CN102535331A - Sealing structure for railway bridge end - Google Patents
Sealing structure for railway bridge end Download PDFInfo
- Publication number
- CN102535331A CN102535331A CN2010105820761A CN201010582076A CN102535331A CN 102535331 A CN102535331 A CN 102535331A CN 2010105820761 A CN2010105820761 A CN 2010105820761A CN 201010582076 A CN201010582076 A CN 201010582076A CN 102535331 A CN102535331 A CN 102535331A
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- China
- Prior art keywords
- shaped steel
- joint strip
- sealing joint
- hermetically
- contiguous block
- 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.)
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- 238000007789 sealing Methods 0.000 title claims abstract description 50
- 229910000831 Steel Inorganic materials 0.000 claims description 58
- 239000010959 steel Substances 0.000 claims description 58
- 238000010276 construction Methods 0.000 claims description 12
- 229910000746 Structural steel Inorganic materials 0.000 abstract 5
- 238000003780 insertion Methods 0.000 description 9
- 230000037431 insertion Effects 0.000 description 9
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 235000010599 Verbascum thapsus Nutrition 0.000 description 1
- 244000178289 Verbascum thapsus Species 0.000 description 1
- 230000009286 beneficial effect Effects 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
- 239000000203 mixture Substances 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 239000012945 sealing adhesive Substances 0.000 description 1
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- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a sealing structure for a railway bridge end, which comprises a sealing rubber strip (1), upper structural steel (2) and lower structural steel (3). The upper structural steel (2) and the lower structural steel (3) are combined to form a connection cavity (4), the lower structural steel (3) is connected with an anchor bar (5), and two sides of the sealing rubber strip (1) are provided with connection blocks (1a) which are inserted into the connection cavity (4). The sealing structure for the railway bridge end is simple, convenient to assemble, disassemble and install and particularly used for dismounting and replacing the sealing rubber strip in a ballasted track and a ballastless track.
Description
Technical field
The invention belongs to the railroad bridge technical field, relate to a kind of hermetically-sealed construction that is used for the railroad bridge beam-ends concretely.
Background technology
In the construction of railroad bridge; Owing to bridge beam body phenomenons such as the beam body elongates or shortens can occur in reason such as expanded with heat and contract with cold; So between bridge beam body and beam body, leave certain slit; Usually increase displacement and the water-tight that stretching device adapts to beam body beam-ends in the end of bridge, do not receive the etch of rainwater with protection beam body substructure.
The railroad bridge stretching device is the important link between the railroad bridge beam-ends, and the flexible water resistance that reaches in bridge beam body end is played an important role, and its quality and water resistance will directly influence the durability of bed rearrangement bridge.
At present; The railway stretching device that domestic High-speed Railway Bridges is used mainly contains the little displacement railway stretching device and the big displacement railway stretching device such as TSSF800, TSSF720 of the single seam formula of TSSF30～TSSF160; The sealing joint strip of the little displacement railway stretching device of single seam formula all is in the shaped steel of the top embedding stretching device of stretching device; Like Fig. 6,7,8, shown in 9: sealing joint strip 10 is progressively inserted in shaped steel 11 connection chambers by restriction, the sealing joint strip 10 of the sealing means of self and shaped steel 11 structures from top to bottom; Form the purpose that interference fit reaches sealing with shaped steel; When this structure applies to ballastless track beam shrinkage joint and ballasted track beam shrinkage joint, for the replacing trouble very of sealing joint strip because as shown in Figure 4 be II template 13 like the rail bed of ballastless track on beam body 9; Just need when adopting original stretching device structure to change sealing joint strip earlier II template 13 to be pulled down and could be changed, the dismounting of II template 13 bothers very much.In addition; As shown in Figure 2 usually at a pair of II template 13 of the alternate layout of beam body; Distance at beam body horizontal direction is longer; End if do not adopt like Fig. 6,7,8, the mode inserted from top to bottom shown in 9 from the bridge lateral direction penetrates, and entire length is long to receive resistance bigger owing to penetrate, sealing joint strip penetrate the very difficulty that will become.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structure, when guaranteeing beam body stretching device sealing effectiveness, change the hermetically-sealed construction that conveniently is used for railway beam seam for its sealing joint strip.
Technical scheme of the present invention is following:
A kind of hermetically-sealed construction that is used for the railroad bridge beam-ends, sealing structure comprise sealing joint strip, go up shaped steel and shaped steel down, and the said shaped steel of going up combines the formation connection chamber with play shaped steel, said under shaped steel be connected with dowel; Said sealing joint strip both sides have contiguous block, and this contiguous block inserts in the said connection chamber.
Adopt said structure; Can realize the mode that sealing joint strip inserts from the connection chamber side; Crucial also being owing to have certain length along the bridge lateral direction; And if sealing joint strip will be big more from the longer frictional resistance that receives of insertion entire length of side, be alternate layout like the said II template of background at horizontal direction, the zone of not arranging the II template is not restricted and has the space of insertion; To go up the form of structure that shaped steel adopts the multistage combination like this; To not cover simultaneously and will reduce the length that sealing joint strip inserts from the side after the last shaped steel dismounting in II template zone greatly and can realize directly inserting from the end of the II template area of coverage, realization need not dismantled the II template and just can be inserted sealing joint strip from the side, makes that simultaneously the insertion of sealing joint strip is easier.
Said contiguous block upper surface has deep-slotted chip breaker, this deep-slotted chip breaker and said on be provided with between the shaped steel inwall and compress pipe.
This structure can " be liberated " contiguous block and insert suffered resistance; The insertion that is contiguous block does not directly just form interference fit; And can compress contiguous block through the insertion that compresses pipe so that have suitable gap between contiguous block and the connection chamber, make contiguous block outer rim and connection chamber contact zone fit tightly; Realize the interference fit of sealing fully, and it is more smooth and have certain rigidity it inserts and combines characteristics of claim 1 can be easier to compress tube-surface.And have suitable gap (when contiguous block inserts connection chamber) between contiguous block and the connection chamber, make that the insertion of sealing joint strip is easier.
The said pipe that compresses is selected pvc pipe for use.
Pvc pipe is as the material of routine, and cost is low, and its performance is particularly useful for this structure, and the pvc pipe outer wall cooperates with deep-slotted chip breaker to make and inserts easily and prevent to insert sideslip.
The said shaped steel of going up passes through screw with following shaped steel.
Said dowel is welded on the said shaped steel down, and wherein said dowel is waveform or directly follows closely the shape structure.
The inner chamber of the outer rim of said contiguous block and said shaped steel down forms interference fit.
Beneficial effect: the present invention is simple in structure, dismounting is easy for installation, be particularly useful for the dismounting and the replacing of the sealing joint strip in ballasted track and the ballastless track.
Description of drawings
The present invention will explain through example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 structural representation of the present invention;
Fig. 2 is the lateral arrangement figure of II template at Liang Tishang;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the B-B sectional view of Fig. 2;
Fig. 5 is the sectional view of last shaped steel and the combination of following shaped steel;
Fig. 6 is original stretching device scheme of installation in the background technology;
Fig. 7 is the installation original state figure of original sealing joint strip;
Fig. 8 is the installation process state diagram of original sealing joint strip;
Fig. 9 is the installation state diagram of original sealing joint strip.
The specific embodiment
Like Fig. 1,2,3,4, shown in 5: a kind of hermetically-sealed construction that is used for the railroad bridge beam-ends, sealing structure comprise sealing joint strip 1, go up shaped steel 2 and shaped steel 3 down, and the said shaped steel 2 of going up combines formation connection chamber 4 with play shaped steel 3, said under shaped steel 3 be connected with dowel 5; Said sealing joint strip 1 both sides have contiguous block 1a, and this contiguous block 1a inserts in the said connection chamber 4.
Adopt said structure; Can realize the mode that sealing joint strip inserts from the connection chamber side; Crucial also being owing to have certain length along the bridge lateral direction; And if sealing joint strip will be big more from the longer frictional resistance that receives of insertion entire length of side; Is alternate layout like the said II template of background at horizontal direction; The zone of not arranging the II template is not restricted and has the space of insertion; To go up the form of structure (shown in Fig. 2, being made up of for five sections C, D, E, F, G) that shaped steel adopts the multistage combination like this, will not cover simultaneously and will reduce the length that sealing joint strip inserts from the side after the last shaped steel dismounting of II template zone (three sections of C, E, G) greatly and can realize directly inserting from the end of the II template area of coverage, realization need not dismantled the II template and just can be inserted sealing joint strip from the side and make that simultaneously the insertion of sealing joint strip is easier.
Said contiguous block 1a upper surface has deep-slotted chip breaker, this deep-slotted chip breaker and said on be provided with between shaped steel 2 inwalls and compress pipe 7.
The said pipe 7 that compresses is selected pvc pipe for use.
The said shaped steel 2 of going up is fixed through screw 6 with following shaped steel 3.
Said dowel 5 is welded on the said shaped steel 3 down, and wherein said dowel 4 is for waveform or directly follow closely the shape structure.
The inner chamber of the outer rim of said contiguous block 1a and said shaped steel 3 down forms interference fit.
The concrete mounting means of this programme is: go up shaped steel 2 and be fixed on through dowel 5 symmetries on the beam body 9 of beam seam both sides, last shaped steel 2 is fixed on down and forms connection chamber 4 on the shaped steel 3, and connection chamber 4 openings of beam seam both sides are inside in opposite directions.Take off the last shaped steel of three sections of C, E, G when need changing sealing joint strip, extract out successively and compress pipe 7 and sealing joint strip, pipe 7 is inserted and compressed to the novel sealing adhesive tape make and compress pipe 7 and sealing joint strip and connection chamber formation tight fit.
1, go up shaped steel and divide multistage to manufacture, following shaped steel is an integral body.
2, shaped steel divides upward shaped steel and following shaped steel two part compositions, and last shaped steel becomes C shape section with following shaped steel, and the shape chamber opening in the shaped steel is inner small and outside big taper surface up and down, and anchor rib becomes wave or nail shape; The part that sealing joint strip embeds in the shaped steel has deep-slotted chip breaker, and sealing joint strip shaped steel is outer partly to become band or box section.
3, when sealing joint strip when mounted; Last shaped steel with II template both sides takes off earlier; Again sealing joint strip is penetrated in the shaped steel from II template side, again the pvc pipe under the II template is inserted in the shaped steel after sealing joint strip puts in place, with screw upper impression beyond the II template and pvc pipe are in place at last.
4, become interference fit between shaped steel, pvc pipe and the sealing joint strip, guaranteed the water-tight performance of stretching device.
Claims (6)
1. hermetically-sealed construction that is used for the railroad bridge beam-ends; It is characterized in that: the sealing structure comprises sealing joint strip (1), upward shaped steel (2) reaches shaped steel (3) down; The said shaped steel (2) of going up combines to form connection chamber (4) with following shaped steel (3), said shaped steel (3) down is connected with dowel (5); Said sealing joint strip (1) both sides have contiguous block (1a), and this contiguous block (1a) inserts in the said connection chamber (4).
2. a kind of hermetically-sealed construction that is used for the railroad bridge beam-ends according to claim 1 is characterized in that: said contiguous block (1a) upper surface has deep-slotted chip breaker, this deep-slotted chip breaker and said on be provided with between shaped steel (2) inwall and compress pipe (7).
3. a kind of hermetically-sealed construction that is used for the railroad bridge beam-ends according to claim 2 is characterized in that: the said pipe (7) that compresses is selected pvc pipe for use.
4. according to claim 1,2 or 3 described a kind of hermetically-sealed constructions that are used for the railroad bridge beam-ends, it is characterized in that: the said shaped steel (2) of going up is fixed through screw (6) with following shaped steel (3).
5. according to claim 1,2 or 3 described a kind of hermetically-sealed constructions that are used for the railroad bridge beam-ends, it is characterized in that: said dowel (5) is welded on the said shaped steel (3) down, and wherein said dowel (4) is straight nail shape or wavy shaped configuration.
6. according to claim 1,2 or 3 described a kind of hermetically-sealed constructions that are used for the railroad bridge beam-ends, it is characterized in that: the inner chamber of the outer rim of said contiguous block (1a) and said shaped steel (3) down forms interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010582076.1A CN102535331B (en) | 2010-12-10 | 2010-12-10 | Sealing structure for railway bridge end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010582076.1A CN102535331B (en) | 2010-12-10 | 2010-12-10 | Sealing structure for railway bridge end |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102535331A true CN102535331A (en) | 2012-07-04 |
| CN102535331B CN102535331B (en) | 2014-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010582076.1A Active CN102535331B (en) | 2010-12-10 | 2010-12-10 | Sealing structure for railway bridge end |
Country Status (1)
| Country | Link |
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| CN (1) | CN102535331B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979035A (en) * | 2013-01-05 | 2013-03-20 | 中国铁道科学研究院铁道建筑研究所 | Bridge expansion joint with variable-rigidity clamping end |
| CN105317004A (en) * | 2015-11-27 | 2016-02-10 | 齐一鸣 | Detachable buckling and pressing type sealing rubber belt bridge expansion device |
| CN105525628A (en) * | 2015-12-30 | 2016-04-27 | 中国市政工程华北设计研究总院有限公司 | Tube corridor connector sealing device |
| CN109778688A (en) * | 2018-10-25 | 2019-05-21 | 中交第二公路勘察设计研究院有限公司 | A kind of gapless expansion gap device |
| CN110409626A (en) * | 2019-07-24 | 2019-11-05 | 中国十七冶集团有限公司 | A kind of pre-buried hanging ring and installation process method |
| CN113931018A (en) * | 2021-10-27 | 2022-01-14 | 中铁第四勘察设计院集团有限公司 | Straddle type single-rail track beam transition buffering device |
Citations (6)
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| CN2644488Y (en) * | 2003-08-18 | 2004-09-29 | 徐斌 | Water stop structure of bridge expansion joint |
| KR100594502B1 (en) * | 2006-01-12 | 2006-06-30 | 안영기 | Safety diagnosis apparatus for elasticity connection part of bridge |
| CN200971473Y (en) * | 2006-07-21 | 2007-11-07 | 成都市新筑路桥机械股份有限公司 | Railway bridge expansion device |
| KR100920157B1 (en) * | 2009-04-07 | 2009-10-06 | 주식회사 예경산업개발 | Expansion joint for railroad bridge and contruction method thereof |
| CN201502032U (en) * | 2009-03-05 | 2010-06-09 | 铁道第三勘察设计院集团有限公司 | Railway bridge expansion device with extrusion seal structure |
| 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 |
-
2010
- 2010-12-10 CN CN201010582076.1A patent/CN102535331B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2644488Y (en) * | 2003-08-18 | 2004-09-29 | 徐斌 | Water stop structure of bridge expansion joint |
| KR100594502B1 (en) * | 2006-01-12 | 2006-06-30 | 안영기 | Safety diagnosis apparatus for elasticity connection part of bridge |
| CN200971473Y (en) * | 2006-07-21 | 2007-11-07 | 成都市新筑路桥机械股份有限公司 | Railway bridge expansion device |
| CN201502032U (en) * | 2009-03-05 | 2010-06-09 | 铁道第三勘察设计院集团有限公司 | Railway bridge expansion device with extrusion seal structure |
| KR100920157B1 (en) * | 2009-04-07 | 2009-10-06 | 주식회사 예경산업개발 | Expansion joint for railroad bridge and contruction method thereof |
| 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 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102979035A (en) * | 2013-01-05 | 2013-03-20 | 中国铁道科学研究院铁道建筑研究所 | Bridge expansion joint with variable-rigidity clamping end |
| CN105317004A (en) * | 2015-11-27 | 2016-02-10 | 齐一鸣 | Detachable buckling and pressing type sealing rubber belt bridge expansion device |
| CN105317004B (en) * | 2015-11-27 | 2017-08-11 | 齐一鸣 | Detachable attaching type caulking gum band bridge extension joint |
| CN105525628A (en) * | 2015-12-30 | 2016-04-27 | 中国市政工程华北设计研究总院有限公司 | Tube corridor connector sealing device |
| CN105525628B (en) * | 2015-12-30 | 2017-10-27 | 中国市政工程华北设计研究总院有限公司 | A kind of piping lane interface sealing device |
| CN109778688A (en) * | 2018-10-25 | 2019-05-21 | 中交第二公路勘察设计研究院有限公司 | A kind of gapless expansion gap device |
| CN110409626A (en) * | 2019-07-24 | 2019-11-05 | 中国十七冶集团有限公司 | A kind of pre-buried hanging ring and installation process method |
| CN113931018A (en) * | 2021-10-27 | 2022-01-14 | 中铁第四勘察设计院集团有限公司 | Straddle type single-rail track beam transition buffering device |
| CN113931018B (en) * | 2021-10-27 | 2024-02-20 | 中铁第四勘察设计院集团有限公司 | Straddle type monorail track beam transition buffer device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102535331B (en) | 2014-10-15 |
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Effective date of registration: 20240122 Address after: 611400 No. 799, hope road, Wujin street, Xinjin District, Chengdu, Sichuan (Industrial Park) Patentee after: Chengdu Xinzhu Transportation Technology Co.,Ltd. Country or region after: China Address before: 611430 Xinjin Industrial Park, Sichuan, Chengdu Patentee before: CHENGDU XINZHU ROAD & BRIDGE MACHINERY Co.,Ltd. Country or region before: China |