CN104234385A - Mounting and construction method for terrace large-size steel plate embedded part - Google Patents
Mounting and construction method for terrace large-size steel plate embedded part Download PDFInfo
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- CN104234385A CN104234385A CN201410417780.XA CN201410417780A CN104234385A CN 104234385 A CN104234385 A CN 104234385A CN 201410417780 A CN201410417780 A CN 201410417780A CN 104234385 A CN104234385 A CN 104234385A
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Abstract
The invention discloses a mounting and construction method for a terrace large-size steel plate embedded part. The method comprises the following steps: manufacturing and mounting a reinforcing bar and welding an independent fixing bracket; 2) manufacturing an embedded steel plate; 3) pouring terrace concrete; 4) mounting the embedded steel plate; 5) filling a grouting funnel with high-strength contract-free grouting material. The method has the advantages that the concrete pouring is convenient, the vibration is compact and the construction efficiency is increased; if bias is detected after the embedded steel plate is mounted, an adjusting bolt can be timely used for finely leveling and the construction smoothness is ensured; the high-strength grouting material is injected through the grouting hole and the self-flowing and self-sealing properties of the grouting material are utilized to compensate the concrete bleeding shrinking gap, so that the embedded part is prevented from bulging in large area; an ash-draining vibrating hole is not formed and welded in the embedded steel plate, so that the steel plate welding is prevented from being heated and deformed; the embedded steel plate is wholly mounted, so that the bearing capability is increased, the quality is ensured and the cost is reduced.
Description
Technical field
The present invention relates to a kind of construction techniques, in particular, relate to construction method of installation after a kind of terrace heavy steel plate built-in fitting.
Background technology
The construction method that in building engineering construction, pre-embedded steel slab is conventional is first welding embedded element fixed mount, and relocate and install fixing embedded part, last concreting is shaping.Industrial Plant Ground large area pre-embedded steel slab embedded part adopts this kind of method construction, there will be blanking in concreting process and has some setbacks, reduce efficiency of construction; Vibrate in construction insufficient, concrete water bleeding shrinks all can cause pre-embedded steel slab large area hollowing; Lower grey hole is offered, repair welding time pre-embedded steel slab can be caused to be out of shape, readjust and need waste time and energy; Embedded part steel plate off normal can be caused in casting process to adjust difficulty, and revising or doing over again needs at substantial manpower and materials, and quality not easily ensures.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, and concreting convenience, vibration compacting, raising efficiency of construction are provided, construction method of installation after a kind of terrace heavy steel plate built-in fitting of avoiding embedded part large area hollowing to occur.
Construction method of installation after a kind of terrace heavy steel plate built-in fitting of the present invention, comprises the steps:
A, according to drawing requirement installing bottom layer reinforced mesh, adopt angle steel vertically anchor into below terrace, anchor into the degree of depth and be not less than 500mm, be welded and fixed support;
B, according to the specification of pre-embedded steel slab and steel plate raw material measure, four corners of pre-embedded steel slab offer locating hole, and an injected hole is respectively offered on the center line both sides of pre-embedded steel slab length direction, and described pre-embedded steel slab is fixedly connected with anchoring claw;
C, according to pre-embedded steel slab position of center line measurement and positioning, the whole bolt of smart Heibei provincial opera and adjusting nut are installed in the position that independent fixed support is corresponding with locating hole, adjustment pre-embedded steel slab essence is flat, and after passed examination, concreting is to higher than adjusting nut upper end 2-4mm and vibration compacting;
Complete the installation of pre-embedded steel slab before D, concrete initial set, and adjust absolute altitude, planeness, after passed examination, whole for smart Heibei provincial opera bolt and locating hole spot welding are fixed, then pre-embedded steel slab periphery concrete floor is filled and compacting receipts light and maintenance;
E, at injected hole place, slip casting funnel fill grouting material is installed, by with grouting material gravity flow, utilize grouting material to fill compensating concrete bleeding from close performance to shrink gap, avoid embedded part large area hollowing to occur;
Described fixed support is independent rack.Described pre-embedded steel slab installs 4 hoisting rings.In described injected hole, perfusion is the shrinkage-free grouting material of high strength.Described pre-embedded steel slab blanking adopts mechanical shearing or plasma cut, avoids hot-working to produce steel plate deformed.The center line of described two injected holes distance pre-embedded steel slab length direction is all 500mm.Described injected hole 4 diameter is 30 mm.Described locating hole diameter is 20mm.
The invention has the beneficial effects as follows: (1) concreting is convenient, and vibration compacting, can improve efficiency of construction; (2) pre-embedded steel slab finds deviation after installing, can be flat by adjustment bolt essence in time, ensure that construction planeness; (3) pour into high strength grout by injected hole, by flowing automatically with grouting material, utilizing, grouting material shrinks gap from close performance compensation concrete water bleeding, and embedded part large area hollowing can be avoided to occur; (4) pre-embedded steel slab does not need to offer, ash vibrates hole under repair welding, avoids Plate Welding temperature distortion; (5) pre-embedded steel slab integral installation improves bearing capacity, ensures the quality of products, cost-saving.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
In figure: the whole bolt 7 of pre-embedded steel slab 1, anchoring claw 2, locating hole 3, injected hole 4, slip casting funnel 5, hoisting ring 6, smart Heibei provincial opera, fixed support 8.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
Construction method of installation after a kind of terrace heavy steel plate built-in fitting of the present invention, comprises the steps:
A, according to drawing requirement installing bottom layer reinforced mesh, adopt angle steel vertically anchor into below terrace, anchor into the degree of depth and be not less than 500mm, be welded and fixed support 8, fixed support 8 is independent rack;
B, according to the specification of pre-embedded steel slab 1 and steel plate raw material measure, pre-embedded steel slab 1 blanking adopts mechanical shearing or plasma cut, hot-working is avoided to produce steel plate deformed, four corners of pre-embedded steel slab 1 offer the locating hole 3 that diameter is 20mm, the injected hole 4 of a diameter 30mm is respectively offered on the center line both sides of pre-embedded steel slab 1 length direction, injected hole 4 is 500mm apart from the center line of pre-embedded steel slab 1 length direction, described pre-embedded steel slab 1 is fixedly connected with anchoring claw 2, after pre-embedded steel slab 1 completes, install 4 hoisting rings 6;
C, according to pre-embedded steel slab 1 position of center line measurement and positioning, the whole bolt 7 of smart Heibei provincial opera and adjusting nut are installed in the position that independent fixed support 8 is corresponding with locating hole 3, adjustment pre-embedded steel slab 1 essence is flat, and after passed examination, concreting 9 is to higher than adjusting nut upper end about 3mm and vibration compacting;
Complete the installation of pre-embedded steel slab 1 before D, concrete 9 initial set, and adjust absolute altitude, planeness, after passed examination, whole for smart Heibei provincial opera bolt 7 is fixed with locating hole 3 spot welding, then pre-embedded steel slab 1 periphery concrete 9 terrace is filled and compacting receipts light and maintenance;
E, at injected hole 4 place, slip casting funnel 5 be installed and fill the shrinkage-free grouting material of high strength, by with grouting material gravity flow, utilize grouting material to fill compensating concrete bleeding from close performance to shrink gap, avoid embedded part large area hollowing to occur.
Described steps A is fixed independent rack and is adopted angle steel welding, and frame bottom anchors in the following soil layer of terrace and forms independent system, the whole bolt 7 of the cradle top adjustable smart Heibei provincial opera of welding, and puts down whole for smart Heibei provincial opera bolt 7 essence to pre-embedded steel slab 1 bottom position.
Described step B pre-embedded steel slab can carry out blanking according to embedded part size or convenient size of installing, and stagger reinforced mesh position welding embedded element anchoring claw 2, offers locating hole 3 and injected hole 4.
Described step C, D build terrace concrete, complete pre-embedded steel slab and install after abundant vibration compacting before concrete initial set, and carry out inspections adjustment to the planeness of pre-embedded steel slab 1, horizontal level, adjustment bolt and locating hole spot welding are fixed after qualified.
Described step e installs slip casting funnel 5 on pre-embedded steel slab 1 injected hole 4, and fills high strength contraction-free grouting concrete.
Claims (8)
1. a construction method of installation after terrace heavy steel plate built-in fitting, is characterized in that, comprises following construction sequence:
A, according to drawing requirement installing bottom layer reinforced mesh, adopt angle steel vertically anchor into below terrace, anchor into the degree of depth and be not less than 500mm, be welded and fixed support (8);
B, according to the specification of pre-embedded steel slab (1) and steel plate raw material measure, four corners of pre-embedded steel slab (1) offer locating hole (3), an injected hole (4) is respectively offered on the center line both sides of pre-embedded steel slab (1) length direction, and described pre-embedded steel slab (1) is fixedly connected with anchoring claw (2);
C, according to pre-embedded steel slab (1) position of center line measurement and positioning, in the position that independent fixed support (8) is corresponding with locating hole (3), the whole bolt of smart Heibei provincial opera (7) and adjusting nut are installed, adjustment pre-embedded steel slab (1) essence is flat, after passed examination, concreting (9) is to higher than adjusting nut upper end 2-4mm and vibration compacting;
The installation of pre-embedded steel slab (1) is completed before D, concrete (9) initial set, and adjust absolute altitude, planeness, after passed examination, whole for smart Heibei provincial opera bolt (7) and locating hole (3) spot welding are fixed, then pre-embedded steel slab (1) periphery concrete (9) terrace is filled and compacting receipts light and maintenance;
E, at injected hole (4) place, slip casting funnel (5) fill grouting material is installed, by with grouting material gravity flow, utilize grouting material to fill compensating concrete bleeding from close performance to shrink gap, avoid embedded part large area hollowing to occur.
2. construction method of installation after a kind of terrace heavy steel plate built-in fitting according to claim 1, it is characterized in that, described fixed support (8) is independent rack.
3. construction method of installation after a kind of terrace heavy steel plate built-in fitting according to claim 1, is characterized in that, upper installation 4 hoisting rings (6) of described pre-embedded steel slab (1).
4. construction method of installation after a kind of terrace heavy steel plate built-in fitting according to claim 1, is characterized in that, in described injected hole (3), perfusion is the shrinkage-free grouting material of high strength.
5. construction method of installation after a kind of terrace heavy steel plate built-in fitting according to claim 1, is characterized in that, described pre-embedded steel slab (1) blanking adopts mechanical shearing or plasma cut, avoids hot-working to produce steel plate deformed.
6. construction method of installation after a kind of terrace heavy steel plate built-in fitting according to claim 1, is characterized in that, the center line of described two injected holes (4) distance pre-embedded steel slab (1) length direction is all 500mm.
7. construction method of installation after a kind of terrace heavy steel plate built-in fitting according to claim 1, it is characterized in that, described injected hole (4) diameter is 30mm.
8. construction method of installation after a kind of terrace heavy steel plate built-in fitting according to claim 1, it is characterized in that, described locating hole (3) diameter is 20mm.
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| CN201410417780.XA CN104234385B (en) | 2014-08-25 | 2014-08-25 | Construction method of installation after a kind of terrace heavy steel plate built-in fitting |
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| CN104234385B CN104234385B (en) | 2016-08-10 |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104831731A (en) * | 2015-04-15 | 2015-08-12 | 广东省建筑工程集团有限公司 | Method for pouring cements at bottom layer of substrate |
| CN105040982A (en) * | 2015-07-05 | 2015-11-11 | 宜昌三峡送变电工程有限责任公司 | Reserve embedded postposition construction method of switch gear room of transformer substation |
| CN105040826A (en) * | 2015-08-05 | 2015-11-11 | 中国电建集团贵阳勘测设计研究院有限公司 | Standardized pre-buried assembly for structural concrete construction and construction method thereof |
| CN105908944A (en) * | 2016-04-20 | 2016-08-31 | 湖北永益金属地板有限公司 | Construction method of metal floor product |
| CN105926899A (en) * | 2016-05-13 | 2016-09-07 | 陕西柴油机重工有限公司 | Preparation technique for steel plate terrace of industrial workshop |
| CN107386455A (en) * | 2017-07-19 | 2017-11-24 | 陕西建工安装集团有限公司 | A kind of shock isolating pedestal and its construction method of installation |
| CN108005349A (en) * | 2017-11-30 | 2018-05-08 | 中建六局第三建筑工程有限公司 | Leveling method for super large ultra-flat terrace built-in fitting |
| CN108193702A (en) * | 2017-12-28 | 2018-06-22 | 中国核工业二四建设有限公司 | Embedded part bottom grouting material merges construction method with concrete |
| CN109340510A (en) * | 2018-10-18 | 2019-02-15 | 杭州杭氧化医工程有限公司 | Air separation cooling box basis foot anchor mounting structure and its installation method |
| CN109441111A (en) * | 2018-12-20 | 2019-03-08 | 北京首钢建设集团有限公司 | A kind of superduty embedded part mounting and fixing support method of conticaster |
| CN111395386A (en) * | 2020-04-22 | 2020-07-10 | 五冶集团上海有限公司 | Installation and construction method of grinding roller base of raw material mill |
| CN111980153A (en) * | 2020-08-18 | 2020-11-24 | 杭州江南建筑设计院有限公司 | Construction method for embedded column base in ground beam |
| CN112282072A (en) * | 2020-10-20 | 2021-01-29 | 中国建筑第八工程局有限公司 | Embedding method of group heavy-duty embedded parts |
| CN112282073A (en) * | 2020-10-20 | 2021-01-29 | 中国建筑第八工程局有限公司 | Embedded part of vertical actuator and construction method thereof |
| CN112663899A (en) * | 2021-01-22 | 2021-04-16 | 郭智霖 | Manufacturing method of self-leveling mortar terrace |
| CN113152693A (en) * | 2021-01-26 | 2021-07-23 | 中国化学工程第三建设有限公司 | Flatness-controllable long embedded assembly and method |
| CN113323433A (en) * | 2021-05-20 | 2021-08-31 | 浙江宝盛建设集团有限公司 | Construction method for reinforcing indoor hollowing terrace by adopting common scaffold and adopting reverse jacking and grouting |
| CN114033087A (en) * | 2021-11-02 | 2022-02-11 | 郑州祥和集团有限公司 | Construction method of embedded part of transformer substation |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104831731A (en) * | 2015-04-15 | 2015-08-12 | 广东省建筑工程集团有限公司 | Method for pouring cements at bottom layer of substrate |
| CN105040982A (en) * | 2015-07-05 | 2015-11-11 | 宜昌三峡送变电工程有限责任公司 | Reserve embedded postposition construction method of switch gear room of transformer substation |
| CN105040826A (en) * | 2015-08-05 | 2015-11-11 | 中国电建集团贵阳勘测设计研究院有限公司 | Standardized pre-buried assembly for structural concrete construction and construction method thereof |
| CN105040826B (en) * | 2015-08-05 | 2018-03-13 | 中国电建集团贵阳勘测设计研究院有限公司 | Standardized pre-buried assembly for structural concrete construction and construction method thereof |
| CN105908944A (en) * | 2016-04-20 | 2016-08-31 | 湖北永益金属地板有限公司 | Construction method of metal floor product |
| CN105926899A (en) * | 2016-05-13 | 2016-09-07 | 陕西柴油机重工有限公司 | Preparation technique for steel plate terrace of industrial workshop |
| CN107386455A (en) * | 2017-07-19 | 2017-11-24 | 陕西建工安装集团有限公司 | A kind of shock isolating pedestal and its construction method of installation |
| CN108005349A (en) * | 2017-11-30 | 2018-05-08 | 中建六局第三建筑工程有限公司 | Leveling method for super large ultra-flat terrace built-in fitting |
| CN108193702B (en) * | 2017-12-28 | 2020-07-10 | 中国核工业二四建设有限公司 | Combined construction method of grouting material and concrete at bottom of embedded part |
| CN108193702A (en) * | 2017-12-28 | 2018-06-22 | 中国核工业二四建设有限公司 | Embedded part bottom grouting material merges construction method with concrete |
| CN109340510A (en) * | 2018-10-18 | 2019-02-15 | 杭州杭氧化医工程有限公司 | Air separation cooling box basis foot anchor mounting structure and its installation method |
| CN109441111A (en) * | 2018-12-20 | 2019-03-08 | 北京首钢建设集团有限公司 | A kind of superduty embedded part mounting and fixing support method of conticaster |
| CN111395386A (en) * | 2020-04-22 | 2020-07-10 | 五冶集团上海有限公司 | Installation and construction method of grinding roller base of raw material mill |
| CN111980153A (en) * | 2020-08-18 | 2020-11-24 | 杭州江南建筑设计院有限公司 | Construction method for embedded column base in ground beam |
| CN112282072A (en) * | 2020-10-20 | 2021-01-29 | 中国建筑第八工程局有限公司 | Embedding method of group heavy-duty embedded parts |
| CN112282073A (en) * | 2020-10-20 | 2021-01-29 | 中国建筑第八工程局有限公司 | Embedded part of vertical actuator and construction method thereof |
| CN112663899A (en) * | 2021-01-22 | 2021-04-16 | 郭智霖 | Manufacturing method of self-leveling mortar terrace |
| CN113152693A (en) * | 2021-01-26 | 2021-07-23 | 中国化学工程第三建设有限公司 | Flatness-controllable long embedded assembly and method |
| CN113323433A (en) * | 2021-05-20 | 2021-08-31 | 浙江宝盛建设集团有限公司 | Construction method for reinforcing indoor hollowing terrace by adopting common scaffold and adopting reverse jacking and grouting |
| CN114033087A (en) * | 2021-11-02 | 2022-02-11 | 郑州祥和集团有限公司 | Construction method of embedded part of transformer substation |
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