CN209891462U - High-bearing-capacity tensile energy-consumption shock isolation device - Google Patents
High-bearing-capacity tensile energy-consumption shock isolation device Download PDFInfo
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- CN209891462U CN209891462U CN201920423343.7U CN201920423343U CN209891462U CN 209891462 U CN209891462 U CN 209891462U CN 201920423343 U CN201920423343 U CN 201920423343U CN 209891462 U CN209891462 U CN 209891462U
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Abstract
The utility model discloses a high bearing capacity tensile energy consumption isolation device belongs to building engineering structure shock insulation technical field. The shock isolation device comprises an upper connecting plate, a U-shaped elastic support, a spherical sliding block, a lower sliding groove and a lower connecting plate. One side of the upper connecting plate is welded with an embedded part, and the other side is provided with a spherical sliding block. According to the movement energy consumption radius of the spherical sliding block, a lower sliding groove is determined, the lower sliding groove is rigidly connected with a lower connecting plate, a plurality of U-shaped elastic supports are configured, and the U-shaped elastic supports are evenly distributed on the front, the back, the left and the right of the spherical sliding block, wherein the upper limbs of the U-shaped elastic supports are arranged on an upper connecting plate, the lower limbs of the U-shaped elastic supports are arranged on a lower connecting plate, and the lower connecting plate is provided with an embedded part. The shock isolation device has the characteristics of high bearing capacity, good horizontal shock isolation, tensile strength and energy consumption, and is economical, practical and environment-friendly.
Description
Technical Field
The utility model belongs to the technical field of building engineering structure shock insulation, more specifically relates to a high bearing capacity tensile energy consumption isolation device.
Background
The seismic isolation technology is considered as one of the most important achievements of the world seismic engineering, and the seismic motion is isolated from an upper structure mainly through an isolation device so as to achieve the effect of reducing the response of the structural seismic motion. With the continuous progress and development of science and technology, researchers around the world have proposed various types of vibration isolation devices, including natural rubber vibration isolation bearing (LNR), lead rubber vibration isolation bearing (LRB), high damping rubber bearing (HDR), and the like. These seismic isolation bearings are commonly used in many civil structures, particularly building structures that are sensitive to seismic action, wind loads, blast impact loads, and the like. However, with the development of modern civil structures towards structural forms such as large span, super high-rise, large-scale complex, the traditional vibration isolation support may have the problems of insufficient bearing capacity and weak tensile strength of the support, so that the vibration isolation support cannot work normally, and the like. Therefore, finding a novel shock isolation device with high bearing capacity, good horizontal shock isolation performance and tensile energy consumption function has become a key technical problem to be solved urgently in the field of civil engineering.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects or improvement requirements of the prior art, the invention provides a high-bearing-capacity tensile energy-consumption shock isolation device, which aims to improve the bearing capacity and shock isolation performance of the shock isolation device through the structural design of a vertical bearing mechanism, a horizontal bearing mechanism and a sliding bearing mechanism, so that a novel shock isolation device with high bearing capacity, good horizontal shock isolation performance and tensile energy-consumption resistance is obtained, and the problem that the bearing capacity of a traditional shock isolation support is insufficient in structures such as a large span structure, a super-high structure and a large-scale integrated body is solved.
In order to achieve the above object, the utility model provides a high bearing capacity tensile energy consumption isolation device for the setting carries out the shock insulation in the bottom of structural system, include: the device comprises an upper connecting plate, a U-shaped elastic support, a spherical sliding block, a lower sliding groove and a lower connecting plate;
the upper connecting plate and the lower connecting plate are arranged in parallel;
the center of the lower surface of the upper connecting plate is provided with a spherical sliding block, and the spherical sliding block is rigidly connected with the upper connecting plate;
the upper surface of the lower connecting plate is provided with a lower sliding groove; the lower sliding groove is a spherical groove, the outer contour radius of the lower sliding groove is not smaller than the movement energy consumption radius of the spherical sliding block in the horizontal direction, and the vertical projection of the spherical sliding block is positioned in the center of the lower sliding groove in a natural state;
the U-shaped elastic support is provided with an upper limb, a lower limb and a bending part for connecting the upper limb and the lower limb, wherein the upper limb and the lower limb are arranged in parallel; under a natural state, the plane of the U-shaped elastic support is vertical to the planes of the upper connecting plate and the lower connecting plate; the tail ends of the upper limbs and the lower limbs are respectively fixed on the upper connecting plate and the lower connecting plate;
a plurality of U type elastic supports that the specification is the same evenly distributed along the circumference of upper portion connecting plate and lower part connecting plate.
Further, the upper connecting plate and the lower connecting plate are made of high-strength steel, aluminum alloy or memory alloy.
Further, the U-shaped elastic support is made of mild steel, aluminum alloy or memory alloy.
Furthermore, the spherical sliding block and the lower sliding groove are made of high-strength steel, aluminum alloy or memory alloy.
Furthermore, the curvature radius of the spherical sliding block is 0.1-1 m, and the ratio of the spherical curvature radius of the lower sliding groove to the spherical curvature radius of the spherical sliding block is 1: 1-10: 1.
Further, the lower sliding groove is a groove integrally formed on the surface of the lower connecting plate.
Further, the spherical sliding block and the upper connecting plate are integrally formed.
Generally, compared with the prior art, the above technical solution contemplated by the present invention can obtain the following beneficial effects:
1. the utility model discloses can provide a have high bearing capacity characteristic, good horizontal shock insulation performance and tensile energy consumption effect's shock isolation device concurrently effectively, solve traditional shock insulation support and have the not enough problem of support bearing capacity in large-span, super high-rise, the large-scale complex isotructure.
2. The utility model discloses a U type elastic support not only can provide vertical rigidity, at horizontal direction and vertical direction energy dissipation damping, restriction shock isolation device is at the too big displacement under the big shake, also can play shock isolation device's tensile effect, solves the defect that traditional shock isolation device does not pull, guarantees high bearing capacity tensile energy consumption shock isolation device's normal work, economical and practical, green.
3. The spherical sliding block of the utility model can provide vertical rigidity by matching with the lower sliding groove, and the vertical bearing capacity is greatly improved by matching with the U-shaped elastic support; simultaneously, be the sphere friction effect on horizontal, frictional force is less to can carry out vertical support by self in, balance by U type elastic support with horizontal vibrations displacement transfer, ensure that U type elastic support smoothly carries out the energy dissipation damping in the horizontal direction.
Drawings
FIG. 1 is a schematic diagram of a high-bearing-capacity tensile energy-consumption-resisting seismic isolation device.
The same reference numbers will be used throughout the drawings to refer to the same or like elements or structures, wherein:
1-upper connecting plate, 2-U-shaped elastic support, 3-spherical sliding block, 4-lower sliding groove and 5-lower connecting plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
The utility model provides a high bearing capacity tensile energy consumption isolation device for the setting carries out the shock insulation in the bottom of structural system, include: the device comprises an upper connecting plate 1, a U-shaped elastic support 2, a spherical sliding block 3, a lower sliding groove 4 and a lower connecting plate 5.
The upper connecting plate 1 and the lower connecting plate 5 are arranged in parallel; the center of the lower surface of the upper connecting plate 1 is provided with a spherical sliding block 3, and the spherical sliding block 3 is rigidly connected with the upper connecting plate 1; the upper surface of the lower connecting plate 5 is provided with a lower sliding groove 4; the radius of the lower sliding groove 4 is not less than the motion energy consumption radius of the spherical sliding block 3 in the horizontal direction, and the vertical projection of the spherical sliding block 3 is positioned at the center of the lower sliding groove 4 in a natural state; the U-shaped elastic support 2 is provided with an upper limb, a lower limb and a bending part for connecting the upper limb and the lower limb, wherein the upper limb and the lower limb are arranged in parallel; in a natural state, the plane of the U-shaped elastic support 2 is vertical to the planes of the upper connecting plate 1 and the lower connecting plate 5; the tail ends of the upper limbs and the lower limbs are respectively fixed on the upper connecting plate 1 and the lower connecting plate 5; a plurality of U-shaped elastic supports 2 with the same specification are uniformly distributed along the circumferential direction of the upper connecting plate 1 and the lower connecting plate 5.
Preferably, the upper connecting plate 1, the lower connecting plate 5, the spherical sliding block 3 and the lower sliding groove 4 are made of high-strength steel (structural steel with strength of above Q295), aluminum alloy or memory alloy (SMA); the U-shaped elastic support 2 is made of mild steel (steel with carbon content less than 0.30%), aluminum alloy or memory alloy. The curvature radius of the spherical sliding block is 0.1-1 m, and the ratio of the spherical curvature radius of the lower sliding groove to the spherical curvature radius of the spherical sliding block is 1: 1-10: 1.
In this embodiment, the lower sliding groove 4 and the lower connecting plate 5 are two independent components fixedly connected by welding, brazing or bolt fixing, and in other embodiments, the lower sliding groove 4 may also be a groove integrally formed on the surface of the lower connecting plate 5. In this embodiment, the spherical sliding block 3 and the upper connecting plate 1 are integrally formed, and in other embodiments, the spherical sliding block 3 and the upper connecting plate 1 can also be two independent components fixedly connected in a welding, brazing or bolt fixing manner. In other embodiments, the size parameters and materials of each structural component and the number of the U-shaped elastic supports 2 can be adjusted according to the load requirement and the vibration strength in the use scene, and if the load and the vibration resistance requirement are high, the structural size can be correspondingly increased, the material with higher strength can be selected, and the number of the U-shaped elastic supports 2 can be increased.
Taking the shock absorption and energy dissipation of the civil structure system as an example, the upper surface of the upper connecting plate 1 is provided with embedded parts, such as high-strength bolts, reinforcing steel bars and the like, so as to be well connected with the civil structure system; the other side of the upper connecting plate 1 is provided with a spherical sliding block 3, and the spherical sliding block 3 is rigidly connected with the upper connecting plate 1, so that the spherical sliding block 3 and the upper connecting plate 1 can work cooperatively. According to the vibration intensity possibly suffered by the civil structure, the movement energy consumption radius of the spherical sliding block 3 can be estimated, and then the radius of the lower sliding groove 4 is determined according to the movement energy consumption radius of the spherical sliding block 3, so that the spherical sliding block 3 is ensured to have good movement performance in the lower sliding groove 4.
The lower sliding groove 4 is rigidly connected with the lower connecting plate 5, so that the lower sliding groove 4 and the lower connecting plate 5 can work cooperatively. A plurality of U-shaped elastic supports 2 are configured, and the U-shaped elastic supports 2 are evenly distributed on the front, the back, the left and the right of a spherical sliding block 3, wherein the upper limbs of the U-shaped elastic supports 2 are arranged on an upper connecting plate 1, the lower limbs of the U-shaped elastic supports 2 are arranged on a lower connecting plate 5, and the coordinated work of the U-shaped elastic supports 2, the upper connecting plate 1 and the lower connecting plate 5 is ensured. Furthermore, embedded parts, such as high-strength bolts, reinforcing bars, etc., are provided on the lower connecting plate 5 to ensure good connection with the civil engineering structural system.
The utility model discloses can provide a have high bearing capacity characteristic, good horizontal shock insulation performance and tensile energy consumption effect's shock isolation device concurrently effectively, solve traditional shock insulation support and have the not enough problem of support bearing capacity in large-span, super high-rise, the large-scale complex isotructure. Moreover, the U-shaped elastic support 2 can provide vertical rigidity, can also provide energy consumption action in the horizontal direction, can limit overlarge displacement of the shock isolation device under a large earthquake, and ensures normal work of the high-bearing-capacity tensile energy consumption-resistant shock isolation device. Moreover, the U-shaped elastic support 2 can also play the tensile action of the shock isolation device, so that the defect that the traditional shock isolation device is not tensile is overcome, and the shock isolation device is economical, practical and environment-friendly.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides a high bearing capacity resists drawing power consumption isolation device which characterized in that includes: the device comprises an upper connecting plate (1), a U-shaped elastic support (2), a spherical sliding block (3), a lower sliding groove (4) and a lower connecting plate (5);
the upper connecting plate (1) and the lower connecting plate (5) are arranged in parallel;
the center of the lower surface of the upper connecting plate (1) is provided with a spherical sliding block (3), and the spherical sliding block (3) is rigidly connected with the upper connecting plate (1);
the upper surface of the lower connecting plate (5) is provided with a lower sliding groove (4); the lower sliding groove (4) is a spherical groove, the radius of the outer contour of the lower sliding groove is not smaller than the moving energy consumption radius of the spherical sliding block (3) in the horizontal direction, and the vertical projection of the spherical sliding block (3) is positioned in the center of the lower sliding groove (4) in a natural state;
the U-shaped elastic support (2) is provided with an upper limb, a lower limb and a bending part for connecting the upper limb and the lower limb, wherein the upper limb and the lower limb are arranged in parallel; in a natural state, the plane of the U-shaped elastic support (2) is vertical to the planes of the upper connecting plate (1) and the lower connecting plate (5); the tail ends of the upper limbs and the lower limbs are respectively fixed on the upper connecting plate (1) and the lower connecting plate (5);
a plurality of U-shaped elastic supports (2) with the same specification are uniformly distributed along the circumferential direction of the upper connecting plate (1) and the lower connecting plate (5).
2. A high load bearing tension resistant energy dissipating seismic isolation device as claimed in claim 1 wherein the upper connection plate (1) and the lower connection plate (5) are made of high strength steel, aluminum alloy or memory alloy.
3. A high load-bearing tension-resistant energy-dissipating seismic isolation device as claimed in claim 1, wherein the material of the U-shaped elastic support (2) is mild steel, aluminum alloy or memory alloy.
4. The high-bearing-capacity tension-resistant energy-dissipation seismic isolation device as claimed in claim 1, wherein the spherical sliding block (3) and the lower sliding groove (4) are made of high-strength steel, aluminum alloy or memory alloy.
5. The high-bearing-capacity tension-resistant energy-consumption shock isolation device as claimed in claim 1, wherein the curvature radius of the spherical sliding block (3) is 0.1-1 m, and the ratio of the spherical curvature radius of the lower sliding groove (4) to the spherical curvature radius of the spherical sliding block (3) is 1: 1-10: 1.
6. A high load bearing tension resistant energy dissipating seismic isolation device as claimed in any one of claims 1 to 5 wherein the lower sliding groove (4) is a groove integrally formed on the surface of the lower connecting plate (5).
7. A high bearing capacity tension resistant energy dissipation seismic isolation device as claimed in any one of claims 1 to 5, wherein the spherical sliding block (3) is integrally formed with the upper connecting plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920423343.7U CN209891462U (en) | 2019-03-29 | 2019-03-29 | High-bearing-capacity tensile energy-consumption shock isolation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920423343.7U CN209891462U (en) | 2019-03-29 | 2019-03-29 | High-bearing-capacity tensile energy-consumption shock isolation device |
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| CN209891462U true CN209891462U (en) | 2020-01-03 |
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| CN201920423343.7U Active CN209891462U (en) | 2019-03-29 | 2019-03-29 | High-bearing-capacity tensile energy-consumption shock isolation device |
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