CN106968347A - A kind of wall heavy steel plate built-in fitting construction - Google Patents
A kind of wall heavy steel plate built-in fitting construction Download PDFInfo
- Publication number
- CN106968347A CN106968347A CN201710240115.1A CN201710240115A CN106968347A CN 106968347 A CN106968347 A CN 106968347A CN 201710240115 A CN201710240115 A CN 201710240115A CN 106968347 A CN106968347 A CN 106968347A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 122
- 239000010959 steel Substances 0.000 title claims abstract description 122
- 238000010276 construction Methods 0.000 title claims abstract description 31
- 238000003466 welding Methods 0.000 claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000005516 engineering process Methods 0.000 claims abstract description 7
- 230000004224 protection Effects 0.000 claims abstract description 6
- 238000005520 cutting process Methods 0.000 claims description 13
- 238000013461 design Methods 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 6
- 238000010583 slow cooling Methods 0.000 claims description 6
- 210000003205 muscle Anatomy 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000005246 galvanizing Methods 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012407 engineering method Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 239000002184 metal Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 210000003361 heart septum Anatomy 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The present invention relates to a kind of construction techniques, more particularly to a kind of wall heavy steel plate built-in fitting construction, its technological process is：Around factory process making → unwrapping wire positioning → steel plate built-in fitting lifting in place → welding triangle Steel bar rack fixation steel plate → steel plate wall steel bar colligation, supporting module, walls concrete pour → form removal after measure installation of embedded parts precision → finished product protection again.The present invention by work progress to the control of links, it is effectively controlled the construction of heavy steel plate installation of embedded parts quality and precision, and entirely construction technology process is simple and convenient, work efficiency is high, and wall heavy steel plate built-in fitting is constructed using this engineering method, construction speed is not only accelerated, material is saved simultaneously, cost is saved, techno-economic effect substantially, is worthy to be popularized.
Description
Technical field
The present invention relates to a kind of construction techniques, more particularly to a kind of wall heavy steel plate built-in fitting construction.
Background technology
With the fast development of China's new and high technology, increasing extensive process equipment, heavy mechanical equipment are put into
In production and construction, the characteristics of many precision equipments are because of its " volume is big, high from great, installation accuracy ", for equipment basic pre-buried
The mounting stability and precision controlling of part require higher, how accurately to control large scale equipment installation of embedded parts quality and precision to turn into
Key issue in construction.The construction for heavy steel plate built-in fitting does not have the effective construction party of complete set in the prior art
Method, so that there are many defects in construction, such as installation positioning precision is not high, and surface of steel plate is yielding, installs insecure, in advance
Steel plate built-in fitting off normal can be caused in the deformation easy to crack of embedded part periphery concrete, casting process, adjustment is difficult, causes the later stage to need
Do over again, waste time and energy, and quality cannot be guaranteed.
The content of the invention
For above-mentioned deficiency, the invention provides a kind of wall heavy steel plate built-in fitting construction, this engineering method can be effective
The construction of heavy steel plate installation of embedded parts quality and precision is controlled, and implements simple and convenient, work efficiency is high, accelerates construction speed,
Cost is low, and techno-economic effect is obvious.
The construction technology of the present invention comprises the following steps：
Steel plate processing and fabricating：According to design drawing and specification, the steel plate handled from galvanizing, using preheating low speed cutting
Method cutting steel plate, and pass through plug welding mode junction steel plate and the crab-bolt of perforating；It is aided with precision electronic device measurement control processing again
Precision is made, to ensure steel plate built-in fitting Forming Quality.
Unwrapping wire is positioned：Steel plate built-in fitting positions and dimensions are shown according to drawing, building for civil engineering offer is checked using spirit level
Axis and absolute altitude are built, and determines that steel plate installation of embedded parts position and bottom are marked using theodolite according to axial dimension and absolute altitude positioning
Height, planning lifting circuit and lifting mode；
The lifting of steel plate built-in fitting is in place：Both sides at least 2 worm steels of oblique each welding are fixed after hoisting steel plate is in place
Level is to stress, and vertical both sides are fixed using each reinforcement welding, is reinforced above and below side wall hole using buttress brace, it is ensured that hole
Periphery not craze and transfiguration；
Wall steel bar colligation around steel plate built-in fitting, wall form is installed and walls concrete is poured：Interal fixation is used
Reinforcement fabrication A-frame or stirrup hangs muscle are welded and fixed steel plate；Processing is made in advance for steel plate built-in fitting and triangle Steel bar rack
Make, and reinforcing bar shifts to an earlier date colligation around built-in fitting；Taken during wall concrete placings and catch up with slurry processes, concrete is poured from steel plate built-in fitting both sides,
Concrete is driven using vibrating head and enriches built-in fitting position, directly must not be vibrated above built-in fitting, in case vibrations built-in fitting is made
Into built-in fitting displacement；
Installation of embedded parts precision is measured after form removal again：Built-in fitting flatness should be measured after form removable again and vertical
Degree, checks whether deviation；And corresponding built-in fitting spacing is accurately measured, check whether deviation meets design requirement；Built-in fitting is pacified
Dress spacing, which should be noted that, can not be less than the requirement of design requirement minimum spacing；
Finished product protection：Installation of embedded parts finish detection it is qualified after, protected on surface using hard template, prevent dust
Or weight impact damage.
Further, slow cooling measure is taken after the steel plate cutting, slow cooling requirement is cooled to room temperature.
Further, the steel plate and crab-bolt are connected using perforation plug welding mode, and welding takes sander by steel after finishing
Plate surface welding position polishes flat, and checks flatness using precise electronic measurement instrument, it is ensured that surface of steel plate flatness.
Further, the steel plate built-in fitting should first carry out the examination of a lower position before lifting and hang, to verify its safety
Fastness；The necessary colligation of hoist cable firmly, in suspension hook internal lock jail must forbid to hook structure with plate hook by sling when steel plate built-in fitting is lifted by crane
Part.Steel plate built-in fitting should first pass through level meter and guiding ruler measurement flatness and perpendicularity before fixing, pass through transit survey
Two pieces of steel plate spacing, it is ensured that steel plate spacing is measured once, detected whether within error allowed band again after the completion of Interal fixation
Having should detect whether steel plate spacing changes immediately after the completion of movement, side wall concrete placings, and whether perpendicularity changes, should if changing
It is adjusted immediately.
Further, wall should preferentially be adjusted when the steel plate built-in fitting periphery wall steel bar conflicts with steel plate built-in fitting dowel
Body reinforcing bar, must not arbitrarily adjust steel plate built-in fitting dowel；Steel plate built-in fitting position template, which is installed, to be added on built-in fitting periphery
Strength is managed, and prevents swollen mould.
Further, placement layer by layer should be used when the walls concrete is poured, every layer pours height and cannot be greater than 50cm；
Concrete answers vibration compacting, and reinforcing bar must not be shaken when vibrating head vibrates, and causes built-in fitting to offset in order to avoid vibrations are excessive.
The present invention is compared with prior art：
The invention provides a kind of wall heavy steel plate built-in fitting construction, by work progress to links
Control, is effectively controlled the construction of heavy steel plate installation of embedded parts quality and precision, and whole construction technology process is simply square
Just, work efficiency is high, and wall heavy steel plate built-in fitting is constructed using this engineering method, construction speed is not only accelerated, and saves simultaneously
Material, saves cost, and techno-economic effect substantially, is worthy to be popularized.
Brief description of the drawings
Fig. 1 is construction flow chart of the present invention；
Embodiment
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1：
A kind of wall heavy steel plate built-in fitting construction that the present invention is used, its technological process is：Factory process makes
→ unwrapping wire positioning → lifting of steel plate built-in fitting is in place → is welded wall steel bar around triangle Steel bar rack fixation steel plate → steel plate and tied up
Bundle, supporting module, walls concrete pour → form removal after measure installation of embedded parts precision → finished product protection again.
Concrete technology flow process and key points for operation are：
1 factory process makes
According to design drawing and code requirement, from the steel plate after galvanizing is handled, using preheating low speed cutting method
Cutting steel plate, and by plug welding mode junction steel plate and the crab-bolt of perforating, then it is aided with precision electronic device measurement control processing and fabricating
Precision, to ensure steel plate built-in fitting Forming Quality.
1) steel plate cutting makes
(1) using the method for preheating low speed cutting, prevention steel plate cutting crackle.
(2) electronic equipment measurement error is used in cutting process, precision controlling is within ± 2mm；
(3) slow cooling measure (such as using heat-insulation blanket) should be taken after cutting, slow cooling requirement is cooled to room temperature.
2) steel plate is connected (perforation plug welding) with dowel：
(1) punched using radial drilling machine on steel plate；
(2) steel plate is reliably connected with dowel by plug welding mode of perforating；
(3) effective area of plug weld and slot weld should be the nominal area of circular hole or long slot bore on binding face；
(4) plug weld it is minimum in heart septum should be 4 times of aperture, longitudinal minimum spacing of slot welding weld seam should be slotted eye
2 times of length, the minimum spacing perpendicular to two emissions groove holes of slotted eye length direction should be 4 times of slotted eye width；
(5) minimum diameter of plug welding hole cannot be less than perforate plate thickness plus 8mm, and maximum gauge should be minimum diameter value and add
3mm, or be 2.25 times of perforate part thickness, and take the greater in two values.10 times of perforate part thickness are not to be exceeded in slotted eye length,
Minimum and maximum groove width regulation is identical with the minimum and maximum diameter of hole regulation of plug welding hole；
(6) plug welding and the sealing weld of slot welding height：When mother metal thickness is equal to or less than 16mm, the thickness of mother metal should be equal to；
When mother metal thickness is more than 16mm, the half of mother metal thickness is cannot be less than, and cannot be less than 16mm；
(7) dowel welding should use grinding machine that surface of steel plate welding position polishes flat after finishing, and use accurate electricity
Sub- measuring instrument checks flatness, it is necessary to meet design specification requirement flatness.
2 unwrapping wire are positioned
Steel plate built-in fitting positions and dimensions are shown according to drawing, the building axis line of civil engineering offer is provided first by spirit level
Whether have deviation with absolute altitude, check it is errorless after steel plate installation of embedded parts using theodolite is determined according to axial dimension and absolute altitude positioning
Position and bottom absolute altitude, and planning lifting circuit and lifting mode in advance.
The lifting of 3 steel plate built-in fittings is in place
(1) crane lifting for meeting lifting requirements is lifted or used using tower crane according to on-site actual situations.
(2) steel plate built-in fitting should first carry out the examination of a lower position before lifting and hang, to verify its securely property.Steel plate
The necessary colligation of hoist cable firmly, in suspension hook internal lock jail must forbid to use plate hook hanging hook component by sling when built-in fitting is lifted by crane.
(3) first position buttress brace reinforcing bar colligation up and down should be completed before the lifting of steel plate built-in fitting, two after hoisting steel plate is in place
Skew back fixes level to stress to each 2 diameter 25mm worm steels of welding, and vertical both sides use each diameter 25mm steel
Muscle is welded and fixed, and is reinforced above and below side wall hole according to atlas code requirement using buttress brace, it is ensured that hole periphery not craze and transfiguration.
(4) level meter and guiding ruler measurement flatness and perpendicularity should be first passed through before Interal fixation, is passing through transit survey
Two pieces of steel plate spacing, it is ensured that steel plate spacing is measured once again in ± 1mm after the completion of Interal fixation, has detected whether movement, side
It should detect whether steel plate spacing changes immediately after the completion of wall concrete placings, whether perpendicularity changes, if change to be carried out immediately
Adjustment.
Wall steel bar colligation around 4 steel plate built-in fittings, wall form is installed and walls concrete is poured.
(1) wall steel bar should be preferentially adjusted when steel plate built-in fitting periphery wall steel bar conflicts with steel plate built-in fitting dowel, no
Obtain and arbitrarily adjust steel plate built-in fitting dowel.
(2) Interal fixation is welded and fixed steel plate using C25 reinforcement fabrications A-frame or stirrup hangs muscle, convenient material drawing, Gu
It is fixed firm, and it is easy to adjustment, it is adaptable to any position set aside pre-embedded such as metope, ground, ceiling is installed.
(3) steel plate built-in fitting position template, which is installed, to carry out reinforcement processing on built-in fitting periphery, prevented swollen mould, poured coagulation
When native special messenger should be arranged to nurse this position template.
(4) it should be taken during wall concrete placings and catch up with slurry processes, poured concrete from steel plate built-in fitting both sides, coagulation is driven using vibrating head
The substantial built-in fitting position of soil, directly must not vibrate above built-in fitting, in case vibrations built-in fitting causes built-in fitting displacement；Pour mixed
Placement layer by layer should be used during solidifying soil, every layer pours height and cannot be greater than 50cm；Concrete answers vibration compacting, when vibrating head vibrates not
Reinforcing bar must be shaken, causes built-in fitting to offset in order to avoid vibrations are excessive.
Installation of embedded parts precision is measured after 5 form removals again
Built-in fitting flatness and perpendicularity should be measured after form removable again, deviation is checked whether；And accurately measure relative
Built-in fitting spacing is answered, checks whether deviation meets design requirement；Installation of embedded parts spacing, which should be noted that, to be less than design requirement most
Small pitch requirements.
6 finished product protections
Installation of embedded parts finish detection it is qualified after, should taking safeguard measure, (such as surface is protected using hard template, prevents ash
Dirt or weight impact damage).
It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention,
Some improvement can also be made, these improvement also should be regarded as protection scope of the present invention；The each group being not known in present embodiment
Prior art can use to be realized into part.
Claims (6)
1. a kind of wall heavy steel plate built-in fitting construction, it is characterised in that the construction technology comprises the following steps：
Steel plate processing and fabricating：According to design drawing and specification, the steel plate handled from galvanizing, using preheating low speed cutting method
Cutting steel plate, and pass through plug welding mode junction steel plate and the crab-bolt of perforating；
Unwrapping wire is positioned：Steel plate built-in fitting positions and dimensions are shown according to drawing, the building axle that civil engineering is provided is checked using spirit level
Line and absolute altitude, and steel plate installation of embedded parts position and bottom absolute altitude are determined using theodolite according to axial dimension and absolute altitude positioning, advise
Draw lifting circuit and lifting mode；
The lifting of steel plate built-in fitting is in place：Oblique each at least 2 worm steels of welding in both sides fix level after hoisting steel plate is in place
To stress, vertical both sides are fixed using each reinforcement welding；
Wall steel bar colligation around steel plate built-in fitting, wall form is installed and walls concrete is poured：Interal fixation uses reinforcing bar
Make A-frame or stirrup hangs muscle is welded and fixed steel plate；Taken during wall concrete placings and catch up with slurry processes, poured from steel plate built-in fitting both sides
Concrete is built, concrete is driven using vibrating head and enriches built-in fitting position, directly must not be vibrated above built-in fitting, in case vibrations are pre-buried
Part causes built-in fitting displacement；
Installation of embedded parts precision is measured after form removal again：Installation of embedded parts spacing, which should be noted that, can not be less than design requirement minimum spacing
It is required that；
Finished product protection：Installation of embedded parts finish detection it is qualified after, protected on surface using hard template, prevent dust or again
Thing impact damage.
2. a kind of wall heavy steel plate built-in fitting construction according to claim 1, it is characterised in that the steel plate is cut
Slow cooling measure is taken after cutting, slow cooling requirement is cooled to room temperature.
3. a kind of wall heavy steel plate built-in fitting construction according to claim 1, it is characterised in that the steel plate and
Crab-bolt is connected using perforation plug welding mode, and welding takes sander that surface of steel plate welding position polishes flat after finishing, and makes
Flatness is checked with precise electronic measurement instrument, it is ensured that surface of steel plate flatness.
4. a kind of wall heavy steel plate built-in fitting construction according to claim 1, it is characterised in that the steel plate is pre-
The examination that embedded part should first carry out a lower position before lifting is hung, to verify its securely property；Steel plate built-in fitting should before fixing
Level meter and guiding ruler measurement flatness and perpendicularity are first passed through, is passing through two pieces of steel plate spacing of transit survey, it is ensured that between steel plate
Away within error allowed band, measured again once after the completion of Interal fixation, after the completion of having detected whether movement, side wall concrete placings
It should detect whether steel plate spacing changes immediately, whether perpendicularity changes, if change to be adjusted immediately.
5. a kind of wall heavy steel plate built-in fitting construction according to claim 1, it is characterised in that the steel plate is pre-
Embedded part periphery wall steel bar should preferentially adjust wall steel bar when conflicting with steel plate built-in fitting dowel, must not arbitrarily adjust steel plate pre-buried
Part dowel；Steel plate built-in fitting position template, which is installed, to carry out reinforcement processing on built-in fitting periphery, prevent swollen mould.
6. a kind of wall heavy steel plate built-in fitting construction according to claim 1, it is characterised in that the wall is mixed
Solidifying soil should use placement layer by layer when pouring, every layer pours height and cannot be greater than 50cm；Concrete answers vibration compacting, and vibrating head vibrates
When must not shake reinforcing bar, in order to avoid vibrations excessive cause built-in fitting to offset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710240115.1A CN106968347A (en) | 2017-04-13 | 2017-04-13 | A kind of wall heavy steel plate built-in fitting construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710240115.1A CN106968347A (en) | 2017-04-13 | 2017-04-13 | A kind of wall heavy steel plate built-in fitting construction |
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| Publication Number | Publication Date |
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| CN106968347A true CN106968347A (en) | 2017-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710240115.1A Pending CN106968347A (en) | 2017-04-13 | 2017-04-13 | A kind of wall heavy steel plate built-in fitting construction |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108894335A (en) * | 2018-07-24 | 2018-11-27 | 中建八局第四建设有限公司 | A kind of steel plate built-in fitting construction method and steel plate pre-embedded device |
| CN109680805A (en) * | 2019-01-30 | 2019-04-26 | 中国华冶科工集团有限公司 | Groove type embedded part installation method |
| CN109853617A (en) * | 2019-01-21 | 2019-06-07 | 海门市帕源路桥建设有限公司 | A kind of suspension slidingtype bolt stretches that top is counter to push away metal embedded part and construction technology |
| CN111155549A (en) * | 2019-12-27 | 2020-05-15 | 绍兴宝城建筑工业化制造有限公司 | Construction method of steel structure combined embedded part |
| CN111218991A (en) * | 2020-01-19 | 2020-06-02 | 中国化学工程第十一建设有限公司 | Installation method of large embedded part |
| 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 |
| CN114809653A (en) * | 2022-05-22 | 2022-07-29 | 山西一建集团有限公司 | Precise positioning, mounting and constructing process for large-diameter conical embedded part |
| CN114961260A (en) * | 2022-06-30 | 2022-08-30 | 中冶建工集团有限公司 | Construction method for positioning stressed steel beam on steel frame bearing platform |
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| CN106436721A (en) * | 2016-12-05 | 2017-02-22 | 中铁第勘察设计院集团有限公司 | Underground diaphragm wall embedded steel enclosing purlin plug system and construction method thereof |
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| CN1760486A (en) * | 2004-10-15 | 2006-04-19 | 罗进南 | Slot opening building blocks or bricks as well as light shear wall and related building, and construction method |
| CN101644079A (en) * | 2009-06-08 | 2010-02-10 | 中铁建工集团有限公司 | Construction method of reinforced concrete shear wall body |
| US20140115996A1 (en) * | 2009-12-28 | 2014-05-01 | Ralph Gerald Hurst | Strong arm bolt-rebar system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108894335A (en) * | 2018-07-24 | 2018-11-27 | 中建八局第四建设有限公司 | A kind of steel plate built-in fitting construction method and steel plate pre-embedded device |
| CN109853617A (en) * | 2019-01-21 | 2019-06-07 | 海门市帕源路桥建设有限公司 | A kind of suspension slidingtype bolt stretches that top is counter to push away metal embedded part and construction technology |
| CN109853617B (en) * | 2019-01-21 | 2020-12-08 | 海门市帕源路桥建设有限公司 | Suspended sliding type bolt jacking and reverse-pushing metal embedded part and construction process |
| CN109680805A (en) * | 2019-01-30 | 2019-04-26 | 中国华冶科工集团有限公司 | Groove type embedded part installation method |
| CN111155549A (en) * | 2019-12-27 | 2020-05-15 | 绍兴宝城建筑工业化制造有限公司 | Construction method of steel structure combined embedded part |
| CN111218991A (en) * | 2020-01-19 | 2020-06-02 | 中国化学工程第十一建设有限公司 | Installation method of large embedded part |
| 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 |
| CN114809653A (en) * | 2022-05-22 | 2022-07-29 | 山西一建集团有限公司 | Precise positioning, mounting and constructing process for large-diameter conical embedded part |
| CN114961260A (en) * | 2022-06-30 | 2022-08-30 | 中冶建工集团有限公司 | Construction method for positioning stressed steel beam on steel frame bearing platform |
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Application publication date: 20170721 |
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| RJ01 | Rejection of invention patent application after publication |