CN105220771B - A kind of wet seam connection method of prefabricated fair-faced post - Google Patents
A kind of wet seam connection method of prefabricated fair-faced post Download PDFInfo
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- CN105220771B CN105220771B CN201510602223.XA CN201510602223A CN105220771B CN 105220771 B CN105220771 B CN 105220771B CN 201510602223 A CN201510602223 A CN 201510602223A CN 105220771 B CN105220771 B CN 105220771B
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Abstract
The invention discloses a kind of prefabricated fair-faced wet seam connection method of post, it is characterised in that the connection method comprises the following steps：In the soleplate pre-buried base and complete pour；The base is an I-steel, and bolt fixing device is welded on the I-steel flange plate, and the prefabricated fair-faced post bottom alignment is installed on the base and fixed temporarily by the bolt fixing device；The prefabricated fair-faced post bottom is welded and fixed with the base top, the bolt fixing device is cut off afterwards.It is an advantage of the invention that attachment structure is simple, it is easy to construction, connecting node intensity is high, and high accuracy install positioning of the prefabricated fair-faced post on bottom plate can be realized.
Description
Technical field
The invention belongs to technical field of building construction, and in particular to a kind of prefabricated fair-faced wet seam connection method of post.
Background technology
Basement structure is common in skyscraper or subway subway concourse, including bottom plate, on turn over beam, clean water column, top plate etc. knot
Structure.As shown in Figure 1, 2, clean water column stitches construction technology, Joining Technology master with connection method conventional between bottom plate using stem grafting
It is divided into following two steps：
（1）Prefabricated fair-faced post 3 is installed on bottom plate 2；
（2）Turned on above bottom plate and be reserved with space between beam 1 and prefabricated fair-faced post 3, beam 1 is turned over and prefabricated clear upper
Casting concrete is constituted and is fixedly connected between water column 3.
The conventional Joining Technology is operationally more convenient, but the bonding strength between bottom plate and prefabricated fair-faced post is difficult to protect
Card, easily occurs the accident that prefabricated fair-faced post topples.
The content of the invention
According to the deficiencies of the prior art described above, It is an object of the present invention to provide a kind of prefabricated fair-faced wet seam connection of post
Method, the connection method is realized to prefabricated fair-faced by pre-buried I-shaped steel base in the soleplate and by bolt fixing device
The interim fixation of post, is easy to prefabricated fair-faced post with being welded and fixed between I-shaped steel base, is connected with the high intensity for realizing node.
The object of the invention is realized and completed by following technical scheme：
A kind of wet seam connection method of prefabricated fair-faced post, it is characterised in that the connection method comprises the following steps：The bottom of at
In plate pre-buried base and complete pour；The base is an I-steel, and bolt is welded on the I-steel flange plate and is consolidated
Determine device, the prefabricated fair-faced post bottom alignment is installed on the base and carried out by the bolt fixing device
It is interim fixed；The prefabricated fair-faced post bottom is welded and fixed with the base top, the bolt is cut off afterwards
Fixing device.
The installation steps of the bolt fixing device are：Respectively it is respectively welded sideways laterally in the flange plate of the base
The otic placode of extension, and protruded from welding on each otic placode on the connecting plate of the otic placode top surface, the connecting plate with spiral shell
Keyhole；The prefabricated fair-faced post is an I-steel, and epitaxial lateral overgrowth is respectively respectively welded sideways in the flange plate of the prefabricated fair-faced post
The otic placode with bolt hole；The prefabricated fair-faced post bottom is correspondingly arranged on the base, and by by bolt-through
Bolt hole on the prefabricated fair-faced post and the connecting plate is so that the prefabricated fair-faced post faces with composition between the base
When fix.
It is described to be the step of be welded and fixed：The prefabricated fair-faced post is an I-steel, by the edge of a wing of the prefabricated fair-faced post
Plate bottom surface is carried out after the welding between groove butt welding, the flange plate to be done with the edge of a wing plate top surface of the base, in institute
State the inner side repair welding liner plate of flange plate seam.
Some joint bars are embedded with the bottom plate, after the prefabricated fair-faced post to be done is with the welding between the base,
By some joint bars respectively through extruding sleeve with cage bar end progress extruding connection corresponding in the prefabricated fair-faced post.
It is an advantage of the invention that attachment structure is simple, it is easy to construction, connecting node intensity is high, and can realize prefabricated fair-faced
High accuracy install positioning of the post on bottom plate.
Brief description of the drawings
Fig. 1 is clean water column in the prior art with the connection diagram I between bottom plate；
Fig. 2 is clean water column in the prior art with the connection diagram II between bottom plate；
Fig. 3 is the bolt fixing device schematic diagram in the present invention between prefabricated fair-faced post and base；
Fig. 4 is the welding schematic diagram in the present invention between prefabricated fair-faced post and base；
The schematic diagram that Fig. 5 is connected for cage bar in prefabricated fair-faced post in the present invention with joint bar in bottom plate.
Embodiment
The feature and other correlated characteristics of the present invention are described in further detail by embodiment below in conjunction with accompanying drawing, with
It is easy to the understanding of technical staff of the same trade：
Mark 1-12 is respectively in such as Fig. 1-5, figure：On turn over beam 1, bottom plate 2, prefabricated fair-faced post 3, concrete 4, base 5, ear
Plate 6, connecting plate 7, bolt 8, liner plate 9, cage bar 10, extruding sleeve 11, joint bar 12.
Embodiment：As shown in Fig. 3,4,5, the present embodiment is specifically related to a kind of wet seam connection method of prefabricated fair-faced post, should
Connection method is used to prefabricated fair-faced post 3 being connected and fixed on bottom plate 2, specifically includes following steps：
（1）Before bottom plate 2 is poured, pre-buried in the inner to set base 5 and some joint bars 10, base 5 is specially a work
Word steel, I-steel bottom surface is fixed in bottom plate 2 through end plate, I-steel top surface is higher by the top surface certain distance of bottom plate 2；Some joint bars
10 are embedded in bottom plate 2 and are set along the outer ring of base 5 in advance, and the upper end of joint bar 10 is higher by the top surface certain distance of bottom plate 2；It is to be done
After the setting of base 5 and joint bar 10, casting concrete completes to apply in structure base slab 2, and turns over beam in setting on a base plate 2
1 reinforcing bar and its template；
（2）Bolt fixing device is installed on base 5, i.e.,：
In base 5（I-steel）Four sides of flange plate otic placode 6 is respectively welded, with the flange plate in spreading base 5, ear
Plate 6 is flush with edge of a wing plate top surface；Connecting plate 7 is symmetrical arranged in the upper end of each otic placode 6 afterwards and protrudes from the bottom to constitute
The clamping position groove of 5 top surfaces of seat on explanation, each connecting plate 7, it is necessary to offer bolt hole；
In prefabricated fair-faced post 3（I-steel）Otic placode 6 is equally respectively welded in four sides of flange plate of bottom, prefabricated with spreading
Bolt hole is offered on flange plate in clean water column 3, each otic placode 6, the position of bolt hole is with institute on connecting plate 7 in said base 5
The bolt hole position opened up is corresponding；
（3）The contraposition of otic placode 6 in the prefabricated fair-faced movement of post 3 to bottom plate 2, making the prefabricated fair-faced bottom of post 3 be welded is embedded
In the clamping position groove being made up of on base 5 connecting plate 7, in prefabricated fair-faced post 3 after completing to install positioning, by bolt
8 sequentially pass through bolt hole in the prefabricated fair-faced bottom otic placode 6 of post 3 and the top connecting plate 7 of base 7, so that prefabricated fair-faced post 3 is realized
Being connected temporarily on base 5；
（4）After the interim fixation of prefabricated fair-faced post 3 to be done, by the wing of the flange plate bottom surface of prefabricated fair-faced post 3 with base 5
Listrium top surface carries out groove butt welding and forms first-order weld；The interim connection released afterwards between prefabricated fair-faced post 3 and base 5 is consolidated
Determine and cut off the otic placode 6 on base 5 and the otic placode 6 of the bottom of prefabricated fair-faced post 3；Welded in base 5 and the prefabricated fair-faced flange plate of post 3
Inner side repair welding liner plate 9 at seam, further to improve weld strength between the two, is realized between prefabricated fair-faced post 3 and base 5
Be permanently fixed connection；
（5）Before prefabricated fair-faced post 3 is installed in place, extruding sleeve 11 is set on each joint bar 12 in advance, to be welded complete
Cheng Hou, by some joint bars 12 being embedded in advance in bottom plate 2 respectively through extruding sleeve 11 with cage bar 10 corresponding in prefabricated fair-faced post 3
Bottom carry out extruding connection, crushing strength is up to 25MPA；
（6）Turned over upper in beam 1 and prefabricated fair-faced post 3 is with casting concrete at the connecting node between bottom plate 2, complete pre-
The wet seam connection construction of clean water column 3 processed on a base plate 2.
In the present embodiment, the bolt fixing device being arranged on base is not influenceing the situation of agent structure intensity
Under, realize and the bolt of prefabricated fair-faced post is fixedly connected, and prefabricated fair-faced post can be enable by clamping position groove thereon
Enough precise positionings are installed, and can effectively control the perpendicularity of prefabricated fair-faced post, it is to avoid occur the situation of arranged in dislocation；In addition, prefabricated
Intensity is welded to connect higher than the conventional connected mode such as bolt between clean water column and pre-buried base.
Claims (3)
1. a kind of wet seam connection method of prefabricated fair-faced post, it is characterised in that the connection method comprises the following steps：In bottom plate
In pre-buried base and complete pour；The base is an I-steel, and bolt is welded on the I-steel flange plate and is fixed
Device, the prefabricated fair-faced post bottom alignment is installed on the base and faced by the bolt fixing device
When fix；The prefabricated fair-faced post bottom is welded and fixed with the base top, the bolt is cut off afterwards and is consolidated
Determine device, the installation steps of the bolt fixing device are：Respectively it is respectively welded sideways laterally in the flange plate of the base
The otic placode of extension, and protruded from welding on each otic placode on the connecting plate of the otic placode top surface, the connecting plate with spiral shell
Keyhole；The prefabricated fair-faced post is an I-steel, and epitaxial lateral overgrowth is respectively respectively welded sideways in the flange plate of the prefabricated fair-faced post
The otic placode with bolt hole；The prefabricated fair-faced post bottom is correspondingly arranged on the base, and by by bolt-through
Bolt hole on the prefabricated fair-faced post and the connecting plate is so that the prefabricated fair-faced post faces with composition between the base
When fix.
2. a kind of prefabricated fair-faced wet seam connection method of post according to claim 1, it is characterised in that described to be welded and fixed
The step of be：The prefabricated fair-faced post is an I-steel, by the wing of the flange plate bottom surface of the prefabricated fair-faced post with the base
Listrium top surface is carried out after the welding between groove butt welding, the flange plate to be done, is mended in the inner side of the flange plate seam
Weld liner plate.
3. a kind of prefabricated fair-faced wet seam connection method of post according to claim 1, it is characterised in that pre- in the bottom plate
Some joint bars are embedded with, after the prefabricated fair-faced post to be done is with the welding between the base, some joint bars are passed through respectively
Extrude sleeve and carry out extruding connection with cage bar end corresponding in the prefabricated fair-faced post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510602223.XA CN105220771B (en) | 2015-09-21 | 2015-09-21 | A kind of wet seam connection method of prefabricated fair-faced post |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510602223.XA CN105220771B (en) | 2015-09-21 | 2015-09-21 | A kind of wet seam connection method of prefabricated fair-faced post |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105220771A CN105220771A (en) | 2016-01-06 |
| CN105220771B true CN105220771B (en) | 2017-10-10 |
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|---|---|---|---|
| CN201510602223.XA Active CN105220771B (en) | 2015-09-21 | 2015-09-21 | A kind of wet seam connection method of prefabricated fair-faced post |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112323635A (en) * | 2020-10-28 | 2021-02-05 | 中铁大桥局集团有限公司 | Construction method for cast-in-place wet joint and bridge structure |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2545252Y (en) * | 2002-06-28 | 2003-04-16 | 王双其 | Collison fence for bridge |
| CN101864825B (en) * | 2010-06-30 | 2012-01-04 | 广东省基础工程公司 | Reinforced concrete prefabricated column positioning device and construction method thereof |
| CN102061746B (en) * | 2010-11-26 | 2012-06-27 | 宝业集团浙江建设产业研究院有限公司 | Steel structure assembled embedded part and construction method thereof |
| CN103266695B (en) * | 2013-04-15 | 2015-04-22 | 浙江海天建设集团有限公司 | Connecting structure for composite partition and steel column |
| CN103266696B (en) * | 2013-04-15 | 2015-02-25 | 浙江海天建设集团有限公司 | Connecting process for composite partition, steel column and crossbeam |
| CN203247603U (en) * | 2013-05-29 | 2013-10-23 | 中国建筑第二工程局有限公司 | High-position foundation bolt positioning device |
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| CN105220771A (en) | 2016-01-06 |
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Address after: 200436, Zhabei District, Shanghai River Road, three, 272, 278, 10 Co-patentee after: China Railway Shanghai Engineering Bureau Group Municipal Environmental Protection Engineering Co.,Ltd. Patentee after: SHANGHAI CIVIL ENGINEERING Co.,Ltd. OF CREC Address before: 200436, Zhabei District, Shanghai River Road, three, 272, 278, 10 Co-patentee before: NO 2 ENGINEERING Co.,Ltd. SHANGHAI CIVIL ENGINEERING CO LTD OF CREC Patentee before: SHANGHAI CIVIL ENGINEERING Co.,Ltd. OF CREC |