CN216475687U - Novel self-resetting three-dimensional shock-insulation tensile support - Google Patents
Novel self-resetting three-dimensional shock-insulation tensile support Download PDFInfo
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- CN216475687U CN216475687U CN202121761660.3U CN202121761660U CN216475687U CN 216475687 U CN216475687 U CN 216475687U CN 202121761660 U CN202121761660 U CN 202121761660U CN 216475687 U CN216475687 U CN 216475687U
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Abstract
The utility model belongs to the field of shock insulation structures, and particularly discloses a novel self-resetting three-dimensional shock insulation tensile support which comprises a tensile support structure, wherein the tensile support structure is arranged between a foundation layer and a structural layer of an engineering structural system, the shock insulation tensile support structure comprises a vertical tensile shock insulation support and a horizontal self-resetting shock insulation tensile support, the vertical tensile shock insulation support comprises an upper connecting plate, an upper end plate, an inner cylinder, an outer cylinder, a first SMA stranded wire, a high-strength spring and a lower end plate, four rectangular friction holes which are symmetrically and vertically arranged are formed in the inner cylinder and are connected with the inner cylinder and the outer cylinder through high-strength bolts, high-damping materials are respectively coated on the outer surface of the inner cylinder and the inner surface of the outer cylinder, and the bottom of the inner cylinder and the upper part of the lower end plate are connected with the first stranded wire SMA. The utility model can not only reduce the horizontal earthquake action and response, but also reduce the earthquake action and response in the vertical direction, and can meet the requirements of resetting of horizontal displacement, three-dimensional shock insulation and vertical tensile property.
Description
Technical Field
The utility model relates to the field of shock insulation structures, in particular to a novel self-resetting three-dimensional shock insulation tensile support.
Background
The conventional seismic isolation building engineering generally adopts natural rubber seismic isolation bearings (NRB) and lead rubber seismic isolation bearings (LRB). Wherein the natural rubber vibration isolation support (NRB) is manufactured by alternately superposing a thin rubber layer and a thin steel plate layer and carrying out high temperature, pressurization and vulcanization, and is also added with a filling agent, a reinforcing agent, an anti-aging agent and the like; the Lead Rubber Bearing (LRB) is a shock insulation bearing with good energy consumption capability, which is manufactured by adding lead (one or more) at the center or non-center of a natural rubber bearing.
Currently, LRB and NRB are well able to reduce horizontal seismic effects, but are unable to reduce vertical seismic response, and even increase vertical seismic response to some extent. On the other hand, under the action of large earthquake and strong wind, the structure can generate overturning moment, so that the shock insulation support of the shock insulation structure generates vertical tensile stress, particularly a structure with a large height-width ratio. And traditional isolation bearing tensile strength is very low, compares in isolation bearing's compressive capacity, and the tensile strength of its support is obvious not enough, needs a three-dimensional tensile isolation subassembly in order to avoid the harm that the earthquake brought.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel self-resetting three-dimensional shock-insulation tensile support so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a novel self-resetting three-dimensional shock-insulation tensile support comprises a tensile support structure, wherein the tensile support structure is arranged between a foundation layer and a structural layer of an engineering structural system, the shock-insulation tensile support structure comprises a vertical tensile shock-insulation support and a horizontal self-resetting shock-insulation tensile support, the vertical tensile shock-insulation support comprises an upper connecting plate, an upper end plate, an inner cylinder, an outer cylinder, a first SMA (shape memory alloy) stranded wire, a high-strength spring and a lower end plate, four rectangular friction holes which are symmetrically and vertically arranged are formed in the inner cylinder and are connected with the inner cylinder and the outer cylinder through high-strength bolts, high-damping materials are coated on the outer surface of the inner cylinder and the inner surface of the outer cylinder, and the first SMA stranded wire is connected to the bottom of the inner cylinder and the upper part of the lower end plate; vertical power consumption shock insulation tensile support and level are to having formed novel from three-dimensional shock insulation tensile support of restoring to throne through high-strength bolt connection end plate from restoring to throne.
Preferably, the horizontal self-resetting shock-insulation tensile support comprises a laminated rubber support, an upper connecting plate, a lower connecting plate, an adjusting valve and a second SMA stranded wire, wherein the second SMA stranded wire is made of a material which is shaped at a high temperature, cooled to a low temperature (or room temperature) and deformed to enable the second SMA stranded wire to have residual deformation, and then heated to a certain temperature and still restored to the original shape before deformation.
Preferably, the laminated rubber bearing is manufactured by alternately laminating a thin rubber layer and a thin steel plate layer, and then vulcanizing the laminated rubber bearing at high temperature and under high pressure, and further adding a filler, a reinforcing agent, an anti-aging agent and the like.
Preferably, the second SMA stranded wire penetrates through a hole drilled in the laminated rubber support and is wound and fixed at the upper end and the lower end of the connecting steel plate.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the combination of the vertical energy-consumption shock-insulation tensile support and the horizontal self-resetting shock-insulation tensile support, and the addition of the SMA stranded wire, the vertical energy-consumption shock-insulation tensile support can be placed on a foundation layer of an actual engineering structure to form foundation shock insulation or placed between layers to form interlayer shock insulation, and due to the arrangement of the vertical energy-consumption shock-insulation tensile support, when a earthquake comes, not only can the horizontal earthquake action and response be relieved, but also the earthquake action and response in the vertical direction can be reduced, and when the upper steel plate and the lower steel plate of the laminated rubber support are subjected to horizontal relative displacement, the SMA stranded wire can deform along with the deformation of the support, so that restoring force and damping are provided, so that the upper steel plate and the lower steel plate of the support can be automatically reset when the horizontal relative displacement is generated, and the requirements of resetting, three-way shock insulation and vertical tensile performance of the horizontal displacement can be met.
Drawings
FIG. 1 is an overall assembly view of the present invention;
FIG. 2 is a schematic cross-sectional view of a vertical energy-dissipating shock-insulating tensile support of the utility model;
FIG. 3 is a schematic side view of the vertical energy-dissipating shock-insulating tensile support of the present invention;
FIG. 4 is a schematic top view of the vertical energy-dissipating shock-insulating tensile support of the present invention;
FIG. 5 is a schematic cross-sectional view of a horizontal self-resetting seismic isolation tensile support of the present invention;
FIG. 6 is a top view of eight vertical energy-dissipating shock-insulating tensile supports in the embodiment of the utility model;
FIG. 7 is a top view of four vertical energy-dissipating seismic-isolation tensile supports in the embodiment of the utility model.
In the figure: 1. a tensile support structure; 11. a vertical tensile shock insulation support; 12. a horizontal self-resetting shock-insulation tensile support; 111. an upper connecting plate; 112. an upper end plate; 113. welding seams; 114. an inner barrel; 115. a high-strength bolt; 116. an outer cylinder; 117. a high-strength spring; 118. a first SMA strand; 119. a lower end plate; 120. a rectangular friction hole; 121. adjusting a valve; 122. an upper end plate of the shock insulation support; 123. a laminated rubber support; 124. a second SMA strand; 125. and a lower connecting plate of the shock insulation support.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a novel from tensile isolation bearing that restores to throne, includes tensile bearing structure 1, tensile bearing structure 1 sets up between the basal layer and the structural layer of engineering structure system, and isolation tensile bearing structure 1 includes vertical tensile isolation bearing 11 and level from the tensile bearing 12 of restoring to throne, and vertical tensile isolation bearing 11 and level are from the end plate and the bolted connection on it of restoring to throne isolation tensile bearing 12.
Referring to fig. 2-4, the present invention provides a technical solution: a novel self-resetting tensile isolation bearing comprises an isolation tensile bearing structure 1, wherein the isolation tensile bearing structure 1 comprises a vertical tensile isolation bearing 11 and a horizontal self-resetting isolation tensile bearing 12, the vertical tensile isolation bearing 11 comprises an upper connecting plate 111, an upper end plate 112, an inner cylinder 114, an outer cylinder 116, a first SMA stranded wire 118, a high-strength spring 117 and a lower end plate 119, four symmetrical and vertically arranged rectangular friction holes 120 are formed in the inner cylinder 114, and the inner cylinder 114 is connected with the outer cylinder 116 through a high-strength bolt 115 to form a steel guide cylinder; the inner cylinder 114 and the outer cylinder 116 are connected with an upper end plate 112 and a lower end plate 119 through welding seams 113, the upper end plate 112 is connected with an upper connecting plate 111 through bolts, and a vertical tensile shock-insulation support 1 is formed; the bottom of the inner cylinder 114 and the lower end plate 119 are connected by a first SMA wire 118 to provide a vertical pulling force.
In this embodiment, both the outer surface of the inner barrel 114 and the inner surface of the outer barrel 116 are coated with a high damping material to provide damping when the inner barrel 114 and the outer barrel 116 slide relative to each other.
Referring to fig. 5, the present invention provides a technical solution: the utility model provides a novel from restoring to throne tensile isolation bearing, includes isolation tensile bearing structure 1, isolation tensile bearing structure 1 includes that vertical tensile isolation bearing 11 and level are from restoring to throne isolation tensile bearing 12, and the level is to including governing valve 121, isolation bearing upper end plate 122, stromatolite rubber support 123, second SMA stranded wire 124, isolation bearing lower connecting plate 125 from restoring to throne isolation tensile bearing 12, and isolation bearing upper end plate 122, isolation bearing lower connecting plate 125 parallel arrangement have stromatolite rubber support 123 between it.
In this embodiment, the adjusting valve 121 is fixed on the upper portion of the upper end plate 122 of the vibration isolation support, the laminated rubber support 123 is provided with a connecting hole, and the second SMA stranded wire 124 passes through the connecting hole and is wound and fixed on the upper end plate 122 of the vibration isolation support and the lower connecting plate 125 of the vibration isolation support. The second SMA strand 124 may be pre-tensioned by the adjusting valve 122 to prevent the SAM strand 124 on one side from being tensioned when the upper and lower end plates (the upper end plate 122 of the seismic isolation bearing and the lower connecting plate 125 of the seismic isolation bearing) of the bearing are horizontally displaced, and the second SMA strand 124 on the other side from being loosened, and at the same time, the second SMA strand 124 provides self-resetting capability.
In this embodiment, the laminated rubber mount 123 is formed by alternately laminating thin rubber layers and thin steel sheets, and is fixed between the upper isolation mount end plate 122 and the lower isolation mount connecting plate 125 by high-temperature, pressurization and vulcanization.
Referring to fig. 6, fig. 6 is a top view of a preferred combination of eight vertical tensile isolated mounts 11 and one horizontal self-resetting isolated tensile mount 12 according to the present invention.
Referring to fig. 7, fig. 7 is a top view of a preferred combination of four vertical tensile isolated supports 11 and one horizontal self-resetting isolated tensile support 1 according to the present invention.
In the above embodiment, the parameters and the number of the vertical energy-consuming shock-insulating tensile support 11 are determined according to the actual structure so as to meet the requirements of horizontal resetting, three-dimensional shock insulation and vertical tensile performance.
In the above embodiment, when the upper and lower steel plates of the laminated rubber bearing 123 are displaced horizontally relative to each other, the SMA stranded wire will deform along with the deformation of the bearing, so as to provide restoring force and damping, so that the upper and lower steel plates of the bearing can be automatically reset when the horizontal displacement occurs, and the requirements of resetting of the horizontal displacement, three-way shock insulation and vertical tensile resistance can be met.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The novel self-resetting three-dimensional shock-insulation tensile support is characterized by comprising a tensile support structure (1), wherein the tensile support structure (1) is arranged between a foundation layer and a structural layer of an engineering structural system, the shock-insulation tensile support structure (1) comprises a vertical tensile shock-insulation support (11) and a horizontal self-resetting shock-insulation tensile support (12), the vertical tensile shock-insulation support (11) comprises an upper connecting plate (111), an upper end plate (112), an inner cylinder (114), an outer cylinder (116), a first SMA stranded wire (118), a high-strength spring (117) and a lower end plate (119), four symmetrical and vertically arranged rectangular friction holes (120) are formed in the inner cylinder (114), and the inner cylinder (114) is connected with the outer cylinder (116) through a high-strength bolt (115) to form a steel guide cylinder; the inner cylinder (114) and the outer cylinder (116) are connected with an upper end plate (112) and a lower end plate (119) through welding seams (113), the upper end plate (112) is connected with an upper connecting plate (111) through bolts, and a vertical tensile shock insulation support (11) is formed; the bottom of the inner cylinder (114) and the lower end plate (119) are connected through a first SMA stranded wire (118) to provide vertical tension.
2. The novel self-resetting three-dimensional shock-insulation tensile support as claimed in claim 1, wherein: the horizontal self-resetting shock-insulation tensile support (12) comprises an adjusting valve (121), a shock-insulation support upper end plate (122), a laminated rubber support (123), a second SMA stranded wire (124) and a shock-insulation support lower connecting plate (125), wherein the shock-insulation support upper end plate (122) and the shock-insulation support lower connecting plate (125) are arranged in parallel, and the laminated rubber support (123) is connected between the shock-insulation support upper end plate and the shock-insulation support lower connecting plate; the adjusting valve (121) is fixed to the upper portion of an upper end plate (122) of the vibration isolation support, a connecting hole is formed in the laminated rubber support (123), and the second SMA stranded wire (124) penetrates through the connecting hole and is wound and fixed to the upper end plate (122) of the vibration isolation support and a lower connecting plate (125) of the vibration isolation support.
3. The novel self-resetting three-dimensional shock-insulation tensile support as claimed in claim 2, wherein: the laminated rubber support (123) is formed by alternately laminating a thin rubber layer and a thin steel plate layer and is fixed between an upper end plate (122) of the vibration isolation support and a lower connecting plate (125) of the vibration isolation support through high-temperature, pressurization and vulcanization.
4. The novel self-resetting three-dimensional shock-insulation tensile support according to claim 1, characterized in that: the outer surface of the inner cylinder (114) and the inner surface of the outer cylinder (116) are coated with a high damping material to provide damping when the inner cylinder (114) and the outer cylinder (116) slide relative to each other.
5. The novel self-resetting three-dimensional shock-insulation tensile support as claimed in claim 1, wherein: the shock insulation tensile support structure (1) is connected to the upper portion and the lower portion of the structural layer through an upper connecting plate (111) and a lower connecting plate (125).
Priority Applications (1)
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CN202121761660.3U CN216475687U (en) | 2021-07-30 | 2021-07-30 | Novel self-resetting three-dimensional shock-insulation tensile support |
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CN202121761660.3U CN216475687U (en) | 2021-07-30 | 2021-07-30 | Novel self-resetting three-dimensional shock-insulation tensile support |
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Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |
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