CN211547307U - Novel become roof beam slab formula rubber support that falls is prevented in rigidity shock attenuation - Google Patents
Novel become roof beam slab formula rubber support that falls is prevented in rigidity shock attenuation Download PDFInfo
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- CN211547307U CN211547307U CN201922418154.3U CN201922418154U CN211547307U CN 211547307 U CN211547307 U CN 211547307U CN 201922418154 U CN201922418154 U CN 201922418154U CN 211547307 U CN211547307 U CN 211547307U
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Abstract
The utility model discloses a novel become rigidity shock attenuation and prevent roof beam slab rubber support that falls, including upper bracket board, bottom suspension bedplate, anchor subassembly and be located the rubber body between upper bracket board and the bottom suspension bedplate, a serial communication port, the rubber body center is equipped with vertical spacing groove, the spacing inslot is equipped with the spacing tenon of elasticity, the diameter of the spacing tenon of elasticity is by last to under crescent or reduce, and perhaps the spacing tenon of elasticity is isometric by last diameter down, because the reinforcement effect of the spacing tenon of elasticity, its horizontal shear resistance can increase by a wide margin to play the roof beam effect that falls, also increased the life of slab rubber support simultaneously.
Description
Technical Field
The utility model relates to a bridge engineering technical field, concretely relates to novel become rigidity shock attenuation and prevent roof beam slab rubber support that falls.
Background
With the continuous development and the continuous progress of the society, the living standard of people is continuously improved, the vigorous construction of infrastructure is carried out, China is used as a large country of capital construction, the infrastructure is in a fierce progress, the support is widely applied to various bridges and roads, the common plate type rubber support is widely applied to bridge engineering, in particular to middle and small span bridge engineering due to the low comprehensive cost, the cheap construction method and the like, but the rubber body of the plate type rubber support only bears the vertical load and the corner and does not bear the horizontal force, when the horizontal force is larger, the danger of beam falling is easy to occur, and the safety accident is caused,
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel become rigidity shock attenuation and prevent beam slab rubber support for solve current slab rubber support when bearing the effort of horizontal direction, horizontal shear resistance is weaker, the accident of the roof beam that easily takes place.
In order to solve the technical problem, the utility model discloses a following scheme:
the utility model provides a novel become roof beam slab rubber bearing that falls is prevented in rigidity shock attenuation, includes upper bracket board, bottom suspension bedplate, anchor subassembly and is located the rubber body between upper bracket board and the bottom suspension bedplate, a serial communication port, the rubber body center is equipped with vertical spacing groove, the spacing inslot is equipped with the spacing tenon of elasticity, the diameter of the spacing tenon of elasticity is by last crescent or reduce under to.
By adopting the technical proposal, the utility model comprises an upper support plate fixed on the bottom surface of a beam body through an anchoring component, a lower support plate fixed on the top surface of a pier through the anchoring component, a rubber body is arranged between the upper support plate and the lower support plate, the rubber body is the prior plate rubber and is in a cylindrical or rectangular shape, the rubber body is used for bearing vertical load and has the function of damping and buffering the change of vertical force, a limit groove is arranged at the center of the rubber body, an elastic limit tenon is arranged in the limit groove, the diameter of the elastic limit tenon is gradually increased or reduced from top to bottom, because the elastic limit tenon conforms to the stress mode of a cantilever beam, under the function of end load, because each section bears different bending moments along with the different force arms, according to the calculation formula of material stress, the elastic limit tenon has different upper and lower diameters, and can better exert material performance, more excellent embodies the elastoplasticity of device, can practice thrift some materials for the spacing falcon of elasticity of cylindricality, during the earthquake, after the earthquake horizontal force is greater than the spacing tenon yield strength of elasticity, the spacing tenon of elasticity gets into the elastoplasticity state, utilize the plastic deformation power consumption, rubber body produces great shearing deformation simultaneously, thereby play absorbing effect, under the extreme condition, because the intensive effect of the spacing tenon of elasticity, the level ability of shearing of its support can increase by a wide margin, thereby play and prevent falling roof beam effect.
Furthermore, as preferred technical scheme, four corners of upper bracket board and bottom suspension bedplate are equipped with waist type hole respectively, and two waist type holes that upper bracket board and bottom suspension bedplate correspond are 90 settings, wear to establish the anchor subassembly in the waist type hole.
By adopting the technical scheme, the four corners of the upper support plate and the lower support plate are respectively provided with the waist-shaped holes, the two waist-shaped holes corresponding to the two support plates are arranged at 90 degrees, the anchoring components penetrate through the waist-shaped holes, the whole support is fixed between the beam body and the pier, and the hole position plane error during the installation of the support is effectively solved by the waist-shaped holes.
Further, as an optimal technical scheme, an upper connecting plate is arranged between the top surface of the rubber body and the upper support plate, a lower connecting plate is arranged between the bottom surface of the rubber body and the lower support plate, the upper connecting plate is fixedly connected with the upper support plate through bolts, and the lower connecting plate is connected with the lower support plate through bolts.
Due to the adoption of the technical scheme, the upper connecting plate is arranged between the top surface of the rubber plate body and the upper support plate and fixedly connected with the upper support plate through the bolt, the lower connecting plate is arranged between the bottom surface of the rubber plate body and the lower support plate and fixedly connected with the lower support plate through the bolt.
Further, as preferred technical scheme, the top end of the elastic limiting tenon is connected with the spherical bulge.
Further, as a preferred technical scheme, the spherical bulge and the elastic limiting tenon are integrally formed.
By adopting the technical scheme, the spherical bulge and the elastic limiting tenon are integrally formed, so that the connection firmness between the spherical bulge and the elastic limiting tenon can be improved, and the horizontal shear resistance of the support is enhanced.
Furthermore, as a preferred technical scheme, the bottom surface of the upper connecting plate is provided with a first limiting groove matched with the spherical bulge at the top end of the elastic limiting tenon, the spherical bulge is clamped into the first limiting groove to be movably connected with the upper connecting plate, the top surface of the lower connecting plate is provided with a second limiting groove matched with the bottom end of the elastic limiting tenon, and the elastic limiting tenon is inserted into the second limiting groove to be fixedly connected with the lower connecting plate.
By adopting the technical scheme, the bottom surface of the upper connecting plate is provided with the first limiting groove which is matched with the spherical bulge at the top end of the elastic limiting tenon, the spherical bulge can rotate in the first limiting groove, when horizontal force acts on the support, the friction energy consumption can be buffered between the spherical bulge and the first limiting groove, the damping effect is realized, and the elastic limiting tenon is not easy to displace under the action of the first limiting groove, so that the whole rubber body is not easy to slide out of the upper connecting plate and the lower connecting plate to cause the risk of beam falling, the top surface of the lower connecting plate is provided with the second limiting groove which corresponds to the bottom end of the elastic limiting tenon, the elastic limiting tenon is inserted into the second limiting groove to be fixedly connected with the lower connecting plate, the first limiting groove and the second limiting groove effectively prevent the elastic limiting tenon from sliding out of the limiting grooves, and because the upper connecting plate and the lower connecting plate are respectively fixedly connected with the upper supporting plate and the, the upper end and the lower end of the elastic limiting tenon are respectively clamped in the first limiting groove and the second limiting groove, so that the elastic limiting tenon and the rubber body are integrated with the upper connecting plate, the lower connecting plate and the upper support plate and the lower support plate, the horizontal shearing resistance of the rubber body is improved, and the beam falling accident is reduced.
Further, as a preferred technical scheme, the rubber body is of a fixed type or a unidirectional movable type.
The utility model discloses beneficial effect who has:
1. the support structure is the spacing tenon of an elasticity increase in the middle of the ordinary rubber support, rubber body only bears vertical load and corner, do not bear the horizontality, the life of support has been increased, the support horizontality is born by the spacing tenon of elasticity, under the normal conditions, the spacing tenon of elasticity is elastic deformation, satisfy the spacing requirement of bridge level, during the earthquake, when the earthquake horizontality is greater than the spacing tenon yield strength of elasticity back, the spacing tenon of elasticity gets into the elastoplasticity state, utilize the plastic deformation power consumption of steel, rubber body produces great shear deformation simultaneously, thereby play absorbing effect, under the extreme condition, because the intensive effect of the spacing tenon of elasticity, its horizontal shear resistance can increase by a wide margin, thereby play the roof beam effect of falling prevention.
2. The waist-shaped holes corresponding to the four corners of the upper and lower support plate are arranged at 90 degrees, so that the hole position plane error during the installation of the support is effectively solved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view at B;
FIG. 3 is a sectional view taken along line A-A;
FIG. 4 is a schematic structural view of a unidirectional movable rubber body in this embodiment 3;
FIG. 5 is another configuration of a unidirectional movable type mount;
fig. 6 is a perspective view of the present invention.
Reference numerals: 1-upper support plate, 2-lower support plate, 3-upper connecting plate, 4-lower connecting plate, 5-rubber body, 6-limiting groove, 601-first limiting groove, 602-second limiting groove, 7-elastic limiting tenon, 8-anchoring component, 9-waist-shaped hole and 10-spherical bulge.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and the terms are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be further noted that, unless otherwise explicitly specified or limited, the terms "disposed," "opened," "mounted," "connected," and "connected" are to be construed broadly, e.g., as either a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
The utility model provides a novel become roof beam slab rubber bearing that falls is prevented in rigidity shock attenuation, includes upper bracket board 1, undersetting board 2, anchor subassembly 8 and is located upper bracket board 1 and the rubber body 5 between the undersetting board 2, its characterized in that, 5 centers of rubber body are equipped with vertical spacing groove 6, be equipped with the spacing tenon 7 of elasticity in the spacing groove 6, the diameter of the spacing tenon 7 of elasticity is by last crescent or reduce down.
Specifically, as shown in fig. 1-3, the utility model comprises an upper support plate 1 fixed on the bottom surface of a beam body through an anchoring component 8, a lower support plate 2 fixed on the top surface of a pier through the anchoring component 8, a rubber body 5 installed between the upper support plate 1 and the lower support plate 2, the rubber body 5 is an existing plate-type rubber support and is cylindrical or rectangular, the rubber body 5 is used for bearing vertical load and has a damping and buffering effect on the change of vertical force, a limit groove 6 is arranged at the center of the rubber body 5, an elastic limit tenon 7 is installed in the limit groove 6, the diameter of the elastic limit tenon 7 is gradually increased or reduced from top to bottom, because the elastic limit tenon conforms to the stress mode of a cantilever beam, under the effect of end load, different bending moments are borne by sections along with the difference of force arms, according to a material stress calculation formula, the elastic limit tenon has unequal upper and lower diameters, performance material performance that can be better, the more excellent elastoplasticity of embodying the device warp, can practice thrift some materials for the spacing falcon of elasticity of cylindricality, after outside horizontal force is greater than the spacing tenon 7 yield stress of elasticity, the spacing tenon 7 of elasticity gets into the elastoplasticity state, utilize the plastic deformation power consumption, rubber body 5 produces great shearing deformation simultaneously, thereby play absorbing effect, under the extreme condition, because the intensive effect of the spacing tenon 7 of elasticity, its horizontal shear resistance can increase by a wide margin, thereby play the roof beam effect of preventing falling, plate rubber support's life has also been prolonged simultaneously.
Example 2
On the basis of the above embodiment, as shown in fig. 1 and 6, waist-shaped holes 9 are respectively formed in four corners of the upper support plate 1 and the lower support plate 2, two corresponding waist-shaped holes 9 of the upper support plate 1 and the lower support plate 2 are arranged at 90 degrees, and an anchoring assembly 8 is inserted into the waist-shaped holes 9.
Specifically, as shown in fig. 4 and 6, the waist-shaped holes 9 are respectively formed in four corners of the upper support plate 1 and the lower support plate 2, the two waist-shaped holes 9 corresponding to the two support plates are arranged at 90 degrees, the anchoring assemblies 8 penetrate through the waist-shaped holes 9, the whole support is fixed between the beam body and the pier, and hole position plane errors during support installation are effectively solved through the waist-shaped holes 9.
Example 3
As shown in fig. 2, in addition to the above embodiment, an upper connecting plate 3 is provided between the top surface of the rubber body 5 and the upper support plate 1, a lower connecting plate 4 is provided between the bottom surface of the rubber body 5 and the lower support plate 2, the upper connecting plate 3 is fixedly connected with the upper support plate 1 through bolts, and the lower connecting plate 4 is connected with the lower support plate 2 through bolts.
Specifically, be equipped with upper junction plate 3 between the top surface of rubber slab body 5 and upper bracket board 1, upper junction plate 3 passes through bolt and 1 fixed connection of upper bracket board, is equipped with lower connecting plate 4 between the bottom surface of rubber slab body 5 and lower support plate 2, and lower connecting plate 4 passes through bolt and 2 fixed connection of lower support plate.
The top end of the elastic limiting tenon 7 is connected with the spherical bulge.
The spherical bulge and the elastic limiting tenon are integrally formed, and the spherical bulge 10 and the elastic limiting tenon 7 are integrally formed, so that the connection firmness between the spherical bulge and the elastic limiting tenon can be improved, and the horizontal shear resistance of the support is enhanced.
The bottom surface of the upper connecting plate 3 is provided with a first limiting groove 601 matched with the spherical bulge 10 at the top end of the elastic limiting tenon 7, the spherical bulge 10 is clamped into the first limiting groove 601 to be movably connected with the upper connecting plate 3, the top surface of the lower connecting plate 4 is provided with a second limiting groove 602 matched with the bottom end of the elastic limiting tenon 7, and the elastic limiting tenon 7 is inserted into the second limiting groove 602 to be fixedly connected with the lower connecting plate 4.
Specifically, the bottom surface of the upper connecting plate 3 is provided with a first limiting groove 601, the first limiting groove 601 is matched with a spherical bulge 10 at the top end of an elastic limiting tenon 7, the spherical bulge 10 is clamped into the first limiting groove 601 to be movably connected with the upper connecting plate 3, the spherical bulge 10 can rotate in the first limiting groove 601, when horizontal force is applied on a support, friction energy consumption can be buffered between the spherical bulge 10 and the first limiting groove 601, the damping effect is strengthened, and due to the action of the first limiting groove 601, the elastic limiting tenon 7 is not easy to displace and fall off with the upper connecting plate 3, so that the whole rubber body 5 is not easy to slide out between the upper connecting plate and the lower connecting plate to cause the risk of beam falling, the top surface of the lower connecting plate 4 is provided with a second limiting groove 602, the second limiting groove 602 corresponds to the bottom end of the elastic limiting tenon 7, the elastic limiting tenon 7 is inserted into the second limiting groove 602 to be fixedly connected, first spacing groove 601 and the effectual spacing tenon 7 roll-off of elasticity from two spacing inslots that prevents of second spacing groove 602, because upper and lower connecting plate respectively with upper and lower backup pad fixed connection, form a whole, the upper and lower end of the spacing tenon 7 of elasticity blocks respectively in first spacing groove 601 and second spacing groove 602, thereby make the spacing tenon 7 of elasticity, rubber body 5 with upper and lower connecting plate and upper and lower backup pad be a whole, improve 5 levels of rubber body ability of shearing, reduce the roof beam occurence of failure that falls.
Example 4
The rubber body 5 is of a fixed type or a unidirectional movable type.
Specifically, as shown in fig. 4, 5, the utility model discloses still can select one-way activity type rubber support for use, select one-way activity type's rubber body 5 for use between last bedplate 1 and bottom suspension bedplate 2 promptly, it is fixed that 3 boards are connected to be need not with last promptly upper bracket board 1, bottom suspension bedplate 2 need not fixed with bottom suspension bedplate 4, one-way activity type rubber support is known for technical personnel in the field, do not do too much repeated here, other are the same with above-mentioned embodiment, conventional plate rubber support, no matter at normal use or seismic test, it provides rigidity all only to all that rubber takes place horizontal shear deformation, and this support when rubber provides rigidity, the spacing tenon 7 of elasticity takes place elastoplasticity and warp and provide shear rigidity, and shear rigidity changes along with horizontal displacement's difference.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and the technical essence of the present invention is that within the spirit and principle of the present invention, any simple modification, equivalent replacement, and improvement made to the above embodiments are all within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a novel become roof beam slab rubber bearing that falls is prevented in rigidity shock attenuation, includes upper bracket board (1), undersetting board (2), anchor subassembly (8) and is located rubber body (5) between upper bracket board (1) and undersetting board (2), its characterized in that, rubber body (5) center is equipped with vertical spacing groove (6), be equipped with elasticity spacing tenon (7) in spacing groove (6), the diameter of elasticity spacing tenon (7) is by last crescent or reduce.
2. The novel variable-rigidity shock-absorbing anti-falling beam slab rubber bearing as claimed in claim 1, wherein waist-shaped holes (9) are respectively formed in four corners of the upper bearing plate (1) and the lower bearing plate (2), two corresponding waist-shaped holes (9) of the upper bearing plate (1) and the lower bearing plate (2) are arranged at 90 degrees, and an anchoring component (8) is arranged in each waist-shaped hole (9) in a penetrating manner.
3. The novel variable-stiffness damping anti-falling beam plate type rubber bearing is characterized in that an upper connecting plate (3) is arranged between the top surface of the rubber body (5) and the upper bearing plate (1), a lower connecting plate (4) is arranged between the bottom surface of the rubber body (5) and the lower bearing plate (2), the upper connecting plate (3) is fixedly connected with the upper bearing plate (1) through bolts, and the lower connecting plate (4) is connected with the lower bearing plate (2) through bolts.
4. The novel variable-stiffness shock-absorbing anti-falling beam plate type rubber support is characterized in that a spherical bulge (10) is connected to the top end of the elastic limiting tenon (7).
5. The novel variable-stiffness shock-absorbing anti-falling beam plate type rubber support is characterized in that the spherical bulge (10) is integrally formed with the elastic limiting tenon (7).
6. The novel variable-stiffness shock-absorbing fall-preventing beam slab rubber support according to claim 3, wherein a first limiting groove (601) matched with a spherical protrusion (10) at the top end of an elastic limiting tenon (7) is formed in the bottom surface of the upper connecting plate (3), the spherical protrusion (10) is clamped into the first limiting groove (601) and movably connected with the upper connecting plate (3), a second limiting groove (602) matched with the bottom end of the elastic limiting tenon (7) is formed in the top surface of the lower connecting plate (4), and the elastic limiting tenon (7) is inserted into the second limiting groove (602) and fixedly connected with the lower connecting plate (4).
7. The novel variable-stiffness shock-absorbing anti-falling beam plate type rubber support according to claim 1, wherein the rubber body (5) is of a fixed type or a one-way movable type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922418154.3U CN211547307U (en) | 2019-12-30 | 2019-12-30 | Novel become roof beam slab formula rubber support that falls is prevented in rigidity shock attenuation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922418154.3U CN211547307U (en) | 2019-12-30 | 2019-12-30 | Novel become roof beam slab formula rubber support that falls is prevented in rigidity shock attenuation |
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| CN211547307U true CN211547307U (en) | 2020-09-22 |
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| CN201922418154.3U Active CN211547307U (en) | 2019-12-30 | 2019-12-30 | Novel become roof beam slab formula rubber support that falls is prevented in rigidity shock attenuation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113494048A (en) * | 2021-08-02 | 2021-10-12 | 淮南市公路管理局直属分局 | Anti-seismic device for highway bridge |
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2019
- 2019-12-30 CN CN201922418154.3U patent/CN211547307U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113494048A (en) * | 2021-08-02 | 2021-10-12 | 淮南市公路管理局直属分局 | Anti-seismic device for highway bridge |
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Address after: No. 669, Xingyuan 10 road, a district, Xinjin Industrial Park, Chengdu, Sichuan 610000 Patentee after: Jitong Intelligent Equipment Co.,Ltd. Address before: No. 669, Xingyuan 10 road, a district, Xinjin Industrial Park, Chengdu, Sichuan 610000 Patentee before: CHENGDU JITONG ROAD AND BRIDGE TECHNOLOGY CO.,LTD. |