CN101251448B - Construction method of inverse force wall and inverse force dado - Google Patents
Construction method of inverse force wall and inverse force dado Download PDFInfo
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- CN101251448B CN101251448B CN2008100708382A CN200810070838A CN101251448B CN 101251448 B CN101251448 B CN 101251448B CN 2008100708382 A CN2008100708382 A CN 2008100708382A CN 200810070838 A CN200810070838 A CN 200810070838A CN 101251448 B CN101251448 B CN 101251448B
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Abstract
The invention discloses a reaction wall and a construction method of a reaction dado; a plurality of loading holes with a certain hole diameter or hole distance are pre-embedded in the reaction wall and the reaction dado; the construction method mainly utilizes a tailor-made loading hole positioning mould to position each loading hole; a plurality of loading hole positions meeting the standard ofthe loading hole diameter and hole distance are arranged on the loading hole positioning mould, then matched with positioning stuffs or positioning plugs; therefore, the loading holes can be positioned conveniently and accurately, then fixed; unlike the prior method which measures while fixing, therefore the construction method can greatly improve the hole distance precision of each loading hole and reduce construction man-hours.
Description
Technical field
The present invention relates to a kind of construction method, refer to the construction method of a kind of counter force wall and counter-force pedestal especially.
Background technology
In the structural experiment chamber, counter force wall and counter-force pedestal are the important component parts of carrying out pseudo-static test.As shown in Figure 1, on this counter force wall 1 and the counter-force pedestal 2 all solid matter some loadings hole 11,21 is arranged, this loading hole the 11, the 21st is made by steel pipe and steel plate, and is embedded in the concrete in advance.And designing requirement, loading hole 11, the 21 single hole design level thrusts that are embedded in advance in counter force wall 1 and counter-force pedestal 2 concrete are 1000kN, the single hole resistance to plucking ability that is embedded in advance in counter-force pedestal 2 concrete is 1000kN, and in two meters scopes, any two load hole distance between centers errors less than ± 1mm.This counter force wall, counter-force pedestal are structured material, structural elements and structural system static load, dynamic test research with many tonnages actuator, reaction frame system, Fatigue Test Research, pseudo research, tensility shock-resistant experimental study and environmental simulation test research provide necessary experimental study condition.
Load the hole owing to be embedded with several thousand on described counter force wall and the counter-force pedestal, and load the pitch-row accuracy requirement height between the hole, the surface smoothness of wall and pedestal and mutual verticality require also high, so difficulty of construction is bigger.Traditional construction method is the mode fixing while measuring, promptly measure a position that loads the hole and fixing after, again according to the loading hole measurement that fixes and fixing next.This construction method, the error in previous hole can be added to the next one, and welding also can cause error fixedly the time, therefore in work progress, will constantly adjust, thereby cause precision not high, and construction is longer man-hour, also can make during casting concrete to load the hole displacement, and influence precision.
The utility model content
Technical matters to be solved by this invention is to provide a kind of counter force wall that respectively loads the hole precision and can reduce construction man-hour and construction method of counter-force pedestal of improving.
For reaching above-mentioned technical matters, technical solution of the present invention is:
A kind of construction method of counter-force pedestal is embedded with some loading holes with certain pore size and pitch-row on this counter-force pedestal, wherein this method comprises the steps:
1) template installing and locating, and draw co-ordination to determine to load the hole site;
2) utilize special loading hole jig installing and locating cake on template; This loading hole jig is a tabular body, has some positions, loading hole that load aperture, hole and pitch-row standard that meet on it; Should load the hole jig and be positioned on the template, make co-ordination points of intersection coincide on the loading Kong Weiyu template on it; Afterwards that diameter is suitable with loading the aperture, hole location cake is positioned in each loading position, hole and locks by nut;
3) installation loads the hole and locatees the upper surface; The following stomidium sleeve in the loading hole of making is in advance gone on the above-mentioned fixing location cake, to guarantee down the stomidium position; Again described loading hole jig is placed on some loadings hole, utilizes a location stopper to fill in the position, loading hole of this loadings hole jig simultaneously and load in the upper end hole in hole, thus assurance upper end hole position; The flatness of control loaded hole jig upper surface and load the axially bored line verticality afterwards;
4) fixingly load the hole and carry out reinforcing bar binding and install;
5) casting concrete;
6) form removable.
Described loading hole comprises a steel pipe, and the two ends of this steel pipe respectively are fixed with a steel plate, and the inner face of this steel plate is fixed with the barb muscle; Weld one jiao of sign indicating number at this upper end, loading hole steel plate lower surface, long shape hole is opened up in the outside of this angle sign indicating number; In the middle of this loading hole, add in addition and weld an interlocking sheet vertical, also opened up long shape hole on this interlocking sheet with the angle sign indicating number; Behind the described loading hole location, load on the angle sign indicating number in hole or the interlocking sheet by the angle steel interlocking in each, so that each is loaded hole in length and breadth to whole interlocking.
A kind of construction method of counter force wall is embedded with some loading holes with certain pore size and pitch-row on this counter force wall, this method comprises the steps:
1) angle steel of pre-buried some vertical settings and pre-buried control lever;
2) utilize special jig location, loading hole and the fixing vertical some loadings hole that is provided with; This loading hole jig is a tabular body, has some positions, loading hole that load aperture, hole and pitch-row standard that meet on it; Elder generation is with some loadings hole vertical array and utilize this loading hole jig and stopper location, a location, is fixed then.
3) adjust also side plate face position, control loaded hole and the preliminary fixing loading of the wall hole of going up; Spiral shell is established an adjustable making sheet on above-mentioned pre-buried control lever, and this adjustable making sheet is provided with three not adjusting bolts on same straight line, in order to adjust this adjustable control Board position and verticality; Some loadings hole that said fixing is good vertically is fixed on the pre-buried angle steel; It is firm near described adjustable making sheet and interlocking to load the hole jig;
4) utilize loading hole jig and positioning plug location to load the hole; Also fixing the going up of the opposite side that respectively loads the hole of above-mentioned Primary Location loaded the hole jig, then in both sides all beyond the Great Wall positioning plug respectively load the hole with the location;
5) fixingly load the hole and carry out reinforcing bar binding and install;
6) remove both sides and load the hole jig, two side templates and support are installed then;
7) casting concrete;
8) form removable.
Described loading hole comprises a steel pipe, and the two ends of this steel pipe respectively are fixed with a steel plate, and the inner face of this steel plate is fixed with the barb muscle; Respectively weld one jiao of sign indicating number in described steel pipe both sides, open up long shape hole on this angle sign indicating number; In the middle of this loading hole, add in addition and weld an interlocking sheet vertical, also opened up long shape hole on this interlocking sheet with the angle sign indicating number; Behind the vertical location, described loading hole, by the angle steel interlocking in each angle sign indicating number that loads the hole lock sweep fixing; But load on the interlocking sheet in hole then transverse integral interlocking in each by the angle steel interlocking.
After adopting such scheme, because the present invention loads the hole jig and locatees loading hole on counter force wall and the counter-force pedestal by having designed special special use, again the loading hole behind a plurality of location is fixed afterwards, rather than resemble and fix while measuring the classic method, thereby can improve the pitch-row precision that respectively loads the hole greatly.And this kind construction method cooperates location cake or positioning plug again by described loading hole jig, can be accurately and easily the location respectively load the hole, therefore can reduce construction man-hour.Moreover, the present invention is before assembling reinforcement, employing is loading hole the angle sign indicating number or the interlocking sign indicating number of welding in advance, by angle steel each is loaded the hole interlocking and become whole, rather than traditional welding fixed form, thereby can avoid the error that causes because of solid welding, and the long shape hole on described angle sign indicating number and the interlocking sign indicating number can play the effect of fine setting, therefore can reduce error, improve precision because of fixedly causing.
Description of drawings
Fig. 1 is the structural representation of construction back counter force wall and counter-force pedestal;
Fig. 2 is the construction method process flow diagram of counter-force pedestal of the present invention;
Fig. 3 is a counter-force pedestal construction process step 1 synoptic diagram of the present invention;
Fig. 4 is a counter-force pedestal construction process step 2 synoptic diagram of the present invention;
Fig. 5 is a counter-force pedestal construction process step 3 synoptic diagram of the present invention;
Fig. 6 loads location, hole cut-open view in the described step of Fig. 5;
Fig. 7 is a counter-force pedestal construction process step 4 synoptic diagram of the present invention;
Fig. 8 is the construction method process flow diagram of counter force wall of the present invention;
Fig. 9 is the adjustable making sheet of a counter force wall of the present invention location synoptic diagram;
Figure 10 is the structural representation that loads the hole on the counter force wall of the present invention;
Figure 11 is control lever and an adjustable making sheet synoptic diagram one among Fig. 9;
Figure 12 is control lever and an adjustable making sheet synoptic diagram two among Fig. 9;
Figure 13 is that counter force wall of the present invention loads location, hole synoptic diagram;
Figure 14 is that the A of Figure 13 is to synoptic diagram;
Figure 15 be among Figure 13 A to the synoptic diagram that loads jig location, hole with another structure;
Figure 16 is that counter force wall template of the present invention supports synoptic diagram.
Embodiment
As shown in Figure 2, cooperate Fig. 1 simultaneously, the main construction method flow process of counter-force pedestal of the present invention is: template installing and locating and setting-out--utilizes special loading hole jig installing and locating cake on template and--installs and load the hole and locate the upper surface and--fix the loading hole and also carry out reinforcing bar binding installation--casting concrete--form removable.Specify as follows:
One, template installing and locating and setting-out (as shown in Figure 3):
Install and fix template 3, and utilize the support system (not shown) to support this template 3; Control the surface smoothness of this template 3 then, and the flatness of this template 3 directly having determined the lower surface flatness of counter-force pedestal 2, also is simultaneously the prerequisite that guarantees counter-force pedestal 2 upper surface flatness; On this template 3, draw co-ordination afterwards, to confirm to load the position in hole 21.
Two, utilize special loading hole jig installing and locating cake (as shown in Figure 4) on template:
1, make special-purpose loading hole jig in advance, this loading hole jig 4 is a tabular body, and it can be made by steel plate, has some positions, loading hole 41 that meet aperture and pitch-row standard on it; And reaching easy construction as required, it is multiple that this loading hole jig 4 can be designed to, and is 3 * 3 nine punch dies among the figure;
2, described loading hole jig 4 is positioned on the template 3 of step 1, makes the position 41, loading hole on it relative with co-ordination joining on the template 3; In fact, also be decorated with line on this loading hole jig 4,, can guarantee the position, hole as long as the line on it is overlapped with line on the template 3;
3, diameter is suitable with loading 21 apertures, hole location cake 5 is positioned in each loading position, hole 41 of above-mentioned loading hole jig 4, locks by nut then.
4, take off described loading hole jig 4, be positioned over other position again,, can on template 3, need to install the position that loads hole 21 like this and accurately fix location cake 5 in order to the location cake 5 of other position of location and installation.
Three, installation loads the hole and locatees upper surface (as shown in Figure 5):
1, make loading hole 21 in advance, this loading hole 21 comprises that one meets the steel pipe 211 that the aperture requires, and the two ends of this steel pipe 211 respectively are fixed with a steel plate 212, and the inner face of this steel plate 212 is fixed with barb muscle 213;
2, the above-mentioned loading hole of making in advance 21 following stomidium sleeves are gone on the location cake 5 fixing on the described template 3, because described position of respectively locating cake 5 meets the requirements, therefore described loading hole 21 quilt covers thereon after, the position of its lower end also meets the requirements naturally;
3, more above-mentioned loading hole jig 4 is placed on some loadings hole 21, utilize a location stopper 6 to fill in simultaneously in the upper end hole in the position, loading hole 41 of this loadings hole jig 4 and loading hole 21, because described mould is the mould with gauge orifice position, thereby has also just guaranteed respectively to load the pitch-row of 21 upper ends, hole;
4, the flatness of control loaded hole jig 4 upper surfaces has also just been controlled the flatness of counter-force pedestal 2 upper surfaces; The verticality of control loaded hole 21 axis again, its lower end is guaranteed by location cake 5, the upper end then can be provided with a locating shaft point 61 in the center above described positioning plug 6, make this locating shaft point 61 and dead in line (as shown in Figure 6), can guarantee that all are fixed on 21 upper ends, loading hole that load on the hole jig 4 and are positioned on the axis.
Four, fixingly load the hole and carry out reinforcing bar binding (as shown in Figure 7) is installed:
Will be fixing by the loading hole behind the said method location 21, and the required reinforcing bar of colligation installation, to meet pulling force and requirement of strength.
And be the error that causes when reducing fixing loading hole, the present invention has carried out improving to the loading hole of above-mentioned existing structure and (can cooperate Fig. 5, shown in 6 or 7): promptly load hole 21 upper end steel plates, 212 lower surfaces welding one through accurately machined angle sign indicating number 214 at this, long shape hole 215 is opened up in the outside of this angle sign indicating number 214, fixing when respectively loading hole 21, can utilize angle steel 7 to be locked on the angle sign indicating number 214 in adjacent load hole 21, thereby each is loaded hole 21 interlockings become whole, correct and can finely tune to guarantee respectively to load the hole site, guarantee in concreting process, can not cause to load the hole displacement error; In addition, can be again add the vertical interlocking sheet 216 of weldering one and angle sign indicating number 214 in the middle of 21, also opened up long shape hole 217 on this interlocking sheet 216, so that the transverse integral interlocking respectively loads hole 21 in described loading hole; The improvement of this structure interconnects the form that respectively loads hole employing interlocking, can avoid welding fixing and error that cause.
Five, casting concrete:
Behind the casting concrete, also carry out surfacing processing and concrete curing etc.
Six, form removable:
After the concrete setting, described template 3 is removed, also will carry out the concrete surface arrangement then, load hole preservative treatment and finished product protection (with the whole place mat of scale board).
Again as shown in Figure 8, cooperate Fig. 1 simultaneously, the main construction method flow process of counter force wall of the present invention is: the angle steel of pre-buried some vertical settings and pre-buried control lever--utilizes jig location, special loading hole and the fixing vertical some loadings hole that is provided with and--adjusts and side plate face position, control loaded hole and the preliminary fixing hole that loads of wall of going up and--utilize and load the hole jig and the positioning plug location loads the hole that--the fixing hole that loads also carries out reinforcing bar binding and install--two side templates being installed and being supported--casting concrete--form removable.Specify as follows:
One, the angle steel of pre-buried some vertical settings and pre-buried control lever (as Fig. 9 and shown in Figure 13):
At the angle steel 7 of the pre-buried some vertical settings in body of wall position of counter force wall 1, in order to the fixing hole 11 that respectively loads; Wherein some angle steel can be as control lever 8 in order to regulate the position of a side wall simultaneously.And this angle steel and control lever can be pre-buried when building the counter-force pedestal.
Two, utilize special jig location, loading hole and the fixing vertical some loadings hole that is provided with:
Before the wall, elder generation is with some loadings hole 11 vertical array and utilize described loading hole jig 4 and positioning plug 6 location, is fixed then on loading hole 11.
As shown in figure 10, described loading hole 11 is the same with the loading hole of counter-force pedestal, and it comprises that also one meets the steel pipe 111 that the aperture requires, and the two ends of this steel pipe 111 respectively are fixed with a steel plate 112, and the inner face of this steel plate 112 is fixed with barb muscle 113; The error that causes when fixing the loading hole for reducing, the present invention also improves the loading hole at this counter force wall place: promptly respectively weld one in 11 steel pipes, 111 both sides, described loading hole through accurately machined angle sign indicating number 114, open up long shape hole 115 on this angle sign indicating number 114, add in addition the vertical interlocking pieces 6 of weldering one and angle sign indicating number 114 in the middle of 11, also opened up long shape hole 117 on this interlocking sheet 116 in described loading hole.In addition, can utilize described loading hole jig 4 and this some vertically disposed loadings hole 11, positioning plug 6 location, load on the angle sign indicating number 114 in hole 11 in each with angle steel 7 interlockings then, fix thereby each is loaded hole 11, and guaranteed vertical pitch-row.
Three, adjust also side plate face position, control loaded hole and the preliminary fixing loading of the wall hole (cooperation Fig. 9) of going up:
1, adjusts the control panel verticality: shown in Figure 11,12, spiral shell is established an adjustable making sheet 9 on described pre-buried control lever 8, making sheet 9 that this is adjustable is provided with three not adjusting bolts 91 on same straight line, should adjustable making sheet 9 be fixed on the control lever 8 by this adjusting bolt 91; Utilize transit, and utilize 3 principles that become one side, bolt 91 is respectively regulated in fine setting then, can reach the purpose of adjusting adjustable making sheet 9 positions and verticality, thereby confirms a side wall position of counter force wall 1.
2, the vertical loading hole that will have good positioning is in place: some loadings hole 11 that will fix in advance vertically is fixed on the pre-buried angle steel 7, by its angle sign indicating number 114 and angle steel 7 interlockings (as shown in figure 13).
3, also interlocking is firm near described adjustable making sheet 9 will to load hole jig 4: because the plate face outer end of described adjustable making sheet 9 is the position of counter force wall 1 one side walls, and it has reached satisfactory verticality, when so described loading hole jig 4 being close to its outer face, the inner face that has promptly guaranteed this loading hole jig 4 is a side wall of counter force wall 1.
Four, utilize loading hole jig and positioning plug location to load the hole:
The opposite side that respectively loads hole 11 of Primary Location is also fixed the above load hole jig 4, as shown in figure 14, equal positioning plug 6 beyond the Great Wall in both sides then, thus the location respectively loads hole 11.Because each vertical loading hole 11 pitch-row when last wall that is provided with is located, therefore can use the loading hole jig of another kind of structure this moment, i.e. three holes loading hole jig 4 ', as shown in figure 15, only needing to load hole jig 4 ' laterally with this three hole is buckled on three loading holes 11, with positioning plug 6 location, can guarantee respectively to load the transverse holes distance in hole 11 then.
Five, fixingly load the hole and carry out reinforcing bar binding and install:
Will be fixing by the loading hole behind the said method location 11, and the required reinforcing bar of colligation installation, to meet pulling force and requirement of strength.
The described hole 11 that vertically respectively loads is fixed by angle steel 7 interlockings by the angle sign indicating number 114 of its both sides before last wall, horizontal respectively load hole 11 and then can be fixed by angle steel 7 interlockings by described interlocking sheet 116.
Six, two side templates and support (as shown in figure 16) are installed:
After respectively loading hole 11 after fixing, remove both sides load hole jig 4 and 4 ', then template 3 is fixedly installed in the both sides in described loading hole 11, and supports by support system.
Seven, casting concrete:
Behind the casting concrete, go back concrete curing etc.
Eight, form removable:
After the concrete setting, two side templates 3 are removed, also will be carried out the concrete surface arrangement then, load hole preservative treatment and finished product protection (with the whole place mat of scale board).
Claims (4)
1. the construction method of a counter-force pedestal is embedded with some loading holes with certain pore size and pitch-row on this counter-force pedestal, loads the hole and comprises a steel pipe, and the two ends of this steel pipe respectively are fixed with a steel plate, and the inner face of this steel plate is fixed with the barb muscle; It is characterized in that this method comprises the steps:
1) template installing and locating, and draw co-ordination to determine to load the hole site;
2) utilize special loading hole jig installing and locating cake on template; This loading hole jig is a tabular body, has some positions, loading hole that load aperture, hole and pitch-row standard that meet on it; Should load the hole jig and be positioned on the template, make co-ordination points of intersection coincide on the loading Kong Weiyu template on it; Afterwards that diameter is suitable with loading the aperture, hole location cake is positioned in each loading position, hole and locks by nut;
3) installation loads the hole and locatees the upper surface; The following stomidium sleeve in the loading hole of making is in advance gone on the above-mentioned fixing location cake, to guarantee down the stomidium position; Again described loading hole jig is placed on some loadings hole, utilizes a location stopper to fill in the position, loading hole of this loadings hole jig simultaneously and load in the upper end hole in hole, thus assurance upper end hole position; The flatness of control loaded hole jig upper surface and load the axially bored line verticality afterwards;
4) fixingly load the hole and carry out reinforcing bar binding and install;
5) casting concrete;
6) form removable.
2. the construction method of counter-force pedestal according to claim 1, it is characterized in that: upper end, described loading hole steel plate lower surface welds one jiao of sign indicating number, and long shape hole is opened up in the outside of this angle sign indicating number; In the middle of this loading hole, add in addition and weld an interlocking sheet vertical, also opened up long shape hole on this interlocking sheet with the angle sign indicating number; Behind the described loading hole location, load on the angle sign indicating number in hole or the interlocking sheet in each, fix to whole interlocking in length and breadth so that each is loaded hole by the angle steel interlocking.
3. the construction method of a counter force wall is embedded with some loading holes with certain pore size and pitch-row on this counter force wall, and this loading hole comprises a steel pipe, and the two ends of this steel pipe respectively are fixed with a steel plate, and the inner face of this steel plate is fixed with the barb muscle; It is characterized in that this method comprises the steps:
1) angle steel of pre-buried some vertical settings and pre-buried control lever;
2) utilize special jig location, loading hole and the fixing vertical some loadings hole that is provided with; This loading hole jig is a tabular body, has some positions, loading hole that load aperture, hole and pitch-row standard that meet on it; Elder generation is with some loadings hole vertical array and utilize this loading hole jig and stopper location, a location, is fixed then;
3) adjust also side plate face position, control loaded hole and the preliminary fixing loading of the wall hole of going up; Spiral shell is established an adjustable making sheet on above-mentioned pre-buried control lever, and this adjustable making sheet is provided with three not adjusting bolts on same straight line, in order to adjust this adjustable control Board position and verticality; Some loadings hole that said fixing is good vertically is fixed on the pre-buried angle steel; It is firm near described adjustable making sheet and interlocking to load the hole jig;
4) utilize loading hole jig and positioning plug location to load the hole; Also fixing the going up of the opposite side that respectively loads the hole of above-mentioned Primary Location loaded the hole jig, then in both sides all beyond the Great Wall positioning plug respectively load the hole with the location;
5) fixingly load the hole and carry out reinforcing bar binding and install;
6) remove both sides and load the hole jig, two side templates and support are installed then;
7) casting concrete;
8) form removable.
4. as the construction method of counter force wall as described in the claim 3, it is characterized in that: one jiao of sign indicating number is respectively welded in steel pipe both sides, described loading hole, opens up long shape hole on this angle sign indicating number; In the middle of this loading hole, add in addition and weld an interlocking sheet vertical, also opened up long shape hole on this interlocking sheet with the angle sign indicating number; Behind the vertical location, described loading hole, fix by angle steel interlocking interlocking on the angle sign indicating number in each loading hole; But load on the interlocking sheet in hole then the transverse integral interlocking by the angle steel interlocking fixes in each.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100708382A CN101251448B (en) | 2008-03-28 | 2008-03-28 | Construction method of inverse force wall and inverse force dado |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100708382A CN101251448B (en) | 2008-03-28 | 2008-03-28 | Construction method of inverse force wall and inverse force dado |
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| CN101251448A CN101251448A (en) | 2008-08-27 |
| CN101251448B true CN101251448B (en) | 2010-11-10 |
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Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102720362B (en) * | 2012-06-20 | 2015-08-05 | 山东寿光第一建筑有限公司 | A kind of high accuracy steel concrete counter force wall construction technology |
| CN102926538B (en) * | 2012-11-19 | 2015-04-29 | 中建八局第四建设有限公司 | Reaction box and construction method of reaction wall |
| CN103105308B (en) * | 2013-01-22 | 2015-10-14 | 南京工业大学 | In-situ test method for cross-fault buried pipeline |
| CN103105309B (en) * | 2013-01-22 | 2015-10-14 | 南京工业大学 | Loading device for in-situ artificial simulation of reverse fault motion |
| CN103276901B (en) * | 2013-06-26 | 2015-07-15 | 陕西建工集团第十一建筑工程有限公司 | High-accuracy construction method for embedded pipes in cast-in-place concrete high and large-section reaction wall |
| CN104153479B (en) * | 2014-08-19 | 2016-07-06 | 中建二局第三建筑工程有限公司 | Reaction plate loading hole construction method and construction device thereof |
| CN105442852B (en) * | 2015-12-28 | 2017-07-28 | 福建工程学院 | A kind of pedestal loading hole above carries instrument |
| CN105971287B (en) * | 2016-06-08 | 2018-04-20 | 江苏鼎达建筑新技术有限公司 | Counter force wall vertical prestressing construction method |
| CN109723166B (en) * | 2017-10-31 | 2020-11-03 | 上海宝冶集团有限公司 | Steel frame positioning method for reaction wall |
| CN108532969B (en) * | 2018-05-31 | 2024-06-14 | 重庆建工集团股份有限公司 | Profile steel supporting device for loading hole embedded part and construction method of profile steel supporting device |
| CN109060280A (en) * | 2018-08-24 | 2018-12-21 | 重庆建工第八建设有限责任公司 | A kind of structure load wall load positioning mold and its construction method |
| CN109991069B (en) * | 2019-04-22 | 2021-10-26 | 河南工业大学 | Counter-force pedestal manufacturing method and loading hole unit adjusting device |
| CN109916617B (en) * | 2019-04-22 | 2020-07-28 | 河南工业大学 | Counter-force wall manufacturing method and loading hole unit adjusting device |
| CN109822282B (en) * | 2019-04-22 | 2020-11-13 | 河南工业大学 | Reaction wall, loading hole unit welding frock for reaction pedestal |
| CN114876093B (en) * | 2022-05-31 | 2023-12-19 | 安徽建工三建集团有限公司 | Construction method of reaction wall with stiff concrete hollow structure |
| CN117168743B (en) * | 2023-10-19 | 2024-04-05 | 中亿丰建设集团股份有限公司 | Positioning retest device for embedded loading hole and operation method |
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