CN105040580A - Cross seam sealing steel cover plate comb tooth telescopic device for bridge and implementation method of cross seam sealing steel cover plate comb tooth telescopic device - Google Patents
Cross seam sealing steel cover plate comb tooth telescopic device for bridge and implementation method of cross seam sealing steel cover plate comb tooth telescopic device Download PDFInfo
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- CN105040580A CN105040580A CN201510385587.7A CN201510385587A CN105040580A CN 105040580 A CN105040580 A CN 105040580A CN 201510385587 A CN201510385587 A CN 201510385587A CN 105040580 A CN105040580 A CN 105040580A
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Abstract
The invention discloses a cross seam sealing steel cover plate comb tooth telescopic device for a bridge and an implementation method of the cross seam sealing steel cover plate comb tooth telescopic device. The device comprises a cross seam comb tooth cover plate, force bearing beams, positioning anchor plates, anchor spring steel plates and steel elastomers. The positioning anchor plates are distributed on the two sides of a telescopic seam and each welded to anchor reinforcing steel bars. The force bearing beams are arranged on the two sides of the telescopic seam on a bridge abutment and welded and fixed to one ends of the positioning anchor plates. The top end of the first force bearing beam is elastically fixed to the bottom face of the cross seam comb tooth cover plate. The top of the second force bearing beam movably makes contact with the bottom of the cross seam comb tooth cover plate. The steel elastomers are arranged at the two ends, in the length direction, of the bridge and fixedly connected with the first force bearing beam and the second force bearing beam respectively. The device has the advantages that the device can be safely used under various deformation effects, force transmission between beam bodies at the bridge seam is small, the steel elastomers support a waterproof structure, and the device is easy and rapid to install, convenient to maintain, economical and practical.
Description
Technical field
The present invention relates to bridge construction technical field, be specifically related to a kind of bridge and close steel deck-plate comb teeth retractor device and implementation method thereof with across seaming.
Background technology
Prior art Bridge shrinkage joint place is all provided with stretching device, some defects of these stretching devices existence all in various degree.The Maurer expansion installation used in a large number at present, its seam interior easily laying dust, card stone, jumping car is obvious; Water proof rubber easily departs from and leaks.Beam seam both sides concrete is subject to Vehicular impact because jumping car, very easily damages.
Summary of the invention
The technical problem to be solved in the present invention is, in view of the foregoing defects the prior art has, provides a kind of bridge and closes steel deck-plate comb teeth retractor device and implementation method thereof with across seaming, be installed on above shrinkage joint, not only install simple, quick, and easy to maintenance, economical and practical.
The present invention for solving the problems of the technologies described above adopted technical scheme is:
A kind of bridge closes steel deck-plate comb teeth retractor device with across seaming, comprise across seam comb cover plate, first bearing beam, second bearing beam, first location anchor slab, second location anchor slab, anchoring steel spring plate, steel bomb body, vulcanized rubber plate, described first location anchor slab, second location anchor slab is distributed in both sides, shrinkage joint respectively, first location anchor slab, second location anchor slab is welded and fixed with anchor bar respectively, described first bearing beam and the second bearing beam are arranged on abutment, first bearing beam, second bearing beam is all parallel with shrinkage joint in the both sides at shrinkage joint respectively, relative second bearing beam of first bearing beam is arranged at the direction to the car side of road, first bearing beam is located anchor slab outer end away from side, shrinkage joint and first and is welded and fixed, the top of the first bearing beam and first is welded and fixed across the bottom surface of stitching comb cover plate, second bearing beam is located anchor slab outer end away from side, shrinkage joint and second and is welded and fixed, the top planes of the second bearing beam is parallel with across stitching comb cover plate, described vulcanized rubber plate is arranged in the top planes of the second bearing beam, the top of vulcanized rubber plate with across stitching movable contact bottom comb cover plate, on described anchoring steel spring plate, plane is fixedly connected with across stitching bottom comb cover plate, anchoring steel spring plate lower plane and first is located anchor slab and is fixedly connected with, anchoring steel spring plate is positioned at the first bearing beam away from side, shrinkage joint, the deformation direction of described steel bomb body is consistent with bridge length direction, steel bomb body bridge length direction two ends respectively with the first bearing beam, second bearing beam is fixedly connected with.
By such scheme, described first location anchor slab and second locate anchor slab have at least two right.
By such scheme, described steel bomb body has multiple.
By such scheme, the cross section of described second bearing beam is L shape.
By such scheme, the shape of cross section of described steel bomb body is axisymmetric two parts, and every part is made up of two solders side at two ends and a joint face at middle part, and solder side is parallel with the first bearing beam.
By such scheme, the thickness of described vulcanized rubber plate is 2 ~ 6mm.
By such scheme, also comprise flashing member, flashing member be arranged at steel bomb body top and across stitching between comb cover plate.
By such scheme, also comprise fixed fingers plate, fixed fingers plate is fixedly connected with the concrete on abutment by expansion bolt, and the nose of comb of fixed fingers plate is engaged mutually with across the nose of comb stitching comb cover plate, and the expansion joint position of below is avoided at comb occlusion position.
The present invention has following beneficial effect:
1) this device is considered from the angle of green construction, overall structure is lightweight, about steel 80 ~ 120kg is saved than other similar-type products every meter, greatly reduce engineering cost, reduce investment outlay, in implementation process, also mitigate the labour intensity of operating personnel simultaneously, reduce security risk to a certain extent, embody the principle that people-oriented;
2) ater-casting adopts the first location anchor slab and second to locate anchor slab, changes the force environment of ater-casting, shrinkage joint concrete in the past, extends the application life of structure;
3) shrinkage joint panel have employed fixed fingers plate and across the closed steel deck-plate stitching the mutual occlusion structure of comb cover plate, improves smooth degree when driving a vehicle and comfort level, also improve the force-bearing situation of structural weak position (comb) simultaneously;
4) anchoring steel spring plate can be used safely under ensure that the various metamorphosis of this device beyond beam body dilatation, and especially when the uneven sedimentation in beam body both sides at shrinkage joint, superiority is more obvious;
5) vulcanized rubber plate has vehicle to play noise reduction cushioning effect through out-of-date up;
6) structure of steel bomb body ensure that between beam seam place beam body, power transmission is less, thus does not affect the stressed safety of beam body itself;
7) steel bomb body overcomes water proof rubber as the elastic water-proof structure that waterproof construction support member and flashing member are combined into and easily departs from and the drawback of leaking.
Accompanying drawing explanation
fig. 1that bridge of the present invention is illustrated with across seaming the section structure closing steel deck-plate comb teeth retractor device
figure;
fig. 2be
fig. 1a-A analyse and observe
figure;
fig. 3that the plane be engaged with fixed fingers plate across seam comb cover plate of the present invention is illustrated
figure;
in figure, 1-is across stitching comb cover plate, 2-fixed fingers plate, 3-first bearing beam, 4-second bearing beam, 5-first locates anchor slab, 6-second locates anchor slab, 7-anchoring steel spring plate, 8-steel bomb body, 9-vulcanized rubber plate, 10-flashing member, 11-anchor bar, 12-C50 concrete, 13-deck paving, 14-abutment or beam body, 15-shrinkage joint.
Detailed description of the invention
Below in conjunction with
accompanying drawingthe present invention is described in detail with embodiment.
Reference
fig. 1~
fig. 3shown in, bridge of the present invention closes steel deck-plate comb teeth retractor device with across seaming, comprise across seam comb cover plate 1, first bearing beam 3, second bearing beam 4, first location anchor slab 5, second location anchor slab 6, anchoring steel spring plate 7, steel bomb body 8, vulcanized rubber plate 9, described first location anchor slab 5, second location anchor slab 6 is distributed in both sides, shrinkage joint 15 respectively, first location anchor slab 5, second location anchor slab 6 is welded and fixed that (anchor bar 11 is fixed on the reinforcing bar on the concrete on abutment respectively with anchor bar 11, belong to a part for bridge, location anchor slab welds the connection function playing stretching device and bridge reinforcement with it), described first bearing beam 3 and the second bearing beam 4 are arranged on abutment or beam body 14, first bearing beam 3, second bearing beam 4 is all parallel with shrinkage joint 15 in the both sides at shrinkage joint 15 respectively, relative second bearing beam 4 of first bearing beam 3 is arranged at the direction to the car side of road, first bearing beam 3 is located anchor slab 5 outer end away from side, shrinkage joint 15 and first and is welded and fixed, the top of the first bearing beam 3 be welded and fixed across the bottom surface of stitching comb cover plate 1, second bearing beam 4 is located anchor slab 6 outer end away from side, shrinkage joint 15 and second and is welded and fixed, the top planes of the second bearing beam 4 is parallel with across stitching comb cover plate 1, described vulcanized rubber plate 9 is arranged in the top planes of the second bearing beam 4, the top of vulcanized rubber plate 9 with across stitching movable contact bottom comb cover plate 1, on described anchoring steel spring plate 7, plane is fixedly connected with across stitching bottom comb cover plate 1, anchoring steel spring plate 7 lower plane and first is located anchor slab 5 and is fixedly connected with, anchoring steel spring plate 7 is positioned at the first bearing beam 3 away from side, shrinkage joint 15, the deformation direction of described steel bomb body is consistent with bridge length direction, steel bomb body 8 is fixedly connected with the second load 4 beam with the first bearing beam 3 respectively at the two ends in bridge length direction.
Described first location anchor slab 5 and second locate anchor slab 6 have at least two right.
Described steel bomb body 8 has multiple.
The cross section of described second bearing beam 4 is L shape.
The shape of cross section of described steel bomb body 8 is axisymmetric two parts, and every part is made up of two solders side at two ends and a joint face at middle part, and solder side is parallel with the first bearing beam 3.
The thickness of described vulcanized rubber plate 9 is 3mm.
Also comprise flashing member 10, flashing member 10 be arranged at steel bomb body 8 top and across stitching between comb cover plate 1.
Also comprise fixed fingers plate 2, the nose of comb of fixed fingers plate 2 is engaged mutually with across the nose of comb stitching comb cover plate 1, and the position, shrinkage joint 15 of below is avoided at comb occlusion position, and fixed fingers plate is connected and fixed by the concrete on expansion bolt and abutment.
Location anchor slab has been connection function, bearing beam has been the load effect of this device, anchoring steel spring plate 7 can be used safely under ensure that the various metamorphosis of this device beyond beam body dilatation, especially when the uneven sedimentation in beam body both sides at shrinkage joint, superiority is more obvious, vulcanized rubber plate has vehicle to play noise reduction cushioning effect through out-of-date up, the structure of steel bomb body ensure that between beam seam place beam body, power transmission is less, thus does not affect the stressed safety of beam body itself.
Bridge described in employing is with across seaming the implementation method of closing steel deck-plate comb teeth retractor device:
A) in factory, apparatus of the present invention complete set is completed, namely after all itemizing complete across the composite member of seam comb cover plate 1, fixed fingers cover plate 2, anchoring steel spring plate 7, control seam bearing beam and location anchor slab, steel bomb body 8 waterproof construction support member and flashing member 10 etc., a whole set of is become to equip in factory-assembled, then be transported to scene, wait to be installed.
B) digging in-situ notch: the notch namely excavating respective depth and width in both sides, beam body gap, checks and supplement pre-buried anchor bar 11, cleans out dregs in beam seam and notch; Check beam end of body preset clearance size (if do not met the requirement of beam body elongation, a part of beam body must be cut); Check that (transformation of old seam needs bar planting for the corresponding relation of the location anchor slab of pre-buried anchor bar 11 position and apparatus of the present invention, first can extend compression apparatus, rear steel planting), Site Welding or cutting, be linked to be the one whole section of the present invention stretching device consistent with notch size by segmentation finished product.
C) with soft material filling beam seam, and in stretching device face width of the present invention (not containing location anchor slab) scope, padding below stretching device of the present invention also compresses soft material (cystosepiment, shoddy cotton, knitting bagged sandy soil etc.).
D) package unit is put into notch, adjust linear and elevation, and anchor slab is welded anchoring and location with embedded bar, then by pre-buried anchor bar 11 and location anchor slab firm welding.
E) colligation ater-casting anti-cracking concrete steel mesh reinforcement.Under checking stretching device side bar of the present invention, whether padding is tight for soft material; First use gap under high-grade cement mortar (in right amount) shutoff side bar, in case concrete enters beam seam, when reaching suitable intensity etc. cement mortar, pour into a mould ater-casting concrete by specification procedure and carry out health, reaching after some strength can come into operation until concrete.
Above-describedly be only preferred embodiment of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalence change that the present patent application the scope of the claims is done, still belong to protection scope of the present invention.
Claims (9)
1. bridge closes steel deck-plate comb teeth retractor device with across seaming, it is characterized in that: comprise across seam comb cover plate, first bearing beam, second bearing beam, first location anchor slab, second location anchor slab, anchoring steel spring plate, steel bomb body, vulcanized rubber plate, described first location anchor slab, second location anchor slab is distributed in both sides, shrinkage joint respectively, first location anchor slab, second location anchor slab is welded and fixed with anchor bar respectively, described first bearing beam and the second bearing beam are arranged on abutment, first bearing beam, second bearing beam is all parallel with shrinkage joint in the both sides at shrinkage joint respectively, relative second bearing beam of first bearing beam is arranged at the direction to the car side of road, first bearing beam is located anchor slab outer end away from side, shrinkage joint and first and is welded and fixed, the top of the first bearing beam and first is welded and fixed across the bottom surface of stitching comb cover plate, second bearing beam is located anchor slab outer end away from side, shrinkage joint and second and is welded and fixed, the top planes of the second bearing beam is parallel with across stitching comb cover plate, described vulcanized rubber plate is arranged in the top planes of the second bearing beam, the top of vulcanized rubber plate with across stitching movable contact bottom comb cover plate, on described anchoring steel spring plate, plane is fixedly connected with across stitching bottom comb cover plate, anchoring steel spring plate lower plane and first is located anchor slab and is fixedly connected with, anchoring steel spring plate is positioned at the first bearing beam away from side, shrinkage joint, the deformation direction of described steel bomb body is consistent with bridge length direction, steel bomb body bridge length direction two ends respectively with the first bearing beam, second bearing beam is fixedly connected with.
2. bridge according to claim 1 closes steel deck-plate comb teeth retractor device with across seaming, and it is characterized in that: described first location anchor slab and second locate anchor slab have at least two right.
3. bridge according to claim 1 closes steel deck-plate comb teeth retractor device with across seaming, and it is characterized in that: described steel bomb body has multiple.
4. bridge according to claim 1 closes steel deck-plate comb teeth retractor device with across seaming, and it is characterized in that: the cross section of described second bearing beam is L shape.
5. bridge according to claim 1 closes steel deck-plate comb teeth retractor device with across seaming, it is characterized in that: the shape of cross section of described steel bomb body is axisymmetric two parts, every part is made up of two solders side at two ends and a joint face at middle part, and solder side is parallel with the first bearing beam.
6. bridge according to claim 1 closes steel deck-plate comb teeth retractor device with across seaming, and it is characterized in that: the thickness of described vulcanized rubber plate is 2 ~ 6mm.
7. bridge according to claim 1 closes steel deck-plate comb teeth retractor device with across seaming, and it is characterized in that: also comprise flashing member, flashing member be arranged at steel bomb body top and across stitching between comb cover plate.
8. bridge according to claim 1 closes steel deck-plate comb teeth retractor device with across seaming, it is characterized in that: also comprise fixed fingers plate, fixed fingers plate is fixedly connected with the concrete on abutment by expansion bolt, the nose of comb of fixed fingers plate is engaged mutually with across the nose of comb stitching comb cover plate, and the expansion joint position of below is avoided at comb occlusion position.
9. adopting bridge according to claim 1 with across seaming the implementation method of closing steel deck-plate comb teeth retractor device, it is characterized in that: comprise the steps:
A) produce in factory, be assembled into a whole set of the present invention equipment, be transported to scene;
B) digging in-situ notch, excavates the notch with stretching device respective depth of the present invention and width in both sides, beam body gap;
C) with soft material filling beam seam, padding soft material is below stretching device of the present invention and compress soft material, and soft material comprises: any combination of one of cystosepiment, shoddy cotton, knitting bagged sandy soil 3 kinds of materials or these 3 kinds of materials;
D) package unit is put into notch, also will locate anchor slab welds anchoring with embedded bar to the linear and elevation of adjustment;
E) prevent concrete from entering beam seam with gap under high-grade cement mortar shutoff side bar, after cement mortar reaches suitable intensity, cast ater-casting concrete also carries out health, reaches after some strength can come into operation until concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510385587.7A CN105040580A (en) | 2015-06-30 | 2015-06-30 | Cross seam sealing steel cover plate comb tooth telescopic device for bridge and implementation method of cross seam sealing steel cover plate comb tooth telescopic device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510385587.7A CN105040580A (en) | 2015-06-30 | 2015-06-30 | Cross seam sealing steel cover plate comb tooth telescopic device for bridge and implementation method of cross seam sealing steel cover plate comb tooth telescopic device |
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| CN105040580A true CN105040580A (en) | 2015-11-11 |
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| CN201510385587.7A Pending CN105040580A (en) | 2015-06-30 | 2015-06-30 | Cross seam sealing steel cover plate comb tooth telescopic device for bridge and implementation method of cross seam sealing steel cover plate comb tooth telescopic device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887672A (en) * | 2016-06-17 | 2016-08-24 | 中铁第四勘察设计院集团有限公司 | Expansion and contraction device with arch elastic connection function |
| CN105951588A (en) * | 2016-06-17 | 2016-09-21 | 中铁第四勘察设计院集团有限公司 | Single-joint extensible device and bridge |
| CN107100071A (en) * | 2017-05-16 | 2017-08-29 | 南昌大学 | It is a kind of to reduce the expansion gap device and its construction method of impact failure and waterproof sound insulation |
| CN107299591A (en) * | 2017-09-04 | 2017-10-27 | 中国建筑第七工程局有限公司 | A kind of non-bolt corrugated sheet bridge extension joint |
| 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 |
| CN112411771A (en) * | 2020-10-24 | 2021-02-26 | 北京中易房建筑工程有限公司 | Steel plate mounting structure of basement outer wall post-cast strip and construction method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105887672A (en) * | 2016-06-17 | 2016-08-24 | 中铁第四勘察设计院集团有限公司 | Expansion and contraction device with arch elastic connection function |
| CN105951588A (en) * | 2016-06-17 | 2016-09-21 | 中铁第四勘察设计院集团有限公司 | Single-joint extensible device and bridge |
| CN107100071A (en) * | 2017-05-16 | 2017-08-29 | 南昌大学 | It is a kind of to reduce the expansion gap device and its construction method of impact failure and waterproof sound insulation |
| CN107299591A (en) * | 2017-09-04 | 2017-10-27 | 中国建筑第七工程局有限公司 | A kind of non-bolt corrugated sheet bridge extension joint |
| 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 |
| CN112411771A (en) * | 2020-10-24 | 2021-02-26 | 北京中易房建筑工程有限公司 | Steel plate mounting structure of basement outer wall post-cast strip and construction method |
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