CN104975721B - Installing and monitoring method of roof embedded steel beam - Google Patents
Installing and monitoring method of roof embedded steel beam Download PDFInfo
- Publication number
- CN104975721B CN104975721B CN201410725618.4A CN201410725618A CN104975721B CN 104975721 B CN104975721 B CN 104975721B CN 201410725618 A CN201410725618 A CN 201410725618A CN 104975721 B CN104975721 B CN 104975721B
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- girder steel
- equipment
- roof
- foundation
- buried girder
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Abstract
A roof embedded steel beam is an installing foundation of hanging equipment. Compared with the construction of a foundation fixed on the ground, the construction of the roof embedded steel beam has much higher difficulty and much higher relative construction precision control difficulty; the adjustment cannot be performed after the concrete casting due to the particularity of the foundation embedment; the construction belongs to the irreversible construction; lower equipment connection difficulty can be caused when the embedding deviation occurs; and the installing precision and the test precision of equipment can be directly influenced. The invention provides an installing and monitoring method of a roof embedded steel beam. The method can be used for installing and monitoring a foundation of aero-engine ground test equipment and similar roof hanging equipment, and aims at ensuring the embedding precision of the foundation through continuous measuring and adjusting measures in the embedded steam beam or similar test equipment foundation installation and concrete casting processes. The method has the advantages that the equipment connecting surface parallelism degree error after the embedment of the embedded steel beam foundation can be enabled to be smaller than 1mm to hundred percent, and the basic guarantee is provided for equipment installation and test.
Description
Technical field
The present invention is a kind of installation and the monitoring method of the pre-buried girder steel in roof, belongs to roof hanging test equipment basic pre-buried
Construction.
Background technology
Traditional plant equipment and testing equipment are fixed on ground, continuous with require to testing equipment
Improve, and the continuous improvement to space availability ratio and using easy to operate requirement, the mode that testing equipment is suspended on roof should
Transport and give birth to.
The basis of suspension equipment compare be fixed on ground foundation construction difficulty much bigger, Construction precision control gets up
Relative difficulty is much bigger.The ground experiment of such as aero-engine, the precision of the construction requirement on the basis of suspension equipment is direct
It is related to the result of the test of aircraft engine.
Basis for lifting Aero Engine Testing equipment is passed through to calculate, and its weight has reached 10 tons, needed by steel
Reinforced concrete is cast in roof, its bottom surface joint test equipment, and pre-buried rear bottom surface parallelism error requires to be not more than 1mm, this number
Value directly influences the installation accuracy of equipment, but due to the pre-buried particularity in basis, concrete casting just cannot adjust afterwards,
The construction that namely cannot reverse.Error is more than the equipment connection difficulty requiring to lead to lower section, after increase pad connects
The test frequency of equipment can be affected, and impact is produced on the intensity connecting, so the pre-buried precision on basis may be considered and sets
The standby core installed.
Content of the invention
The present invention is exactly directed to above-mentioned prior art situation and designs the installation providing a kind of pre-buried girder steel in roof and prison
Survey method, its objective is in the basis installation and concreting process completing testing equipment, by continuously measuring and adjusting
Whole means are it is ensured that the pre-buried precision on basis.
The purpose of the present invention is achieved through the following technical solutions:
The installation of the pre-buried girder steel in this kind of roof and monitoring method, described pre-buried girder steel is frame structure, this frame structure by
Connection channel-section steel (2) between the I-beam (1) of horizontal parallel arrangement and I-beam (1) is constituted, and this pre-buried girder steel is horizontally arranged at
Factory roof, its top is integrally formed with roof concrete (3) pouring, and the lower surface that factory roof is exposed in its underpart is used for equipment
Install it is characterised in that:
Step one, in the raised reference platform of the upper surface spaced set of each I-beam (1) of pre-buried girder steel
(4) mode, being machined into ensures the equipment in same level and with pre-buried girder steel bottom for all of reference platform (4)
Installed surface is parallel；
Step 2, with column (5), pre-buried girder steel is supported to the suitable height of factory roof, by level measurement and adjust
The adjusting nut (6) at whole column (5) top makes all of reference platform (4) on each I-beam (1) of pre-buried girder steel be in
In same level, then locking adjusting nut (6)；
Step 3, installation monitoring frame (7) on all of reference platform (4) on each I-beam (1) of pre-buried girder steel,
Top bulb (8) that monitoring acts on is contour and be in same level so that all monitorings frame (7) go up by level measurement；
Step 4, fixing pre-buried girder steel continuous pouring concrete (3), before concrete (3) completes pouring, use level
The continuous measurement all monitorings frame (7) of instrument has gone up the top bulb (8) of monitoring effect, by adjusting the regulation spiral shell at column (5) top
Female (6), make all monitorings frame (7) go up top bulb (8) that monitoring acts on is contour and is in same level.
The advantage of technical solution of the present invention is:
Technical solution of the present invention solves the controllability of embedded foundation-pre-buried girder steel-during casting concrete, is pouring
Can monitor and adjust the level of pre-buried girder steel during building at any time, be its underpart aero-engine ground-testing plant or similar
The installation accuracy of equipment provides guarantee.
Brief description
Fig. 1 is the top surface plane structural representation of pre-buried girder steel in technical solution of the present invention
Fig. 2 is the position of pre-buried steel girder erection and placing concrete and structural representation in technical solution of the present invention
Fig. 3 is the structural representation monitoring frame in technical solution of the present invention
Specific embodiment
Below with reference to drawings and Examples, technical solution of the present invention is further described:
Referring to shown in accompanying drawing 1～3, in the installation of the pre-buried girder steel in this kind of roof and monitoring method, described pre-buried girder steel is frame
Frame structure, framework overall dimensions are about: long 5000mm, wide 8000mm, high 600mm, certainly weigh about 10 tons, pre-buried girder steel needs level
It is installed on 10～12 meters of high roofs of facility floor, be integrally formed with roof concrete 3 pouring, its lower surface exposes room
Top 180mm, lower surface is used for equipment and installs, and remainder is all embedded in roof concrete, and this frame structure is by horizontal parallel
Connection channel-section steel 2 between the I-beam 1 of arrangement and I-beam 1 is constituted, and the step of the installation process of this pre-buried girder steel is as follows:
Step one, in the raised reference platform 4 of the upper surface spaced set of each I-beam 1 of pre-buried girder steel, use
The mode of machining ensures that all of reference platform 4 is put down in same level and with the equipment installed surface of pre-buried girder steel bottom
OK；
Step 2, with column 5, pre-buried girder steel is supported to the suitable height of factory roof, column 5 adopt φ 160mm ×
8mm steel pipe is manufactured, by level measurement and adjust the adjusting nut 6 at column 5 top and make on each I-beam 1 of pre-buried girder steel
All of reference platform 4 be in the upper level such as same, adjusting nut 6 is matched with vertical threaded bore on column 5 top steel plate
Close, lift its height by rotating adjusting nut 6, should preferentially adjust I-beam 1 two ends bottom surface adjusting nut 6 during adjustment, treat
Again by adjusting nut 6 jacking at column 5 top of the supporting-point in the middle of I-beam 1 after the equal leveling in each I-beam 1 two ends, make
The adjusting nut 6 at all column 5 tops is contacted with I-beam 1 lower surface of pre-buried girder steel and holds out against, and then locks adjusting nut
6；
Step 3, on all of reference platform 4 on each I-beam 1 of pre-buried girder steel install monitoring frame 7, monitor frame
7 is the steelframe of a pyramidal structure, and top is semicircular bulb 8 as monitoring point, makes all monitoring framves 7 by level measurement
The top bulb 8 having gone up monitoring effect is contour and be in same level, if any slight error can carry out local reconditioning or
The method that local increases pad is adjusted；
Step 4, fixing pre-buried girder steel continuous pouring concrete 3, in order to ensure pre-buried girder steel installation accuracy, in coagulation
Soil 3 complete irrigation amount 1/3,2/3 and all when, three times with playing monitoring effect on level measurement all monitorings frame 7 respectively
Top bulb 8 absolute altitude, by adjusting the adjusting nut 6 at column 5 top, makes to play the top ball of monitoring effect on all monitoring framves 7
8 contour and be in same level, and after mixing up, locking adjusting nut 6 does not allow to do any operation again.
Finally, maintenance the timeliness phase to after again measurement monitoring frame 7 on play monitoring effect top bulb 8 absolute altitude, record
The final result that numerical value is installed as equipment.
Claims (1)
1. a kind of installation of the pre-buried girder steel in roof and monitoring method, described pre-buried girder steel is frame structure, and this frame structure is by water
Flat connection channel-section steel (2) between I-beam (1) arranged in parallel and I-beam (1) is constituted, and this pre-buried girder steel is horizontally arranged at factory
House top, its top is integrally formed with roof concrete (3) pouring, and the lower surface that factory roof is exposed in its underpart is used for equipment peace
Dress it is characterised in that:
Step one, in the raised reference platform (4) of the upper surface spaced set of each I-beam (1) of pre-buried girder steel, use
The mode of machining ensures the equipment installed surface in same level and with pre-buried girder steel bottom for all of reference platform (4)
Parallel；
Step 2, with column (5), pre-buried girder steel is supported to the suitable height of factory roof, by level measurement and adjust vertical
It is same that the adjusting nut (6) at post (5) top makes all of reference platform (4) on each I-beam (1) of pre-buried girder steel be in
On horizontal plane, then locking adjusting nut (6)；
Step 3, installation monitoring frame (7) on all of reference platform (4) on each I-beam (1) of pre-buried girder steel, pass through
Level measurement makes all monitorings frame (7) go up, and top bulb (8) that monitoring acts on is contour and be in same level；
Step 4, fixing pre-buried girder steel continuous pouring concrete (3), before concrete (3) completes pouring, with level indicator even
Continuous measurement all monitorings frame (7) has gone up the top bulb (8) of monitoring effect, by adjusting the adjusting nut at column (5) top
(6) top bulb (8) that monitoring acts on is contour and be in same level so that all monitorings frame (7) go up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410725618.4A CN104975721B (en) | 2014-12-03 | 2014-12-03 | Installing and monitoring method of roof embedded steel beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410725618.4A CN104975721B (en) | 2014-12-03 | 2014-12-03 | Installing and monitoring method of roof embedded steel beam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104975721A CN104975721A (en) | 2015-10-14 |
| CN104975721B true CN104975721B (en) | 2017-02-01 |
Family
ID=54272648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410725618.4A Active CN104975721B (en) | 2014-12-03 | 2014-12-03 | Installing and monitoring method of roof embedded steel beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104975721B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0941494A (en) * | 1995-08-02 | 1997-02-10 | Tokyu Constr Co Ltd | Construction method of building structure |
| CN102888991A (en) * | 2012-10-25 | 2013-01-23 | 南通纺织职业技术学院 | Large-scale profile steel beam and concrete combined house roof constructing method |
| CN103397701A (en) * | 2013-08-13 | 2013-11-20 | 中天建设集团有限公司 | Adjustable positioning structure for pre-buried bolt double-layered positioning plate and construction method |
| CN103485549A (en) * | 2013-09-23 | 2014-01-01 | 中国五冶集团有限公司 | Large embedded part location device and method |
-
2014
- 2014-12-03 CN CN201410725618.4A patent/CN104975721B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0941494A (en) * | 1995-08-02 | 1997-02-10 | Tokyu Constr Co Ltd | Construction method of building structure |
| CN102888991A (en) * | 2012-10-25 | 2013-01-23 | 南通纺织职业技术学院 | Large-scale profile steel beam and concrete combined house roof constructing method |
| CN103397701A (en) * | 2013-08-13 | 2013-11-20 | 中天建设集团有限公司 | Adjustable positioning structure for pre-buried bolt double-layered positioning plate and construction method |
| CN103485549A (en) * | 2013-09-23 | 2014-01-01 | 中国五冶集团有限公司 | Large embedded part location device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104975721A (en) | 2015-10-14 |
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