CN109024911A - A kind of assembled stair cast-in-place node pre-cast bolt positioning device and its construction method - Google Patents
A kind of assembled stair cast-in-place node pre-cast bolt positioning device and its construction method Download PDFInfo
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- CN109024911A CN109024911A CN201810707901.2A CN201810707901A CN109024911A CN 109024911 A CN109024911 A CN 109024911A CN 201810707901 A CN201810707901 A CN 201810707901A CN 109024911 A CN109024911 A CN 109024911A
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- steel pipe
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- casing
- auxiliary bar
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- 238000010276 construction Methods 0.000 title claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 139
- 239000010959 steel Substances 0.000 claims abstract description 139
- 238000003466 welding Methods 0.000 claims abstract description 6
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of assembled stair cast-in-place node pre-cast bolt positioning device and its construction methods, the positioning device, including "-" type mobile jib steel pipe, the auxiliary bar steel pipe of "-" type, casing steel pipe, "-" type mobile jib steel pipe both ends are axially vertical respectively to be welded with the auxiliary bar steel pipe of a "-" type, "-" type mobile jib steel-pipe welding is at the middle part of the auxiliary bar steel pipe of "-" type, the auxiliary bar steel pipe of "-" type for being welded in "-" type mobile jib steel pipe is axially generally aligned in the same plane, the side of the auxiliary bar steel pipe of every "-" type is vertically welded at least two casing steel pipes, casing steel pipe is entirely located in "-" type auxiliary bar steel pipe the same side, plane and "-" type mobile jib steel pipe are axially vertical where casing steel pipe is axial, casing steel pipe socket is lived into cast-in-place node pre-embedded bolt when use, and pass through correction casing middle line, it is final to determine casing bit and fix, it is torn open after concrete final set Decannulation is reused.
Description
Technical field
The present invention relates to pre-embedded bolt positioning fields more particularly to a kind of assembled stair cast-in-place node pre-embedded bolt to position
Device and its construction method.
Background technique
In the case where country vigorously advocates the background of housing industrialization, fabricated construction is widelyd popularize, prefabricated assembled building
Important component one of of the ladder as industrialization house, can must also obtain large-scale application, but the cast-in-place section of prefabricated assembled stair
Point bolt embedment positioning is always to trouble the technical problem of construction, and good bolt pre-buried in advance holds in concreting process
Vulnerable to disturbance, the problems such as causing bolt deviation, tilt, subsequent stair lifting is influenced.
Casing bit is accurately positioned using prefabricated assembled stair cast-in-place node pre-embedded bolt, concreting can be reduced
Disturbance to pre-embedded bolt can not only ensure that the verticality of pre-embedded bolt, the precision for improving pre-embedded bolt positioning, and
Working efficiency is greatly improved, construction cost is reduced.
Summary of the invention
The technical problems to be solved by the present invention are: cast-in-place node pre-embedded bolt, be easy in concreting process by
To disturbance, the problems such as causing bolt deviation, tilt, subsequent stair lifting is influenced.
In order to solve the above-mentioned technical problem, the invention discloses a kind of positioning of assembled stair cast-in-place node pre-embedded bolt to fill
It sets, including the auxiliary bar steel pipe of "-" type mobile jib steel pipe, "-" type, casing steel pipe, the "-" type mobile jib steel pipe both ends are axial respectively
It is vertically welded with the auxiliary bar steel pipe of "-" type, the "-" type mobile jib steel-pipe welding is in the auxiliary bar steel pipe of the "-" type
Middle part, the auxiliary bar steel pipe of "-" type for being welded in the "-" type mobile jib steel pipe are axially generally aligned in the same plane, the every "-" type
The side of auxiliary bar steel pipe is vertically welded at least 2 described sleeve pipe steel pipes, and described sleeve pipe steel pipe is entirely located in the auxiliary bar steel of "-" type
Pipe the same side, plane and "-" type mobile jib steel pipe are axially vertical where described sleeve pipe steel pipe is axial.
Preferably, the casing steel pipe adjacent spacing on the auxiliary bar steel pipe of "-" type described in same root and cast-in-place node pre-embedded bolt
Spacing is identical.
Preferably, the "-" type mobile jib steel pipe axial centre position is marked equipped with midpoint, and midpoint label is provided with
Conducive to the displacement for detecting every floor ladder cast-in-place node pre-embedded bolt setting place-centric in construction, preferably to control work
Cheng Zhiliang.
Preferably, the side of the every auxiliary bar steel pipe of "-" type is vertically welded with 4 described sleeve pipe steel pipes.
Preferably, the "-" type mobile jib steel pipe is internal diameter 18mm, the welded still pipe of length 4700mm.
Preferably, the auxiliary bar steel pipe of the "-" type is internal diameter 18mm, the welded still pipe of length 920mm.
Preferably, the casing steel pipe is the welded still pipe of internal diameter 18mm, length 200mm.
A kind of construction method of assembled stair cast-in-place node pre-cast bolt positioning device, comprising the following steps:
A, it by the auxiliary bar steel pipe of "-" type, is made a mark according to the spacing of cast-in-place node pre-embedded bolt；
B, casing steel pipe is welded with the auxiliary bar steel pipe of "-" type in the position of label, forms assembled casing, operated
On the one hand Cheng Zhong ensures casing steel tube spacing on the auxiliary bar steel pipe of "-" type and identical as cast-in-place node pre-embedded bolt spacing, separately
On the one hand to ensure the weld seam firm welding between auxiliary bar and casing；
C, repeat the above steps second assembled casing production of completion；
D, by "-" type mobile jib steel pipe, both ends are welded with assembled casing respectively.
E, casing steel pipe socket is lived into cast-in-place node pre-embedded bolt, and by the middle line of correction casing steel pipe, it is final to determine dress
It with formula stair cast-in-place node pre-cast bolt positioning device, and fixes, the cast-in-place section of assembled stair is removed after concrete final set
Point pre-cast bolt positioning device, is reused.
Compared with prior art, the present invention can obtain following technical effect: one of present invention assembled stair are existing
Pour that node pre-cast bolt positioning device is easy to make, simple process, saving of work and time is laborsaving；Pre-embedded bolt positioning can not only be improved
Precision and working efficiency, and saving construction cost may be reused, can widely promote in enterprise in charge of construction makes
With.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, those of ordinary skill in the art are come
It says, without creative efforts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is that a kind of the first front view structure of assembled stair cast-in-place node pre-cast bolt positioning device is shown in the present invention
It is intended to.
Fig. 2 is that the first of a kind of assembled stair cast-in-place node pre-cast bolt positioning device is looked up structure and shown in the present invention
It is intended to.
Fig. 3 is the structural schematic diagram of assembled casing in the present invention.
Fig. 4 is that a kind of second of front view structure of assembled stair cast-in-place node pre-cast bolt positioning device is shown in the present invention
It is intended to.
Fig. 5 is that second of a kind of assembled stair cast-in-place node pre-cast bolt positioning device in the present invention is looked up structure and shown
It is intended to.
In figure: 1, "-" type mobile jib steel pipe, 2, the auxiliary bar steel pipe of "-" type, 3, casing steel pipe, 4, assembled casing, 5, midpoint mark
Note, 6, cast-in-place node pre-embedded bolt.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
With reference to the accompanying drawing and specific embodiment is further described application principle of the invention.
Embodiment one
A kind of assembled stair cast-in-place node pre-cast bolt positioning device, including "-" type mobile jib steel pipe 1, the auxiliary bar of "-" type
Steel pipe 2, casing steel pipe 3,1 both ends of "-" type mobile jib steel pipe are axially vertical respectively to be welded with the auxiliary bar steel of "-" type
Pipe 2, the "-" type mobile jib steel pipe 1 are welded on the middle part of the auxiliary bar steel pipe 2 of the "-" type, are welded in the "-" type mobile jib steel
The auxiliary bar steel pipe 2 of the "-" type of pipe 1 is axial to be generally aligned in the same plane, and the side of the every auxiliary bar steel pipe 2 of "-" type is vertically welded with
At least 2 described sleeve pipe steel pipes 3, described sleeve pipe steel pipe 3 are entirely located in auxiliary 2 the same side of bar steel pipe of "-" type, described sleeve pipe steel pipe 3
Plane and "-" type mobile jib steel pipe 1 are axially vertical where axial.
3 adjacent spacing of casing steel pipe and 6 spacing of cast-in-place node pre-embedded bolt on the auxiliary bar steel pipe 2 of "-" type described in same root
It is identical.
The 1 axial centre position of "-" type mobile jib steel pipe is equipped with midpoint label 5.
The side of the every auxiliary bar steel pipe 2 of "-" type is vertically welded with 4 described sleeve pipe steel pipes 3
The "-" type mobile jib steel pipe 1 is internal diameter 18mm, the welded still pipe of length 4700mm.
The auxiliary bar steel pipe 2 of the "-" type is internal diameter 18mm, the welded still pipe of length 920mm.
A kind of assembled stair cast-in-place node pre-cast bolt positioning device according to claim 5, the casing
Steel pipe 3 is the welded still pipe of internal diameter 18mm, length 200mm.
A kind of construction method of assembled stair cast-in-place node pre-cast bolt positioning device, comprising the following steps:
A, it by the auxiliary bar steel pipe 2 of "-" type, is made a mark according to the spacing of cast-in-place node pre-embedded bolt 6；
B, casing steel pipe 3 is welded with the auxiliary bar steel pipe 2 of "-" type in the position of label, forms assembled casing 4, operation
In the process, on the one hand ensure 3 spacing of casing steel pipe on the auxiliary bar steel pipe 2 of "-" type with 6 spacing phase of cast-in-place node pre-embedded bolt
Together, on the other hand to ensure the weld seam firm welding between auxiliary bar and casing；
C, second assembled casing 4 of completion that repeat the above steps makes；
D, by "-" type mobile jib steel pipe 1, both ends are welded with assembled casing 4 respectively.
E, casing steel pipe 3 is entangled into cast-in-place node pre-embedded bolt 6, and by the middle line of correction casing steel pipe 3, it is final to determine
Assembled stair cast-in-place node pre-cast bolt positioning device, and fix, it is cast-in-place that assembled stair are removed after concrete final set
Node pre-cast bolt positioning device is reused.
Embodiment two
A kind of assembled stair cast-in-place node pre-cast bolt positioning device, including "-" type mobile jib steel pipe 1, the auxiliary bar of "-" type
Steel pipe 2, casing steel pipe 3,1 both ends of "-" type mobile jib steel pipe are axially vertical respectively to be welded with the auxiliary bar steel of "-" type
Pipe 2, the "-" type mobile jib steel pipe 1 are welded on the middle part of the auxiliary bar steel pipe 2 of the "-" type, are welded in the "-" type mobile jib steel
The auxiliary bar steel pipe 2 of the "-" type of pipe 1 is axial to be generally aligned in the same plane, and the side of the every auxiliary bar steel pipe 2 of "-" type is vertically welded with 4
Root described sleeve pipe steel pipe 3, described sleeve pipe steel pipe 3 are entirely located in auxiliary 2 the same side of bar steel pipe of "-" type, and described sleeve pipe steel pipe 3 is axial
Place plane and "-" type mobile jib steel pipe 1 are axially vertical, and the casing steel pipe 3 on the auxiliary bar steel pipe 2 of "-" type described in same root is adjacent
Spacing is identical as 6 spacing of cast-in-place node pre-embedded bolt, and the 1 axial centre position of "-" type mobile jib steel pipe is equipped with midpoint label 5,
The "-" type mobile jib steel pipe 1 is internal diameter 18mm, and the welded still pipe of length 4700mm, the auxiliary bar steel pipe 2 of the "-" type is
Internal diameter 18mm, the welded still pipe of length 920mm, the casing steel pipe 3 are the welded still pipe of internal diameter 18mm, length 200mm.
A kind of construction method of assembled stair cast-in-place node pre-cast bolt positioning device, comprising the following steps:
A, it by the auxiliary bar steel pipe 2 of "-" type, is made a mark according to the spacing of cast-in-place node pre-embedded bolt 6；
B, casing steel pipe 3 is welded with the auxiliary bar steel pipe 2 of "-" type in the position of label, forms assembled casing 4, operation
In the process, on the one hand ensure 3 spacing of casing steel pipe on the auxiliary bar steel pipe 2 of "-" type with 6 spacing phase of cast-in-place node pre-embedded bolt
Together, on the other hand to ensure the weld seam firm welding between auxiliary bar and casing；
C, second assembled casing 4 of completion that repeat the above steps makes；
D, by "-" type mobile jib steel pipe 1, both ends are welded with assembled casing 4 respectively.
E, casing steel pipe 3 is entangled into cast-in-place node pre-embedded bolt 6, and by the middle line of correction casing steel pipe 3, it is final to determine
Assembled stair cast-in-place node pre-cast bolt positioning device, and fix, it is cast-in-place that assembled stair are removed after concrete final set
Node pre-cast bolt positioning device is reused.
Claims (8)
1. a kind of assembled stair cast-in-place node pre-cast bolt positioning device, it is characterised in that: including "-" type mobile jib steel pipe
(1), the auxiliary bar steel pipe (2) of "-" type, casing steel pipe (3), "-" type mobile jib steel pipe (1) both ends are axially vertical respectively to be welded with
A piece auxiliary bar steel pipe (2) of "-" type, the "-" type mobile jib steel pipe (1) are welded on the auxiliary bar steel pipe (2) of the "-" type
Middle part, the auxiliary bar steel pipe (2) of "-" type for being welded in the "-" type mobile jib steel pipe (1) is axially generally aligned in the same plane, described in every
The side of the auxiliary bar steel pipe (2) of "-" type is vertically welded at least 2 described sleeve pipe steel pipes (3), described sleeve pipe steel pipe (3) whole position
In auxiliary bar steel pipe (2) the same side of "-" type, plane where described sleeve pipe steel pipe (3) is axial and "-" type mobile jib steel pipe (1) are axial
Vertically.
2. a kind of assembled stair cast-in-place node pre-cast bolt positioning device according to claim 1, it is characterised in that: same
Casing steel pipe (3) adjacent spacing and cast-in-place node pre-embedded bolt (6) spacing phase on a piece auxiliary bar steel pipe (2) of "-" type
Together.
3. a kind of assembled stair cast-in-place node pre-cast bolt positioning device according to claim 2, it is characterised in that: institute
"-" type mobile jib steel pipe (1) axial centre position is stated equipped with midpoint label (5).
4. a kind of assembled stair cast-in-place node pre-cast bolt positioning device according to claim 2, it is characterised in that: every
The side of the auxiliary bar steel pipe (2) of "-" type described in root is vertically welded with 4 described sleeve pipe steel pipes (3).
5. described in any item a kind of assembled stair cast-in-place node pre-cast bolt positioning devices according to claim 1~3, special
Sign is: the "-" type mobile jib steel pipe (1) is internal diameter 18mm, the welded still pipe of length 4700mm.
6. a kind of assembled stair cast-in-place node pre-cast bolt positioning device according to claim 4, it is characterised in that: institute
The auxiliary bar steel pipe (2) of the "-" type stated is internal diameter 18mm, the welded still pipe of length 920mm.
7. a kind of assembled stair cast-in-place node pre-cast bolt positioning device according to claim 5, it is characterised in that: institute
The casing steel pipe (3) stated is the welded still pipe of internal diameter 18mm, length 200mm.
8. a kind of construction method of assembled stair cast-in-place node pre-cast bolt positioning device, which is characterized in that including following step
It is rapid:
A, it by the auxiliary bar steel pipe (2) of "-" type, is made a mark according to the spacing of cast-in-place node pre-embedded bolt (6)；
B, casing steel pipe (3) is welded with the auxiliary bar steel pipe (2) of "-" type in the position of label, is formed assembled casing (4), behaviour
During work, on the one hand ensure casing steel pipe (3) spacing on the auxiliary bar steel pipe (2) of "-" type with cast-in-place node pre-embedded bolt
(6) spacing is identical, on the other hand to ensure the weld seam firm welding between auxiliary bar and casing；
C, repeat the above steps second assembled casing (4) production of completion；
D, by "-" type mobile jib steel pipe (1), same to assembled casing (4) is welded respectively at both ends.
E, casing steel pipe (3) is entangled cast-in-place node pre-embedded bolt (6), and by the middle line of correction casing steel pipe (3), it is final true
Determine assembled stair cast-in-place node pre-cast bolt positioning device, and fix, it is existing that assembled stair are removed after concrete final set
Node pre-cast bolt positioning device is poured, is reused.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810707901.2A CN109024911A (en) | 2018-07-02 | 2018-07-02 | A kind of assembled stair cast-in-place node pre-cast bolt positioning device and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810707901.2A CN109024911A (en) | 2018-07-02 | 2018-07-02 | A kind of assembled stair cast-in-place node pre-cast bolt positioning device and its construction method |
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| Publication Number | Publication Date |
|---|---|
| CN109024911A true CN109024911A (en) | 2018-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810707901.2A Pending CN109024911A (en) | 2018-07-02 | 2018-07-02 | A kind of assembled stair cast-in-place node pre-cast bolt positioning device and its construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116181092A (en) * | 2023-03-30 | 2023-05-30 | 中国五冶集团有限公司 | Positioning method for embedded bars at end part of fabricated finished stair |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202913420U (en) * | 2012-11-20 | 2013-05-01 | 中国十七冶集团有限公司 | Reusable positioning device for installing foundation bolts |
| CN203160267U (en) * | 2013-04-03 | 2013-08-28 | 中国十七冶集团有限公司 | Split adjustable positioning device of embedded bolts of tower crane foundation |
| CN207469464U (en) * | 2017-11-23 | 2018-06-08 | 通号建设集团有限公司 | A kind of steel plate bolt embedded part positioning device |
| CN108149866A (en) * | 2017-12-26 | 2018-06-12 | 中国十七冶集团有限公司 | PC stair cast-in-place node pre-cast bolt positioning devices and method |
-
2018
- 2018-07-02 CN CN201810707901.2A patent/CN109024911A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202913420U (en) * | 2012-11-20 | 2013-05-01 | 中国十七冶集团有限公司 | Reusable positioning device for installing foundation bolts |
| CN203160267U (en) * | 2013-04-03 | 2013-08-28 | 中国十七冶集团有限公司 | Split adjustable positioning device of embedded bolts of tower crane foundation |
| CN207469464U (en) * | 2017-11-23 | 2018-06-08 | 通号建设集团有限公司 | A kind of steel plate bolt embedded part positioning device |
| CN108149866A (en) * | 2017-12-26 | 2018-06-12 | 中国十七冶集团有限公司 | PC stair cast-in-place node pre-cast bolt positioning devices and method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116181092A (en) * | 2023-03-30 | 2023-05-30 | 中国五冶集团有限公司 | Positioning method for embedded bars at end part of fabricated finished stair |
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Application publication date: 20181218 |
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