CN103485549A - Large embedded part location device and method - Google Patents
Large embedded part location device and method Download PDFInfo
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- CN103485549A CN103485549A CN201310434369.9A CN201310434369A CN103485549A CN 103485549 A CN103485549 A CN 103485549A CN 201310434369 A CN201310434369 A CN 201310434369A CN 103485549 A CN103485549 A CN 103485549A
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Abstract
The invention discloses a large embedded part location device and method. The location device comprises a limit system. Embedded i steel is fixed in the limit system, two ends of the embedded i steel are arranged on the outer portion of the limit system, fixed angle steel is arranged between adjacent embedded i steel and is connected with the embedded i steel, and a guide steel pipe is fixed at the top end of each embedded i steel. The center lines of the guide steel pipes and the embedded i steel coincide, and the guide steel pipes are inserted in the embedded i steel. The elevation between the top face of an embedded part support steel plate and the bottom end of the embedded i steel is measured to be H1 through a measuring device, the adjacent embedded i steel is connected through the fixed angle steel, and concrete is poured. The guide steel pipes are installed at the center of the embedded part support steel plate, embedded parts are installed through a tower crane in a hoisting mode and are sleeved on the outer walls of the guide steel pipes, spot welding is conducted for fixing, and the concrete is poured. By means of the location device and method, horizontal elevation and vertical elevation are achieved, accuracy is higher, less time is consumed, and manpower and material resources are saved.
Description
Technical field
The present invention relates to a kind of positioner and localization method thereof based on to large-scale built-in fitting, belong in building operations the positioning field to large-scale built-in fitting.
Background technology
Built-in fitting (prefabricated embedded part) is exactly that (burying) member in concealed work is installed in advance, the component and fitting of settling when structure is built exactly, and the overlap joint when building superstructure by laying bricks or stones, the installation that is beneficial to the external works equipment Foundations is fixed.Built-in fitting is mostly by the metal manufacture.In building operations, use the situation of built-in fitting very many, tradition is all small-sized built-in fitting, its volume and weight are all very little, operating personnel can be located easily, locate all more accurate, development along with building trade, size and the weight of building required pre-buried parts in large-scale building place also surpass traditional built-in fitting, this large-scale built-in fitting oversize, in the situation that weight is overweight, operating personnel can't manually position it, all to position after adopting mechanical hoisting, but mechanical hoisting exists human eye and can't directly observe, need to position by auxiliary equipment, tradition its position and absolute altitude when pre-buried are controlled inaccurate, and spend more manpower, machinery and time.
The set aside pre-embedded of present large-scale built-in fitting, generally after lifting by tower crane, be placed directly in the position of measuring the unwrapping wire location, and then carry out the adjustment of thin section, but the stock size adjustment is not very accurate, horizontal absolute altitude and vertical absolute altitude are controlled inaccurate, in the situation that required precision is high, be difficult to reach designing requirement, and, for the installation in later stage brings very large difficulty, particularly running into anchor fluke with in the conflicting situation of reinforcing bar, the adjustment difficulty of reinforcing bar is also very large, wasted a large amount of human and material resources and time, effect is but undesirable.
Summary of the invention
The object of the invention is to overcome the existing horizontal absolute altitude to large-scale built-in fitting and vertical absolute altitude controls inaccurate, and lose time, the problem of human and material resources, designed a kind of positioner and localization method thereof based on to large-scale built-in fitting, utilize the problem of the horizontal absolute altitude of the good solution of this positioner and localization method and vertical absolute altitude, accuracy is higher, and shorter in time, saved human and material resources.
Purpose of the present invention is achieved through the following technical solutions: the positioner based on to large-scale built-in fitting, comprise caging system, be fixed with four pre-buried i iron in described caging system, the two ends of pre-buried i iron are all vertically through the outside that is arranged on caging system after caging system, between pre-buried i iron, be parallel to each other, and be provided with fixedly angle steel between adjacent pre-buried i iron, fixedly angle steel connects and composes rectangular configuration with pre-buried i iron respectively, the top of pre-buried i iron all is fixed with the guiding steel pipe, and the center line of the center line of guiding steel pipe and corresponding pre-buried i iron overlaps.
In technique scheme, by several reinforcing bars formation caging system that is interweaved, between every reinforcing bar, gap is arranged, the pre-buried i iron that four root architectures are identical is inserted in the gap in caging system, four pre-buried i iron adopt sustained height to be inserted, and to be welded and fixed with caging system, realize the fixing of horizontal and vertical position, increase the stability of location, make pre-buried i iron to strengthen with the globality of caging system, between pre-buried i iron, by angle steel, fix simultaneously, weld with corresponding pre-buried i iron respectively at the two ends of angle steel, angle steel forms a rectangular configuration, increased the resistance to overturning between pre-buried i iron, and define in the horizontal direction the position of pre-buried i iron, solved the problem of horizontal absolute altitude, utilize pre-buried i iron find range from, realized the problem of vertical absolute altitude, utilization is at the guiding steel pipe of the pre-buried i iron welded top of each root, built-in fitting accurately can be imported, accuracy is higher, and built-in fitting only need aim the place while entering to insert and gets final product, shorter in time, and tradition is all built-in fitting to be lifted on to the position of initial unwrapping wire location to the locate mode of large-scale built-in fitting, such step is to find the position of location after being lifted in the air by built-in fitting again, efficiency is low, and inaccurate, and the long long period of built-in fitting is hung in the position of aerial searching location, the probability met accident is large, and be lifted on the interference that easily is subject to wind speed in the air, easily produce and swing, the error of location is large, and pass through this programme, first to locate on the ground, again by guiding and the insertion of guiding steel pipe, determine the position of built-in fitting, saved manpower, material resources.
The top of described pre-buried i iron is provided with the embedded part supporting steel plate, and the center of embedded part supporting steel plate is arranged on the center line of this pre-buried i iron, and the top of guiding steel pipe and embedded part supporting steel plate is fixed.The embedded part supporting steel plate is that an end face of employing is foursquare steel plate, and the size of end face is greater than the top end face size of pre-buried i iron, the end face of pre-buried i iron could be covered fully like this, the embedded part supporting steel plate is as guiding steel pipe stationary device, make the guiding steel pipe to be connected to integral body with pre-buried i iron, the guiding steel pipe is owing to being finally to be inserted in built-in fitting, so other parts can not be set between the guiding steel pipe to be interconnected, avoid causing interference, the fixing of steel pipe and embedded part supporting steel plate that lead so must firmly and be stablized, adopt and be welded and fixed between pre-buried i iron and embedded part supporting steel plate, strengthen its stability, the center that simultaneously will guarantee the embedded part supporting steel plate is arranged on the center line of this pre-buried i iron, and the top end face of embedded part supporting steel plate keeps level, make center of gravity can not be offset, the center line of steel pipe of can guaranteeing to lead when the guiding steel pipe is installed is parallel with plumb line, after making built-in fitting by the steel pipe location of leading, the position that can guarantee its horizontal direction is accurate.The guiding steel pipe, can be after the built-in fitting lifting by after being welded on the embedded part supporting steel plate, and the passage directly arranged through the built-in fitting relevant position, be inserted in built-in fitting, utilizes the location of more than three, at conplane guiding steel pipe, not realized built-in fitting.
The top of described embedded part supporting steel plate is provided with through hole, and the center of embedded part supporting steel plate is arranged on the axis of through hole, and the bottom of guiding steel pipe is arranged in through hole, and the center line of guiding steel pipe and the dead in line of through hole.The guiding steel pipe is the hollow tubular structures that adopts metal material to make, and lead between steel pipe and embedded part supporting steel plate if the employing end contact, exist the effect that easily is subject to cross shear and cause leading between steel pipe and embedded part supporting steel plate and come off, so we have adopted on the embedded part supporting steel plate through hole have been set, the bottom of guiding steel pipe is inserted in through hole, through hole is to run through the embedded part supporting steel plate, after making the guiding steel pipe insert, with the top of pre-buried i iron, contact, smooth for what guarantee to insert, the diameter of through hole is greater than the outer diameter of guiding steel pipe, gap between the outer wall of the wall of through hole and guiding steel pipe can not be too large, easily cause too greatly guiding steel pipe rocking in through hole, the diameter of general through hole is greater than the outer diameter 10mm of guiding steel pipe for best, in fact the outer wall of steel pipe and the wall distance of through hole of leading is 5mm, can guarantee the to lead insertion of steel pipe of this distance, violent rocking occurs in the steel pipe that can prevent from again leading in through hole, and the distance of 5mm can be carried out landfill by the mode of welding, realized the connective stability of guiding steel pipe and embedded part supporting steel plate, form overall structure.
Described caging system comprises the spacing net of some layers, and spacing net is vertical settings that superpose successively, between adjacent spacing net, has gap, and pre-buried i iron passes all spacing nets and fixes with it.The spacing net of every one deck is all by forming at cross one another reinforcing bar, and caging system is that spacing net forms in stack vertically, and leave gap between adjacent spacing net, as concreting, so also guarantee simultaneously pre-buried i iron through spacing net after while being welded and fixed stability higher, pre-buried i iron is to have certain length, if spacing net is only fixed with the latter half of pre-buried i iron, so easily cause the first half of pre-buried i iron to rock, so need to will enough gaps be set between spacing net, the spacing net of multilayer can be fixed with pre-buried i iron top and the bottom respectively, reduce rocking of pre-buried i iron, make the stability of pre-buried i iron when positioning higher.
Localization method based on to large-scale built-in fitting comprises the following steps:
(1) as spacing net, in the relevant position of four angle end anchor poles of built-in fitting, inserting pre-buried i iron by fixedly reinforcing bar is set, use measureing equipment, is generally to use transit survey, and transit, be the instrument of measuring horizontal angle and vertical angle.According to angle measuring principle, design.Architectural be a kind of equipment more commonly used, adopt transit survey and adjust embedded part supporting steel plate end face on pre-buried i iron and equal H1 to the bottom absolute altitude of pre-buried i iron, afterwards by pre-buried i iron and the welding of spacing net, pre-buried i iron position and absolute altitude are fixed, then between adjacent pre-buried i iron, use fixedly angle steel to connect, last concreting, concrete thickness is h1, the bottom of H1 and h1 is at grade, so just the vertical absolute altitude of built-in fitting is decided;
(2) on the top of embedded part supporting steel plate, the guiding steel pipe is set, the center of embedded part supporting steel plate is reserved with the installation site as the guiding steel pipe than the through hole of guiding outer wall of steel pipe slightly larger in diameter, the bottom of guiding steel pipe is inserted in through hole, and the center line of guiding steel pipe is to overlap with the center line of embedded part supporting steel plate, then adopt will lead steel pipe and embedded part supporting steel plate of welding manner to fix, to lead steel pipe and pre-buried i iron of realization formed integrated connection, so just accurately located the horizontal level of built-in fitting;
(3) after the horizontal level of built-in fitting and vertical absolute altitude are all determined, just can directly with tower crane, lift built-in fitting, by built-in fitting be lifted into the guiding steel pipe directly over, utilize pre-buried by the hole offered, the built-in fitting correspondence is linked on the outer wall of each root guiding steel pipe, and after being finely tuned, spot welding is fixed, concreting again, the location of having realized built-in fitting.Adopt this localization method, can solve the problem of horizontal absolute altitude and vertical absolute altitude, by the plug-in type mode, position, and the position of guiding steel pipe is vertical fixing, built-in fitting accuracy after insertion is higher, and shorter in time, reduced error when traditional employing lifting is rear finds unwrapping wire location location, and stopped to be lifted on for a long time the consumption of the human and material resources that cause in the air, can realize that disposable short time lifting puts in place, save the man power and material, obtained marked improvement and outstanding technique effect.
The concrete top of building in described step (1) is fixedly between angle steel and spacing net.In order to guarantee that the location of pre-buried i iron and spacing net is added to strong stability, so need concreting, due in step (1), the guiding steel pipe also is not set, installed surface for the ease of the guiding steel pipe is clean, so need to control the concrete height of building during concreting for the first time, concrete had both covered fleece fully, reserve again the space of guiding penstock installation, so the concrete top of building is fixedly between angle steel and spacing net.
The quantity of the guiding steel pipe of described step (2) is three, respectively the corresponding wherein center of an embedded part supporting steel plate that is arranged on.Because the guiding steel pipe is the center that is vertically fixed on the embedded part supporting steel plate, the axis of the guiding steel pipe on the embedded part supporting steel plate is not in same plane so, just form triangle after like this center of three guiding steel pipes being connected, utilize triangle to there is the principle of stability, the built-in fitting cover is incorporated on the guiding steel pipe, just can in the horizontal direction built-in fitting be positioned, certainly, three guiding steel pipes are optimal numbers, if be all that the guiding steel pipe is set on all embedded part supporting steel plates, be exactly four guiding steel pipes, form rectangular configuration, also can in the horizontal direction built-in fitting be positioned, the guiding steel pipe quantity be more than three and three.
In sum, the invention has the beneficial effects as follows:
(1) utilize spacing net and pre-buried i iron be connected and fixing, vertically pass fine position net by pre-buried i iron, pre-buried i iron and spacing net form overall structure, make the horizontal and vertical position between them to fix, and because the height of pre-buried i iron can be measured in advance, in the follow-up location to large-scale built-in fitting, setting height(from bottom) can both be calculated accurately, the error existed while having reduced traditional location;
(2) equipment and materials of the present invention is all the obsolete material splicing adopted on building site, without the specialized designs manufacture, only need the structure of the material of assurance same position to get final product with being of the required size, realized the recycling of material, reduce the consumption of cost, reduced the cost of integrated engineering;
(3) utilize the guiding steel pipe of welding, by after the built-in fitting lifting, the hole arranged on built-in fitting in advance directly is linked on corresponding guiding steel pipe, three and above positioning steel tube are just realized the location to built-in fitting, process is simple and accuracy is high, has reduced a large amount of man power and materials' of traditional locate mode appearance consumption, with respect to the mode that after traditional lifting, bracing wire is located again, the efficiency of nested location of the present invention and accuracy are all very high, have shortened construction period;
(4) the guiding steel pipe is connected to overall structure by embedded part supporting steel plate and pre-buried i iron, make the stability of whole positioner improve, and when the location and installation of built-in fitting, each root guiding steel pipe and the embedded part supporting steel plate of its connection, the center of pre-buried i iron are all point-blank, can bear the weight of large-scale built-in fitting and not produce mobile or skew, make registration.
The accompanying drawing explanation
Fig. 1 is angle steel scheme of installation of the present invention;
Fig. 2 is structural representation of the present invention;
Fig. 3 is that the A-A of Fig. 2 is to sectional view;
Fig. 4 is the B place enlarged drawing of Fig. 3;
Fig. 5 is the installation of embedded parts schematic diagram;
Fig. 6 is the C place enlarged drawing of Fig. 5.
Mark and corresponding component title in accompanying drawing: 1-concrete construction joint; 2-fixedly angle steel; 3-embedded part supporting steel plate; 4-pre-buried i iron; 5-spacing net one; 6-spacing net two; 7-guiding steel pipe; 8-anchor pole bottom sealing plate; 9-built-in fitting top board; 10-built-in fitting anchor pole.
the specific embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited only to this.
Embodiment 1:
As Fig. 1, shown in Fig. 2, positioner based on to large-scale built-in fitting, comprise caging system, be fixed with four pre-buried i iron 4 in described caging system, the two ends of pre-buried i iron 4 are all vertically through the outside that is arranged on caging system after caging system, between pre-buried i iron 4, be parallel to each other, and be provided with fixedly angle steel 2 between adjacent pre-buried i iron 4, fixedly angle steel 2 connects and composes rectangular configuration with pre-buried i iron 4 respectively, the top of pre-buried i iron 4 all is fixed with guiding steel pipe 7, and the center line of the center line of guiding steel pipe 7 and corresponding pre-buried i iron 4 overlaps.Utilize spacing net and pre-buried i iron 4 be connected and fixing, vertical through fine position net by pre-buried i iron 4, pre-buried i iron 4 and spacing net form overall structure, make the horizontal and vertical position between them to fix, and because the height of pre-buried i iron 4 can be measured in advance, in the follow-up location to large-scale built-in fitting, setting height(from bottom) can both be calculated accurately, the error existed while having reduced traditional location, the length of guiding steel pipe 7 also can be measured, make the height of whole device to be measured, fixedly the height of angle steel 2 also can be measured, the horizontal dimension of device also can realize determining so, location for built-in fitting can accurately be measured, reduced error.
Embodiment 2:
As shown in Figure 3, Figure 4, on the basis of embodiment 1, the top of described pre-buried i iron 4 is provided with embedded part supporting steel plate 3, and the center of embedded part supporting steel plate 3 is arranged on the center line of this pre-buried i iron 4, and guiding steel pipe 7 is fixed with the top of embedded part supporting steel plate 3.Embedded part supporting steel plate 3 adopts the discarded steel plate on building site to be used, improve the recycling rate of waterused of material, and Cost reduction consumption, the face area of embedded part supporting steel plate 3 is greater than the apex area of pre-buried i iron 4, the top of pre-buried i iron 4 could be covered fully, make the top of pre-buried i iron 4 can be welded on embedded part supporting steel plate 3 fully, simultaneously in order to guarantee the stable of center of gravity, the center of embedded part supporting steel plate 3 need to be arranged on the center line of this pre-buried i iron 4, make when carrying out the location and installation of built-in fitting, stressed can be point-blank, the stability of positioner is improved, and not there will be the situation of inclination.
Embodiment 3:
As shown in Figure 3, Figure 4, on the basis of above-described embodiment, the top of described embedded part supporting steel plate 3 is provided with through hole, and the center of embedded part supporting steel plate 3 is arranged on the axis of through hole, the bottom of guiding steel pipe 7 is arranged in through hole, and the center line of guiding steel pipe 7 and the dead in line of through hole.Get three embedded part supporting steel plates 3, measure and draw the cross hairs of center thereon, as shown in Figure 4, through hole is offered in the center of cross hairs, the diameter of through hole is greater than the external diameter 10mm of guiding steel pipe 7, the steel pipe 7 that will lead is inserted in through hole, and adopt will lead steel pipe 7 and through hole of wlding to be welded together, make the resistance to overturning of guiding steel pipe 7 improve, because guiding steel pipe 7 is to insert as the guiding built-in fitting, so can not between guiding steel pipe 7, bracing or strutting arrangement be set again, this just needs each root guiding steel pipe 7 with embedded part supporting steel plate 3 fixedly the time, stable fixed structure can be arranged, through hole is set and finally welds together, it is the best way that guiding steel pipe 7 and embedded part supporting steel plate 3 is fixing.
Described caging system comprises the spacing net of some layers, and spacing net is vertical settings that superpose successively, between adjacent spacing net, has gap, and pre-buried i iron 4 passes all spacing nets and fixes with it.As shown in Figure 1, generally, two-layer spacing net is set and just can meets fixing pre-buried i iron 4, for convenience of description, by the spacing net 1 of the spacing net called after in upper strata, the spacing net 26 of the spacing net called after of lower floor, spacing net 1 be arranged on spacing net 26 directly over, pre-buried i iron 4 is simultaneously through spacing net 1 and spacing net 26, and the bottom of the bottom of pre-buried i iron 4 and spacing net 26 is arranged in same plane, the distance of spacing net 1 and spacing net 26 is 2/3rds length of pre-buried i iron 4, after can guaranteeing that so pre-buried i iron 4 and spacing net weld, can not produce and rock, resistance to overturning improves, built-in fitting is when location and installation, pre-buried i iron 4 can keep fixing and not move with the integral body that spacing net forms.
Embodiment 4:
As shown in Figure 5, Figure 6, the localization method based on to large-scale built-in fitting comprises the following steps:
(1) by reinforcing bar being set fixedly as upper and lower two-layer spacing net, pre-buried i iron 4 is inserted in relevant position at four angle end anchor poles of built-in fitting, use transit survey and adjust embedded part supporting steel plate 3 end faces on pre-buried i iron 4 and equal H1 to the bottom absolute altitude of pre-buried i iron 4, H1 is 1500mm, afterwards pre-buried i iron 4 is welded with two-layer spacing net simultaneously, the bottom of the bottom of pre-buried i iron and spacing net two at grade, 2/3rds of the length that distance between spacing net one and spacing net two is pre-buried i iron, prevent that pre-buried i iron from producing swing, pre-buried i iron 4 positions and absolute altitude are fixed, the absolute altitude of pre-buried i iron 4 is 1450mm, then between adjacent pre-buried i iron 4, use fixedly angle steel 2 to connect, last concreting, concrete thickness is h1, h1 is 1200mm, concrete covers spacing net fully, this time, concrete end face called after concrete construction joint 1, so just the vertical absolute altitude of built-in fitting is decided,
(2) top of three embedded part supporting steel plates 3 all arranges guiding steel pipe 7 therein, the center of embedded part supporting steel plate 3 is reserved with the installation site of through hole as guiding steel pipe 7, and the center line of guiding steel pipe 7 is to overlap with the center line of embedded part supporting steel plate 3, the length of guiding steel pipe 7 is 3600mm, external diameter is 48mm, the reserved through-hole diameter in the center of embedded part supporting steel plate 3 is 58mm, guiding steel pipe 7 can be inserted in through hole smoothly, and welded, so accurately located the horizontal level of built-in fitting;
(3) after the horizontal level of built-in fitting and vertical absolute altitude are all determined, directly with tower crane, lift built-in fitting, offer the through hole that diameter is 48mm on anchor pole bottom sealing plate 8 in four angle end built-in fitting anchor poles 10 on built-in fitting, after being lifted into directly over positioner by built-in fitting, through hole runs through whole built-in fitting anchor pole 10, each root guiding steel pipe 7 is corresponding to the through hole on built-in fitting anchor pole 10 wherein, the top of guiding steel pipe 7 is arranged on built-in fitting top board 9 200mm places, top, the height h3 of built-in fitting just can calculate, after being finely tuned, spot welding is fixed, on concrete construction joint 1, concreting covers built-in fitting again, realized the location of built-in fitting.
Adopt this mode to locate, need in the relevant position of four angle end anchor poles of built-in fitting, insert by utilizing in advance pre-buried i iron 4, offer through hole on four angle end built-in fitting anchor poles 10 of built-in fitting simultaneously, correspondence is arranged on the guiding steel pipe 7 on pre-buried i iron 4, position fixing process is quick and accurately, the locate mode with respect to traditional, improved location efficiency, reduce man power and material's consumption, improved regular accuracy.
The above; it is only preferred embodiment of the present invention; not the present invention is done to any pro forma restriction, any simple modification, equivalent variations that every foundation technology of the present invention, method are done above embodiment in fact, within all falling into protection scope of the present invention.
Claims (8)
1. the positioner based on to large-scale built-in fitting, it is characterized in that: comprise caging system, be fixed with four pre-buried i iron (4) in described caging system, the two ends of pre-buried i iron (4) are all vertically through the outside that is arranged on caging system after caging system, pre-buried i iron is parallel to each other between (4), and be provided with fixedly angle steel (2) between adjacent pre-buried i iron (4), fixedly angle steel (2) connects and composes rectangular configuration with pre-buried i iron (4) respectively, the top of pre-buried i iron (4) all is fixed with guiding steel pipe (7), and the center line of the pre-buried i iron (4) of the center line of guiding steel pipe (7) and correspondence overlaps.
2. the positioner based on to large-scale built-in fitting according to claim 1, it is characterized in that: the top of described pre-buried i iron (4) is provided with embedded part supporting steel plate (3), the center of embedded part supporting steel plate (3) is arranged on the center line of this pre-buried i iron (4), and guiding steel pipe (7) is fixed with the top of embedded part supporting steel plate (3).
3. the positioner based on to large-scale built-in fitting according to claim 2, it is characterized in that: the top of described embedded part supporting steel plate (3) is provided with through hole, the center of embedded part supporting steel plate (3) is arranged on the axis of through hole, the bottom of guiding steel pipe (7) is arranged in through hole, and the center line of guiding steel pipe (7) and the dead in line of through hole.
4. the positioner based on to large-scale built-in fitting according to claim 3 is characterized in that: the diameter of described through hole is greater than the outer diameter of guiding steel pipe (7).
5. the positioner based on to large-scale built-in fitting according to claim 1, it is characterized in that: described caging system comprises the spacing net of some layers, spacing net is the vertical setting that superposes successively, have gap between adjacent spacing net, pre-buried i iron (4) passes all spacing nets and fixes with it.
6. the localization method based on to large-scale built-in fitting, is characterized in that, comprises the following steps:
(1) by reinforcing bar being set fixedly as spacing net, pre-buried i iron (4) is inserted in relevant position at four angle end anchor poles of built-in fitting, use measureing equipment to measure and adjust embedded part supporting steel plate (3) end face on pre-buried i iron (4) and equal H1 to the bottom absolute altitude of pre-buried i iron (4), afterwards by pre-buried i iron (4) and spacing net welding, pre-buried i iron (4) position and absolute altitude are fixed, then between adjacent pre-buried i iron (4), use fixedly angle steel (2) to connect, last concreting, concrete thickness is h1, so just the vertical absolute altitude of built-in fitting is decided,
(2) guiding steel pipe (7) is set on the top of embedded part supporting steel plate (3), the center of embedded part supporting steel plate (3) is reserved with the installation site of through hole as guiding steel pipe (7), and the center line of guiding steel pipe (7) is to overlap with the center line of embedded part supporting steel plate (3), so accurately located the horizontal level of built-in fitting;
(3) after the horizontal level of built-in fitting and vertical absolute altitude are all determined, just can directly with tower crane, lift built-in fitting, the built-in fitting correspondence is linked on the outer wall of each root guiding steel pipe (7), after being finely tuned, spot welding is fixed, concreting again, the location of having realized built-in fitting.
7. the localization method based on to large-scale built-in fitting according to claim 6, it is characterized in that: the concrete top of building in described step (1) is fixedly between angle steel (2) and spacing net.
8. the localization method based on to large-scale built-in fitting according to claim 6, it is characterized in that: the quantity of the guiding steel pipe (7) of described step (2) is three, correspondence is arranged on the wherein center of an embedded part supporting steel plate (3) respectively.
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| CN201310434369.9A CN103485549B (en) | 2013-09-23 | 2013-09-23 | Based on the localization method to large-scale built-in fitting |
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| CN104652834B (en) * | 2015-02-04 | 2016-09-28 | 中国建筑第二工程局有限公司 | A kind of limit mounting method of curtain wall built-in fitting and the installation mold of use thereof |
| CN104652834A (en) * | 2015-02-04 | 2015-05-27 | 中国建筑第二工程局有限公司 | Method for limiting and mounting curtain wall pre-embedded part and mounting die used for method |
| CN106760571B (en) * | 2016-12-29 | 2022-07-19 | 上海建工五建集团有限公司 | Tool and method for quickly positioning and adjusting precast beam component |
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| CN107243728A (en) * | 2017-07-03 | 2017-10-13 | 中国华冶科工集团有限公司 | Auxiliary installation device and auxiliary installation method |
| CN108086697A (en) * | 2018-01-10 | 2018-05-29 | 中国建筑第八工程局有限公司 | A kind of built-in fitting lifting accurate-location device and lifting precise positioning method |
| CN108086697B (en) * | 2018-01-10 | 2023-09-01 | 中国建筑第八工程局有限公司 | Precise positioning device and precise positioning method for embedded part hoisting |
| CN109958195A (en) * | 2019-01-18 | 2019-07-02 | 中国核工业华兴建设有限公司 | A kind of nuclear power station heap container supporting embedded part construction method |
| CN109958195B (en) * | 2019-01-18 | 2020-11-10 | 中国核工业华兴建设有限公司 | Construction method for reactor vessel supporting embedded part of nuclear power station |
| CN112411765B (en) * | 2020-11-10 | 2021-06-25 | 新疆维泰开发建设（集团）股份有限公司 | Anti-displacement construction method for pre-buried groove of finished support |
| CN112411765A (en) * | 2020-11-10 | 2021-02-26 | 新疆维泰开发建设（集团）股份有限公司 | Anti-displacement construction method for pre-buried groove of finished support |
| CN113183326A (en) * | 2021-04-09 | 2021-07-30 | 中铁六局集团太原铁路建设有限公司 | Construction method for refilling silo of mixing station under complex geological condition |
| CN113718559A (en) * | 2021-08-27 | 2021-11-30 | 中国二十二冶集团有限公司 | Quick adjusting method for elevation of embedded part of track |
| 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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