CN212316663U - Buffering anti-falling beam spherical steel support - Google Patents
Buffering anti-falling beam spherical steel support Download PDFInfo
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- CN212316663U CN212316663U CN202020815614.6U CN202020815614U CN212316663U CN 212316663 U CN212316663 U CN 212316663U CN 202020815614 U CN202020815614 U CN 202020815614U CN 212316663 U CN212316663 U CN 212316663U
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- bedplate
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- limiting plate
- seat plate
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Abstract
The utility model belongs to the technical field of the support, a roof beam ball-type steel support is prevented falling in buffering is disclosed. The main technical characteristics are as follows: including last bedplate, spherical crown welt, well bedplate, last plane corrosion resistant plate, go up plane polytetrafluoroethylene slide, sphere polytetrafluoroethylene slide, plane polytetrafluoroethylene slide and lower plane corrosion resistant plate down, well bedplate is provided with vertical sand grip, horizontal sand grip, goes up the bedplate bottom and is provided with horizontal limiting plate, the vertical brace of L type, and the bedplate top surface is provided with vertical limiting plate, the horizontal brace of L type down, and the top edge of horizontal limiting plate and well bedplate is occasionally/and the outside of horizontal limiting plate is provided with high molecular elastomer, and the bottom edge of vertical limiting plate and well bedplate is occasionally/and the outside of vertical limiting plate is provided with down high molecular elastomer. The buffering beam-falling-preventing spherical steel support can realize the limitation of horizontal displacement elastic rigidity and vertical displacement, and has the effects of shock absorption, energy consumption, shock absorption and isolation.
Description
Technical Field
The utility model belongs to the technical field of the support, especially, relate to a roof beam ball-type steel support is prevented falling in buffering.
Background
The support used on the bridge should adapt to various movements of the bridge during operation. The movement of the bridge not only causes the displacement along the bridge due to the linear temperature change, but also causes the displacement along the bridge, the horizontal corner displacement, the vertical corner displacement and the horizontal corner displacement due to various factors such as the nonlinear temperature change, the concrete shrinkage creep, the vehicle load, the wind load, the earthquake and the like, and particularly has higher requirements on the vertical displacement of the support due to the up-and-down swinging movement generated in the earthquake. The spherical support structure comprises an upper seat plate, a spherical crown lining plate, a middle seat plate and a lower seat plate, wherein an upper plane stainless steel plate and an upper plane polytetrafluoroethylene sliding plate are arranged between the upper seat plate and the spherical crown lining plate, a spherical surface polytetrafluoroethylene sliding plate is arranged between the spherical crown lining plate and the lower seat plate, and a lower plane polytetrafluoroethylene sliding plate and a lower plane stainless steel plate are arranged between the middle seat plate and the lower seat plate. The spherical support only exerts vertical bearing, horizontal bearing and horizontal displacement when in use, has no structural limitation on the horizontal displacement, belongs to free type unlimited displacement, and is easy to fall off due to overlarge displacement of a beam body in an earthquake.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is exactly to provide a roof beam ball-type steel support is prevented falling in buffering that can realize horizontal displacement elastic stiffness restriction and vertical displacement restriction.
In order to solve the technical problem, the utility model discloses a technical scheme does: comprises an upper seat board, a spherical crown lining board, a middle seat board and a lower seat board, wherein an upper plane stainless steel plate and an upper plane polytetrafluoroethylene sliding plate are arranged between the upper seat board and the spherical crown lining board, a spherical polytetrafluoroethylene sliding plate is arranged between the spherical crown lining board and the middle seat board, a lower plane polytetrafluoroethylene sliding plate and a lower plane stainless steel plate are arranged between the middle seat board and the lower seat board, the top edge of the middle seat board is provided with a longitudinal convex strip, the bottom edge of the middle seat board is provided with a transverse convex strip, the bottom surface of the upper seat board is provided with a transverse limiting board and an L-shaped longitudinal brace matched with the longitudinal convex strip, the top surface of the lower seat board is provided with a longitudinal limiting board and an L-shaped transverse brace matched with the transverse convex strip, the top edges of the transverse limiting board and the middle seat board or/and the outer, and a lower high polymer elastic body is arranged between the bottom edges of the longitudinal limiting plate and the middle seat plate or/and outside the longitudinal limiting plate and is fixed with the longitudinal limiting plate and the middle seat plate through lower bolts.
The utility model provides a roof beam ball-type steel support is prevented falling in buffering, the top edge of horizontal limiting plate and well bedplate is occasionally/and the outside of horizontal limiting plate is provided with high polymer elastomer, and the bottom edge of vertical limiting plate and well bedplate is occasionally/and the outside of vertical limiting plate is provided with down polymer elastomer. In a normal temperature state, the upper macromolecule elastomer and the lower macromolecule elastomer are both provided with elastic rigidity technical parameters, and the parameters can enable the upper component of the support to generate uniform displacement due to temperature creep, so that the expansion joint is prevented from being broken due to extrusion damage of seamless concrete at one end and large part fracture due to large gap at the other end. In the earthquake, the upper polymer elastomer and the lower polymer elastomer have the functions of buffering and dissipating horizontal impact force between internal components of the support caused by the earthquake, rigid impact is converted into flexible impact, relative acceleration impact force of an upper lower structure in the earthquake is dissipated, the upper lower structure of the support is more fully protected to be safe, and good earthquake-resistant performance of the support is realized. The upper macromolecule elastomer is fixed with the transverse limiting plate and the middle seat plate through the upper bolt, the lower macromolecule elastomer is fixed with the longitudinal limiting plate and the middle seat plate through the lower bolt, and the upper macromolecule elastomer and the lower macromolecule elastomer are fast and convenient to install and replace. The upper seat plate is connected with the middle seat plate through the longitudinal convex strips and the L-shaped longitudinal braces, and the lower seat plate is connected with the middle seat plate through the transverse convex strips and the L-shaped transverse braces, so that the upper seat plate, the middle seat plate and the lower seat plate are vertically integrated, the upper structure and the lower structure of the support are not disconnected in an earthquake, the shock absorption, the energy consumption and the shock absorption and isolation functions are fully played, and the bridge is protected to a greater extent. The utility model provides a roof beam ball-type steel support is prevented falling in buffering can realize the restriction of horizontal displacement elastic stiffness, and the restriction of vertical displacement prevents that the roof beam body displacement from producing the level greatly and coming off, prevents that the roof beam body that the luffing motion was too big in the earthquake arouses is vertical to come off and the roof beam body can not correctly reset the harm that arouses because of the up-and-down motion.
Drawings
FIG. 1 is a schematic view of the horizontal structure of the buffering anti-falling beam spherical steel support of the present invention;
fig. 2 is a longitudinal structure schematic diagram of a buffering anti-falling beam spherical steel support.
Detailed Description
The concrete structure of the buffering anti-falling beam spherical steel support provided by the utility model is further described in detail with the accompanying drawings.
As shown in figures 1 and 2, the buffering anti-falling beam spherical steel support comprises an upper seat plate 1, a spherical crown lining plate 2, a middle seat plate 3 and a lower seat plate 4, wherein an upper plane stainless steel plate 5 and an upper plane polytetrafluoroethylene sliding plate 6 are arranged between the upper seat plate 1 and the spherical crown lining plate 2, a spherical polytetrafluoroethylene sliding plate 7 is arranged between the spherical crown lining plate 2 and the middle seat plate 3, a lower plane polytetrafluoroethylene sliding plate 8 and a lower plane stainless steel plate 9 are arranged between the middle seat plate 3 and the lower seat plate 4, a longitudinal convex strip 10 is arranged at the top edge of the middle seat plate 3, a transverse convex strip 11 is arranged at the bottom edge, a transverse limiting plate 12 and an L-shaped longitudinal brace 13 matched with the longitudinal convex strip 10 are arranged at the bottom surface of the upper seat plate 1, a longitudinal limiting plate 14 and an L-shaped transverse brace 15 matched with the transverse convex strip 11 are arranged at the top surface of the lower seat plate 4, a high molecular elastomer 16 is arranged between the transverse limiting plate 12 and the top, the upper macromolecular elastomer 16 is fixed with the transverse limit plate 12 and the middle seat plate 3 through an upper bolt 17, a lower macromolecular elastomer 18 is arranged between the bottom edges of the longitudinal limit plate 14 and the middle seat plate 3 and outside the longitudinal limit plate 14, and the lower macromolecular elastomer 18 is fixed with the longitudinal limit plate 14 and the middle seat plate 3 through a lower bolt 19.
The utility model provides a roof beam ball-type steel support is prevented falling in buffering, horizontal limiting plate 12 is provided with polymer elastomer 16 with the top edge of well seat board 3 occasionally/and the outside of horizontal limiting plate 12, and vertical limiting plate 14 is provided with down polymer elastomer 18 with the bottom edge of well seat board 3 occasionally/and the outside of vertical limiting plate 14. In a normal temperature state, the upper macromolecule elastomer 16 and the lower macromolecule elastomer 18 are both provided with elastic rigidity technical parameters, and the parameters can enable the upper component of the support to generate uniform displacement due to temperature creep, so that the expansion joint is prevented from being broken due to extrusion damage of seamless concrete at one end and large gaps at the other end. In earthquake, the upper polymer elastomer 16 and the lower polymer elastomer 18 have the functions of buffering and dissipating horizontal impact force between internal components of the support caused by earthquake, rigid impact is converted into flexible impact, relative acceleration impact force of the upper and lower structures in the earthquake is dissipated, the upper and lower structures of the support are more fully protected to be safe, and good earthquake-resistant performance of the support is realized. The upper macromolecule elastomer 16 is fixed with the transverse limit plate 12 and the middle seat plate 3 through the upper bolt 17, the lower macromolecule elastomer 17 is fixed with the longitudinal limit plate 14 and the middle seat plate 3 through the lower bolt 19, and the upper macromolecule elastomer 16 and the lower macromolecule elastomer 18 are fast and convenient to install and replace. The upper seat plate 1 is connected with the middle seat plate 3 through the longitudinal convex strips 10 and the L-shaped longitudinal braces 13, and the lower seat plate 4 is connected with the middle seat plate 3 through the transverse convex strips 11 and the L-shaped transverse braces 15, so that the upper seat plate 1, the middle seat plate 3 and the lower seat plate 4 are integrated vertically, the upper structure and the lower structure of the support are not disconnected in an earthquake, the shock absorption, the energy consumption and the shock absorption and isolation functions are fully played, and the bridge is protected to a greater extent.
The utility model provides a roof beam ball-type steel support is prevented falling in buffering is not only limited to above-mentioned structure, the all is in the utility model discloses any modification of doing on the basis, equivalent replacement and improvement etc. all should contain within the protection scope of the utility model.
Claims (1)
1. Buffering beam ball-type steel support of preventing falling, including last bedplate, spherical crown welt, well bedplate, lower bedplate, go up and be provided with plane corrosion resistant plate and last plane polytetrafluoroethylene slide between bedplate and spherical crown welt, be provided with sphere polytetrafluoroethylene slide between spherical crown welt and bedplate, be provided with down plane polytetrafluoroethylene slide and lower plane corrosion resistant plate, its characterized in that between well bedplate and the lower bedplate: the top edge of the middle seat plate is provided with a longitudinal convex strip, the bottom edge of the middle seat plate is provided with a transverse convex strip, the bottom surface of the upper seat plate is provided with a transverse limiting plate and an L-shaped longitudinal brace matched with the longitudinal convex strip, the top surface of the lower seat plate is provided with a longitudinal limiting plate and an L-shaped transverse brace matched with the transverse convex strip, the top edges of the transverse limiting plate and the middle seat plate or/and the outer sides of the transverse limiting plate are/is provided with a high polymer elastomer, the high polymer elastomer is fixed with the transverse limiting plate and the middle seat plate through upper bolts, the bottom edges of the longitudinal limiting plate and the middle seat plate or/and the outer sides of the longitudinal limiting plate are/is provided with a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020815614.6U CN212316663U (en) | 2020-05-16 | 2020-05-16 | Buffering anti-falling beam spherical steel support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020815614.6U CN212316663U (en) | 2020-05-16 | 2020-05-16 | Buffering anti-falling beam spherical steel support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212316663U true CN212316663U (en) | 2021-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020815614.6U Active CN212316663U (en) | 2020-05-16 | 2020-05-16 | Buffering anti-falling beam spherical steel support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212316663U (en) |
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2020
- 2020-05-16 CN CN202020815614.6U patent/CN212316663U/en active Active
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