CN110820548A - Basin type rubber support with excellent anti-seismic effect - Google Patents
Basin type rubber support with excellent anti-seismic effect Download PDFInfo
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- CN110820548A CN110820548A CN201911208104.0A CN201911208104A CN110820548A CN 110820548 A CN110820548 A CN 110820548A CN 201911208104 A CN201911208104 A CN 201911208104A CN 110820548 A CN110820548 A CN 110820548A
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- seismic
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- protective cover
- pot
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
- E01D19/042—Mechanical bearings
- E01D19/047—Pot bearings
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Abstract
The invention discloses a pot type rubber support with excellent anti-seismic effect, which comprises an upper cover plate fixedly arranged on a bridge and a lower bottom plate fixedly arranged on a bridge pier, wherein a protective cover mounting assembly is fixedly welded at the bottom of the upper cover plate, a pot type base is fixedly welded on the surface of the lower bottom plate, and the protective cover mounting assembly is hermetically arranged above the pot type base; according to the invention, through the innovative anti-seismic groove structure design, a deformation anti-seismic space is formed in the basin-shaped base, so that the anti-seismic effect of the basin-shaped rubber support can be effectively improved.
Description
Technical Field
The invention belongs to the field of bridge installation engineering, and particularly relates to a basin-type rubber support with an excellent anti-seismic effect.
Background
The support is an important connecting structure in bridge building engineering, and is an important connecting structure for realizing an upper bridge and a lower bridge pier. According to the practical application requirements of bridge construction engineering, the support usually needs to have good performances of earthquake resistance and installation strength, and can adapt to multidirectional deformation acting force from bridge engineering.
Particularly, the support mainly includes basin formula rubber support and ball formula support according to structural classification, wherein, the characteristics of basin formula rubber support mainly reflect: the installation volume is small, light in weight, but the basin type rubber support has the defect of poor anti-seismic effect all the time, and the bridge engineering scene suitable for application of the basin type rubber support is greatly limited.
For this reason, the applicant has sought to solve the technical problems of the conventional pot rubber mount.
Disclosure of Invention
In view of this, the invention aims to provide a pot-type rubber support with an excellent anti-seismic effect, wherein a deformation anti-seismic space is formed in a pot-type base through an innovative anti-seismic groove structure design, so that the anti-seismic effect of the pot-type rubber support can be effectively improved.
The technical scheme adopted by the invention is as follows:
the utility model provides a benzvalene form rubber support with excellent antidetonation effect, includes upper cover plate and the lower plate of fixed mounting on the pier of fixed mounting on the bridge, upper cover plate bottom fixed welding protective cover installation component, lower plate fixed welding benzvalene form base, protective cover installation component sealing installation is in benzvalene form base top, wherein, interior week from the bottom up of benzvalene form base is pressure equipment antidetonation rubber slab and supporting steel plate in proper order, supporting steel plate with be equipped with the polytetrafluoroethylene board between the protective cover installation component, just supporting steel plate bottom and/or side are equipped with the antidetonation groove, the antidetonation groove with antidetonation rubber slab and/or form deformation antidetonation space between the benzvalene form base.
Preferably, the antidetonation groove is including being located 1 or a plurality of interval distribution's of supporting steel plate bottom interlude semi-circular antidetonation groove, and be located respectively the rectangle antidetonation groove of supporting steel plate bottom both sides, wherein, semi-circular antidetonation groove with form interlude deformation antidetonation space between the antidetonation rubber slab, rectangle antidetonation groove with antidetonation rubber slab with form terminal surface section deformation antidetonation space between the basin formula base.
Preferably, the anti-seismic grooves comprise 1 or more semicircular anti-seismic grooves arranged in the middle section of the side surface of the support steel plate, and a base deformation anti-seismic space is formed between each semicircular anti-seismic groove and the inner periphery of the basin-shaped base; the mounting height of the upper end face of the supporting steel plate is larger than that of the upper end face of the basin-shaped base, and the mounting height of the semicircular anti-seismic groove is smaller than that of the upper end face of the basin-shaped base.
Preferably, the maximum dimension of the anti-seismic groove is in the range of 1-5 mm.
Preferably, the upper cover plate bottom is equipped with the welding spacing groove, protective cover installation component fixed welding is in go up the welding spacing inslot, just the degree of depth of going up the welding spacing groove is less than protective cover installation component's height.
Preferably, the depth range of the upper welding limiting groove is 5-8 mm.
Preferably, the lower plate is provided with a lower welding limiting groove, the base plate of the basin-shaped base is fixedly welded in the lower welding limiting groove, and the depth of the lower welding limiting groove is smaller than the height of the base plate.
Preferably, the depth range of the lower welding limiting groove is 5-8 mm.
The invention also provides a preferable protective cover mounting assembly of the basin-type rubber support, which comprises a protective cover body fixedly welded at the bottom of an upper cover plate, wherein a transition connecting plate in contact fit with the polytetrafluoroethylene plate is arranged on the inner periphery of the protective cover body, and an anti-seismic rubber piece is obtained between the protective cover body and the transition connecting plate through vulcanization process molding; the diameter of the transition connecting plate is smaller than the inner diameter of the protective cover body, the anti-seismic rubber piece adopts an anti-seismic rubber seat, the anti-seismic rubber seat comprises an integrally formed rubber sleeve and a rubber bottom plate, the rubber sleeve is in contact with the inner peripheral side face of the protective cover body, and the rubber bottom plate is located between the transition connecting plate and the inner periphery of the protective cover body.
Preferably, the inner peripheral side surface of the protective cover body is provided with 1 or more embedded grooves distributed at intervals, and the embedded grooves and the rubber sleeve are integrally embedded and matched.
Preferably, the number of the insert grooves is 2 to 4.
Preferably, the bottom of the inner periphery of the protective cover body is provided with embedded teeth, and the embedded teeth are integrally embedded and matched with the rubber bottom plate.
Preferably, the thickness of the rubber bottom plate is larger than that of the transition connecting plate, and meanwhile, the rubber bottom plate is provided with an anti-seismic rubber groove which is located on the periphery of the transition connecting plate.
Preferably, the number of the embedded teeth is 1-3, and the embedded teeth are positioned below the anti-seismic rubber groove.
The invention firstly presses and installs the anti-seismic rubber plate and the supporting steel plate in the basin-shaped base in sequence, then carries out sealing installation and connection with the basin-shaped base through the protective cover installation component to obtain the main body structure of the basin-shaped rubber support, then a deformation anti-seismic space is formed between the support steel plate positioned on the inner periphery of the basin-shaped base and the anti-seismic rubber plate and the basin-shaped base through the structural design of the anti-seismic groove, in practical construction application, the applicant surprisingly finds that the deformation anti-seismic space can obviously improve the anti-seismic effect, and the applicant finds that through analysis, when the rubber plate of the basin-shaped base, the basin-shaped base and the supporting steel plate adopt a pure sealing type press-fitting mode and are used for a long time, the rubber plate is abraded and aged, a larger installation gap is caused, and then the anti-seismic effect is obviously reduced finally, and the technical problem can be effectively solved by arranging the structure with a plurality of deformation anti-seismic spaces;
the invention particularly preferably provides a protective cover mounting assembly structure from another aspect, specifically, a transition connecting plate is arranged on the inner periphery of a protective cover body, an integrated anti-seismic rubber piece formed by a vulcanization process is arranged between the transition connecting plate and the protective cover body, the anti-seismic rubber piece is well combined with the transition connecting plate and the protective cover body, and through the verification of mounting engineering, the anti-seismic rubber piece can obviously further improve the sealing mounting effect between the protective cover mounting assembly and the basin-shaped base, so that not only can the abrasion of various steel structures and the aging of rubber plates caused by the fact that external impurities enter the basin-shaped base be avoided, but also the anti-seismic deformation resistance can be effectively improved.
Drawings
FIG. 1 is a sectional view of a pot type rubber mount 1 having an excellent anti-vibration effect according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the exploded structure of FIG. 1;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
FIG. 4 is an enlarged view of the structure at B in FIG. 1;
FIG. 5 is a cross-sectional view of a shield cover mounting assembly 30 according to an embodiment of the present application;
fig. 6 is a schematic diagram of the exploded structure of fig. 5.
Detailed Description
The embodiment of the invention discloses a pot type rubber support with an excellent anti-seismic effect, which comprises an upper cover plate fixedly arranged on a bridge and a lower bottom plate fixedly arranged on a bridge pier, wherein a protective cover mounting assembly is fixedly welded at the bottom of the upper cover plate, a pot type base is fixedly welded on the surface of the lower bottom plate, and the protective cover mounting assembly is hermetically arranged above the pot type base.
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all 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.
Please refer to fig. 1 and 2, which illustrate a basin-shaped rubber support 1 with excellent anti-seismic effect, comprising an upper cover plate 10 fixedly installed on a bridge and a lower base plate 20 fixedly installed on a bridge pier, wherein a protective cover installation component 30 is fixedly welded at the bottom of the upper cover plate 10, a basin-shaped base 40 is fixedly welded on the surface of the lower base plate 20, and the protective cover installation component 30 is hermetically installed above the basin-shaped base 40, wherein an anti-seismic rubber plate 50 and a supporting steel plate 60 are sequentially pressed on the inner periphery of the basin-shaped base 40 from bottom to top, a teflon plate 70 is arranged between the supporting steel plate 60 and the protective cover installation component 30, and anti-seismic grooves are arranged at the bottom and/or the side of the supporting steel plate 60, preferably, the maximum size range of; a deformation anti-seismic space is formed between the anti-seismic groove and the anti-seismic rubber plate 50 and/or the basin-shaped base 40;
preferably, as further shown in fig. 3 and 4, in the present embodiment, the anti-seismic grooves include 1 or more semi-circular anti-seismic grooves 81 spaced apart from each other at the middle section of the bottom of the supporting steel plate 60, and specifically, the number of the semi-circular anti-seismic grooves 81 in the present embodiment is 8; rectangular anti-seismic grooves 82 are respectively positioned at two sides of the bottom of the supporting steel plate 60, wherein a middle section deformation anti-seismic space 80a is formed between the semicircular anti-seismic groove 81 and the anti-seismic rubber plate 50, and an end section deformation anti-seismic space 80b is formed between the rectangular anti-seismic groove 82, the anti-seismic rubber plate 50 and the basin-shaped base 40; the anti-seismic grooves comprise 1 semicircular anti-seismic groove 83 which is positioned in the middle section of the side surface of the supporting steel plate 60;
in the present embodiment, a base deformation anti-seismic space is formed between the semicircular anti-seismic groove 83 and the inner periphery of the basin-shaped base 40; wherein, the mounting height of the upper end surface of the supporting steel plate 60 is greater than that of the basin-shaped base 40, and the mounting height of the semicircular anti-seismic groove 81 is less than that of the basin-shaped base 40;
preferably, in the present embodiment, the upper cover plate 10 is provided with an upper welding limiting groove 11 at the bottom, the protecting cover mounting assembly 30 is fixedly welded in the upper welding limiting groove 11, and the depth of the upper welding limiting groove 11 is smaller than the height of the protecting cover mounting assembly 30, the lower base plate 20 is provided with a lower welding limiting groove 21, the base plate 41 of the basin-shaped base 40 is fixedly welded in the lower welding limiting groove 21, and the depth of the lower welding limiting groove 21 is smaller than the height of the base plate 41; particularly preferably, in the present embodiment, the depth range of the upper welding limiting groove 11 is 5-8mm, and the depth range of the lower welding limiting groove 21 is 5-8 mm;
referring to fig. 5 and fig. 6, the invention further provides a preferable protective cover mounting assembly 30 for a basin-shaped rubber support 1, which includes a protective cover 31 fixedly welded to the bottom of an upper cover plate 10, a transition connecting plate 32 in contact fit with a teflon plate 70 is arranged on the inner periphery of the protective cover 31, and an anti-seismic rubber member is obtained between the protective cover 31 and the transition connecting plate 32 by vulcanization process molding; the diameter of the transition connecting plate 32 is smaller than the inner diameter of the protective cover 31, the anti-seismic rubber part adopts an anti-seismic rubber seat 33, the anti-seismic rubber seat 33 comprises a rubber sleeve 33a and a rubber bottom plate 33b which are integrally formed, the rubber sleeve 33a is in contact with the inner peripheral side face of the protective cover 31, and the rubber bottom plate 33b is positioned between the transition connecting plate 32 and the inner periphery of the protective cover 31;
preferably, in the present embodiment, the inner peripheral side surface of the protective cover 31 is provided with 1 or more embedded grooves 31a distributed at intervals, and the embedded grooves 31a and the rubber sleeve 33a are integrally embedded and matched; specifically, the number of the embedded grooves 31a is preferably 2 to 4, and specifically, in the present embodiment, the number of the embedded grooves 31a is 2;
preferably, in the present embodiment, the bottom portion of the inner periphery of the protective cover 31 is provided with fitting teeth 31b, and the fitting teeth 31b are fitted to the rubber bottom plate 33b integrally; the thickness of the rubber bottom plate 33b is larger than that of the transition connecting plate 32, meanwhile, the rubber bottom plate 33b is provided with an anti-seismic rubber groove 33c, and the anti-seismic rubber groove 33c is positioned on the periphery of the transition connecting plate 32; the number of the fitting teeth 31b is 1 to 3, and the fitting teeth 31b are located below the anti-seismic rubber groove 33c, specifically, in the present embodiment, the number of the fitting teeth 31b is 1;
in the embodiment, firstly, the anti-seismic rubber plate 50 and the supporting steel plate 60 are sequentially pressed in the basin-shaped base 40, then the main structure of the basin-shaped rubber support 1 is obtained by hermetically installing and connecting the protecting cover installation assembly 30 and the basin-shaped base 40, and then the anti-seismic groove is formed in the supporting steel plate 60 positioned on the inner periphery of the basin-shaped base 40, so that a deformation anti-seismic space is formed between the anti-seismic rubber plate 50 and the basin-shaped base 40, and in practical construction application, the applicant surprisingly finds that the deformation anti-seismic space can significantly improve the anti-seismic effect, and through analysis, the applicant finds that when the rubber plate 50 of the basin-shaped base 40, the basin-shaped base 40 and the supporting steel plate 60 are in a pure-sealed pressing mode, the rubber plate 50 is worn and aged for a long time, so that a larger installation gap is formed, and the anti-seismic effect is finally obviously, the technical problem can be effectively solved by arranging the structure with the plurality of deformation anti-seismic spaces;
the embodiment especially preferably provides the protective cover installation component 30 structure from another aspect, specifically, set up transition connecting plate 32 in the internal week of protective cover 31, and set up the fashioned integrative antidetonation rubber seat 33 of vulcanization technology between transition connecting plate 32 and protective cover 31, antidetonation rubber seat 33 all has good combination with transition connecting plate 32 and protective cover 31 simultaneously, through installation engineering verification, the sealed installation effect between protective cover installation component 30 and basin formula base 40 can obviously be further improved to antidetonation rubber seat 33, not only can avoid outside impurity to get into inside leading to the wearing and tearing of all kinds of steel structures and the ageing of rubber slab of basin formula base 40, simultaneously can effectively improve the resistant deformation performance of antidetonation.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a benzvalene form rubber support with excellent antidetonation effect, includes upper cover plate and the lower plate of fixed mounting on the pier of fixed mounting on the bridge, its characterized in that, the fixed welding protective cover installation component in upper cover plate bottom, lower plate fixed welding benzvalene form base, protective cover installation component sealing installation be in benzvalene form base top, wherein, interior week from the bottom up of benzvalene form base pressure equipment antidetonation rubber slab and supporting steel plate in proper order, supporting steel plate with be equipped with the polytetrafluoroethylene board between the protective cover installation component, just supporting steel plate bottom and/or side are equipped with the antidetonation groove, the antidetonation groove with antidetonation rubber slab and/or form deformation antidetonation space between the benzvalene form base.
2. The pot-type rubber support with excellent anti-seismic effect as claimed in claim 1, wherein the anti-seismic grooves comprise 1 or more semi-circular anti-seismic grooves at intervals in the middle of the bottom of the supporting steel plate, and rectangular anti-seismic grooves at two sides of the bottom of the supporting steel plate, wherein a middle section deformation anti-seismic space is formed between the semi-circular anti-seismic grooves and the anti-seismic rubber plate, and an end section deformation anti-seismic space is formed between the rectangular anti-seismic grooves and the anti-seismic rubber plate and the pot-type base.
3. The pot-type rubber support with excellent anti-seismic effect according to claim 1, wherein the anti-seismic grooves comprise 1 or more semicircular anti-seismic grooves arranged in the middle section of the side surface of the supporting steel plate, and a base deformation anti-seismic space is formed between the semicircular anti-seismic grooves and the inner periphery of the pot-type base; the mounting height of the upper end face of the supporting steel plate is larger than that of the upper end face of the basin-shaped base, and the mounting height of the semicircular anti-seismic groove is smaller than that of the upper end face of the basin-shaped base.
4. The pot rubber support having excellent anti-vibration effect according to claim 1, wherein the maximum size of the anti-vibration groove ranges from 1 to 5 mm.
5. The pot-type rubber support with excellent anti-seismic effect as claimed in claim 1, wherein the protective cover mounting assembly comprises a protective cover fixedly welded to the bottom of the upper cover plate, a transition connection plate in contact fit with the polytetrafluoroethylene plate is arranged on the inner periphery of the protective cover, and an anti-seismic rubber piece is obtained by integrally forming the protective cover and the transition connection plate through a vulcanization process.
6. The pot rubber support with excellent anti-seismic effect according to claim 5, wherein the transition connecting plate has a diameter smaller than an inner diameter of the protective cap body.
7. The pot-type rubber support with excellent anti-seismic effect as claimed in claim 1, wherein an upper welding limiting groove is formed at the bottom of the upper cover plate, the protective cover mounting assembly is fixedly welded in the upper welding limiting groove, and the depth of the upper welding limiting groove is smaller than the height of the protective cover mounting assembly.
8. The pot type rubber support with excellent anti-seismic effect according to claim 7, wherein the depth range of the upper welding limiting groove is 5-8 mm.
9. The pot-type rubber support with excellent anti-seismic effect according to claim 1, wherein the lower base plate is provided with a lower welding limiting groove, the base plate of the pot-type base is fixedly welded in the lower welding limiting groove, and the depth of the lower welding limiting groove is smaller than the height of the base plate.
10. The pot rubber support with excellent anti-seismic effect according to claim 9, wherein the depth of the lower welding limiting groove ranges from 5mm to 8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911208104.0A CN110820548A (en) | 2019-11-30 | 2019-11-30 | Basin type rubber support with excellent anti-seismic effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911208104.0A CN110820548A (en) | 2019-11-30 | 2019-11-30 | Basin type rubber support with excellent anti-seismic effect |
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| Publication Number | Publication Date |
|---|---|
| CN110820548A true CN110820548A (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911208104.0A Pending CN110820548A (en) | 2019-11-30 | 2019-11-30 | Basin type rubber support with excellent anti-seismic effect |
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| Country | Link |
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| CN (1) | CN110820548A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111321677A (en) * | 2020-04-28 | 2020-06-23 | 丁凤景 | Bridge support capable of being partially replaced and replacement method |
| CN112283350A (en) * | 2020-09-25 | 2021-01-29 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Modularized sealing system |
| CN114673075A (en) * | 2022-05-05 | 2022-06-28 | 杨帅 | Anti-seismic structure for highway bridge |
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| CN107724231A (en) * | 2017-11-15 | 2018-02-23 | 武汉理工大学 | A kind of hemisphere convex type rubber damping bearing of urban viaduct |
| CN108252204A (en) * | 2018-03-27 | 2018-07-06 | 江苏万宝桥梁构件有限公司 | A kind of pot bearing easy to install |
| CN110093853A (en) * | 2018-01-30 | 2019-08-06 | 新津腾中筑路机械有限公司 | A kind of Light Railway Bridge antidetonation pot bearing |
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| CH419211A (en) * | 1964-04-25 | 1966-08-31 | Gutehoffnungshuette Sterkrade | Plain bearings for bridges and structures |
| FR2092966A6 (en) * | 1970-04-24 | 1972-01-28 | Cipec | Sliding plastic construction supports - with low friction eg ptfe surface backed by vulcanisable elastomer |
| DE3715458A1 (en) * | 1987-05-08 | 1988-11-24 | Elaplast Gummi Und Kunststoffg | Bearing having an elastomer insert |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111321677A (en) * | 2020-04-28 | 2020-06-23 | 丁凤景 | Bridge support capable of being partially replaced and replacement method |
| CN111321677B (en) * | 2020-04-28 | 2021-09-28 | 河北宝力工程装备股份有限公司 | Bridge support capable of being partially replaced and replacement method |
| CN112283350A (en) * | 2020-09-25 | 2021-01-29 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Modularized sealing system |
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| CN114673075A (en) * | 2022-05-05 | 2022-06-28 | 杨帅 | Anti-seismic structure for highway bridge |
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Application publication date: 20200221 |