CN111074759A - Fixed self-sealing anti-extrusion basin-shaped rubber support - Google Patents
Fixed self-sealing anti-extrusion basin-shaped rubber support Download PDFInfo
- Publication number
- CN111074759A CN111074759A CN201911401229.5A CN201911401229A CN111074759A CN 111074759 A CN111074759 A CN 111074759A CN 201911401229 A CN201911401229 A CN 201911401229A CN 111074759 A CN111074759 A CN 111074759A
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- China
- Prior art keywords
- ring
- basin
- rubber
- plate
- seat plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 37
- 238000001125 extrusion Methods 0.000 title claims abstract description 9
- 239000000463 material Substances 0.000 claims description 8
- 239000012783 reinforcing fiber Substances 0.000 claims description 4
- 229910001369 Brass Inorganic materials 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000010951 brass Substances 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 230000005489 elastic deformation Effects 0.000 claims description 2
- 239000004809 Teflon Substances 0.000 claims 1
- 229920006362 Teflon® Polymers 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 8
- 239000000428 dust Substances 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000032683 aging Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010070 extrusion (rubber) Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- E01D19/041—Elastomeric bearings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Sealing Devices (AREA)
Abstract
The invention discloses a fixed self-sealing anti-extrusion basin-type rubber support which comprises an upper base plate, a basin ring, a rubber plate, an elastic sealing ring and a lower base plate, wherein the upper base plate and the basin ring are fixedly connected through a fixing pin; the basin ring is a basin body with a downward opening, and the basin body is fixed on the lower surface of the upper seat plate through a fixing pin; the rubber plate is arranged between the basin ring and the lower seat plate, the upper concave cambered surface of the rubber plate is matched with the convex cambered surface of the basin ring, and the lower cambered surface is matched with the upper concave cambered surface of the lower seat plate; the contact position among the rubber plate, the basin ring and the lower seat plate is provided with a wedge-shaped ring. According to the invention, the basin ring is arranged with the opening facing downwards, and the elastic sealing rings are arranged on the basin ring and the lower seat plate, so that elastic sealing can be ensured even if the support rotates, and water and dust are not easy to enter the basin ring; the rubber plate adopts the arc structure, is convenient for the rotation of the support, and the wedge-shaped ring is arranged at the rotating position of the lower seat plate and the basin ring, so that when the support rotates, the rubber of the rubber plate is prevented from being extruded, and the service life of the support is prolonged.
Description
Technical Field
The invention belongs to the field of bridge construction, and particularly relates to a fixed self-sealing extrusion-proof basin-type rubber support.
Background
The support is a functional component for connecting the main beam of the bridge and the pier. The main beam of the bridge can stretch out and draw back and rotate in the working process due to the temperature and other reasons, and the bridge support can eliminate the limitation of the bridge pier on the deformation of the main beam through a proper structure, so that the main beam can freely stretch out and draw back and rotate. The bridge support can be divided into three types according to the movement characteristics, one type is a fixed support, the support can only meet the rotation requirement of a main beam of the bridge, and the support cannot slide in the length direction and the width direction of the main beam; the second one is a one-way movable support which can limit the displacement of the main beam of the bridge along the width direction of the bridge, bear the horizontal load of the main beam and adapt to the expansion of the main beam along the length direction of the bridge besides the rotation function; and the support has a rotating function and can slide in the length direction and the width direction of the bridge. The bridge bearing can be divided into a steel bearing and a rubber bearing according to materials, the rubber bearing is mainly used at present, and a basin-type rubber bearing is one of the most common bearings.
Traditional basin formula rubber support easily causes extruding of rubber slab in the use, rotates dumb, and the basin ring mouth is upwards, easily causes basin intra-annular ponding, leads to basin ring department to corrode seriously.
Disclosure of Invention
The invention aims to provide a fixed self-sealing extrusion-proof basin-type rubber support.A basin ring is arranged with a downward opening, and an elastic sealing ring is arranged on the basin ring and a lower seat plate, so that elastic sealing can be ensured even if the support rotates, water and dust are not easy to enter the basin ring, corrosion of the basin ring and aging of a rubber plate are reduced, and the service life of the support is prolonged; the rubber slab adopts the arc structure, the rotation of the support of being convenient for, the rubber slab with down the bedplate contact surface vulcanize reinforced composite, bedplate and basin ring rotation department set up the wedge ring down, behind rubber slab rubber pressurized, rubber produces the effort to wedge ring inclined plane, make inseparable and basin ring inner wall contact of wedge ring, when the support rotates, avoided rubber slab rubber to be extruded, prolonged the life of support.
The purpose of the invention can be realized by the following technical scheme:
a fixed self-sealing anti-extrusion pot-type rubber support comprises an upper base plate, a pot ring, a rubber plate, an elastic sealing ring and a lower base plate, wherein the upper base plate and the pot ring are fixedly connected through a fixing pin;
the basin ring is a basin body with a downward opening, the upper surface of the basin body is fixed on the lower surface of the upper seat plate through a fixing pin, and the opening surface of the basin body is an arc surface which is convex downwards;
the rubber plate is spherical shell-shaped, the upper surface and the lower surface of the rubber plate are both arc-shaped, the rubber plate is arranged between the basin ring and the lower seat plate, the upper concave cambered surface of the rubber plate is matched with the convex cambered surface of the basin ring, the lower cambered surface of the rubber plate is matched with the upper concave cambered surface of the lower seat plate, and the peripheral side wall of the rubber plate is abutted against the side wall of the basin opening of the basin ring;
the contact position among the rubber plate, the basin ring and the lower seat plate is provided with a wedge ring, the inclined plane of the wedge ring is in contact with the rubber plate, and the vertical surface of the wedge ring is in contact with the side wall of the basin mouth of the basin ring.
Furthermore, the lower cambered surface of the rubber plate is vulcanized with a reinforcing fiber layer, and the reinforcing fiber layer is made of nylon and carbon fiber materials.
Further, the wedge ring is made of brass or polytetrafluoroethylene materials.
Furthermore, the lower surface of the basin mouth wall of the basin ring is provided with an elastic sealing ring, the sealing ring is positioned between the spray ring and the lower seat plate, and the elastic sealing ring is in elastic deformation contact with the lower seat plate to play a sealing role.
The invention has the beneficial effects that:
the basin-type support is connected with the upper seat plate and the basin ring by the fixing pins, so that the fixing structure is simplified, and the support is convenient to process and manufacture; the basin ring is arranged with the opening facing downwards, and the basin ring and the lower seat plate are provided with the elastic sealing rings, so that elastic sealing can be ensured even if the support rotates, water and dust are not easy to enter the interior of the basin ring, corrosion of the basin ring and aging of the rubber plate are reduced, and the service life of the support is prolonged; the rubber slab adopts the arc structure, the rotation of the support of being convenient for, the rubber slab with down the bedplate contact surface vulcanize reinforced composite, bedplate and basin ring rotation department set up the wedge ring down, behind rubber slab rubber pressurized, rubber produces the effort to wedge ring inclined plane, make inseparable and basin ring inner wall contact of wedge ring, when the support rotates, avoided rubber slab rubber to be extruded, prolonged the life of support.
Drawings
The invention is described in further detail below with reference to the figures and specific embodiments.
FIG. 1 is a cross-sectional view of a fixed self-sealing anti-extrusion pot rubber support of the present invention.
Fig. 2 is a schematic structural diagram of a fixed self-sealing anti-extrusion basin-type rubber 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.
Referring to fig. 1-2, a fixed self-sealing anti-extrusion basin-type rubber support comprises an upper seat plate 1, a basin ring 3, a rubber plate 4, an elastic sealing ring 6 and a lower seat plate 7, wherein the upper seat plate 1 and the basin ring 3 are fixedly connected through a fixing pin 2, specifically, the basin ring 3 is a basin body with a downward opening, the lower surface of the basin body is fixed on the lower surface of the upper seat plate 1 through the fixing pin 3, and the opening surface of the basin body is an arc-shaped surface protruding downwards; the rubber plate 4 is spherical shell-shaped, the upper surface and the lower surface are both arc-shaped, the rubber plate 4 is arranged between the basin ring 3 and the lower seat plate 7, the upper concave arc surface of the rubber plate 4 is matched with the convex arc surface of the basin ring 3, the lower arc surface is matched with the upper concave arc surface of the lower seat plate 7, the rotation of the basin-shaped support is facilitated, the peripheral side wall of the rubber plate 4 is abutted against the side wall of the basin mouth of the basin ring 3, preferably, the lower arc surface of the rubber plate 4 is vulcanized with a reinforced fiber layer 4-1, the reinforced fiber layer 4-1 can be made of materials such as nylon, carbon fiber and the like, and the phenomenon that the rubber of the rubber plate 4 is extruded when; a wedge-shaped ring 5 is arranged at the contact position among the rubber plate 4, the basin ring 3 and the lower seat plate 7, the section of the wedge-shaped ring 5 along the vertical direction is wedge-shaped, the inclined plane of the wedge-shaped ring 5 is in contact with the rubber plate 4, the vertical plane of the wedge-shaped ring 5 is in contact with the basin mouth side wall of the basin ring 3, the rubber plate 4 is acted on the inclined plane of the wedge-shaped ring 5 by an extrusion force generated by pressure, the vertical plane is tightly pressed with the basin mouth side wall of the basin ring 3 by component force, and the rubber extrusion damage of the rubber plate 4 is avoided; preferably, the wedge-shaped ring 5 is made of wear-resistant materials such as brass or polytetrafluoroethylene, and the service life can be prolonged;
preferably, the lower surface of the basin mouth wall of the basin ring 3 is provided with an elastic sealing ring 6, the elastic sealing ring 6 is positioned between the spray ring 3 and the lower seat plate 7, and the elastic sealing ring 6 is elastically deformed and contacted with the lower seat plate 7 to play a role in sealing so as to prevent water and dust from entering the interior of the basin ring 3;
the fixing pin of the fixed basin-type support is connected with the upper seat plate and the basin ring, so that the fixed structural form is simplified, and the support is convenient to process and manufacture; the basin ring is arranged with the opening facing downwards, and the basin ring and the lower seat plate are provided with the elastic sealing rings, so that elastic sealing can be ensured even if the support rotates, water and dust are not easy to enter the interior of the basin ring, corrosion of the basin ring and aging of the rubber plate are reduced, and the service life of the support is prolonged; the rubber slab adopts the arc structure, the rotation of the support of being convenient for, the rubber slab with down the bedplate contact surface vulcanize reinforced composite, bedplate and basin ring rotation department set up the wedge ring down, behind rubber slab rubber pressurized, rubber produces the effort to wedge ring inclined plane, make inseparable and basin ring inner wall contact of wedge ring, when the support rotates, avoided rubber slab rubber to be extruded, prolonged the life of support.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the accompanying claims.
Claims (4)
1. A fixed self-sealing anti-extrusion pot-type rubber support is characterized by comprising an upper seat plate (1), a pot ring (3), a rubber plate (4), an elastic sealing ring (6) and a lower seat plate (7), wherein the upper seat plate (1) and the pot ring (3) are fixedly connected through a fixing pin (2);
the basin ring (3) is a basin body with a downward opening, the upper surface of the basin body is fixed on the lower surface of the upper seat plate (1) through a fixing pin (3), and the opening surface of the basin body is an arc surface which is convex downwards;
the rubber plate (4) is spherical shell-shaped, the upper surface and the lower surface of the rubber plate are both arc-shaped, the rubber plate (4) is arranged between the basin ring (3) and the lower seat plate (7), the upper concave cambered surface of the rubber plate (4) is matched with the convex cambered surface of the basin ring (3), the lower cambered surface is matched with the upper concave cambered surface of the lower seat plate (7), and the peripheral side wall of the rubber plate (4) is abutted to the side wall of the basin mouth of the basin ring (3);
the contact position among the rubber plate (4), the basin ring (3) and the lower seat plate (7) is provided with a wedge ring (5), the inclined plane of the wedge ring (5) is in contact with the rubber plate (4), and the vertical plane of the wedge ring (5) is in contact with the side wall of the basin mouth of the basin ring (3).
2. The fixed self-sealing extrusion-proof pot-type rubber support according to claim 1, wherein a reinforcing fiber layer (4-1) is vulcanized on the lower cambered surface of the rubber plate (4), and the reinforcing fiber layer (4-1) is made of nylon or carbon fiber materials.
3. A fixed self-sealing extrusion-proof pot rubber support as claimed in claim 1, wherein the wedge ring (5) is made of brass or teflon.
4. The fixed self-sealing extrusion-proof pot-type rubber support according to claim 1, wherein an elastic sealing ring (6) is arranged on the lower surface of the pot mouth wall of the pot ring (3), the elastic sealing ring (6) is positioned between the spray ring (3) and the lower seat plate (7), and the elastic sealing ring (6) is in elastic deformation contact with the lower seat plate (7) to achieve a sealing effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911401229.5A CN111074759A (en) | 2019-12-30 | 2019-12-30 | Fixed self-sealing anti-extrusion basin-shaped rubber support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911401229.5A CN111074759A (en) | 2019-12-30 | 2019-12-30 | Fixed self-sealing anti-extrusion basin-shaped rubber support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111074759A true CN111074759A (en) | 2020-04-28 |
Family
ID=70320152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911401229.5A Pending CN111074759A (en) | 2019-12-30 | 2019-12-30 | Fixed self-sealing anti-extrusion basin-shaped rubber support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111074759A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855046A (en) * | 2020-08-20 | 2020-10-30 | 安徽尚德科技有限公司 | Optical fiber force measurement monitoring system |
| CN111996907A (en) * | 2020-07-21 | 2020-11-27 | 湖南道达宇科技有限公司 | Inverted L-shaped sealing ring |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000178921A (en) * | 1998-12-17 | 2000-06-27 | Nkk Corp | Closed structure of closed rubber bearing plate bearing |
| KR200262486Y1 (en) * | 2001-09-22 | 2002-03-18 | 주식회사 케이.알 | Spherical bridge bearing |
| CN2700388Y (en) * | 2004-03-18 | 2005-05-18 | 衡水宝力工程橡胶有限公司 | Waterproof shock absorbing tensile bearing |
| CN200992678Y (en) * | 2006-12-15 | 2007-12-19 | 武汉艾尔格桥梁新技术开发有限公司 | Basin type rubber seat |
| CN201574351U (en) * | 2009-12-30 | 2010-09-08 | 衡水宝力工程橡胶有限公司 | Pot-type rubber support |
| WO2011088603A1 (en) * | 2010-01-20 | 2011-07-28 | 中交第一公路勘察设计研究院有限公司 | Seismic isolation bearing with non-linear dampers |
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| CN104074132A (en) * | 2014-07-16 | 2014-10-01 | 衡水健达工程橡胶有限公司 | Tensile spherical support |
| CN204676411U (en) * | 2015-04-27 | 2015-09-30 | 衡水鑫盛达新材料科技有限公司 | A kind of enhancing neoprene bearing |
| CN106192735A (en) * | 2016-07-18 | 2016-12-07 | 深圳市市政设计研究院有限公司 | Pot rubber bearing, intelligence bearing and bearing monitoring system |
| CN206385451U (en) * | 2016-11-25 | 2017-08-08 | 柏嘉建设集团有限公司 | A kind of combining structure pot bearing |
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-
2019
- 2019-12-30 CN CN201911401229.5A patent/CN111074759A/en active Pending
Patent Citations (12)
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|---|---|---|---|---|
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| KR200262486Y1 (en) * | 2001-09-22 | 2002-03-18 | 주식회사 케이.알 | Spherical bridge bearing |
| CN2700388Y (en) * | 2004-03-18 | 2005-05-18 | 衡水宝力工程橡胶有限公司 | Waterproof shock absorbing tensile bearing |
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| WO2011088603A1 (en) * | 2010-01-20 | 2011-07-28 | 中交第一公路勘察设计研究院有限公司 | Seismic isolation bearing with non-linear dampers |
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| CN104074132A (en) * | 2014-07-16 | 2014-10-01 | 衡水健达工程橡胶有限公司 | Tensile spherical support |
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| CN206385451U (en) * | 2016-11-25 | 2017-08-08 | 柏嘉建设集团有限公司 | A kind of combining structure pot bearing |
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Non-Patent Citations (1)
| Title |
|---|
| 刘新等: "大坝施工栈桥设计", 30 April 1996, 黄河水利出版社, pages: 262 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111996907A (en) * | 2020-07-21 | 2020-11-27 | 湖南道达宇科技有限公司 | Inverted L-shaped sealing ring |
| CN111855046A (en) * | 2020-08-20 | 2020-10-30 | 安徽尚德科技有限公司 | Optical fiber force measurement monitoring system |
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