CN101806069B - Integrated fixation and installation method for bolt - Google Patents
Integrated fixation and installation method for bolt Download PDFInfo
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- CN101806069B CN101806069B CN201010148825XA CN201010148825A CN101806069B CN 101806069 B CN101806069 B CN 101806069B CN 201010148825X A CN201010148825X A CN 201010148825XA CN 201010148825 A CN201010148825 A CN 201010148825A CN 101806069 B CN101806069 B CN 101806069B
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Abstract
The invention discloses an integrated fixation and installation method for a bolt, which comprises the following steps of: assembling U-steel with a bolt hole in pairs into a frame-shaped U-steel fixing mount; determining the central line of each edge and obviously marking the central line; mounting upright poles and cross bars of a rigid bracket on spot; welding the rigid bracket solidly; performing spot welding on a bonding strip preliminarily; horizontally placing the U-steel fixing mount on the cross bars, welding the U-steel fixing mount and the cross bars and fixing the two after the central line of the U-steel fixing mount is consistent with a pre-determined central line; allowing an embedded bolt to penetrate a bolt hole at the bottom; adjusting the height of the top end by using a nut for leveling the top end; bonding and fixing the whole body by using the bonding strip after the alignment is performed completely and the measurement and re-checking show no error. The integrated fixation and installation method for the bolt is simple, feasible, high in efficiency and reliable in construction equality, can be performed under a plurality of conditions and increase the working efficiency by at least four times, greatly saves cost and improves production efficiency.
Description
Technical field
The present invention relates to the method for construction in a kind of Equipment Foundations work progress, specifically, relate to a kind of method of construction that the bolt overall fixed is installed.
Background technique
In the metallurgical industry engineering construction, along with the control of country to metallurgical industry size, low-producing construction project was restricted or controlled present stage.Because the metallurgical engineering scale that gets the Green Light is increasing, the equipment and the auxiliary facility that need just become increasingly complex, and corresponding construction technical requirement is more and more accurate, and the manipulator instrument is also more and more accurate, and therefore the installation precision to equipment requires also more and more higher.One of them performance is, the bolt of engineering equipment base increases thereupon, the corresponding increase of bolt quantity, the pre-buried required precision of bolt is higher, national regulation requires the deviation precision to be controlled in the 2mm to the civil engineering pre-embedded bolt, and the production of import equipment and installation producer often require the precision of bolt higher, so the civil engineering difficulty strengthens.
Conventional bolt method is: single bolt is installed respectively one by one, the welding fixing frame, and use theodolite etc. to carry out location work; On fixing frame, determine the bolt center, and use the punching pin punctum, thick bolt is hung in the relevant position with crane, preliminary centering bolt tip position, the centering perpendicularity makes deviation in allowed band again, in the bottom drawknot bar is welded on the fixing frame then, makes it firm.Use theodolite and messenger wire to weigh down relative position, absolute altitude and the perpendicularity of secondary calibration bolt afterwards, after calibrated affirmation size is errorless, use rigid material at two different direction that the lower end welding is fixing, secondary is proofreaied and correct again, and fixed top, finally be bolted on the fixing frame.
Conventional bolt installation steps are: fixing frame blanking, preliminary welding, measurement and positioning, each bolt all need be finished installation through preliminary installation, bolt level, vertical position adjustment, installation check, calibration, fixing frame welding.When utilizing the said method construction, it is poor that bolt is installed validity, and quality does not guarantee.Need to measure the engineer and do a large amount of check coordinate and elevation work, long construction period, labor intensity is big, and the cost of labour expenditure is many.The steel material that fixing bolt needs is many, and the not assurance of its strength and stiffness, and concreting very easily exerts an influence to the vibration of bolt, causes the bolt relative position to change easily, installs to equipment and brings difficulty.
Summary of the invention
The technical problem to be solved in the present invention provide a kind of simple and easy to do, efficient is high, reliable construction quality, and the integrated fixation and installation method for bolt that can under multiple condition, construct, work efficiency can improve four times at least after adopting the method, has saved cost greatly, has improved manufacturing efficiency.
In order to solve the problems of the technologies described above, the present invention is achieved by following technological scheme:
A kind of integrated fixation and installation method for bolt, form by following steps successively:
A. on channel-section steel, open bolt hole according to the diameter of need pre-embedded bolt;
B. according to the setting-out size, with channel-section steel material group to being assembled into the channel-section steel fixing frame of shaped as frame;
C. carry out the division of center line on each limit and make the visible marking for the good channel-section steel fixing frame of assembly unit;
D. on-the-spot rigid support vertical rod and the cross bar installed, with vertical rod and cross bar firm welding, preliminary spot welding drawknot bar;
E. on cross bar, keep flat the channel-section steel fixing frame, the center line that makes the channel-section steel fixing frame and design reserve center line consistent after, the channel-section steel fixing frame is weldingly fixed on the cross bar;
F. every pre-embedded bolt passes from the bottom bolt hole of channel-section steel fixing frame, and the top utilizes nut to carry out absolute altitude and regulates levelling;
G. treat whole centerings and measure check errorless after, use the drawknot bar to carry out whole drawknot to the channel-section steel fixing frame and fix, guarantee channel-section steel fixing frame monolithic stability.
Wherein, the aperture of the bolt hole among the step a is than the big 1mm of diameter of pre-embedded bolt.
The invention has the beneficial effects as follows:
(1) the present invention adopts bolt overall fixed construction method of installation, utilize hole-drilled channel-section steel fixing frame, bolt is pierced in the hole, and disposable centering and adjustment add the fixing bolt bottom and just can finish the installation of bolt overall fixed, convenient and swift, reduced labor intensity to a great extent, improved working efficiency, artificial less investment, expense reduces, and has saved human and material resources and financial resources.
(2) the present invention can make bolt installation precision integral body be improved, not only utilizing nut to carry out absolute altitude in vertical direction regulates, and substantially horizontal top is fixed by channel-section steel, the bottom is carried out overall fixed with angle steel to bolt, raise labour efficiency than single, when concreting, can resist concrete impact force; The vibration that concrete vibrator produces and the interference in other external world have fully guaranteed the rigidity and the intensity of bolt frame, thereby have guaranteed construction quality.
When (3) quantity of installing when bolt is big, the steel material that method of the present invention needs still less, this is because need be to the fixing drawknot of four direction during single bolt; When bolt is installed in groups, this group bolt is carried out four direction overall fixed drawknot get final product, need not all fix one by one by every bolt, reduce steel material.
(4) bolt installation method of the present invention can be constructed under multiple condition, not only in industrial building engineering, use when plant bottom case is installed, can also in steel-structure factory building column foundation, petrochemical industry project, fix middle the use by base, even hot blast stove anchor bolt radius ratio is bigger, circular bolt can be cut into arc section with steel plate, and locating holes in the above, can obtain good result equally, raise labour efficiency.
Description of drawings
Fig. 1 is the elevation that the present invention passes through channel-section steel fixing frame overall fixed bolt;
Fig. 2 is the planimetric map of channel-section steel fixing frame used in the present invention;
Fig. 3 is the single bolt of the present invention installment state schematic representation on the channel-section steel fixing frame.
---1 channel-section steel fixing frame---2 vertical rod---3 among the figure: pre-embedded bolt
Cross bar---4 drawknot bars---5 bolts hole---6 hexagon nut---7
Embodiment
The present invention is described in further detail below in conjunction with drawings and Examples:
The invention discloses a kind of integrated fixation and installation method for bolt, utilize the channel-section steel material disposable that many bolt in groups are firm, guarantee the once pre-buried precision of bolt.
As shown in Figure 1, for present embodiment, at first, through lathe auger shell keyhole 6 on the 10# channel-section steel, the quantity of bolt hole 6 amounts to 10, opens bolt hole 6 according to pre-embedded bolt 1 quantity on the general channel-section steel, and the diameter decision is the amount doesn't matter.Bolt hole 6 apertures require the aperture to be not more than 1mm than the diameter of pre-embedded bolt 1 than the big 1mm of pre-embedded bolt 1 diameter usually.
The channel-section steel that has bored bolt hole 6 is carried out pre-assembly unit according to designing requirement, and four channel-section steels weld an integral body, are assembled into the channel-section steel fixing frame 2 of shaped as frame, as shown in Figure 2.
The good channel-section steel fixing frame 2 of assembly unit is carried out the division of center line and makes the visible marking on each limit, that is to say, the line of centres of 2 liang of groups of described channel-section steel fixing frame opposite side is made the visible marking.
The concrete making step of above-mentioned channel-section steel fixing frame 2 is as follows:
1. consider the loss of channel-section steel, rationally carry out channel-section steel blanking assembly unit work; 2. need the diameter of pre-embedded bolt 1 to carry out the preliminary setting-out of steel plate according to this group; 3. check errorless after, on channel-section steel, open bolt hole 6, require the aperture to be not more than 1mm than pre-embedded bolt 1 diameter; 4. according to the setting-out size, with each channel-section steel material be grouping, assembly unit; 5. after the assembly unit each bolt position is accurately located; 6. after opening bolt hole 6, carry out exhaustive test once more, errorless after, carry out on-the-spot pre-embedded bolt 1 installment work.
After the good channel-section steel fixing frame 2 of assembly unit, rigid support vertical rod 3 and cross bar 4 are installed at the scene, with vertical rod 3 and cross bar 4 firm welding, and preliminary spot welding drawknot bar 5;
On cross bar 4, keep flat channel-section steel fixing frame 2 then, the center line that makes channel-section steel fixing frame 2 and design reserve center line consistent after, channel-section steel fixing frame 2 is weldingly fixed on the cross bar 4;
As shown in Figure 3, the bottom bolt hole 6 of every pre-embedded bolt 1 from channel-section steel fixing frame 2 passed, the top utilizes hexagon nut 7 to carry out absolute altitude and regulates levelling again;
At last, all centerings and measuring check errorless after, use drawknot bars 5 to carry out whole drawknot to channel-section steel fixing frame 2 and fix, guarantee channel-section steel fixing frame 2 monolithic stabilities.
It should be noted that in construction the size of channel-section steel fixing frame 2 is indefinite, therefore, the size of used channel-section steel model depends on diameter, weight and the size of institute's pre-embedded bolt 1.
Although in conjunction with the accompanying drawings the preferred embodiments of the present invention are described above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment only is schematic; be not restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away under the scope situation that aim of the present invention and claim protect, can also make the concrete conversion of a lot of forms, these all belong within protection scope of the present invention.
Claims (2)
1. an integrated fixation and installation method for bolt is characterized in that, is made up of following steps successively:
A. on channel-section steel, open bolt hole according to the diameter of need pre-embedded bolt;
B. according to the setting-out size, with channel-section steel material group to being assembled into the channel-section steel fixing frame of shaped as frame;
C. carry out the division of center line on each limit and make the visible marking for the good channel-section steel fixing frame of assembly unit;
D. on-the-spot rigid support vertical rod and the cross bar installed, with vertical rod and cross bar firm welding, preliminary spot welding drawknot bar;
E. on cross bar, keep flat the channel-section steel fixing frame, the center line that makes the channel-section steel fixing frame and design reserve center line consistent after, the channel-section steel fixing frame is weldingly fixed on the cross bar;
F. every pre-embedded bolt passes from the bottom bolt hole of channel-section steel fixing frame, and the top utilizes nut to carry out absolute altitude and regulates levelling;
G. treat whole centerings and measure check errorless after, use the drawknot bar to carry out whole drawknot to the channel-section steel fixing frame and fix, guarantee channel-section steel fixing frame monolithic stability.
2. a kind of integrated fixation and installation method for bolt according to claim 1 is characterized in that, the aperture of the bolt hole among the step a is than the big 1mm of diameter of pre-embedded bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010148825XA CN101806069B (en) | 2010-04-16 | 2010-04-16 | Integrated fixation and installation method for bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010148825XA CN101806069B (en) | 2010-04-16 | 2010-04-16 | Integrated fixation and installation method for bolt |
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| Publication Number | Publication Date |
|---|---|
| CN101806069A CN101806069A (en) | 2010-08-18 |
| CN101806069B true CN101806069B (en) | 2011-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010148825XA Active CN101806069B (en) | 2010-04-16 | 2010-04-16 | Integrated fixation and installation method for bolt |
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| CN (1) | CN101806069B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425186B (en) * | 2011-08-26 | 2014-02-05 | 中建钢构有限公司 | Foundation bolt stock and manufacture method thereof |
| CN103669389A (en) * | 2012-09-26 | 2014-03-26 | 上海宝冶集团有限公司 | Corrugated pipe fixing method for positioning foundation bolt |
| CN102900098B (en) * | 2012-11-14 | 2015-08-19 | 国家电网公司 | Basis built-in fitting leveling construction technology |
| CN106006361A (en) * | 2016-06-30 | 2016-10-12 | 中国五冶集团有限公司 | Pre-buried bolt assembly |
| CN106498975B (en) * | 2016-10-31 | 2018-09-14 | 五冶集团上海有限公司 | Wet type paper machine room anchor bolt installation method |
| CN109162399B (en) * | 2018-10-24 | 2024-06-18 | 湖南远大建工股份有限公司 | Leveling device for prefabricated inverted ridge and leveling construction method of leveling device |
| CN112323846B (en) * | 2020-11-27 | 2022-03-01 | 中国第十八冶金建设有限公司 | Installation construction method of blast furnace hot blast stove foundation annular distribution embedded bolts |
| CN115126266A (en) * | 2022-07-04 | 2022-09-30 | 中铁二十局集团第二工程有限公司 | Construction method of embedded part |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2596170Y (en) * | 2002-10-30 | 2003-12-31 | 莱芜钢铁集团有限公司 | Positioning rack of pre-buried ground bolt |
| CN101307603A (en) * | 2008-06-06 | 2008-11-19 | 中冶天工上海十三冶建设有限公司 | Column base anchor bolt moving-out type fixing rack construction method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6055125A (en) * | 1983-08-31 | 1985-03-30 | Toshiba Eng Constr Co Ltd | Setter for foundation bolt for installing apparatus |
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2010
- 2010-04-16 CN CN201010148825XA patent/CN101806069B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2596170Y (en) * | 2002-10-30 | 2003-12-31 | 莱芜钢铁集团有限公司 | Positioning rack of pre-buried ground bolt |
| CN101307603A (en) * | 2008-06-06 | 2008-11-19 | 中冶天工上海十三冶建设有限公司 | Column base anchor bolt moving-out type fixing rack construction method |
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| CN101806069A (en) | 2010-08-18 |
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Address after: 300301 Dongli District, flawless Street Jintang Highway Bridge No. ten Patentee after: MCC TIANGONG GROUP TIANJIN CO., LTD. Address before: 300301, Tanggu District, Tianjin twenty Street flawless Patentee before: Tianjin MCC20 Construction Co., Ltd. |