CN103966949A - High-damping shock absorption and isolation support - Google Patents
High-damping shock absorption and isolation support Download PDFInfo
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- CN103966949A CN103966949A CN201410211939.2A CN201410211939A CN103966949A CN 103966949 A CN103966949 A CN 103966949A CN 201410211939 A CN201410211939 A CN 201410211939A CN 103966949 A CN103966949 A CN 103966949A
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- steel plate
- damping shock
- isolating pedestal
- shock isolating
- plug tenon
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Abstract
The invention discloses a high-damping shock absorption and isolation support which comprises a support upper steel plate, a support body and a support lower steel plate. The support body comprises a rubber body, a top steel plate, stiffening steel plates and a bottom steel plate, a plurality of layers of stiffening steel plates are arranged in the rubber body in a clamped mode, the top steel plate is fixedly arranged on the top face of the rubber body, the bottom steel plate is fixedly arranged on the bottom face of the rubber body, a plurality of inserting holes are formed in the support body in the vertical direction, each inserting hole at least penetrates through the top steel plate, the rubber body and the stiffening steel plates, an inserting tenon is detachably inserted in each inserting hole, the position, corresponding to the place between the adjacent stiffening steel plates, of each inserting tenon is arranged to be a weak portion used for bearing the set horizontal shear force namely being broken off. The high-damping shock absorption and isolation support is adjustable in rigidity, and can perform classification cutting off, meets the requirement of horizontal shear force resistance for different bridges on site, and the rigidity of the support can be conveniently and rapidly adjusted.
Description
Technical field
The technical field that the present invention relates to bridge pad design, relates in particular to a kind of high-damping shock isolating pedestal.
Background technology
Bearing refers to the weight in order to supporting container or equipment, and makes its support unit that is fixed on certain position, vibration and seismic (seismal need to bear operation time.In bridge construction, the requirement of the normal service loads such as bridge pad should satisfied temperature, brake force, concrete shrinkage and creep, also will meet the requirement of the incidental loads such as earthquake, wherein, comprises vertical load and horizontal shear force effect.Subtracting in the technical field of shock insulation at bridge, is to adopt vibration absorption and isolation support than being easier to realize with effective shock-dampening method, as shock absorption and insulation rubber support and lead for retractable pencil vibration absorption and isolation support.Shock absorption and insulation rubber support has enough vertical rigidities to bear vertical load, and the pressure of superstructure can be passed to pier reliably; There is good elasticity to rotate to adapt to beam-ends; There is shear strain significantly to meet the horizontal movement of superstructure.The decapacitation of lead for retractable pencil vibration absorption and isolation support is born outside the gravity and horizontal force of works, and the plastic strain of the hysteresis damping that lead for retractable pencil produces can also absorb energy, and can provide horizontal restoring force by rubber.
But, be directed to different bridges to subtracting the different demands of shock insulation, often need to customize different vibration absorption and isolation supports, the horizontal shear force can bear of same vibration absorption and isolation support, in the time dispatching from the factory, just determine, be to carry out further regulating to the demand of different bridges at the scene, the scope of application is very limited.
Therefore, it is adjustable that the applicant is devoted to develop a kind of rigidity always, can carry out the high-damping shock isolating pedestal of classification cut-out, and realizing at the scene can be for the anti-horizontal shear force demand of different bridges, the goal of the invention easily rigidity of bearing being regulated.
Summary of the invention
Because the above-mentioned deficiency of prior art, the present invention proposes a kind of rigidity adjustable, can carry out the high-damping shock isolating pedestal of classification cut-out, realizing at the scene can be for the anti-horizontal shear force demand of different bridges, the goal of the invention easily rigidity of bearing being regulated.
For achieving the above object, the invention provides a kind of high-damping shock isolating pedestal, comprise bearing upper steel plate, prop up seat body and bearing lower steel plate, described seat body comprises rubber bodies, top steel plate, put more energy into steel plate and end steel plate, in described rubber bodies, be folded with the steel plate of putting more energy into described in multilayer, described top steel plate is fixedly installed on the end face of described rubber bodies, steel plate of the described end is fixedly installed on the bottom surface of described rubber bodies, described bearing upper steel plate is removably disposed in the end face of described top steel plate by connector, described bearing lower steel plate is removably disposed in the bottom surface of steel plate of the described end by connector, on the vertical direction of described seat body, offer some jacks, described in each, jack at least runs through described top steel plate, rubber bodies and the steel plate of putting more energy into, dismountable plug tenon that is inserted with respectively in jack described in each, the position of putting more energy between steel plate described in corresponding adjacent on described plug tenon is arranged in use in and is subject to setting the weak part that horizontal shear force fractures.
Preferably, described plug tenon is metal bar, offers otch and form described weak part on described plug tenon.
Preferably, described jack does not run through steel plate of the described end, and described plug tenon is plugged in described jack, and the lower surface of described plug tenon is connected on the end face of steel plate of the described end.
Preferably, described in each jack run through described top steel plate, rubber bodies, put more energy into steel plate and end steel plate.
Preferably, described connector is connecting bolt.
Preferably, in four of described bearing upper steel plate corner positions, be respectively arranged with a upper connecting hole for being connected with upper pre-embedded steel slab.
Preferably, in four of described bearing lower steel plate corner positions, be respectively arranged with a lower connecting hole for being connected with lower pre-embedded steel slab.
Preferably, described top steel plate, rubber bodies, put more energy into steel plate and end steel plate are integrated sulfidization molding structure.
High-damping shock isolating pedestal of the present invention has following beneficial effect:
1) high-damping shock isolating pedestal of the present invention is by plug the plug tenon of different-stiffness and quantity on seat body be adjustable and set the limit of the horizontal shear force that bearing can bear.
2) high-damping shock isolating pedestal of the present invention by arranging weak part on corresponding position of putting more energy between steel plate described in adjacent on described plug tenon, the put more energy into effect of steel plate of bound rubber body and multilayer, weak part on plug tenon diverse location is bearing under the effect of different horizontal shear forces, can realize classification and cut off.
3) high-damping shock isolating pedestal of the present invention arranges jack and plug tenon dexterously, plug tenon can detachably arrange easily, can be at the scene for the demand of the anti-horizontal shear force of different bridges, by dismounting undersetting upper steel plate, expose jack, technician can regulate quantity and the position of plug tenon very easily as required.
4) the present invention adopts metal bar to use as plug tenon, can meet preferably the object of anti-horizontal shear force, utilizes the way of offering otch on metal bar to form described weak part simultaneously, simple in structure effective, and easy to process, and adjustable range is wider.
5) described jack of the present invention does not run through steel plate of the described end, and the lower surface of described plug tenon is connected on the end face of steel plate of the described end, can further facilitate plugging of plug tenon.
Below with reference to accompanying drawing, the technique effect of design of the present invention, concrete structure and generation is described further, to understand fully object of the present invention, feature and effect.
Brief description of the drawings
Fig. 1 is the top view of specific embodiment high-damping shock isolating pedestal.
Fig. 2 is the A-A generalized section of Fig. 1.
Fig. 3 is the turn clockwise schematic diagram of 90 ° of the B-B cross-section structure of Fig. 1.
Fig. 4 is the STRUCTURE DECOMPOSITION schematic diagram of specific embodiment high-damping shock isolating pedestal.
Fig. 5 is the plug tenon structural representation of specific embodiment.
Fig. 6 is the use state reference map of specific embodiment high-damping shock isolating pedestal.
Detailed description of the invention
As Figure 1-3, a kind of high-damping shock isolating pedestal of the present embodiment, comprises bearing upper steel plate 1, seat body 2 and bearing lower steel plate 3.As shown in Figure 4, a seat body 2 of the present embodiment comprises rubber bodies 4, top steel plate 5, put more energy into steel plate 6 and end steel plate 7, in rubber bodies 4, be folded with the six layers of steel plate 6 of putting more energy into, top steel plate 5 is fixedly installed on the end face of rubber bodies 4, end steel plate 7 is fixedly installed on the bottom surface of rubber bodies 4, bearing upper steel plate 1 is removably disposed in the end face of top steel plate 5 by connecting bolt, bearing lower steel plate 3 is removably disposed in the bottom surface of end steel plate 7 by connecting bolt.
As shown in Figure 1, the present embodiment offers ten jacks 8 on the vertical direction of a seat body 2.As shown in Figure 2 and Figure 4, each jack 8 from top to bottom runs through top steel plate 5, rubber bodies 4 and the steel plate 6 of putting more energy into successively, and at the interior dismountable plug tenon 9 that is inserted with respectively of each jack 8.As shown in Figure 4, on plug tenon 9, corresponding adjacent position of putting more energy between steel plate 6 is arranged in use in and is subject to setting the weak part 10 that horizontal shear force fractures.
As shown in Figure 5, the plug tenon 9 of the present embodiment is metal bar, and on plug tenon 9, offers annular incision formation weak part 10, and on each plug tenon of the present embodiment, the position of corresponding 6 layers of steel plate adjacent segment of putting more energy into as shown in Figure 4, offers 5 weak parts 10.Wherein, can adjust as required as quantity, the degree of depth and the width position of annular incision of weak part, metal bar specifically can be selected lead rod, iron staff or aluminium bar etc.
As shown in Figure 2 and Figure 4, the jack 8 of the present embodiment does not run through end steel plate 7, and plug tenon 9 is plugged in jack 8, and the lower surface of plug tenon 9 is connected on the end face of end steel plate 7, further facilitates plugging of plug tenon 9.
As shown in Figure 2, Figure 3 and Figure 4, the top steel plate 5 of the present embodiment, rubber bodies 4, put more energy into steel plate 6 and end steel plate 7 are integrated sulfidization molding structure, reserve the position of jack 8 in forming process.
As shown in Fig. 1 and Fig. 6, in four corner positions of the bearing upper steel plate 1 of the present embodiment, be respectively arranged with a upper connecting hole 12 for being connected with upper pre-embedded steel slab 11, in four corner positions of bearing lower steel plate 3, be respectively arranged with a lower connecting hole 14 for being connected with lower pre-embedded steel slab 13.
Certainly, in other specific embodiments, the quantity of jack and position can carry out prefabricated according to actual needs, the form of the weak part of plug tenon can be also the otch of other shapes or adopt other modes to arrange, can under the horizontal shear force of setting, fracture, repeat no more herein.
The high-damping shock isolating pedestal of the present embodiment, can be according to the subtracting shock insulation and need to regulate of different bridges before installing and using, while being especially applied in the bridge construction that anti-horizontal shear force has higher requirements.Exemplary, the applicable cases of the high-damping shock isolating pedestal of the present embodiment is as follows:
Before high-damping shock isolating pedestal is installed to bridge construction, the bearing upper steel plate 1 of high-damping shock isolating pedestal under technician can dismantle in erecting bed, the quantity, position and the type that are plugged in the plug tenon 9 in jack 8 are carried out to specific aim adjustment, select the plug tenon of the horizontal shear force design use of realistic bridge demand to arrange, then bearing upper steel plate 1 is reinstalled on top steel plate 5 and installed.
As shown in Figure 6, high-damping shock isolating pedestal is installed between the upper pre-embedded steel slab 11 and lower pre-embedded steel slab 13 of bridge, by being set at the upper connecting hole 12 of 1 four corner positions of bearing upper steel plate, connecting bolt and upper pre-embedded steel slab 11 be connected and fixed, by connecting bolt being set at the lower connecting hole 14 of 3 four corner positions of bearing lower steel plate and lower pre-embedded steel slab 13 is connected and fixed.
Meet with the horizontal shear force of the generations such as earthquake during at bridge, high-damping shock isolating pedestal utilizes 9 points of plug tenons multistage to resist different horizontal shear forces, avoid bearing in the time meeting with less horizontal shear force, to occur the defect of larger horizontal movement, effectively raise the rigidity of bearing, and it is adjustable to realize setting of rigidity.The high-damping shock isolating pedestal of the present embodiment is in the time that experience horizontal shear force is equal to or greater than plug tenon 9 weak parts setting horizontal shear force, plug tenon 9 will fracture in its corresponding weak part 10, fracture and be out of shape consumption level shearing force with rubber bodies 4 with plug tenon 9, horizontal shear force occurs in the difference of different rubber bodies and puts more energy between steel plate, correspondence acts on this place's weak part, do not affect the work of other weak parts of plug tenon, realized classification cutting function, extended the application life of bearing.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just can design according to the present invention make many modifications and variations without creative work.Therefore, all technician in the art, all should be in by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (8)
1. a high-damping shock isolating pedestal, comprise bearing upper steel plate, seat body and bearing lower steel plate, it is characterized in that: described seat body comprises rubber bodies, top steel plate, put more energy into steel plate and end steel plate, in described rubber bodies, be folded with the steel plate of putting more energy into described in multilayer, described top steel plate is fixedly installed on the end face of described rubber bodies, steel plate of the described end is fixedly installed on the bottom surface of described rubber bodies, described bearing upper steel plate is removably disposed in the end face of described top steel plate by connector, described bearing lower steel plate is removably disposed in the bottom surface of steel plate of the described end by connector; On the vertical direction of described seat body, offer some jacks, described in each, jack at least runs through described top steel plate, rubber bodies and the steel plate of putting more energy into, dismountable plug tenon that is inserted with respectively in jack described in each, the position of putting more energy between steel plate described in corresponding adjacent on described plug tenon is arranged in use in and is subject to setting the weak part that horizontal shear force fractures.
2. high-damping shock isolating pedestal as claimed in claim 1, is characterized in that: described plug tenon is metal bar, offers otch and form described weak part on described plug tenon.
3. high-damping shock isolating pedestal as claimed in claim 1, is characterized in that: described jack does not run through steel plate of the described end, described plug tenon is plugged in described jack, and the lower surface of described plug tenon is connected on the end face of steel plate of the described end.
4. high-damping shock isolating pedestal as claimed in claim 1, is characterized in that: described in each jack run through described top steel plate, rubber bodies, put more energy into steel plate and end steel plate.
5. high-damping shock isolating pedestal as claimed in claim 1, is characterized in that: described connector is connecting bolt.
6. high-damping shock isolating pedestal as claimed in claim 1, is characterized in that: in four corner positions of described bearing upper steel plate, be respectively arranged with a upper connecting hole for being connected with upper pre-embedded steel slab.
7. the high-damping shock isolating pedestal as described in claim 1 or 6, is characterized in that: in four corner positions of described bearing lower steel plate, be respectively arranged with a lower connecting hole for being connected with lower pre-embedded steel slab.
8. the high-damping shock isolating pedestal as described in claim 1-4 any one, is characterized in that: described top steel plate, rubber bodies, put more energy into steel plate and end steel plate are integrated sulfidization molding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410211939.2A CN103966949B (en) | 2014-05-20 | 2014-05-20 | High-damping shock isolating pedestal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410211939.2A CN103966949B (en) | 2014-05-20 | 2014-05-20 | High-damping shock isolating pedestal |
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| CN103966949A true CN103966949A (en) | 2014-08-06 |
| CN103966949B CN103966949B (en) | 2015-10-07 |
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| CN201410211939.2A Active CN103966949B (en) | 2014-05-20 | 2014-05-20 | High-damping shock isolating pedestal |
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Cited By (7)
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| CN105545343A (en) * | 2016-01-11 | 2016-05-04 | 枣庄万硕矿用设备制造有限公司 | Crush-resistant and anti-deformation underground roadway air door |
| CN105696459A (en) * | 2016-03-23 | 2016-06-22 | 四川翔晖路桥工程有限公司 | Positive direction variable-rigidity laminated rubber bearing |
| CN107542178A (en) * | 2017-10-11 | 2018-01-05 | 无锡圣丰建筑新材料有限公司 | square rubber support |
| CN107975658A (en) * | 2017-12-13 | 2018-05-01 | 苏州海德新材料科技股份有限公司 | Equipment mounting structure, compounded shock isolating pedestal and its stiffness tuning method |
| CN110637125A (en) * | 2015-01-24 | 2019-12-31 | 郝苏 | Connecting device for quickly assembling structural units and simultaneously providing anti-seismic and stable combination |
| CN112681550A (en) * | 2020-12-18 | 2021-04-20 | 福建江夏学院 | Beam column structure for assembled building anti-seismic support |
| CN113883198A (en) * | 2021-09-26 | 2022-01-04 | 株洲时代瑞唯减振装备有限公司 | Rigidity adjusting method and vulcanization method of concave hole elastic cushion |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110637125A (en) * | 2015-01-24 | 2019-12-31 | 郝苏 | Connecting device for quickly assembling structural units and simultaneously providing anti-seismic and stable combination |
| CN105545343A (en) * | 2016-01-11 | 2016-05-04 | 枣庄万硕矿用设备制造有限公司 | Crush-resistant and anti-deformation underground roadway air door |
| CN105696459A (en) * | 2016-03-23 | 2016-06-22 | 四川翔晖路桥工程有限公司 | Positive direction variable-rigidity laminated rubber bearing |
| CN107542178A (en) * | 2017-10-11 | 2018-01-05 | 无锡圣丰建筑新材料有限公司 | square rubber support |
| CN107975658A (en) * | 2017-12-13 | 2018-05-01 | 苏州海德新材料科技股份有限公司 | Equipment mounting structure, compounded shock isolating pedestal and its stiffness tuning method |
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| CN112681550A (en) * | 2020-12-18 | 2021-04-20 | 福建江夏学院 | Beam column structure for assembled building anti-seismic support |
| CN113883198A (en) * | 2021-09-26 | 2022-01-04 | 株洲时代瑞唯减振装备有限公司 | Rigidity adjusting method and vulcanization method of concave hole elastic cushion |
| CN113883198B (en) * | 2021-09-26 | 2023-03-24 | 株洲时代瑞唯减振装备有限公司 | Vulcanization method of shrinkage pool elastic cushion |
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| CN103966949B (en) | 2015-10-07 |
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Address after: 200011 Tibet South Road, Shanghai, No. 1170, No. Co-patentee after: Shanghai Tong Qiao bridge engineering Science and Technology Ltd. Patentee after: Shanghai urban construction design & Research Institute (Group) Co., Ltd. Address before: 200011 Tibet South Road, Shanghai, No. 1170, No. Co-patentee before: Shanghai Tong Qiao bridge engineering Science and Technology Ltd. Patentee before: Shanghai Urban Construction Design & Research Institute |
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