CN114837410B - Beam penetrating sleeve positioning construction method for assembled building - Google Patents
Beam penetrating sleeve positioning construction method for assembled building Download PDFInfo
- Publication number
- CN114837410B CN114837410B CN202210614910.3A CN202210614910A CN114837410B CN 114837410 B CN114837410 B CN 114837410B CN 202210614910 A CN202210614910 A CN 202210614910A CN 114837410 B CN114837410 B CN 114837410B
- Authority
- CN
- China
- Prior art keywords
- penetrating sleeve
- taoguan
- liang
- positioning
- beam penetrating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000149 penetrating effect Effects 0.000 title claims abstract description 89
- 238000010276 construction Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000009435 building construction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000012548 In-process support Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/04—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for lintels, beams, or transoms to be encased separately; Special tying or clamping means therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/001—Corner fastening or connecting means for forming or stiffening elements
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a beam penetrating sleeve positioning construction method for an assembled building, which comprises the following steps of: manufacturing a supporting frame; the support frame is fixedly arranged at the top of the beam penetrating sleeve; erecting a beam template; placing through Liang Taoguan; installing a prefabricated laminated slab; accurately positioning the through Liang Taoguan, after the installation of the prefabricated laminated slab is completed, fixedly mounting a support frame at the bottom end part of the prefabricated laminated slab, extending out of the steel bar, after the position of the beam penetrating sleeve is accurately positioned, so that the beam penetrating sleeve is accurately positioned; binding beam steel bars and pouring a concrete beam; and (5) removing the beam template. The beam penetrating sleeve of the method takes the extending steel bars of the prefabricated laminated slab as positioning references, and has high positioning precision and no deviation. The beam penetrating sleeve is firmly positioned through the support frame, so that the beam penetrating sleeve is prevented from displacement, deformation and deflection in the process of pouring beam concrete, the beam penetrating sleeve is accurately positioned, the beam template can be directly taken down after pouring is finished, the construction steps are simplified, the construction efficiency is greatly improved, and the construction cost is reduced.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a beam penetrating sleeve positioning construction method for an assembled building.
Background
In building construction, holes for arranging pipelines are reserved in a mode of embedding sleeves when the beams are poured, the sleeves are usually bound on beam steel bars for positioning in the prior art, however, in the pouring process, the sleeves are easily deviated, skewed and the like due to on-site treading and concrete vibrating, the positioning accuracy is seriously affected, and the layout of later pipelines is not facilitated.
The patent application with the publication number of 111779267A provides a welding-free embedded fixing process for a beam penetrating sleeve, fixing points are fixedly arranged at two ends of the beam penetrating sleeve, and the fixing points are fixed on formwork supports at the edges of floor slabs at two sides through screws, so that the beam penetrating sleeve is positioned in the formwork. This solution has the following problems: 1. the sleeve is fixed on the beam template through the screw, so that holes are required to be punched on the template, and the beam template is damaged; 2. before the beam template is disassembled after the beam pouring is finished, the sleeve screws are required to be disassembled, so that the construction steps are increased, the operation process is complicated, and the construction efficiency is reduced.
Disclosure of Invention
The invention provides a beam penetrating sleeve positioning construction method for an assembled building, which aims to solve the problems in the prior art.
The invention provides a beam penetrating sleeve positioning construction method for an assembled building, which comprises the following steps of:
step one, manufacturing a supporting frame;
step two, fixedly mounting a support frame on the top of the beam penetrating sleeve;
step three, erecting a beam template;
step four, placing a beam penetrating sleeve
Directly placing the beam penetrating sleeve into a beam template for coarse positioning, and coarse adjusting the horizontal position;
step five, installing the prefabricated laminated slab
Hoisting a prefabricated laminated slab, wherein the end part of the prefabricated laminated slab extends out of the reinforcing steel bars and is positioned above the beam template;
step six, accurately positioning beam penetrating sleeve
After the prefabricated laminated slab is installed, the position of a beam penetrating sleeve is adjusted according to design requirements, and after the position of the beam penetrating sleeve is accurately positioned, a support frame is fixedly arranged at the bottom end part of the prefabricated laminated slab, which extends out of the reinforcing steel bar, so that the beam penetrating sleeve is accurately positioned;
seventh step, binding beam steel bars and pouring concrete beam
Binding reinforcing steel bars after the penetrating Liang Taoguan is fixed and positioned, and finally injecting concrete into the beam template;
and step eight, removing the beam template.
Moreover, the support frame comprises a cross rod and vertical rods, wherein the two vertical rods are symmetrically arranged at vertical intervals, the bottom ends of the two vertical rods are respectively fixedly arranged at the top end part of the through Liang Taoguan along the axial direction, the top end part of each vertical rod is respectively fixedly arranged with the cross rod, and the cross rod is perpendicular to the axial line of the through Liang Taoguan.
Moreover, the vertical rod is of an L-shaped structure.
And at least two beam penetrating sleeve pipes are arranged, and at least one connecting rod is fixedly arranged between the bottom end parts of two adjacent beam penetrating sleeve pipes Liang Taoguan.
And reinforcing ribs are obliquely and fixedly arranged between the two vertical rods.
In the first step, when the support frame is manufactured, the horizontal position and elevation of the beam penetrating sleeve, the outer diameter of the beam penetrating sleeve and the elevation of the extending reinforcing steel bars at the end parts of the prefabricated laminated plates are determined according to the field environment, then the vertical rod height and the horizontal rod length of the support frame are determined according to the parameters, a BIM technology is utilized to build a model, a prefabricated deep drawing is exported, the horizontal rods and the vertical rods are manufactured, and assembly, processing and welding are carried out to finish the manufacture of the support frame.
In the second step, the supporting frame is welded to the top end of the beam penetrating sleeve.
And in the sixth step, the supporting frame and the end part of the prefabricated laminated slab are welded together by extending out of the reinforcing steel bars.
The invention has the advantages and positive effects that:
1. the beam penetrating sleeve positioning construction method comprises the steps of firstly carrying out coarse positioning and then carrying out accurate positioning, wherein the positioning reference of the beam penetrating sleeve is the extending reinforcing steel bar of the prefabricated laminated slab, and the extending reinforcing steel bar is positioned above the beam template, so that the positioning reference of the beam penetrating sleeve (namely the extending reinforcing steel bar of the prefabricated laminated slab) cannot be displaced or affected by lateral force due to concrete vibration in the process of pouring the concrete beam, and the positioning accuracy of the beam penetrating sleeve is ensured.
2. In the beam penetrating sleeve positioning construction method, the support frame is processed in advance according to construction requirements, so that the accurate positioning of the beam penetrating sleeve position is realized, the construction quality is effectively ensured, and the subsequent pipeline layout is convenient; and the support frame is directly welded and fixed with the extending steel bars of the prefabricated laminated slab, a beam template is not required to be damaged, the beam template can be directly dismantled after pouring is completed, the strength of the beam template is ensured not to be damaged, and the construction efficiency is effectively improved.
3. In the beam penetrating sleeve positioning construction method, the reinforcing ribs are arranged between the two vertical rods of the support frame, so that the strength is effectively improved, the support frame is effectively prevented from deforming in the process of pouring beam concrete, and the stability and the positioning accuracy of beam penetrating sleeve positioning are improved.
4. In the beam penetrating sleeve positioning construction method, the connecting rods are fixedly arranged at the bottoms of the two beam penetrating sleeves, so that the beam penetrating sleeves are prevented from generating transverse deflection under the extrusion and vibration of concrete, the positioning accuracy of the beam penetrating sleeve is further improved, and the beam penetrating sleeve can survive once and become excellent once.
5. The method is simple in construction, and the penetrating Liang Taoguan takes the extending reinforcing steel bars of the prefabricated laminated plates as positioning references, so that the positioning accuracy is high and the prefabricated laminated plates are not deviated. The beam penetrating sleeve is firmly positioned through the support frame, so that the beam penetrating sleeve is prevented from displacement, deformation and deflection in the process of pouring beam concrete, the beam penetrating sleeve is accurately positioned, a beam template is not required to be damaged during construction, the beam template can be directly taken down after pouring is completed, construction steps are simplified, construction procedures are scientific and reasonable, construction efficiency is greatly improved, and construction cost is reduced.
Drawings
FIG. 1 is a flow chart of the method of the present invention;
FIG. 2 is a schematic view of the structure of the support frame and the beam penetrating sleeve of the present invention;
FIG. 3 is a front view of the support bracket and the beam penetrating sleeve of the present invention;
FIG. 4 is a side view of the support bracket and the beam passing sleeve of the present invention;
fig. 5 is a schematic installation view of the present invention.
In the figure, 1 is the montant, 2 is the strengthening rib, 3 is the horizontal pole, 4 is the connecting rod, 5 is wears Liang Taoguan, 6 is the reinforcing bar, 7 is prefabricated superimposed sheet, 8 is the beam template.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings.
The invention provides a beam penetrating sleeve positioning construction method for an assembled building, which is shown in fig. 1 and comprises the following steps:
step one, manufacturing a supporting frame
As shown in fig. 2 to 5, the supporting frame comprises two cross bars 3 and vertical bars 1, the vertical bars 1 are symmetrically arranged at two vertical intervals, the bottom ends of the two vertical bars 1 are respectively and fixedly arranged at the top end parts of the beam penetrating sleeve 5 along the axial direction, the top ends of each vertical bar 1 are respectively and fixedly arranged with the cross bars 3, and the cross bars 3 are perpendicular to the axial direction of the beam penetrating sleeve 5. The support frame has the advantages of simple and firm structure, convenient manufacture and low cost.
Firstly, determining the horizontal position, elevation and sleeve outer diameter of a beam penetrating sleeve 5 and the elevation of an end part of a prefabricated laminated slab 7 extending out of a steel bar 6 according to the on-site environment, then determining the vertical height of a vertical rod 1, the length of a reinforcing rib 2 and the length of a cross rod 3 of a support frame according to the parameters, building a model by using a BIM technology, guiding out a prefabricated processing deepening diagram, carrying out visual intersection, manufacturing the cross rod 3, the reinforcing rib 2 and the vertical rod 1 according to the processing deepening diagram, assembling, processing and welding, and finishing the manufacturing of the support frame.
Step two, fixedly mounting a support frame on the top of the beam penetrating sleeve 5 in a welding mode;
in the embodiment, taking two beam penetrating sleeves 5 as examples, the vertical rods 1 are in an L-shaped structure, at least one connecting rod 4 is fixedly arranged between the bottom end parts of two adjacent beam penetrating sleeves 5, and reinforcing ribs 2 are obliquely and fixedly arranged between two adjacent vertical rods 1. Through the setting of strengthening rib 2 and connecting rod 4, effectively promoted the steadiness of support frame, improved the bearing capacity of support frame, avoided pouring the in-process support frame and take place to warp, avoid pouring the in-process to wear Liang Taoguan and appear horizontal skew under concrete extrusion.
Step three, erecting a beam template 8
Step four, coarse positioning beam penetrating sleeve 5
Putting the beam penetrating sleeve 5 into the beam template 8, wherein the beam penetrating sleeve 5 is not fixed at the moment, and the horizontal position is roughly adjusted;
step five, installing the prefabricated laminated slab 7
Hoisting a prefabricated laminated slab 7, wherein a plurality of steel bars 6 extend out of the end parts of the prefabricated laminated slab 7 and are positioned above the beam templates 8;
step six, accurate positioning beam penetrating sleeve 5
After the prefabricated laminated slab 7 is installed, the position of the beam penetrating sleeve 5 is adjusted according to design requirements, and after the position of the beam penetrating sleeve 5 is accurately positioned, a supporting frame is fixedly arranged at the bottom end part of the extending reinforcing steel bar 6 of the prefabricated laminated slab 7, so that the beam penetrating sleeve 5 is accurately positioned;
according to the beam penetrating sleeve 5, the extending steel bars 6 of the prefabricated laminated slab 7 are used as positioning references, and the steel bars 6 are positioned above the beam templates, so that a positioning foundation is not influenced by concrete vibration in the pouring process of a concrete beam, deflection and skew of the beam penetrating sleeve 5 are effectively avoided, accurate positioning of the beam penetrating sleeve 5 is realized, construction quality is greatly improved, and follow-up pipeline layout is facilitated. And the support frame and the steel bar 6 are welded and fixed, so that the beam template cannot be damaged, and the beam template can be directly disassembled after pouring is finished, and the next construction is continuously carried out.
Seventh step, binding beam steel bars and pouring concrete beam
After the beam penetrating sleeve 5 is fixedly positioned, binding reinforcing steel bars, and finally injecting concrete into the beam template 8;
and step eight, dismantling the beam template 8.
The invention can realize firm positioning of the beam penetrating sleeve in three dimensions, the extending steel bars 6 of the prefabricated laminated slab 7 are used as positioning references, the beam penetrating sleeve is ensured to be stable all the time in the pouring process, no deviation or skew is generated, the accurate positioning of the beam penetrating sleeve is realized, a beam template is not required to be damaged during construction, the beam template can be directly taken down after the pouring is finished, the construction steps are simplified, the construction procedure is scientific and reasonable, the construction efficiency is greatly improved, and the construction cost is reduced.
The method is suitable for accurate reservation and embedding of the beam penetrating steel sleeve in the assembled building beam, the sleeve is firmly welded and fixed with the main structure by utilizing the connection of the shaped metal support frame and the extending ribs of the prefabricated laminated slab, the problem that the sleeve is only fixed with the steel bar in the beam in the traditional reservation mode, and the problems of one-time survival and one-time optimization of the sleeve due to the disturbance of the treading steel bar and the deviation in the concrete vibrating process are solved, and the sleeve pre-embedded by the method has good forming effect and good economic benefit.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.
Claims (8)
1. The beam penetrating sleeve positioning construction method for the fabricated building is characterized by comprising the following steps of:
step one, manufacturing a supporting frame;
step two, fixedly mounting a support frame on the top of the through Liang Taoguan (5);
step three, erecting a beam template;
step four, coarse positioning through Liang Taoguan (5)
Directly putting the punch Liang Taoguan (5) into a beam template (8) to perform coarse positioning and coarse adjustment of the horizontal position;
step five, installing prefabricated superimposed sheet (7)
Hoisting a prefabricated laminated slab (7), wherein the end part of the prefabricated laminated slab (7) extends out of a reinforcing steel bar (6) and is positioned above the beam template (8);
step six, accurate positioning through Liang Taoguan (5)
After the prefabricated laminated slab (7) is installed, the position of a beam penetrating sleeve (5) is adjusted according to design requirements, and after the position of the beam penetrating sleeve (5) is accurately positioned, a supporting frame is fixedly arranged at the bottom end part of a steel bar (6) extending out of the prefabricated laminated slab (7), so that the beam penetrating sleeve (5) is accurately positioned;
seventh step, binding beam steel bars and pouring concrete beam
After the penetrating Liang Taoguan (5) is fixedly positioned, binding reinforcing steel bars, and finally injecting concrete into the beam template (8);
and eighth, removing the beam template (8).
2. The beam penetrating sleeve positioning construction method for the fabricated building according to claim 1, wherein the supporting frame comprises a cross rod (3) and vertical rods (1), the vertical rods (1) are arranged symmetrically at two vertical intervals, the bottom ends of the two vertical rods (1) are fixedly arranged at the top end parts of the penetrating rod Liang Taoguan (5) along the axial direction respectively, the cross rod (3) is fixedly arranged at the top end part of each vertical rod (1) respectively, and the cross rod (3) is perpendicular to the axial line of the penetrating rod Liang Taoguan (5).
3. The beam penetrating sleeve positioning construction method for the fabricated building according to claim 2, wherein the vertical rod (1) is of an L-shaped structure.
4. The beam penetrating sleeve positioning construction method for the fabricated building according to claim 2, wherein at least two penetrating pipes Liang Taoguan (5) are arranged, and at least one connecting rod (4) is fixedly arranged between the bottom ends of two adjacent penetrating pipes Liang Taoguan (5).
5. The beam penetrating sleeve positioning construction method for the fabricated building according to claim 2, wherein the reinforcing ribs (2) are obliquely and fixedly arranged between the two vertical rods (1).
6. The method for positioning and constructing the beam penetrating sleeve for the fabricated building according to claim 2, wherein in the first step, when the supporting frame is manufactured, the horizontal position and elevation of the penetrating Liang Taoguan (5), the outer diameter of the penetrating Liang Taoguan (5) and the elevation of the end part of the prefabricated laminated slab (7) extending out of the reinforcing steel bar (6) are determined according to the field environment, then the height of the vertical rod (1) and the length of the transverse rod (3) of the supporting frame are determined according to the parameters, a model is built by using a BIM technology, a prefabricated processing deepening diagram is derived, the transverse rod (3) and the vertical rod (1) are manufactured, and assembly processing welding is carried out to finish the manufacturing of the supporting frame.
7. The method for positioning and constructing a beam penetrating sleeve for fabricated building according to claim 1, wherein in the second step, the supporting frame is welded to the top end of the penetrating Liang Taoguan (5).
8. The method for positioning and constructing the beam penetrating sleeve for the fabricated building according to claim 1, wherein in the sixth step, the supporting frame and the end portion of the prefabricated laminated slab (7) are welded together by extending out of the reinforcing steel bars (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210614910.3A CN114837410B (en) | 2022-05-31 | 2022-05-31 | Beam penetrating sleeve positioning construction method for assembled building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210614910.3A CN114837410B (en) | 2022-05-31 | 2022-05-31 | Beam penetrating sleeve positioning construction method for assembled building |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114837410A CN114837410A (en) | 2022-08-02 |
| CN114837410B true CN114837410B (en) | 2024-03-12 |
Family
ID=82572246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210614910.3A Active CN114837410B (en) | 2022-05-31 | 2022-05-31 | Beam penetrating sleeve positioning construction method for assembled building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114837410B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08128568A (en) * | 1994-11-02 | 1996-05-21 | Hideaki Sakata | Holding tool for boring sleeve pipe in reinforced concrete structure and boring method using this holding tool for reinforced concrete structure |
| JPH10331816A (en) * | 1997-01-30 | 1998-12-15 | Nisan Sangyo Kk | Sleeve pipe fixture |
| JP2935839B1 (en) * | 1998-05-27 | 1999-08-16 | 二三産業株式会社 | Sleeve tube fixture |
| JP2001081904A (en) * | 1999-09-10 | 2001-03-27 | Asahi Kasei Corp | Opening structure of concrete beam and opening method |
| JP2008025115A (en) * | 2006-07-18 | 2008-02-07 | Sekisui House Ltd | Sleeve holder |
| CN206245741U (en) * | 2016-12-14 | 2017-06-13 | 广西建工集团第一建筑工程有限责任公司 | New hole embedded tool |
| CN110409812A (en) * | 2019-07-19 | 2019-11-05 | 五冶集团上海有限公司 | A method of improving service sleeve installation accuracy in beam steel concrete blinding |
-
2022
- 2022-05-31 CN CN202210614910.3A patent/CN114837410B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08128568A (en) * | 1994-11-02 | 1996-05-21 | Hideaki Sakata | Holding tool for boring sleeve pipe in reinforced concrete structure and boring method using this holding tool for reinforced concrete structure |
| JPH10331816A (en) * | 1997-01-30 | 1998-12-15 | Nisan Sangyo Kk | Sleeve pipe fixture |
| JP2935839B1 (en) * | 1998-05-27 | 1999-08-16 | 二三産業株式会社 | Sleeve tube fixture |
| JP2001081904A (en) * | 1999-09-10 | 2001-03-27 | Asahi Kasei Corp | Opening structure of concrete beam and opening method |
| JP2008025115A (en) * | 2006-07-18 | 2008-02-07 | Sekisui House Ltd | Sleeve holder |
| CN206245741U (en) * | 2016-12-14 | 2017-06-13 | 广西建工集团第一建筑工程有限责任公司 | New hole embedded tool |
| CN110409812A (en) * | 2019-07-19 | 2019-11-05 | 五冶集团上海有限公司 | A method of improving service sleeve installation accuracy in beam steel concrete blinding |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114837410A (en) | 2022-08-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107060140B (en) | Prefabricated double-steel-tube concrete shear wall and assembling method thereof | |
| CN104088461B (en) | Y type cast-in-situ concrete columns template system and construction method thereof | |
| CN105155683A (en) | Prefabricated beam-column connection in prefabricated concrete buildings and construction method thereof | |
| CN105888108A (en) | Reinforced concrete shear wall with positioning prefabricated member inside and construction method of reinforced concrete shear wall | |
| CN104695557A (en) | Steel structure building construction method for one-step pre-burying of foundation bolts | |
| CN109129819B (en) | On-site concrete 3D printing equipment and building construction method | |
| CN105855434A (en) | Plate girder reinforcing cage integral forming shaping formwork and construction method | |
| CN112112264A (en) | Prefabricated column connecting joint for dry connection and construction method | |
| CN102953394A (en) | Precise foundation bolt positioning device | |
| CN114319977B (en) | Steel pipe concrete row column type connection precast shear wall structure and construction method | |
| CN108005381B (en) | Reinforced structure of steel reinforced concrete template and construction method | |
| CN114837410B (en) | Beam penetrating sleeve positioning construction method for assembled building | |
| CN109610707B (en) | Assembly structure with parallel and level prefabricated steel beams and floor slab and rapid construction method | |
| CN111778990A (en) | Permanent-temporary combined assembly type inner support system and construction method | |
| CN105735136B (en) | Box beam roof steel bar global formation mould bases and construction method | |
| CN112681616B (en) | Stiffening structure for assembling reinforced concrete structure by using section steel to replace part of reinforcing steel bars | |
| CN214658863U (en) | Long inclined plane fair-faced concrete formwork support system with inclination angle larger than 45 degrees | |
| CN210507799U (en) | Connector of semi-prefabricated section steel concrete column-section steel concrete beam node unit and section steel concrete beam | |
| CN113863679A (en) | Construction method of prefabricated house structure | |
| CN116427269B (en) | Variable-section inclined tower column steel-concrete combined section double-layer anchoring structure and construction method thereof | |
| CN105442735A (en) | Construction method of long steel bar stool cast-in-situ floor | |
| CN115012423B (en) | Waist beam pouring construction method and waist beam structure for foundation pit support | |
| CN218375203U (en) | Cast-in-place reinforced concrete V-shaped cylindrical framework, template and support frame | |
| CN213572715U (en) | Railing mounting structure of assembled stair | |
| CN218375393U (en) | Superimposed sheet installation check structure of taking one's place |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |