大学 | Horizontal bidirectional mechanical parameter adjustable disconnect-type friction support |
-
2015
- 2015-09-13 CN CN201520719007.9U patent/CN205134179U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107327194A (en) * | 2017-08-11 | 2017-11-07 | 清华大学 | A kind of brace type negative stiffness frcition damper |
| CN108611960A (en) * | 2018-04-09 | 2018-10-02 | 国核电力规划设计研究院有限公司 | Coal transporting trestle node |
| CN112343959A (en) * | 2020-10-26 | 2021-02-09 | 株洲时代新材料科技股份有限公司 | Method for improving transverse stability of air spring and air spring |
| CN113047448A (en) * | 2021-03-24 | 2021-06-29 | 广州大学 | Super design intensity synchronous roller bearing shock insulation support |
| CN114319601A (en) * | 2021-12-21 | 2022-04-12 | 东南大学 | Horizontal bidirectional mechanical parameter adjustable disconnect-type friction support |
| CN114319601B (en) * | 2021-12-21 | 2023-03-10 | 东南大学 | Horizontal bidirectional mechanical parameter adjustable disconnect-type friction support |
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