CN108797331A - A kind of water-tight device suitable for Existing Railway Line bridge expanssion joint - Google Patents
A kind of water-tight device suitable for Existing Railway Line bridge expanssion joint Download PDFInfo
- Publication number
- CN108797331A CN108797331A CN201810872463.5A CN201810872463A CN108797331A CN 108797331 A CN108797331 A CN 108797331A CN 201810872463 A CN201810872463 A CN 201810872463A CN 108797331 A CN108797331 A CN 108797331A
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- China
- Prior art keywords
- water
- cavity
- proximate matter
- engaging lug
- briquetting
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000004873 anchoring Methods 0.000 claims abstract description 32
- 238000003825 pressing Methods 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- E01D19/06—Arrangement, construction or bridging of expansion joints
Abstract
The invention discloses a kind of water-tight devices suitable for Existing Railway Line bridge expanssion joint, are related to bridge extension joint field.The water-tight device includes anchor bar, anchoring proximate matter, water proof rubber band, anchoring proximate matter is symmetrically set in adjacent bridge end and is fixedly connected with anchor bar, it is connected with water proof rubber band between symmetrically arranged anchoring proximate matter, the inside for anchoring proximate matter has cavity, the opening of cavity is C-shaped, and briquetting and pressing plate are equipped in cavity；Water proof rubber band includes two engaging lug bands in outside and the extrusome set on two engaging lug interbands, and two engaging lug band logicals cross briquetting and pressing plate is fixed in cavity and forms sealing structure with anchoring proximate matter.The water proof rubber band dilatation of the water-tight device is adaptable, and sealing performance is good, and chucking power is high, not easily to fall off, convenient maintenance and replacement extends the service life of bridge expanssion joint, existing maintenance of expansion joint replacement cost is reduced, the service life at beam-ends expansion joint is improved.
Description
Technical field
The present invention relates to bridge extension joint fields, and in particular to a kind of suitable for the anti-of Existing Railway Line bridge expanssion joint
Water installations.
Background technology
In the elevation such as Figure of description of existing Existing Railway Line bridge expanssion joint shown in Fig. 2, porous type waterproof
Chucking power between rubber strip and anchoring proximate matter is smaller, and porous type water proof rubber band adapt to the ability of beam-ends gap variation compared with
It is weak, when beam gap becomes larger, the deformability of porous type water proof rubber band is had exceeded, and because chucking power is smaller, and waterproof rubber
Ponding dust stratification above adhesive tape, porous type water proof rubber band easily fall off out of anchoring proximate matter cavity, cause beam-ends leak.It is former porous
Type water proof rubber band connection ear lower part is not easy to see whether to be caught in anchoring cavity slot, and when engaging lug band top is installed from side
It is not easy to fill in, the expansion joint especially below track plates, less easy to operation and installation is in place, and there are difficult to install, easily productions
It is raw that phenomenon not in place is installed.
Therefore, it is necessary to be improved the water-tight device at existing both wired non-fragment orbit expansion joint, it is desirable to without removing
The anchoring proximate matter at former expansion joint continues to use fixedly connected part of the former anchoring proximate matter as water-tight device, to solve existing wader
Setting middle water proof rubber, with dilatation adaptability, poor, poor sealing performance, chucking power are low, repair and replace troublesome defect.
Invention content
In order to overcome above-mentioned technical problem, the purpose of the present invention is to provide one kind to stretch suitable for Existing Railway Line bridge
Contract the water-tight device stitched, and the water proof rubber band dilatation of the water-tight device is adaptable, and sealing performance is good, and chucking power increases
Height, not easily to fall off, convenient maintenance and replacement extend the service life of bridge expanssion joint, reduce existing maintenance of expansion joint and replace
Cost further improves the service life at beam-ends expansion joint.
The purpose of the present invention can be achieved through the following technical solutions：
The present invention provides a kind of water-tight devices suitable for Existing Railway Line bridge expanssion joint, including anchor bar, anchor
Curable type material, water proof rubber band, the anchoring proximate matter are symmetrically set in adjacent bridge end and are fixedly connected with anchor bar, symmetrically
Water proof rubber band is connected between the anchoring proximate matter of setting, the inside of the anchoring proximate matter has cavity, and the opening of cavity is C-shaped,
Briquetting and pressing plate are equipped in cavity；The water proof rubber band include outside two engaging lug bands and be set to two engaging lug interbands
Extrusome, described two engaging lug band logicals cross briquetting and pressing plate is fixed in cavity and form sealing structure with anchoring proximate matter.
The top surface of the engaging lug band is provided with concave arc, and bottom surface and side are arc-shaped；The bottom surface and side of arc and cavity
It cooperates.
The upper surface of the pressing plate is plane, and lower surface is equipped with protrusion, and the protrusion is matched with the concave arc of engaging lug band.
The top surface of the briquetting is arc and is matched with cavity that the lateral surface of briquetting is equipped with convenient for squeezing and heading into briquetting
Groove.
The engaging lug band is equipped with through the deformation hole of engaging lug band.
Beneficial effects of the present invention：
(1) water-tight device suitable for Existing Railway Line bridge expanssion joint of the invention, on existing water-tight device basis
On be improved, by designing compatible briquetting and pressing plate, by water proof rubber band close installation in anchoring proximate matter, improve
The dilatation adaptability of water proof rubber band, sealing performance is good, and chucking power increases, not easily to fall off, and water proof rubber band is tieed up
It is convenient to repair replacement, extends the service life of bridge expanssion joint, reduces existing maintenance of expansion joint replacement cost, further increase
The service life at beam-ends expansion joint.
(2) when water proof rubber band needs replacing, briquetting, pressing plate and water proof rubber band only need to be removed successively, operated
It is simple and fast, it is convenient for the operation and implementation of construction site.
(3) bottom surface of the water proof rubber with arc and side cooperate with cavity, and the protrusion of pressing plate is recessed with engaging lug band
Arc matches, and the top surface of briquetting is arc and is matched with cavity, water proof rubber band, pressing plate, fixture block mutually closely connection and with
Anchor the cavity connection of proximate matter so that chucking power is high, and sealing performance is good.
(4) groove of briquetting lateral surface setting, is facilitated and is acted in groove using special tooling, is applied and anchoring proximate matter
The power of opening direction negative direction fixes water proof rubber band so that the installation of water proof rubber band is replaced more convenient.
Description of the drawings
The present invention will be further described below with reference to the drawings.
Fig. 1 is the assembling structure schematic diagram of the water-tight device suitable for Existing Railway Line bridge expanssion joint of the present invention；
Fig. 2 is the elevation of existing Existing Railway Line bridge expanssion joint；
Fig. 3 is the structural schematic diagram for anchoring proximate matter；
Fig. 4 is the structural schematic diagram of briquetting；
Fig. 5 is the structural schematic diagram of pressing plate；
Fig. 6 is the structural schematic diagram of water proof rubber band；
Fig. 7 is that the first step assembly of the water-tight device suitable for Existing Railway Line bridge expanssion joint described in embodiment 2 is shown
It is intended to；
Fig. 8 is that the second step assembly of the water-tight device suitable for Existing Railway Line bridge expanssion joint described in embodiment 2 is shown
It is intended to.
In figure：1, anchor bar, 2, anchoring proximate matter, 3, briquetting, 4, pressing plate, 5, water proof rubber band, 6, bridge end,
21, cavity, 31, groove, 41, protrusion, 51, engaging lug band, 52, extrusome, 53, concave arc, 54, deformation hole.
Specific implementation mode
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, all other embodiment that those of ordinary skill in the art are obtained without creative efforts, all
Belong to the scope of protection of the invention.
Embodiment 1
As shown in Fig. 1, Fig. 3-6, a kind of water-tight device suitable for Existing Railway Line bridge expanssion joint of the present embodiment, packet
Include anchor bar 1, anchoring proximate matter 2, water proof rubber band 5, anchoring proximate matter 2 be symmetrically set in adjacent bridge end 6 and with anchoring steel
Muscle 1 is fixedly connected, and water proof rubber band 5 is arranged between symmetrically arranged anchoring proximate matter 2.The inside for anchoring proximate matter 2 has cavity 21, type
The opening of chamber 21 is C-shaped, and briquetting 3 and pressing plate 4 are equipped in cavity 21.Water proof rubber band 5 includes two engaging lug bands 51 in outside
And the extrusome 52 between two engaging lug bands 51, two engaging lug bands 51 are fixed on by briquetting 3 and pressing plate 4 in cavity 21
And form sealing structure with anchoring proximate matter 2.Specifically, the top surface of engaging lug band 51 is provided with concave arc 53, and bottom surface and side are in arc
Shape, bottom surface and side and the cavity 21 of arc cooperate.The upper surface of pressing plate 4 is plane, and lower surface is equipped with protrusion 41, protrusion
41 match with the concave arc 53 of engaging lug band.The top surface of briquetting 3 is arc and is matched with cavity 21 that the lateral surface of briquetting 3 is set
Have convenient for squeezing and heading into the groove 31 of briquetting.Engaging lug band 51 is equipped with through the deformation hole 54 of engaging lug band.
This is suitable for the water-tight device of Existing Railway Line bridge expanssion joint, by designing compatible briquetting 3 and pressing plate 4,
It by 5 close installation of water proof rubber band or replaces in anchoring proximate matter 2, improves the dilatation adaptability of water proof rubber band,
Sealing performance is good, and chucking power increases, not easily to fall off, extends the service life of bridge expanssion joint.
Embodiment 2
The water-tight device suitable for Existing Railway Line bridge expanssion joint of embodiment 1, specific installation process are as follows：Wherein,
Fig. 7 is the first step assembling schematic diagram of water-tight device；Fig. 8 is the second step assembling schematic diagram of water-tight device, and Fig. 1 is water-tight device
Schematic diagram after the completion of assembly.
The first step：Cleaning anchoring proximate matter cavity 21, the engaging lug band 51 of water proof rubber band 5 is filled in into cavity 21, then put
Enter pressing plate 4, the protrusion 41 of pressing plate 4 coordinates with the concave arc 53 of engaging lug band 5；
Second step：Briquetting 3 is rotated, top resists the top of cavity 21, and arc transition area and 4 upper surface of pressing plate of lower part connect
It touches；
Third walks：It is acted on using special tooling in the groove 31 of 3 side of briquetting, it is opposite to apply cavity 21 opening direction
Power, 51 compressive deformation of engaging lug band, briquetting 3 are headed into anchoring proximate matter 1, pressing plate 4 and engaging lug band 51 are compressed, to make waterproof
Rubber strip 5 is tightly connected, as shown in Figure 1 after the completion of assembly.
When water proof rubber band 5 needs replacing, briquetting 3, pressing plate 4 and water proof rubber band 5 only need to be removed successively, operated
It is simple and fast, it is convenient for the operation and implementation of construction site.
Above content is only to structure of the invention example and explanation, affiliated those skilled in the art couple
Described specific embodiment does various modifications or additions or substitutes by a similar method, without departing from invention
Structure or beyond the scope defined by this claim, is within the scope of protection of the invention.
Claims (5)
1. a kind of water-tight device suitable for Existing Railway Line bridge expanssion joint, including it is anchor bar (1), anchoring proximate matter (2), anti-
Water rubber strip (5), the anchoring proximate matter (2) are symmetrically set in adjacent bridge end (6) and are fixedly connected with anchor bar (1),
It is connected with water proof rubber band (5) between symmetrically arranged anchoring proximate matter (2), which is characterized in that the inside tool of the anchoring proximate matter (2)
There is cavity (21), the opening of cavity (21) is C-shaped, and briquetting (3) and pressing plate (4) are equipped in cavity (21)；The water proof rubber band
(5) two engaging lug bands (51) for including outside and the extrusome (52) between two engaging lug bands (51), described two companies
Lug band (51) is fixed in cavity (21) by briquetting (3) and pressing plate (4) and forms sealing structure with anchoring proximate matter (2).
2. the water-tight device according to claim 1 suitable for Existing Railway Line bridge expanssion joint, which is characterized in that described
The top surface of engaging lug band (51) is provided with concave arc (53), and bottom surface and side are arc-shaped；The bottom surface and side of arc and cavity (21)
It cooperates.
3. the water-tight device according to claim 1 or 2 suitable for Existing Railway Line bridge expanssion joint, which is characterized in that
The upper surface of the pressing plate (4) is plane, and lower surface is equipped with raised (41), the concave arc (53) of protrusion (41) and engaging lug band
It matches.
4. the water-tight device according to claim 1 suitable for Existing Railway Line bridge expanssion joint, which is characterized in that described
The top surface of briquetting (3) is arc and is matched with cavity (21) that the lateral surface of briquetting (3) is equipped with convenient for squeezing and heading into briquetting
Groove (31).
5. the water-tight device according to claim 1 suitable for Existing Railway Line bridge expanssion joint, which is characterized in that described
Engaging lug band (51) is equipped with through the deformation hole (54) of engaging lug band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810872463.5A CN108797331A (en) | 2018-08-02 | 2018-08-02 | A kind of water-tight device suitable for Existing Railway Line bridge expanssion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810872463.5A CN108797331A (en) | 2018-08-02 | 2018-08-02 | A kind of water-tight device suitable for Existing Railway Line bridge expanssion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108797331A true CN108797331A (en) | 2018-11-13 |
Family
ID=64079204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810872463.5A Pending CN108797331A (en) | 2018-08-02 | 2018-08-02 | A kind of water-tight device suitable for Existing Railway Line bridge expanssion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108797331A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3994609A (en) * | 1975-11-06 | 1976-11-30 | Acme Highway Products Corporation | Elastomeric expansion seal |
| ATA162176A (en) * | 1976-03-05 | 1979-04-15 | Etasa Ag | BRIDGING DEVICE FOR AN EXPANSION JOINT AND METHOD FOR PRODUCING SUCH A BRIDGING DEVICE |
| US4366590A (en) * | 1979-12-28 | 1983-01-04 | Waldemar Koster | Expansion joint |
| US4447172A (en) * | 1982-03-18 | 1984-05-08 | Structural Accessories, Inc. | Roadway expansion joint and seal |
| US4746129A (en) * | 1987-09-14 | 1988-05-24 | Puccio Guy S | Expansion joint strip seal |
| CN200967926Y (en) * | 2006-11-17 | 2007-10-31 | 魏新胜 | Special way bridge telescoping device for railway transport of passengers |
| CN201924276U (en) * | 2010-12-10 | 2011-08-10 | 成都市新筑路桥机械股份有限公司 | Sealing structure for railway bridge end |
| CN102787556A (en) * | 2012-08-31 | 2012-11-21 | 中铁二院工程集团有限责任公司 | Changeable retractor device for railroad bridge |
| CN203229866U (en) * | 2013-03-12 | 2013-10-09 | 中铁二院工程集团有限责任公司 | Mechanical arm for installing elastic locking strip of bridge expansion device |
| CN207244444U (en) * | 2017-10-06 | 2018-04-17 | 衡水中铁建工程橡胶有限责任公司 | A kind of bridge expanssion joint waterproof sealing structure and its expansion gap device |
-
2018
- 2018-08-02 CN CN201810872463.5A patent/CN108797331A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3994609A (en) * | 1975-11-06 | 1976-11-30 | Acme Highway Products Corporation | Elastomeric expansion seal |
| ATA162176A (en) * | 1976-03-05 | 1979-04-15 | Etasa Ag | BRIDGING DEVICE FOR AN EXPANSION JOINT AND METHOD FOR PRODUCING SUCH A BRIDGING DEVICE |
| US4366590A (en) * | 1979-12-28 | 1983-01-04 | Waldemar Koster | Expansion joint |
| US4447172A (en) * | 1982-03-18 | 1984-05-08 | Structural Accessories, Inc. | Roadway expansion joint and seal |
| US4746129A (en) * | 1987-09-14 | 1988-05-24 | Puccio Guy S | Expansion joint strip seal |
| CN200967926Y (en) * | 2006-11-17 | 2007-10-31 | 魏新胜 | Special way bridge telescoping device for railway transport of passengers |
| CN201924276U (en) * | 2010-12-10 | 2011-08-10 | 成都市新筑路桥机械股份有限公司 | Sealing structure for railway bridge end |
| CN102787556A (en) * | 2012-08-31 | 2012-11-21 | 中铁二院工程集团有限责任公司 | Changeable retractor device for railroad bridge |
| CN203229866U (en) * | 2013-03-12 | 2013-10-09 | 中铁二院工程集团有限责任公司 | Mechanical arm for installing elastic locking strip of bridge expansion device |
| CN207244444U (en) * | 2017-10-06 | 2018-04-17 | 衡水中铁建工程橡胶有限责任公司 | A kind of bridge expanssion joint waterproof sealing structure and its expansion gap device |
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