CN210508052U - Novel assembled building location steel sheet - Google Patents
Novel assembled building location steel sheet Download PDFInfo
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- CN210508052U CN210508052U CN201921074688.2U CN201921074688U CN210508052U CN 210508052 U CN210508052 U CN 210508052U CN 201921074688 U CN201921074688 U CN 201921074688U CN 210508052 U CN210508052 U CN 210508052U
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Abstract
The utility model discloses a novel prefabricated building location steel sheet, the location steel sheet is used for prefabricated building conversion layer vertical reinforcement location, vertical reinforcement is the locating reinforcement on the vertical prefabricated component, the location steel sheet includes locating plate, play muscle hole and vibration hole, the muscle hole has been seted up out according to the setpoint of conversion layer vertical reinforcement on the location steel sheet, the length of location steel sheet is the same with vertical prefabricated component's length, and the width is more than vertical prefabricated component's wall thickness 100mm, be provided with a plurality of vibration holes on the locating plate, be provided with the bolt hole along long limit direction symmetry on the locating plate, install supporting bolt on the bolt hole, supporting bolt does not install supporting nut with the last lower face department of meeting of locating plate, the bottom surface and the concrete structure of locating plate are accomplished the face at same height. The height-adjustable of location steel sheet and the play muscle length of vertical reinforcing bar are controllable, have improved job site quality management and control level.
Description
Technical Field
The utility model belongs to instrument for the construction, concretely relates to novel assembly type structure location steel sheet.
Background
At present building site, the steel bar location of assembled building conversion layer, the universal adoption: clamping and temporarily fixing by using a wood template and a square steel pipe; (2) the two methods cannot completely ensure the planar positioning accuracy of the steel bar, effectively control the length of the steel bar, adjust the elevation of the positioning steel plate and have poor use effect.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims to provide a novel assembly type structure location steel sheet to prior art not enough.
The technical scheme is as follows: the utility model relates to a novel prefabricated building location steel plate, the location steel plate is used for the location of prefabricated building conversion layer vertical reinforcement, the vertical reinforcement is the location reinforcing bar on the vertical prefabricated component, the location steel plate includes locating plate, play muscle hole and vibration hole, the location steel plate is the sheet steel that thickness is 5mm, the play muscle hole has been seted up according to the setpoint of conversion layer vertical reinforcement on the location steel plate, the length of location steel plate is the same with the length of vertical prefabricated component, and the width is 100mm more than the wall thickness of vertical prefabricated component, be provided with a plurality of vibration hole on the locating plate, be provided with the bolt hole along long edge direction symmetry on the locating plate, install supporting bolt on the bolt hole, supporting bolt and the upper and lower junction of locating plate do not install supporting nut, supporting bolt places on concrete structure pouring face, the bottom surface of the positioning plate and the concrete structure finishing surface are at the same height.
Preferably, still include out muscle length control system, it includes the PVC pipe to go out muscle length control system, length is 8d +20mm, and external diameter and wall thickness are 20mm, 1mm respectively, the PVC pipe box is located and is exposed on the vertical reinforcing bar of location steel sheet.
A novel assembly type building construction method by utilizing the positioning steel plate comprises the following steps:
(1) construction preparation:
counting the number of all vertical prefabricated components, the sizes of the components, the positions, specifications and number of the ribs in combination with a building structure and a structure construction professional drawing;
(2) processing a positioning steel plate:
designing and processing the positioning steel plate according to the data counted in the step (1), wherein the processing content comprises the following steps: positioning a steel plate for line drawing and cutting, forming holes of rib forming holes, forming holes of vibrating holes and forming holes of bolt holes; the design of the positioning steel plate is designed according to the size of a vertical prefabricated component, and when the wall length and the wall thickness of the vertical prefabricated component are 2100mm and 200mm respectively, the specification length and width of the positioning steel plate is 2100 x 300 x 5 mm;
(3) bouncing a control line and positioning a steel plate to fall:
1) before the positioning steel plate is installed, the concrete structure pouring surface, namely the beam plate steel bar, is bound on site, and the site is cleared after work;
2) popping a wall control line of a vertical prefabricated part and a concrete structure pouring surface 50 elevation control line on site;
3) accurately positioning the positioning steel plate according to the control line, and primarily adjusting the elevation of the positioning steel plate;
4) after the positioning steel plate is positioned, the next procedure is carried out;
(4) utilizing a bolt and a nut to adjust the elevation of the positioning steel plate:
the elevation of the positioning steel plate is adjusted by utilizing the supporting bolt and the matched nut, so that the bottom surface of the positioning steel plate and the pouring finish surface of the concrete structure are at the same height;
(5) vertical reinforcing bar dowel, adjustment play muscle length and fixed:
according to the structure and structure construction professional drawings, blanking vertical reinforcing steel bars, inserting the vertical reinforcing steel bars into a wall body through positioning reinforcing steel bar outlet holes, and comparing the vertical reinforcing steel bars with the processed PVC pipe to enable the length of the obtained reinforcing steel bars to be consistent with that of the PVC pipe; fixing the vertical steel bars firmly by using a wire binding mode, and then sleeving a PVC pipe in the length range of the steel bar outlet;
(6) pouring concrete, and transferring the material for the next time:
accurately placing a positioning steel plate, finishing the elevation adjustment of the positioning steel plate, finishing the vertical steel bar insertion and adjusting the exposed length; after all the working procedures are finished, carrying out technical recheck before concrete pouring; after rechecking, carrying out concrete pouring work on the conversion layer after each responsibility subject is accepted; in the concrete pouring process, the patrol of the vertical steel bar dowel bars is enhanced, and the concrete is vibrated and tamped through the vibrating holes;
after concrete pouring is finished, before concrete is initially set, all parts of the positioning steel plate, the PVC pipe, the supporting bolt and the matched nut are taken out for cleaning and recycling; other buildings of the same structure type are constructed, the positioning steel plate can be continuously recycled, and the vertical steel bars of the conversion layer are accurately positioned and the length of the steel bars can meet the requirement.
Preferably, the diameter of the vibrating hole is 100mm, and the bolt hole is an M14 bolt hole.
Has the advantages that: (1) the positioning steel plate of the utility model is adjusted by matching the supporting bolt and the matched nut, and the length of the PVC pipe controls the bar outlet length of the vertical steel bar, so that the vertical steel bar of the prefabricated building conversion layer is accurately positioned, the height of the positioning steel plate can be adjusted, the bar outlet length of the vertical steel bar can be controlled, the risks of steel bar deviation and insufficient bar outlet length of the vertical steel bar in the construction process are reduced, and the quality control level of a construction site is improved;
(2) the positioning steel plate of the utility model has simple structure, convenient manufacture, more convenient application in practical engineering and can be used repeatedly; the innovation is achieved in the quality control, the fine management is strictly executed, the engineering quality management is promoted by the leaders of all parties for many times, the honor and the reputation are won for the company, and the brand of the company is promoted;
(3) through using the utility model discloses, can improve the quality control level of the integral shear wall structure conversion layer positioning reinforcement construction of assembly, make the quality control work of construction obtain upgrading comprehensively, for country, trade formulate and revise corresponding professional technical specification and accumulate valuable experience.
Drawings
Fig. 1 is a schematic structural view of the positioning steel plate of the present invention after installation;
fig. 2 is a top view of the positioning steel plate of the present invention;
fig. 3 is a side view of the positioning steel plate of the present invention after being installed;
FIG. 4 is the positioning steel plate of the present invention is constructed.
In the figure, 1-a positioning plate, 2-a rib outlet hole, 3-a vibration hole, 4-a support bolt, 5-a matched nut, 6-a bolt hole and 7-a vertical steel bar.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
Example (b): a novel fabricated building positioning steel plate is used for positioning vertical steel bars 7 of a fabricated building conversion layer, the vertical steel bars 7 are positioning steel bars on vertical prefabricated components, the positioning steel plate comprises a positioning plate 1, rib outlet holes 2 and vibrating holes 3, the positioning steel plate is a thin steel plate with the thickness of 5mm, the rib outlet holes 2 are formed in the positioning steel plate according to positioning points of the vertical steel bars 7 of the conversion layer, the length of the positioning steel plate is the same as that of the vertical prefabricated components, the width of the positioning steel plate is more than 100mm of the wall thickness of the vertical prefabricated components, a plurality of vibrating holes 3 are formed in the positioning plate 1, bolt holes 6 are symmetrically formed in the positioning plate 1 along the long edge direction, supporting bolts 4 are installed on the bolt holes 6, matched nuts 5 are respectively installed at the positions where the supporting bolts 4 are connected with the upper surface and the lower surface of the positioning plate 1, and the supporting bolts 4 are placed, the bottom surface of the positioning plate 1 and the concrete structure finishing surface are at the same height.
Preferably, still include out muscle length control system, it includes the PVC pipe to go out muscle length control system, length is 8d +20mm, and external diameter and wall thickness are 20mm, 1mm respectively, the PVC pipe box is located and is exposed on the vertical reinforcing bar 7 of location steel sheet.
A novel assembly type building construction method using the positioning steel plate is shown in the attached figure 4, and comprises the following steps:
(1) construction preparation:
counting the number of all vertical prefabricated components, the sizes of the components, the positions, specifications and number of the ribs in combination with a building structure and a structure construction professional drawing;
(2) processing a positioning steel plate:
designing and processing the positioning steel plate according to the data counted in the step (1), wherein the processing content comprises the following steps: line cutting is carried out on the positioning steel plate, holes are formed in the rib forming holes 2, holes are formed in the vibrating holes 3, and holes are formed in the bolt holes 6; the design of the positioning steel plate is designed according to the size of a vertical prefabricated part, when the wall length and the wall thickness of the vertical prefabricated part are 2100mm and 200mm respectively, the length and the width of the positioning steel plate are 2100 x 300 x 5mm, the diameter of the vibrating hole 3 is 100mm, and the bolt hole 6 is an M14 bolt hole 6;
(3) bouncing a control line and positioning a steel plate to fall:
1) before the positioning steel plate is installed, the concrete structure pouring surface, namely the beam plate steel bar, is bound on site, and the site is cleared after work;
2) popping a wall control line of a vertical prefabricated part and a concrete structure pouring surface 50 elevation control line on site;
3) accurately positioning the positioning steel plate according to the control line, and primarily adjusting the elevation of the positioning steel plate;
4) after the positioning steel plate is positioned, the next procedure is carried out;
(4) utilizing a bolt and a nut to adjust the elevation of the positioning steel plate:
the elevation of the positioning steel plate is adjusted by utilizing the supporting bolt 4 and the matched nut 5, so that the bottom surface of the positioning steel plate and the pouring finish surface of the concrete structure are at the same height;
(5) 7 joint bars of vertical reinforcing bar, adjustment play muscle length and fixed:
blanking the vertical steel bars 7 according to the structure and structure construction professional drawings, inserting the vertical steel bars 7 into the wall body through the positioning steel bar outlet holes 2, and comparing the vertical steel bars with the processed PVC pipe to ensure that the length of the obtained bars is consistent with that of the PVC pipe; fixing the vertical steel bars 7 firmly by using a wire binding mode, and then sleeving PVC pipes in the length range of the steel bars;
(6) pouring concrete, and transferring the material for the next time:
accurately placing a positioning steel plate, completing elevation adjustment of the positioning steel plate, completing bar insertion of a vertical steel bar 7 and adjusting the exposed length, as shown in the attached drawing 1; after all the working procedures are finished, carrying out technical recheck before concrete pouring; after rechecking, carrying out concrete pouring work on the conversion layer after each responsibility subject is accepted; in the concrete pouring process, the patrol of the vertical steel bar 7 dowel bars is enhanced, and the concrete is vibrated and tamped through the vibrating holes;
after concrete pouring is finished, before concrete is initially set, all parts of the positioning steel plate, the PVC pipe, the supporting bolt 4 and the matched nut 5 are taken out for cleaning and recycling; other buildings of the same structure type are constructed, the positioning steel plate can be continuously recycled, and the vertical steel bars 7 of the conversion layer are accurately positioned and the length of the steel bars can meet the requirement.
The positioning steel plate of the utility model is well applied to the project of talent apartment (No. 1 landmass) in the new area of south Beijing Jiangbei, and obtains good economic benefit; the project EPC general contract of the talent apartment (No. 1 block) in the new area of south Beijing Jiangbei, the east faces the south of pearl, the south faces the Yingjiang, the west faces the Jiqing road, the north faces the current river channel, the project area is 6.96 square meters, the total building area is 23.35 square meters (wherein 5.14 square meters underground), the project total investment is 19.83 billion yuan, the construction contract amount is 14.02 million yuan, including: the system comprises 11 high-rise residences (1-11 # buildings), 2 three commercial and public buildings (12 #,13# buildings) and 7 independently constructed power distribution rooms and switch stations, wherein the underground is 1 floor, and the ground is 24-32 floors. The structure types are as follows: prefabricating and assembling an integral shear wall structure, a steel frame-shear wall structure, a wood structure and the like; the project is officially started in 26 days 4 and 4 in 2018, and the contract completion date is 9 and 15 days 2020.
In the construction process of a project of talent apartment (No. 1 block) in a new area of south Beijing Jiangbei, the positioning steel plate is applied to carry out a novel assembly type building construction method, and is successfully applied to the construction of positioning reinforcing steel bars of conversion layers of 10 high-rise residences on site at present; the measure effectively improves the accuracy of the positioning and the reinforcement discharging length of the reinforcing steel bar of the conversion layer, greatly reduces the rework and reinforcement processing risks caused by the deviation of the reinforcing steel bar or insufficient reinforcement discharging length, saves the total cost of labor and related measures of 52 ten thousand yuan, deducts the construction cost of about 15.3 ten thousand yuan, saves the total cost of 36.7 ten thousand yuan, and has considerable economic benefit.
As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (3)
1. A novel fabricated building positioning steel plate is used for positioning vertical steel bars of a fabricated building conversion layer, the vertical steel bars are positioning steel bars on vertical prefabricated components, and the fabricated building positioning steel plate is characterized in that the positioning steel plate comprises a positioning plate, a bar outlet hole and vibration holes, the positioning steel plate is a thin steel plate with the thickness of 5mm, the bar outlet hole is formed in the positioning steel plate according to the positioning point of the vertical steel bars of the conversion layer, the length of the positioning steel plate is the same as that of the vertical prefabricated components, the width of the positioning steel plate is more than 100mm larger than that of the wall thickness of the vertical prefabricated components, the positioning plate is provided with a plurality of vibration holes, bolt holes are symmetrically arranged in the positioning plate along the long side direction, supporting bolts are installed on the bolt holes, matched nuts are respectively installed at the connecting positions of the supporting bolts and the upper surface and the lower surface of, the bottom surface of the positioning plate and the concrete structure finishing surface are at the same height.
2. The novel assembly type building positioning steel plate according to claim 1, further comprising a rib output length control system, wherein the rib output length control system comprises a PVC pipe, the length of the PVC pipe is 8d +20mm, the outer diameter and the wall thickness of the PVC pipe are 20mm and 1mm respectively, and the PVC pipe is sleeved on a vertical steel bar exposed out of the positioning steel plate.
3. The novel fabricated building positioning steel plate as claimed in claim 1, wherein the diameter of the vibrating hole is 100mm, and the bolt hole is M14 bolt hole.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921074688.2U CN210508052U (en) | 2019-07-10 | 2019-07-10 | Novel assembled building location steel sheet |
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| CN201921074688.2U CN210508052U (en) | 2019-07-10 | 2019-07-10 | Novel assembled building location steel sheet |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359636A (en) * | 2019-07-10 | 2019-10-22 | 中建八局第三建设有限公司 | A kind of novel fabricated building fixing steel plate and its construction method |
| CN114541774A (en) * | 2022-03-28 | 2022-05-27 | 中建八局第二建设有限公司 | Construction method of assembled building outer wall structure |
| CN114837354A (en) * | 2022-04-27 | 2022-08-02 | 中国建筑第八工程局有限公司 | Prefabricated building transfer floor reserved steel bar positioning system and construction method |
-
2019
- 2019-07-10 CN CN201921074688.2U patent/CN210508052U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110359636A (en) * | 2019-07-10 | 2019-10-22 | 中建八局第三建设有限公司 | A kind of novel fabricated building fixing steel plate and its construction method |
| CN114541774A (en) * | 2022-03-28 | 2022-05-27 | 中建八局第二建设有限公司 | Construction method of assembled building outer wall structure |
| CN114837354A (en) * | 2022-04-27 | 2022-08-02 | 中国建筑第八工程局有限公司 | Prefabricated building transfer floor reserved steel bar positioning system and construction method |
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