CN111719414A - Internal welding and external pouring type bridge pier and beam connection structure and beam and bridge pier butt joint method - Google Patents

Internal welding and external pouring type bridge pier and beam connection structure and beam and bridge pier butt joint method Download PDF

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Publication number
CN111719414A
CN111719414A CN202010643158.6A CN202010643158A CN111719414A CN 111719414 A CN111719414 A CN 111719414A CN 202010643158 A CN202010643158 A CN 202010643158A CN 111719414 A CN111719414 A CN 111719414A
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China
Prior art keywords
steel
pier
steel plate
head
bridge pier
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CN202010643158.6A
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Chinese (zh)
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CN111719414B (en
Inventor
郑琼华
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Huaibei Huaihai Construction Engineering Co.,Ltd.
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郑琼华
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/02Piers; Abutments ; Protecting same against drifting ice
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

The invention relates to an inside-welded and outside-poured bridge pier beam connecting structure, which comprises a beam and a bridge pier, wherein a bridge pier portion steel plate and a thickened steel plate are arranged on the upper end surface of the bridge pier, steel bars in the bridge pier upwards penetrate through the bridge pier portion steel plate and then penetrate through a lower steel bar connecting through hole in the thickened steel plate, a supporting block of a reinforced concrete structure is arranged on the lower portion of the beam, a beam portion steel plate is arranged on the lower end surface of the supporting block, the steel bars in the supporting block penetrate through the beam portion steel plate, a plurality of steel limiting heads which penetrate through upper steel bar connecting through holes in the thickened steel plate in a one-to-one correspondence mode are arranged on the lower surface of the beam portion steel plate, a concrete shell is poured outside the beam portion steel plate, the thickened steel plate and the. The prefabricated beam can be assembled on the pier after being prefabricated, and the problems that the construction period is long and the construction is inconvenient because the template supporting legs need to be built in the field prefabrication of the existing beam on the pier are solved.

Description

Internal welding and external pouring type bridge pier and beam connection structure and beam and bridge pier butt joint method
Technical Field
The invention relates to the technical field of buildings, in particular to an internal welding and external pouring type bridge pier and beam and bridge pier connection structure and a beam and bridge pier butt joint method.
Background
The bridge construction is heavy in highway, high-speed railway and city overhead construction, and in the bridge construction, the mode that the bridge slab was under construction is only two: one is prefabricated installation construction, and the other is cast-in-place construction. The prefabrication and installation construction is that the bridge plate is decomposed into unit bodies to be manufactured in a factory or a prefabrication field, and then the unit bodies forming the bridge plate are transported to the position of the bridge and are installed on a cross beam on a pier. The bridge construction method has the advantages that: the bridge piers and the bridge plates can be constructed in parallel, and the construction period is relatively short; the influence on the under-bridge traffic (navigation) is small in the bridge construction process. The existing beam is formed by supporting a template for manufacturing the beam by a support frame and then casting the template on a pier in a cast-in-place manner. The existing cast-in-place manufacturing method of the beam pier has the disadvantages of long construction period and inconvenient construction.
Disclosure of Invention
The invention provides an inside-welding and outside-pouring type bridge pier beam connecting structure with prefabricated beams assembled on a bridge pier, and solves the problems that the construction period is long and the construction is inconvenient because template supporting legs need to be built when the existing beams are poured on the bridge pier.
The technical problem is solved by the following technical scheme: an inside-welding and outside-pouring type bridge pier and beam connecting structure comprises a beam and a bridge pier, wherein the beam and the bridge pier are of a reinforced concrete structure, the bridge pier and the bridge pier are sequentially provided with a bridge pier steel plate and a thickened steel plate from bottom to top on the upper end surface of the bridge pier, a plurality of steel bars in the bridge pier penetrate through the steel plate of the bridge pier in a one-to-one correspondence mode and are arranged in lower steel bar connecting through holes in the thickened steel plate, the bridge pier steel plate is poured together with the bridge pier, a supporting block of the reinforced concrete structure is arranged at the lower part of the beam, the supporting block is poured together with the beam, a beam steel plate is arranged on the lower end surface of the supporting block, a plurality of steel bars in the supporting block penetrate through the steel plate of the beam part and are welded together with the steel plate of the beam part, and a plurality of steel, the steel spacing head wears to establish on the one-to-one in last reinforcing bar on the bodiness steel sheet connects the via hole, crossbeam portion steel sheet with the supporting shoe is pour together, crossbeam portion steel sheet, bodiness steel sheet and pier portion steel sheet have been pour the concrete shell outward, the concrete shell is pour together with pier and supporting shoe simultaneously, reinforcing bar in the pier, bodiness steel sheet and crossbeam portion steel sheet link together through brazing the brazing layer that forms. The assembling process of the invention is that when the pier is manufactured, before the concrete at the upper end of the pier is not cured, the steel plate at the pier part is sleeved on the steel bar in the pier, but the depth of the steel plate at the pier part sunk into the concrete is changed to ensure that the height of the upper surface of the steel plate at the pier part meets the requirement and the steel plate increased after the concrete is cured (a plurality of steel plates at the pier part are directly manufactured to meet the requirement, so the difficulty of manufacturing the steel plate at the pier part is large, the height is adjusted inconveniently and excessively sunk into the concrete on the pier due to gravity, the excessive sinking corresponds to the waste of the steel plate, so the material cost is increased), the steel plates are abutted against the steel plate at the pier part, the lower steel bar connecting through hole is sleeved on the part above the steel plate at the steel bar output part in the pier, the brazing filler is filled in the lower steel bar connecting through hole, the brazing filler is thickened on the upper surface of the steel plate, and the cross beam is hung, the steel limiting heads penetrate through the upper steel bar connecting through holes in a one-to-one correspondence mode, brazing materials are melted through heating, steel bars in the pier, pier portion steel plates and cross beam portion steel plates are welded together, and therefore the cross beam and the pier are connected reliably and cannot move. And finally, the concrete shell is poured to cover all the metal parts, so that the effects of further increasing the connection strength and preventing metal corrosion from influencing the strength and polluting the environment are achieved.
Preferably, a supporting steel sheet is supported in the lower steel bar connecting through hole through a supporting spring, the steel limiting head is supported on the supporting steel sheet, and an adjusting gap is formed between the beam part steel plate and the thickening steel plate. The steel limiting head is inserted into the steel bar connecting through hole and then supported by the supporting steel sheet under the action of the supporting spring, so that an adjusting gap is generated between the steel plate of the cross beam portion and the thickened steel plate, then the flatness of the cross beam is adjusted by pressing different supporting steel sheets to change the height of the corresponding part of the cross beam, and the adjustment of the flatness of the cross beam is convenient. And welding and pouring the concrete shell after the flatness is adjusted.
Preferably, the concrete casing is provided with a connecting rib formed when the concrete casing is poured, wherein the concrete flows into the adjusting gap, and the brazing layer extends into the adjusting gap. Can effectively prevent the concrete shell from falling off, and has good welding strength.
Preferably, the supporting steel sheet is provided with bolt through holes, threaded holes aligned with the bolt through holes are formed in the upper surface of the pier portion steel plate, the steel limiting head is provided with limiting head portion through holes aligned with the bolt through holes, and the limiting head portion through holes penetrate through the cross beam portion steel plate and are staggered with the supporting blocks. During assembly, the bolt penetrates through the bolt through hole and then is connected in the threaded hole, then the thread is rotated, and the pressing block arranged on the bolt presses the supporting steel sheet downwards to press the spring downwards so as to level the cross beam.
Preferably, an adjusting bolt in threaded connection with the threaded hole is arranged in the bolt through hole in a penetrating mode, the head of the adjusting bolt is located above the steel plate of the cross beam portion, and the adjusting thread is provided with a pressing block pressing the supporting steel sheet. The adjusting bolt is not taken down, so that the construction time can be saved and the strength of the joint can be improved.
Preferably, the pressing block is welded to the adjusting screw. The connection reliability is good.
Preferably, the threaded hole is a blind hole. The interference assembly caused by the fact that concrete enters the upper steel bar connecting through hole when the pier steel plate is installed can be prevented.
The invention also provides a beam pier butt joint method which is characterized in that in the first step, limiting head through holes penetrating through the lower surface of the steel limiting head and the upper surface of a beam steel plate are arranged in the steel limiting head, lower aligning heads with conical heads at the upper ends capable of penetrating into the limiting head through holes are arranged in the two upper steel bar connecting through holes, the upper ends of the lower aligning heads extend out of the upper steel bar connecting holes, and the conical heads are coaxial with the upper steel bar connecting holes; secondly, hanging an upper alignment head in the limiting head through hole which needs to penetrate 2 steel limiting heads provided with lower alignment heads, wherein the upper alignment head is coaxial with the steel limiting heads, and the upper alignment head is provided with a laser beam through hole positioned on the axis of the upper alignment head; thirdly, hanging the cross beam onto the pier in a designed direction; fourthly, enabling the laser beams irradiated by the two laser lamps to be aligned with the laser beam through holes of the 2 upper alignment heads one by one and irradiated from top to bottom, and adjusting the position of the cross beam to enable the laser beams emitted by the two laser lamps to be irradiated on the vertexes of the conical heads of the 2 lower alignment heads one by one; and fifthly, enabling the cross beam to descend to be supported by the pier, and enabling the rigid limiting heads to penetrate through the upper steel bar connecting through holes in a one-to-one correspondence mode. Can conveniently judge that the spacing overhead side of steel aligns with last steel bar connection through-hole.
Preferably, a circular flat surface having an area of 1 mm square or less is provided at the apex of the conical head. Whether the laser beam is irradiated to the top of the conical head can be conveniently judged.
Preferably, the diameter of the plane is less than or equal to the difference between the radius of the through hole at the limiting head and the radius of the lower alignment head, a chamfer is arranged at the lower end of the steel limiting head, the size of the chamfer in the horizontal direction is greater than or equal to the difference between the radius of the avoiding through hole and the radius of the lower alignment head, and the diameter of the steel limiting head is less than or equal to 0.01 mm smaller than the diameter of the upper steel bar connecting through hole. The manufacturing precision can be reduced, and the requirement of quasi-protection of lower alignment heads can be conveniently met.
The invention has the following advantages: the prefabricated beam can be installed on a pier, and the connection is reliable; the alignment of the bridge pier cross beams can be conveniently realized.
Drawings
FIG. 1 is a schematic view of the present invention in a split state;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a schematic view of the girder just after being connected to a pier;
FIG. 4 is a schematic enlarged view of a portion of FIG. 3 at B;
FIG. 5 is a schematic view of the present invention.
In the figure: the steel plate structure comprises a cross beam 1, a bridge pier 2, a bridge pier steel plate 3, a head portion 4 of an adjusting bolt, a thickened steel plate 5, a steel bar 6 in the bridge pier, a lower steel bar connecting through hole 8, a supporting block 9, a cross beam steel plate 10, a steel bar 11 in the supporting block, a steel limiting head 12, an upper steel bar connecting through hole 13, a limiting head portion through hole 14, a chamfer 15, a concrete shell 16, a brazing layer 17, a supporting spring 18, a supporting steel sheet 19, an adjusting gap 20, a connecting bar 21, a bolt through hole 22, a threaded hole 23, an adjusting bolt 24, a pressing block 25, a conical head 26, a lower aligning head 27, a connecting bulge 28, a plane 29, an upper aligning head 30, a laser beam through hole 31, a brazing material 32 and a size L of.
Detailed Description
The invention is further described with reference to the following figures and examples.
Referring to fig. 1 to 5, an inside-welded and outside-poured bridge pier beam connection structure includes a beam 1 and a bridge pier 2. The beam and the bridge pier are both of reinforced concrete structures, and the beam is formed by cast-in-place construction. The beam is a prefabricated member. And a pier part steel plate 3 and a thickening steel plate 5 are sequentially arranged on the upper end surface of the pier from bottom to top. The steel bars 6 in a plurality of piers penetrate through the steel plates of the pier parts upwards and then penetrate through the lower steel bar connecting through holes 8 on the thickened steel plates in a one-to-one correspondence mode. And pouring the pier part steel plate together with the pier. The lower part of the beam is provided with a supporting block 9 with a reinforced concrete structure. The supporting block and the cross beam are poured together. The lower end face of the supporting block is provided with a beam steel plate 10, and a plurality of reinforcing steel bars 11 in the supporting block penetrate through the beam steel plate and are welded with the beam steel plate. A plurality of steel limiting heads 12 are arranged on the lower surface of the steel plate of the beam part in a penetrating way. The steel limiting head is used for observing the steel plate of the cross beam part and is welded with the steel plate of the cross beam part. The steel limiting heads are correspondingly arranged in the upper steel bar connecting through holes 13 on the thickened steel plate in a penetrating mode. The steel spacing head is provided with spacing head via hole 14. The lower end of the steel limiting head is provided with a chamfer 15. The beam part steel plate and the supporting block are poured together. Concrete shells 16 are cast outside the beam part steel plates, the thickened steel plates and the pier part steel plates. And the concrete shell, the pier and the supporting block are simultaneously poured together. The reinforcing steel bars in the pier, the thickened steel plates and the beam steel plates are connected together by brazing layers 17 formed by brazing. And a supporting steel sheet 19 is supported in the lower steel bar connecting through hole through a supporting spring 18. The steel limiting head is supported on the supporting steel sheet. An adjusting gap 20 is arranged between the beam part steel plate and the thickened steel plate. The concrete shell is provided with a connecting rib 21 formed when the concrete flows into the adjusting gap when the concrete shell is poured. The braze layer extends into the tuning gap. The supporting steel sheet is provided with a bolt through hole 22. And a threaded hole 23 aligned with the bolt through hole is formed in the upper surface of the pier portion steel plate. The bolt via hole is aligned with the limiting head via hole. The limiting head through hole penetrates through the cross beam steel plate and is staggered with the supporting block. An adjusting bolt 24 which is in threaded connection with the threaded hole is arranged in the bolt through hole in a penetrating mode. The head 4 of the adjusting bolt is positioned above the beam steel plate. The adjusting screw thread is provided with a pressing block 25 which is pressed on the supporting steel sheet. The pressing block is welded with the adjusting thread. The threaded hole is a blind hole. The rigid limiting heads are distributed on the periphery of the supporting block along the circumferential direction of the supporting block.
The method for butting and assembling the beam pier comprises the following steps: firstly, brazing material 32 is filled into the through holes according to the connection, the brazing material protrudes out of the upper surface of the thickened steel plate, lower alignment heads 27 which can penetrate through the upper ends of the limiting head through holes and are provided with conical heads 26 are arranged in the two upper steel bar connecting through holes, and the upper ends of the lower alignment heads extend out of the upper steel bar connecting holes. The lower butt joint is provided with a connecting bulge 28 which is arranged in the bolt through hole in a penetrating way and connects the lower alignment head to the supporting steel sheet, the conical head is coaxial with the upper steel bar connecting hole, and the top point of the conical head is provided with a circular plane 29 with the area of less than 1 square millimeter; secondly, hanging an upper alignment head 30 in a limiting head through hole which needs to penetrate 2 steel limiting heads provided with lower alignment heads, wherein the upper alignment head is coaxial with the steel limiting heads, and the upper alignment head is provided with a laser beam through hole 31 positioned on the axis of the upper alignment head; thirdly, hanging the cross beam onto the pier in a designed direction; fourthly, enabling the laser beams irradiated by the two laser lamps to be aligned with the laser beam via holes of the 2 upper alignment heads one by one and irradiated from top to bottom, and adjusting the position of the cross beam to enable the laser beams emitted by the two laser lamps to be irradiated on the top points of the conical heads of the 2 lower alignment heads one by one, namely the plane 29; and fifthly, enabling the cross beam to descend to be supported by the supporting steel sheets, and enabling the rigid limiting heads to penetrate through the upper steel bar connecting through holes in a one-to-one correspondence mode. And then heating the pier to melt the brazing material, thereby welding the steel bar, the thickened steel plate and the beam steel plate together. And finally, casting the concrete shell. The diameter of the plane 29 is less than the difference between the radius of the limiting head via hole minus the radius of the lower alignment head. The size L of the chamfer in the horizontal direction is more than the difference of the radius of the avoiding through hole minus the radius of the lower aligning head, and the diameter of the steel limiting head is less than 0.01 mm smaller than that of the upper steel bar connecting through hole.

Claims (10)

1. An inside-welding and outside-pouring type bridge pier and beam connecting structure comprises a beam and a bridge pier, wherein the beam and the bridge pier are of a reinforced concrete structure, the bridge pier and the bridge pier are sequentially provided with a bridge pier steel plate and a thickened steel plate from bottom to top on the upper end surface of the bridge pier, a plurality of steel bars in the bridge pier penetrate through the steel plate of the bridge pier in a one-to-one correspondence mode and are arranged in lower steel bar connecting through holes in the thickened steel plate, the bridge pier steel plate is poured together with the bridge pier, a supporting block of the reinforced concrete structure is arranged at the lower part of the beam, the supporting block is poured together with the beam, a beam steel plate is arranged on the lower end surface of the supporting block, a plurality of steel bars in the supporting block penetrate through the steel plate of the beam part and are welded together with the steel plate of the beam part, and a plurality of steel, the steel spacing head wears to establish on the one-to-one in last reinforcing bar on the bodiness steel sheet connects the via hole, crossbeam portion steel sheet with the supporting shoe is pour together, crossbeam portion steel sheet, bodiness steel sheet and pier portion steel sheet have been pour the concrete shell outward, the concrete shell is pour together with pier and supporting shoe simultaneously, reinforcing bar in the pier, bodiness steel sheet and crossbeam portion steel sheet link together through brazing the brazing layer that forms.
2. The inside-welded and outside-poured pier beam connecting structure according to claim 1, wherein a supporting steel sheet is supported in the lower steel bar connecting through hole through a supporting spring, the steel limiting head is supported on the supporting steel sheet, and an adjusting gap is formed between the beam steel sheet and the thickened steel sheet.
3. The inside-out cast pier beam connection according to claim 2, wherein the brazing layer extends into the adjustment gap.
4. The inside-out cast pier cross beam connection structure according to claim 2, wherein the supporting steel sheet is provided with bolt through holes, threaded holes aligned with the bolt through holes are formed in the upper surface of the pier portion steel plate, the steel limiting head is provided with limiting head portion through holes aligned with the bolt through holes, and the limiting head portion through holes penetrate through the cross beam portion steel plate and are staggered with the supporting blocks.
5. The inside-welding and outside-pouring type bridge pier beam connecting structure according to claim 4, wherein an adjusting bolt in threaded connection with the threaded hole is arranged in the bolt through hole in a penetrating manner, the head of the adjusting bolt is located above the beam steel plate, and the adjusting thread is provided with a pressing block which presses the supporting steel plate.
6. The inside-welded and outside-poured pier beam connection structure according to claim 5, wherein the pressing block is welded with the adjusting threads.
7. The inside-welded and outside-poured pier beam connection structure according to claim 4, wherein the threaded hole is a blind hole.
8. A beam pier butt joint method suitable for the inside-welding and outside-casting type pier beam connecting structure of claim 1 is characterized in that in the first step, limiting head through holes penetrating through the lower surface of a steel limiting head and the upper surface of a beam steel plate are formed in the steel limiting head, a lower alignment head with a conical head at the upper end is arranged in two upper steel bar connecting through holes and can penetrate through the limiting head through holes, the upper end of the alignment head extends out of the upper steel bar connecting hole, and the conical head is coaxial with the upper steel bar connecting hole; secondly, hanging an upper alignment head in the limiting head through hole which needs to penetrate 2 steel limiting heads provided with lower alignment heads, wherein the upper alignment head is coaxial with the steel limiting heads, and the upper alignment head is provided with a laser beam through hole positioned on the axis of the upper alignment head; thirdly, hanging the cross beam onto the pier in a designed direction; fourthly, enabling the laser beams irradiated by the two laser lamps to be aligned with the laser beam through holes of the 2 upper alignment heads one by one and irradiated from top to bottom, and adjusting the position of the cross beam to enable the laser beams emitted by the two laser lamps to be irradiated on the vertexes of the conical heads of the 2 lower alignment heads one by one; and fifthly, enabling the cross beam to descend to be supported by the pier, and enabling the rigid limiting heads to penetrate through the upper steel bar connecting through holes in a one-to-one correspondence mode.
9. The method for pier-to-beam abutment according to claim 8, wherein a circular flat surface having an area of 1 mm square or less is provided at a vertex of the cone.
10. The beam pier docking method according to claim 9, wherein the diameter of the plane is less than or equal to a difference between a radius of the limiting head via hole and a radius of the lower alignment head, a chamfer is provided at a lower end of the steel limiting head, a horizontal dimension of the chamfer is greater than or equal to a difference between a radius of the avoiding through hole and a radius of the lower alignment head, and a diameter of the steel limiting head is less than or equal to 0.01 mm smaller than a diameter of the upper reinforcement connecting through hole.
CN202010643158.6A 2020-07-07 2020-07-07 Internal welding and external pouring type bridge pier and beam connection structure and beam and bridge pier butt joint method Active CN111719414B (en)

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Citations (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB820740A (en) * 1956-06-16 1959-09-23 Thomas Gordon Method of and means for setting out brickwork
JP2002356923A (en) * 2001-06-04 2002-12-13 Kawasaki Heavy Ind Ltd Joint structure for concrete-filled cylindrical body
CN101033605A (en) * 2007-03-23 2007-09-12 中铁大桥局集团第二工程有限公司 Positioning device for bridge steel cofferdam waterborne tie-high and positioning method thereof
CN103711071A (en) * 2013-12-30 2014-04-09 上海市隧道工程轨道交通设计研究院 Elevated section structure used for straddle type single-track transportation
KR20150025643A (en) * 2013-08-29 2015-03-11 주식회사 포스코 Precast segment assembly and precast segment structure by using of it)
CN204282199U (en) * 2014-11-26 2015-04-22 天津港航工程有限公司 Pile-column concrete hollow pile bridge pier structure
CN205088582U (en) * 2015-10-22 2016-03-16 开封大学 Novel consolidate bridge seat
CN106320164A (en) * 2016-08-22 2017-01-11 上海应用技术学院 Large prefabricated assembly cap beam with corbel structure and construction method
CN206512581U (en) * 2017-01-20 2017-09-22 安徽省交通建设股份有限公司 Transverse prestress overall with reinforced concrete bridge deck slab plate combination beam
CN107806247A (en) * 2017-10-27 2018-03-16 李利芬 Structure of hydropower station concrete surface adjusts sample rack
CN108755388A (en) * 2018-06-25 2018-11-06 谢岚 Unit construction bridge girder construction and its construction method
CN108842928A (en) * 2018-07-06 2018-11-20 中国人民解放军63926部队 A kind of the disc type positioning device and localization method pre-buried suitable for vertical shaft bar shaped keel high-precision
CN208235315U (en) * 2018-05-03 2018-12-14 安徽省交通控股集团有限公司 A kind of weld nest formula cross hang connection structure
CN109930469A (en) * 2019-03-27 2019-06-25 中铁第四勘察设计院集团有限公司 A kind of rigid structure cable-stayed bridge of steel box-girder Thin-Wall Piers suitable for straddle-type monorail
CN209066907U (en) * 2018-09-14 2019-07-05 中建八局第二建设有限公司 A kind of superimposed sheet girder rib height detection scale
CN209125348U (en) * 2018-09-27 2019-07-19 杭州昌鼎机械有限公司 A kind of floating location taper pin mechanism
CN209670063U (en) * 2018-10-17 2019-11-22 广州联合钢结构有限公司 A kind of adjustable steel structure component of combined type
CN110644674A (en) * 2019-10-21 2020-01-03 王蒙蒙 Concatenation formula steel construction truss
CN110820596A (en) * 2019-12-09 2020-02-21 南京林业大学 Temporary limiting device for linear adjustment of PC track beam and using method
CN111172885A (en) * 2020-01-19 2020-05-19 石岩 Steel box girder butt joint detection assembly and butt joint method

Patent Citations (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB820740A (en) * 1956-06-16 1959-09-23 Thomas Gordon Method of and means for setting out brickwork
JP2002356923A (en) * 2001-06-04 2002-12-13 Kawasaki Heavy Ind Ltd Joint structure for concrete-filled cylindrical body
CN101033605A (en) * 2007-03-23 2007-09-12 中铁大桥局集团第二工程有限公司 Positioning device for bridge steel cofferdam waterborne tie-high and positioning method thereof
KR20150025643A (en) * 2013-08-29 2015-03-11 주식회사 포스코 Precast segment assembly and precast segment structure by using of it)
CN103711071A (en) * 2013-12-30 2014-04-09 上海市隧道工程轨道交通设计研究院 Elevated section structure used for straddle type single-track transportation
CN204282199U (en) * 2014-11-26 2015-04-22 天津港航工程有限公司 Pile-column concrete hollow pile bridge pier structure
CN205088582U (en) * 2015-10-22 2016-03-16 开封大学 Novel consolidate bridge seat
CN106320164A (en) * 2016-08-22 2017-01-11 上海应用技术学院 Large prefabricated assembly cap beam with corbel structure and construction method
CN206512581U (en) * 2017-01-20 2017-09-22 安徽省交通建设股份有限公司 Transverse prestress overall with reinforced concrete bridge deck slab plate combination beam
CN107806247A (en) * 2017-10-27 2018-03-16 李利芬 Structure of hydropower station concrete surface adjusts sample rack
CN208235315U (en) * 2018-05-03 2018-12-14 安徽省交通控股集团有限公司 A kind of weld nest formula cross hang connection structure
CN108755388A (en) * 2018-06-25 2018-11-06 谢岚 Unit construction bridge girder construction and its construction method
CN108842928A (en) * 2018-07-06 2018-11-20 中国人民解放军63926部队 A kind of the disc type positioning device and localization method pre-buried suitable for vertical shaft bar shaped keel high-precision
CN209066907U (en) * 2018-09-14 2019-07-05 中建八局第二建设有限公司 A kind of superimposed sheet girder rib height detection scale
CN209125348U (en) * 2018-09-27 2019-07-19 杭州昌鼎机械有限公司 A kind of floating location taper pin mechanism
CN209670063U (en) * 2018-10-17 2019-11-22 广州联合钢结构有限公司 A kind of adjustable steel structure component of combined type
CN109930469A (en) * 2019-03-27 2019-06-25 中铁第四勘察设计院集团有限公司 A kind of rigid structure cable-stayed bridge of steel box-girder Thin-Wall Piers suitable for straddle-type monorail
CN110644674A (en) * 2019-10-21 2020-01-03 王蒙蒙 Concatenation formula steel construction truss
CN110820596A (en) * 2019-12-09 2020-02-21 南京林业大学 Temporary limiting device for linear adjustment of PC track beam and using method
CN111172885A (en) * 2020-01-19 2020-05-19 石岩 Steel box girder butt joint detection assembly and butt joint method

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