CN212771909U - Hyperboloid friction pendulum support - Google Patents
Hyperboloid friction pendulum support Download PDFInfo
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- CN212771909U CN212771909U CN202020975055.5U CN202020975055U CN212771909U CN 212771909 U CN212771909 U CN 212771909U CN 202020975055 U CN202020975055 U CN 202020975055U CN 212771909 U CN212771909 U CN 212771909U
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Abstract
The utility model discloses a hyperboloid friction pendulum support, including the biconcave curved surface body, the upper and lower both sides of biconcave curved surface body are equipped with pendulum body and pendulum body down respectively, be equipped with first sphere antifriction plate and second sphere antifriction plate on the upper and lower two concave curved surfaces of hyperboloid body respectively, second sphere antifriction plate includes circular slab and a plurality of sector plate, and the circular slab is located concave curved surface center department, and a plurality of sector plates use the circular slab to be the ring form as the center and distribute at the periphery. The utility model discloses set up the dispersion of second antifriction plate for the second antifriction plate can disperse the atress at biconcave curved surface body swing in-process, more is favorable to the improvement of the friction power consumption effect of support, if change moreover, only needs to change the circular slab or the sector plate of wearing and tearing, need not whole second antifriction plate and changes, has concluded material cost, avoids extravagant.
Description
Technical Field
The utility model relates to a bridge beam supports technical field, concretely relates to hyperboloid friction pendulum support.
Background
In recent years, the traffic construction of China is rapidly developed, the running speed, the carrying weight and the transportation density are greatly improved, wherein the highway traffic and the railway traffic are most widely applied, but the two traffic modes are not limited by the terrain and the forest stand of urban high buildings, so that the limitation of spanning through the construction of bridges is required, and the highway and railway bridges are mainly viaducts at present.
The vehicles run on the viaduct, the generated vibration is transmitted to the foundation through the piers and then is transmitted to the periphery from the field, and secondary vibration of nearby stratums and buildings is further induced, so that the safety of the buildings along the line and the life and work of surrounding residents are influenced. Moreover, the vibration of the bridge also generates noise, and the noise generated by the overhead traffic structure belongs to structural radiation noise. The part of noise is characterized by high sound level, long action time and low and medium frequency as the main. The high-frequency noise can be well eliminated from the source by the traditional vibration reduction measures adopted by the existing viaduct, the low-frequency noise is far propagated because of small air molecule vibration and low energy consumption during propagation, and can easily pass through barriers such as walls, glass windows and the like, and the low-frequency vibration is difficult to be effectively eliminated by the traditional vibration reduction measures, so that the low-frequency noise is difficult to be eliminated by the common vibration reduction and sound insulation mode, and the low-frequency noise can cause long-term harm to human bodies.
The existing viaduct mainly adopts a bridge support and a polymer composite material plate additionally arranged in the support as a friction pair to basically realize the friction energy consumption effect of the bridge, the ideal scheme is that a wear-resisting plate is added at the rotating or translation part in the support to enhance the wear resistance of the support, but the existing wear-resisting plate is a whole block, the processing precision cannot be met, the flatness of the surface cannot be ensured, the stress of the wear-resisting plate is not uniform, the stress of the support cannot be dispersed, the service life of the wear-resisting plate is short, and the friction energy consumption function of the support is not favorably exerted fully,
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hyperboloid friction pendulum support for strengthen the wearability of support, increase of service life with the atress dispersion of support, more is favorable to the performance of support friction power consumption function.
In order to solve the technical problem, the utility model discloses a following scheme:
the utility model provides a hyperboloid friction pendulum support, includes the biconcave curved surface body, the upper and lower both sides of biconcave curved surface body are equipped with pendulum body and pendulum body down respectively, be equipped with first sphere antifriction plate and second sphere antifriction plate on two upper and lower concave curved surfaces of the hyperboloid body respectively, second sphere antifriction plate includes circular slab and a plurality of sector plate, and the circular slab is located concave curved surface center department, and a plurality of sector plate use the circular slab to be the ring form as the center and distribute at the periphery.
By adopting the technical scheme, the upper pendulum body and the lower pendulum body are respectively arranged above and below the double-concave curved surface body, external force is consumed through mutual friction and swing, the vibration reduction effect is achieved, the first spherical wear-resisting plate and the second spherical wear-resisting plate are respectively arranged on the upper concave curved surface and the lower concave curved surface of the double-concave curved surface body, the wear resistance between the upper concave curved surface and the lower concave curved surface of the double-concave curved surface body and the upper pendulum body and between the lower pendulum body is enhanced, the service lives of the double-curved surface body, the upper pendulum body and the lower pendulum body are prolonged, the replacement frequency is reduced, the manufacturing cost is saved, the second spherical wear-resisting plate comprises a circular plate and a plurality of sector plates, the circular plate is fixed at the center of the lower concave curved surface, the plurality of sector plates are distributed on the periphery of the circular plate in a circular ring shape by taking the circular plate as the center, the plurality of sector plates and the circular, the reduction of area, the assurance of being convenient for processing and machining precision for the second antifriction plate can disperse the atress at the biconcave curved surface body swing in-process, more is favorable to the improvement of the friction power consumption effect of support, if change moreover, only need change the circular slab or the sector plate of wearing and tearing, need not the change of whole second antifriction plate, has concluded material cost, avoids extravagant.
Preferably, the circumference of the lower pendulum body is provided with a limiting block protruding upwards, and under the earthquake working condition, the limiting block and a connecting member of the lower pendulum body are sheared by strong external force, so that the upper pendulum body, the hyperboloid body and the lower pendulum body are separated to form independent parts, relative friction pendulum motion can be generated among all the components, the earthquake kinetic energy is consumed, and the safety of the beam body is effectively protected.
Preferably, the limiting block and the lower pendulum body are fixedly connected through a bolt, a shear pin or a combined structure of the bolt and the shear pin, so that the limiting block is convenient to process and install.
Preferably, first sphere antifriction plate and second sphere antifriction plate inlay respectively on two upper and lower faces of biconcave curved surface body, avoid rotating the power consumption in-process, two antifriction plates landing.
Preferably, a first sealing ring is arranged between the biconcave curved surface body and the bottom surface of the upper swing body, the first sealing ring is embedded in the upper concave curved surface of the biconcave curved surface body and forms a first gap with the first wear-resisting plate, a second sealing ring is arranged between the biconcave curved surface body and the top surface of the lower swing body, and the second sealing ring is embedded in the lower concave curved surface of the biconcave curved surface body and forms a second gap with the second wear-resisting plate.
Due to the adoption of the technical scheme, the first sealing ring is arranged between the double-concave curved surface body and the bottom surface of the upper swinging body, the first sealing ring can effectively prevent external impurities from entering the friction pair of the upper concave curved surface and the upper swinging body to influence the rotation performance of the friction pair, the second sealing ring is arranged between the double-concave curved surface body and the top surface of the lower swinging body, the second sealing ring can effectively prevent the external impurities from entering the friction pair of the lower concave curved surface and the lower swinging body to influence the rotation function of the friction pair, and the friction energy consumption function of the support can be fully embodied.
Preferably, silicone grease is filled in the first gap and the second gap, the silicone grease is filled in the gaps, the sealing performance of the support can be enhanced, the silicone grease can gradually enter a working surface of a friction pair when the friction pair slides, the friction coefficient between two friction surfaces of the friction pair is further reduced, and meanwhile, the silicone grease has a heat dissipation effect on heat generated by friction, rotation and the wear-resisting plate in the support.
The utility model discloses beneficial effect who has:
1. through becoming a circular slab and a plurality of sector plate with the dispersion of second antifriction plate, the reduction of area, the assurance of the processing of being convenient for and machining precision for the second antifriction plate can disperse the atress at the biconcave curved surface body swing in-process, more is favorable to the improvement of the friction power consumption effect of support, if change in addition, only need change the circular slab or the sector plate of wearing and tearing, need not the change of whole second antifriction plate, has concluded material cost, avoids extravagant.
2. The circumference of the lower pendulum body is connected with a limiting block, under the earthquake working condition, the limiting block and a connecting member of the lower pendulum body receive strong external force and are cut off, so that the upper pendulum body, the hyperboloid body and the lower pendulum body are separated to form independent pieces, relative friction pendulum motion can be generated among all components, earthquake kinetic energy is consumed, and the safety of the beam body is effectively protected.
Drawings
Fig. 1 is a schematic structural view of the present invention;
figure 2 is a schematic dispersion of the second wear plate;
FIG. 3 is an enlarged view of a portion A;
figure 4 shows an alternative arrangement of the second wear plates.
Reference numerals: the wear-resistant structure comprises a 1-biconcave curved surface body, a 2-upper swing body, a 3-lower swing body, a 4-limiting block, a 5-first wear-resistant plate, a 6-second wear-resistant plate, a 61-circular plate, a 62-sector plate, a 7-first sealing ring, a 8-second sealing ring, a 9-first gap and a 10-second gap.
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
As shown in fig. 1 and 2, in the embodiment, an upper pendulum body 2 and a lower pendulum body 3 are respectively arranged above and below a double-concave curved body 1, the upper pendulum body 1 and the lower pendulum body 3 are respectively fixed on the bottom surface of a beam body and the top surface of an abutment through bolts, a support is firmly fixed, external force is consumed through friction and swing between the double-concave curved body 1 and the upper pendulum body 2 and the lower pendulum body 3 respectively, the effect of vibration reduction of the support is achieved, the safety of a bridge is facilitated, the first spherical wear-resisting plate 5 and the second spherical wear-resisting plate 6 are embedded on the upper concave curved surface and the lower concave curved surface of the double-curved body 1 respectively, the two wear-resisting plates are prevented from sliding off in the rotating energy consumption process, the wear resistance between the upper concave curved surface and the lower concave curved surface of the double-curved body and the upper pendulum body 2 and the lower pendulum body 3 is enhanced, the service lives of the double-curved body 1, the upper pendulum body, second sphere antifriction plate 6 includes a circular slab 61 and a plurality of sector plate 62, circular slab 61 is fixed in the center department of concave curved surface down, a plurality of sector plates 62 use circular slab 61 as the center, be the periphery of ring shape distribution at circular slab 61, a plurality of sector plates 62 and circular slab 61 are fixed and are made up and form a complete second antifriction plate 6 on concave curved surface down, second antifriction plate 6's dispersion sets up, make the reduction of area, be convenient for processing and machining precision's assurance, make second antifriction plate 6 at the 1 swing in-process of biconcave curved surface body, can disperse the atress, more be favorable to the improvement of the friction power consumption effect of support, and if change, only need to change circular slab 61 or the sector plate 62 of wearing and tearing, it changes to need not whole second antifriction plate 6, the material cost has been approved, avoid extravagant.
Example 2
As shown in fig. 1, a limiting block 4 protruding upwards is arranged in the circumferential direction of the lower pendulum body 3, under the earthquake working condition, a connecting member of the limiting block 4 and the lower pendulum body 3 receives strong external force and is cut off, so that the upper pendulum body 2, the hyperboloid body 1 and the lower pendulum body 3 are separated to form independent parts, relative friction pendulum motion can be generated among all the components, earthquake kinetic energy is consumed, the safety of the beam body is effectively protected, the limiting block 4 and the lower pendulum body 3 are fixedly connected through bolts, shear pins or a combined structure of the two, and the processing and the installation of the limiting block 4 are facilitated.
Example 3
As shown in fig. 3, in this embodiment, a first seal ring 7 is disposed between the biconcave curved body 1 and the bottom surface of the upper pendulum body 2, the first seal ring 7 can effectively prevent external impurities from entering the friction pair between the upper concave curved surface and the upper pendulum body 2, and affect the rotation performance of the friction pair, a second seal ring 8 is disposed between the biconcave curved body 1 and the top surface of the lower pendulum body 3, the second seal ring 8 can effectively prevent external impurities from entering the friction pair between the lower concave curved surface and the lower pendulum body 3, and affect the rotation function of the friction pair, so that the function of friction energy consumption of the support can be fully embodied, the first seal ring 7 is embedded in the upper concave curved surface of the biconcave curved body 1 and forms a first gap 9 with the first wear-resisting plate 5, the second seal ring 8 is embedded in the lower concave curved surface of the biconcave curved body 1 and forms a second gap 10 with the second wear-resisting plate 6, and silicone grease is filled in both the first gap 9 and the second, not only can strengthen the sealing performance of support, the silicone grease can get into the vice working face of friction gradually when the vice slip of friction moreover, further reduces the coefficient of friction between two vice friction surfaces of friction, and the silicone grease has the radiating effect to the heat that produces because of friction, rotation and antifriction plate in the support simultaneously.
Example 4
As shown in fig. 4, on the basis of the above embodiment, the second wear-resistant plate is arranged in another dispersed manner, and the second wear-resistant plate is directly and equally divided into a plurality of sector plates by taking the circle center as the center, and the rest of the above embodiment is the same as the above embodiment, and the dispersed manner is more favorable for processing the sector plates, reduces the processing steps, and has the same effects as the manner in embodiment 1.
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 (6)
1. The utility model provides a hyperboloid friction pendulum support, includes biconcave curved surface body (1), the upper and lower both sides of biconcave curved surface body (1) are equipped with pendulum body (2) and lower pendulum body (3) respectively, be equipped with first sphere antifriction plate (5) and second sphere antifriction plate (6) on the upper and lower two concave curved surfaces of biconcave curved surface body (1) respectively, its characterized in that, second sphere antifriction plate (6) are including circular slab (61) and a plurality of sector plate (62), and circular slab (61) are located concave curved surface center department, and a plurality of sector plate (62) use circular slab (61) to be the ring form as the center and distribute at the periphery.
2. The hyperboloid friction pendulum support according to claim 1, characterized in that the circumference of the lower pendulum body (3) is provided with an upward protruding limit block (4).
3. The hyperboloid friction pendulum support according to claim 2, characterized in that, the stopper (4) and the lower pendulum body (3) are fixedly connected through bolts, shear pins or a combination thereof.
4. The hyperboloid friction pendulum support according to claim 1, characterized in that, first spherical wear plate (5) and second spherical wear plate (6) inlay respectively on two faces about biconcave curved body (1).
5. The hyperboloid friction pendulum support of claim 1, characterized in that, be equipped with first sealing washer (7) between the biconcave curved surface body (1) and the pendulum body (2) bottom surface, first sealing washer (7) embedding is on the upper concave curved surface of biconcave curved surface body (1) and forms first clearance (9) with first sphere antifriction plate (5), be equipped with second sealing washer (8) between the biconcave curved surface body (1) and pendulum body (3) top surface, second sealing washer (8) embedding is on the lower concave curved surface of biconcave curved surface body (1) and forms second clearance (10) with second sphere antifriction plate (6).
6. The hyperboloid friction pendulum support according to claim 5, characterized in that silicone grease is filled in both the first gap (9) and the second gap (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020975055.5U CN212771909U (en) | 2020-06-02 | 2020-06-02 | Hyperboloid friction pendulum support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020975055.5U CN212771909U (en) | 2020-06-02 | 2020-06-02 | Hyperboloid friction pendulum support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212771909U true CN212771909U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020975055.5U Active CN212771909U (en) | 2020-06-02 | 2020-06-02 | Hyperboloid friction pendulum support |
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| Country | Link |
|---|---|
| CN (1) | CN212771909U (en) |
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2020
- 2020-06-02 CN CN202020975055.5U patent/CN212771909U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
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. |
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| CP01 | Change in the name or title of a patent holder |