CN217557880U - Novel friction damping shock insulation rubber support - Google Patents
Novel friction damping shock insulation rubber support Download PDFInfo
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- CN217557880U CN217557880U CN202221659002.8U CN202221659002U CN217557880U CN 217557880 U CN217557880 U CN 217557880U CN 202221659002 U CN202221659002 U CN 202221659002U CN 217557880 U CN217557880 U CN 217557880U
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Abstract
The utility model relates to the technical field of building shock insulation, in particular to a novel friction damping shock insulation rubber support; the shock insulation rubber support comprises a shock insulation rubber support and friction damping devices, wherein a through hole is formed in the center of the shock insulation rubber support, at least one friction damping device is placed in the through hole, and sealing plates are arranged at two ends of the center of the shock insulation rubber support or a locking plate is arranged at one end of the shock insulation rubber support; the utility model discloses carry out effectual combination with shock insulation rubber support and friction damping device, friction damping device utilizes the support when the horizontal shear motion, produces frictional force between friction steel sheet and friction material to provide additional damping for the support, friction material adopts conventional material, and is pollution-free, and the performance receives the temperature influence less, can replace lead core shock insulation rubber support and high damping rubber support, and the frictional force of this friction damping device is not influenced by shock insulation rubber support, can realize the normal damping characteristic of support; meanwhile, the steel plate has higher rigidity before yielding, adjustable yield force, improved wind load resistance and better engineering application prospect.
Description
Technical Field
The utility model relates to a building shock insulation technical field especially relates to a novel friction damping shock insulation rubber support.
Background
At present, the shock insulation rubber support is mainly divided into a lead core rubber shock insulation support and a high damping rubber support. Although both types of mounts are better able to accompany the deformation of the rubber, consume seismic energy and limit the horizontal deformation of the mount. However, there are many problems, such as the damping energy consumption characteristic is reduced to a certain extent with the time, and the deformation is not recoverable, and lead is a toxic metal substance, which is not only easy to cause harm to human body in the production process, but also easy to cause pollution to the environment in the use process. The temperature of the lead core shock insulation rubber support and the high damping rubber support can rise after absorbing seismic energy, so that the mechanical property is weakened and the damping ratio is reduced. In addition, the lead core shock insulation rubber support and the high damping rubber support have the defects of low rigidity before yielding, incapability of adjusting yield force, poor wind load resistance, poor durability, high maintenance cost, incapability of realizing normal damping characteristic and the like.
At present, people have gradually strengthened energy-saving and environment-friendly consciousness and generally pursue novel shock insulation technologies with low carbon, environmental protection, economy, reasonability and convenient maintenance, lead core shock insulation rubber supports and high-damping rubber supports cannot adapt to the development concept of the new era.
Therefore, a new type of friction damping vibration isolation rubber bearing needs to be developed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel friction damping shock insulation rubber support, carry out effectual combination with shock insulation rubber support and friction damping device, friction damping device utilizes the support when the horizontal shear motion, produces frictional force between friction steel sheet and friction material to provide additional damping for the support, friction material adopts conventional material, pollution-free, and the performance receives the temperature influence less, can replace lead core shock insulation rubber support and high damping rubber support, the frictional force of this friction damping device is not influenced by shock insulation rubber support, can realize the normal damping characteristic of support; the friction damping shock insulation rubber support is simple in structure, low in manufacturing cost, high in rigidity before yielding, adjustable in yield force, high in wind load resistance and good in engineering application prospect.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a novel friction damping shock insulation rubber support, includes shock insulation rubber support body and friction damping device, and the through-hole has been seted up at shock insulation rubber support body center, and at least one friction damping device has been put to the through-hole inside, and the center both ends of shock insulation rubber support body are equipped with the shrouding or are provided with the lockplate at its one end.
Further, the friction damping device comprises a plurality of friction steel plates and a pressing plate, the pressing plate is clamped between the friction steel plates and arranged in a laminated mode, friction materials capable of generating friction force are arranged between the friction steel plates and the pressing plate, and the thicknesses of the friction steel plates and the pressing plate of the friction damping device are larger than the thickness of a rubber layer of the shock insulation rubber support.
Furthermore, one end of the friction damping device is provided with an elastic element, the upper surface of the elastic element is provided with a locking plate with a bolt hole, the upper flange plate is provided with a sinking platform and a threaded hole, a pre-tightening bolt penetrates through the locking plate to be connected with the upper flange plate, and the elastic element is locked to provide positive pressure required by the friction damping device.
The friction damping device at least comprises two layers of first friction steel plates and a first pressing plate, the first friction steel plates are more than the first pressing plate in number, a waist-shaped hole is formed in the center of the first friction steel plate, a first sinking groove is formed in the center of one side of the first friction steel plate, bolt holes are formed in the center of the first pressing plate, second sinking grooves are formed in two sides of the first pressing plate, bolt holes with the same size as the first pressing plate are formed in the center of the first friction material, the first friction material is placed in the second sinking grooves in two sides of the first pressing plate to restrain the periphery of the first friction material to fix the first friction material, pre-tightening bolts respectively penetrate through the waist-shaped hole of the first friction steel plate, the first pressing plate and the bolt holes of the first friction material and are fastened and connected through nuts, the friction damping device is placed in a central through hole of the first shock insulation rubber support, and sealing plates are arranged at two ends of the first friction damping device and welded with an upper flange plate and a lower flange plate of the support.
Furthermore, the diameter of the first friction steel plate is the same as that of the first pressing plate, the total length of the pre-tightening bolt is smaller than the total height of the friction damping device, two ends of the pre-tightening bolt are required to be sunk into the first sinking grooves of the first friction steel plate, the position relation of the waist-shaped holes of the adjacent first friction steel plates is perpendicular to each other, a cross shape is formed, and the width of each waist-shaped hole is the same as the diameter of the bolt hole of the first pressing plate and the diameter of the bolt hole of the first friction material.
Furthermore, the friction damping device comprises a plurality of second friction steel plates, a third friction steel plate, a second pressing plate, a second friction material and a ball head, wherein two ends of the ball head are respectively welded with one side of the sealing plate and one side of the second pressing plate.
Furthermore, a waist-shaped hole is formed in the center of the second friction steel plate, a waist-shaped hole is formed in one end of the third friction steel plate, a second sinking groove is formed in the other end of the third friction steel plate, a second sinking groove is formed in one side of the second pressing plate, the second friction steel plate, the third friction steel plate, the second pressing plate and the second friction material are arranged in a laminated mode, the second friction steel plate, the third friction steel plate, the second pressing plate and the second friction material are tightly connected through a pre-tightening bolt, and a nut is arranged at the tail end of the pre-tightening bolt.
Furthermore, the friction material I and the friction material II can be made of wear-resistant materials such as semimetal, copper alloy or metal ceramic composite materials, and the side face of the friction material is provided with glass cement for sealing.
Further, a disk spring or a hard spring is arranged between the first sinking groove of the first friction steel plate and the nut and between the second pressing plate and the nut.
Compared with the prior art, the utility model discloses one of following beneficial effect has at least:
1. the utility model discloses carry out effectual combination with shock insulation rubber support body and friction damping device, friction damping device utilizes the support when the horizontal shear motion, produces frictional force between friction steel sheet and friction material to provide additional damping for the support, friction material adopts conventional material, and is pollution-free, and the performance is influenced by the temperature lessly, can replace lead core shock insulation rubber support and high damping rubber support, and the frictional force of this friction damping device is not influenced by shock insulation rubber support, can realize the normal damping characteristic of support;
2. the friction damping shock insulation rubber support is simple in structure, low in manufacturing cost, adjustable in yield force, high in wind load resistance and good in engineering application prospect, and has higher pre-yield rigidity.
Drawings
FIG. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;
FIG. 3 is a schematic view of the friction damping device of FIG. 2;
FIG. 4 is a schematic structural view of the friction steel plate 1 in FIG. 3;
FIG. 5 is a schematic structural view of the press plate 1 in FIG. 3;
FIG. 6 is a schematic structural view of the friction material 1 of FIG. 3;
fig. 7 is a schematic structural diagram of embodiment 3 of the present invention;
FIG. 8 is a schematic view of the friction damping device of FIG. 7;
FIG. 9 is a schematic structural view of the friction steel plate 2 of FIG. 8;
FIG. 10 is a schematic structural view of the friction steel plate 3 of FIG. 8;
FIG. 11 is a schematic view of the construction of the platen 2 of FIG. 8;
FIG. 12 is a schematic view of the structure of the friction material 2 of FIG. 8.
In the figure: 1-friction steel plate I, 2-friction steel plate II, 3-friction steel plate III, 4-pressure plate I, 5-pressure plate II, 6-friction material I, 7-friction material II, 8-pretightening bolt, 9-nut, 10-disc spring, 11-upper flange plate, 12-rubber layer, 13-framework plate, 14-lower flange plate, 15-sealing plate, 18-first sinking groove, 19-second sinking groove, 20-kidney-shaped hole, 21-bulb, 22-elastic element and 23-locking plate.
Detailed Description
As shown in fig. 1 to 12, in order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
As shown in figure 1, a novel friction damping shock insulation rubber support comprises a shock insulation rubber support body and a friction damping device, wherein a through hole is formed in the center of the shock insulation rubber support body, the friction damping device is placed in the through hole, a sealing plate 15 is arranged at the bottom end of the center of the shock insulation rubber support body, and a locking plate 23 is arranged at the top end of the shock insulation rubber support body.
The friction damping device comprises 4 friction steel plates and 5 pressing plates, the pressing plates are arranged between the friction steel plates in a laminated mode, friction materials capable of generating friction force are arranged between the friction steel plates and the pressing plates, and the thicknesses of the friction steel plates and the pressing plates of the friction damping device are larger than the thickness of the rubber layer 12 of the shock insulation rubber support body.
One end of the friction damping device is provided with an elastic element 22, the upper surface of the elastic element 22 is provided with a locking plate 23 with a bolt hole, the upper flange plate is provided with a sinking platform and a threaded hole, a pretightening bolt 8 penetrates through the locking plate 23 to be connected with the upper flange plate 11, and the elastic element 22 is locked to provide positive pressure required by the friction damping device.
The working principle of the embodiment is as follows: the friction damping device is placed in the center of the shock insulation rubber support body, the elastic element 22 is placed at the top, the locking plate 23 is arranged on the upper surface of the elastic element 22, the pre-tightening bolt 8 penetrates through the locking plate 23 to be connected with the upper flange plate 11, the elastic element 22 is further locked to provide positive pressure required by the friction damping device, and when the friction damping device utilizes the support to move in horizontal shearing mode, friction force is generated between the friction steel plate and the friction material, so that additional damping is provided for the support.
The utility model discloses carry out effectual combination with shock insulation rubber support body and friction damping device, friction damping device utilizes the support when the horizontal shear motion, produces frictional force between friction steel sheet and friction material to provide additional damping for the support, friction material adopts conventional material, and is pollution-free, and the performance receives the temperature influence less, can replace lead core shock insulation rubber support and high damping rubber support, and the frictional force of this friction damping device is not influenced by shock insulation rubber support, can realize the normal damping characteristic of support; the friction damping shock insulation rubber support is simple in structure, low in manufacturing cost, adjustable in yield force, high in wind load resistance and good in engineering application prospect, and has higher pre-yield rigidity.
Example 2
As shown in fig. 2-6, the novel friction damping vibration isolation rubber support comprises a vibration isolation rubber support body and friction damping devices, wherein a through hole is formed in the center of the vibration isolation rubber support body, four friction damping devices are placed in the through hole, and sealing plates 15 are arranged at two ends of the center of the vibration isolation rubber support body.
Each friction damping device comprises two layers of friction steel plates I1 and one layer of pressing plate I4, the number of the friction steel plates I1 is more than that of the pressing plate I4, the center of the friction steel plate I1 is provided with a waist-shaped hole 20, the center of one side of the friction steel plate I is provided with a first sinking groove 18, the center of the pressing plate I4 is provided with a bolt hole, the two sides of the pressing plate I4 are provided with second sinking grooves 19, the center of the friction material I6 is provided with a bolt hole with the same size as that of the pressing plate I4, the friction material I6 is placed in the second sinking grooves 19 at the two sides of the pressing plate I4, and a pre-tightening bolt 8 respectively penetrates through the waist-shaped hole 20 of the friction steel plate I1, the pressing plate I4 and the bolt hole of the friction material I6, and the friction steel plate I1 and the pressing plate I4 are fastened and connected by a nut 9, the diameter size of the friction steel plate I1 is the same as that of the pressing plate I4, the total length of the pre-tightening bolt 8 is smaller than the total height of the friction damping device, two ends of the pre-tightening bolt 8 are sunk into the first sinking grooves 18 of the friction steel plate I1, the position relation of the waist-shaped holes 20 of the adjacent friction steel plate I1 is vertical to each other to form a cross shape, the width of each waist-shaped hole 20 is the same as the diameter of the bolt hole of the pressing plate I4 and the diameter of the bolt hole of the friction material I6, the friction material I6 is made of a semi-metal wear-resistant material, the side face of the friction material is sealed by glass cement, and a disc spring 10 is arranged between the first sinking groove 18 of the friction steel plate I1 and the nut 9.
The working principle of the embodiment is as follows: the friction damping device is placed in the center of the shock insulation rubber support body, the sealing plates 15 are arranged at two ends of the center hole, positive pressure required by the friction damping device is provided through the pre-tightening bolts 8, friction force provided by the friction damping device can be changed by adjusting torque values of the pre-tightening bolts 8, and the friction damping device generates friction force between a friction steel plate and a friction material when the support moves in horizontal shearing, so that additional damping is provided for the support.
The utility model discloses carry out effectual combination with shock insulation rubber support and friction damping device, friction damping device utilizes the support when the horizontal shear motion, produces frictional force between friction steel sheet and friction material to provide additional damping for the support, friction material adopts conventional material, and is pollution-free, and the performance receives the temperature influence less, can replace lead core shock insulation rubber support and high damping rubber support, and the frictional force of this friction damping device is not influenced by shock insulation rubber support, can realize the normal damping characteristic of support; the friction damping shock insulation rubber support is simple in structure, low in manufacturing cost, adjustable in yield force, high in wind load resistance and good in engineering application prospect, and has higher pre-yield rigidity.
Example 3
As shown in fig. 7-12, a novel friction damping vibration isolation rubber support comprises a vibration isolation rubber support and a friction damping device, wherein a through hole is formed in the center of the vibration isolation rubber support, the friction damping device is placed in the through hole, and sealing plates 15 are arranged at two ends of the center of the vibration isolation rubber support.
The friction damping device comprises 1 friction steel plate two 2, 2 friction steel plate three 3, 3 pressing plate two 5, 4 friction materials two 7 and 2 ball heads 21, two ends of the ball heads 21 are respectively welded with one side of the sealing plate 15 and one side of the pressing plate two 5, a waist-shaped hole 20 is formed in the center of the friction steel plate two 2, the waist-shaped hole 20 is formed in one end of the friction steel plate three 3, a second sinking groove 19 is formed in the other end of the friction steel plate three 3, a second sinking groove 19 is formed in one side of the pressing plate two 5, the friction steel plate two 2, the friction steel plate three 3, the pressing plate two 5 and the friction materials two 7 are arranged in a laminated mode, the pre-tightening bolts 8 are fixedly connected with the pre-tightening bolts, nuts 9 are arranged at the tail ends of the pre-tightening bolts 8, the friction materials two 7 are made of copper alloy friction resistant materials, the side faces of the friction materials are provided with glass cement for sealing, and disc springs 10 are arranged between the pressing plate two 5 and the nuts 9.
The working principle of the embodiment is as follows: put friction damping device into shock insulation rubber support body in the center, the both ends of centre bore are provided with shrouding 15, provide the required normal pressure of friction damping device through pretension bolt 8, and the frictional force that friction damping device provided can change through the moment of torsion value of adjusting pretension bolt 8, friction damping device utilizes the support when the horizontal shear motion, produce frictional force between friction steel sheet and friction material, thereby provide additional damping for the support, this embodiment is provided with bulb 21, can make friction damping device make free motion along with shock insulation rubber support body when any horizontal direction shear motion.
The utility model discloses carry out effectual combination with shock insulation rubber support and friction damping device, friction damping device utilizes the support when the horizontal shear motion, produces frictional force between friction steel sheet and friction material to provide additional damping for the support, friction material adopts conventional material, and is pollution-free, and the performance receives the temperature influence less, can replace lead core shock insulation rubber support and high damping rubber support, and the frictional force of this friction damping device is not influenced by shock insulation rubber support, can realize the normal damping characteristic of support; the friction damping shock insulation rubber support is simple in structure, low in manufacturing cost, adjustable in yield force, high in wind load resistance and good in engineering application prospect, and has higher pre-yield rigidity.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (9)
1. The utility model provides a novel friction damping shock insulation rubber support which characterized in that: the shock insulation rubber support comprises a shock insulation rubber support body and friction damping devices, wherein a through hole is formed in the center of the shock insulation rubber support body, at least one friction damping device is placed in the through hole, and sealing plates (15) are arranged at two ends of the center of the shock insulation rubber support body or a locking plate (23) is arranged at one end of the shock insulation rubber support body.
2. The novel friction damping vibration isolation rubber support according to claim 1, characterized in that: the friction damping device comprises a plurality of friction steel plates and a pressing plate, the pressing plate is arranged between the friction steel plates in a laminated mode, friction materials capable of generating friction force are arranged between the friction steel plates and the pressing plate, and the thicknesses of the friction steel plates and the pressing plate of the friction damping device are larger than that of a rubber layer (12) of the shock insulation rubber support body.
3. The novel friction damping vibration-isolating rubber support according to claim 2, characterized in that: one end of the friction damping device is provided with an elastic element (22), the upper surface of the elastic element (22) is provided with a locking plate (23) with a bolt hole, the upper flange plate is provided with a sinking platform and a threaded hole, a pre-tightening bolt (8) penetrates through the locking plate (23) to be connected with the upper flange plate (11), and the locking elastic element (22) provides positive pressure required by the friction damping device.
4. The novel friction damping vibration isolation rubber support according to claim 1, characterized in that: the friction damping device at least comprises two layers of friction steel plates I (1) and a layer of pressing plate I (4), the number of the friction steel plates I (1) is more than that of the pressing plate I (4), a waist-shaped hole (20) is formed in the center of the friction steel plate I (1), a first sinking groove (18) is formed in the center of one side of the friction steel plate I (1), bolt holes are formed in the center of the pressing plate I (4), second sinking grooves (19) are formed in the two sides of the pressing plate I (4), bolt holes with the same size as the pressing plate I (4) are formed in the center of the friction material I (6), the friction material I (6) is placed in the second sinking grooves (19) on the two sides of the pressing plate I (4), pre-tightening bolts (8) respectively penetrate through the waist-shaped hole (20) of the friction steel plate I (1), the pressing plate I (4) and the bolt holes of the friction material I (6) and are tightly connected through nuts (9), the friction material I (6) can be made of semimetal, copper alloy or metal ceramic composite wear-resistant material, and glass cement sealing glue is arranged on the side face of the friction material.
5. The novel friction damping vibration isolation rubber support according to claim 4, is characterized in that: the diameter sizes of the first friction steel plate (1) and the first pressure plate (4) are the same, the total length of the pre-tightening bolt (8) is smaller than the total height of the friction damping device, two ends of the pre-tightening bolt (8) are sunk into the first sinking grooves (18) of the first friction steel plate (1), the position relations of waist-shaped holes (20) of the adjacent first friction steel plates (1) are perpendicular to each other to form a cross shape, and the width of each waist-shaped hole (20) is the same as the diameter of bolt holes of the first pressure plate (4) and the diameter of bolt holes of the first friction material (6).
6. The novel friction damping vibration isolation rubber support according to claim 1, characterized in that: the friction damping device comprises a plurality of friction steel plates II (2), friction steel plates III (3), a pressing plate II (5), friction materials II (7) and a ball head (21), wherein two ends of the ball head (21) are respectively welded with one sides of the sealing plate (15) and the pressing plate II (5), the friction materials II (7) can be made of semimetal, copper alloy or metal ceramic composite wear-resistant materials, and the side faces of the friction materials are provided with glass cement for sealing.
7. The novel friction damping vibration isolation rubber support according to claim 6, characterized in that: waist type hole (20) have been seted up at the center of friction steel sheet two (2), waist type hole (20) have been seted up to the one end of friction steel sheet three (3), the second heavy groove (19) have been seted up to the other end, clamp plate two (5) one side seted up second heavy groove (19), friction steel sheet two (2), friction steel sheet three (3), clamp plate two (5) and friction material two (7) stromatolite arrange, pretension bolt (8) are with its fastening connection, and pretension bolt (8) end is provided with nut (9).
8. The novel friction damping vibration-isolating rubber support according to claim 4, characterized in that: a disc spring (10) or a hard spring is arranged between the first sinking groove (18) of the first friction steel plate (1) and the nut (9).
9. The novel friction damping vibration isolation rubber support according to claim 6, characterized in that: a disc spring (10) or a hard spring is arranged between the second pressure plate (5) and the nut (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221659002.8U CN217557880U (en) | 2022-06-29 | 2022-06-29 | Novel friction damping shock insulation rubber support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221659002.8U CN217557880U (en) | 2022-06-29 | 2022-06-29 | Novel friction damping shock insulation rubber support |
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| Publication Number | Publication Date |
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| CN217557880U true CN217557880U (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221659002.8U Active CN217557880U (en) | 2022-06-29 | 2022-06-29 | Novel friction damping shock insulation rubber support |
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| CN (1) | CN217557880U (en) |
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2022
- 2022-06-29 CN CN202221659002.8U patent/CN217557880U/en active Active
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