CN109518960B - Shaping mold capable of realizing turnover of reserved hole of cast-in-situ roof and construction method of shaping mold - Google Patents
Shaping mold capable of realizing turnover of reserved hole of cast-in-situ roof and construction method of shaping mold Download PDFInfo
- Publication number
- CN109518960B CN109518960B CN201910015390.2A CN201910015390A CN109518960B CN 109518960 B CN109518960 B CN 109518960B CN 201910015390 A CN201910015390 A CN 201910015390A CN 109518960 B CN109518960 B CN 109518960B
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- die
- hole
- main body
- roof
- sleeve
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- 238000007493 shaping process Methods 0.000 title claims abstract description 33
- 230000007306 turnover Effects 0.000 title claims abstract description 20
- 238000010276 construction Methods 0.000 title claims abstract description 17
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000005553 drilling Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000009415 formwork Methods 0.000 claims description 3
- 238000004513 sizing Methods 0.000 claims 2
- 238000005266 casting Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 4
- 238000000465 moulding Methods 0.000 abstract 1
- 238000009435 building construction Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005570 vertical transmission Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood Substances 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
- E04G15/06—Forms or shutterings for making openings, cavities, slits, or channels for cavities or channels in walls of floors, e.g. for making chimneys
- E04G15/063—Re-usable forms
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
A shaping mold with a reserved hole of a cast-in-situ roof capable of being turned over and a construction method thereof comprise a mold main body, a lifting handle and a lifting device; the die main body is in an inverted prismatic table shape and is formed by encircling four side surfaces and one bottom surface; the bottom surface of the die main body is provided with a hole and a bolt hole; wherein the hole is formed in the middle of the bottom surface, and the bolt holes are formed in two sides of the hole; the handle is connected to the opposite side of the die main body and is used for taking out the die after concrete pouring and forming; the lifting device comprises a support, a sleeve and a lifting rod; the support is horizontally connected to the top of the die main body and is close to the center shaft; the sleeve is connected to one side of the support and corresponds to the position of the opening of the bottom surface; the lifting rod is vertically and adjustably connected in the sleeve. The invention solves the technical problems of easy damage, low turnover rate, easy die running, poor molding quality, layer-by-layer die distribution, labor and material consumption, complicated construction and low efficiency of the traditional shaping die.
Description
Technical Field
The invention relates to the field of hole reservation of cast-in-situ roof plates in building construction, in particular to a turnover shaping die for a reserved hole of a cast-in-situ roof plate and a construction method thereof.
Background
In modern building construction, the roof often needs to be reserved with temporary holes, or building auxiliary positioning, or pipeline equipment installation, or conveying pump pipe reinforcement. The temporary reserved holes are sealed after the main body construction is completed and before the decoration construction, and most of the temporary reserved holes have the characteristics of smaller size, fixed position and regular shape; the requirements on the forming quality of the holes are relatively low in construction, and the holes are often ignored in the construction link, so that some quality hidden troubles are caused. A traditional top plate reserved hole is formed by reinforcing a wood template and square timber, and the template and the square timber are fixed by steel nails after being formed according to the size of the hole. The shaping mould has the problems of easy damage, low turnover rate, easy mould running, poor forming quality, layer-by-layer mould distribution, labor and material consumption, complex construction, low efficiency and the like, and also causes serious waste of resources while increasing the construction cost.
Disclosure of Invention
The invention aims to provide a shaping mould capable of turnover at a reserved hole of a cast-in-situ roof and a construction method thereof, and aims to solve the technical problems of easy damage, low turnover rate, easy mould running, poor forming quality, layer-by-layer mould allocation, labor and material consumption, complicated construction and low efficiency of the traditional shaping mould.
In order to achieve the above purpose, the present invention adopts the following technical scheme.
A shaping mold with a reserved hole of a cast-in-situ roof capable of being turned over comprises a mold main body, a lifting handle and a lifting device; the die main body is in an inverted prismatic table shape and is formed by encircling four side surfaces and one bottom surface; the bottom surface of the die main body is provided with a hole and a bolt hole; wherein the hole is formed in the middle of the bottom surface, and the bolt holes are formed in two sides of the hole; the handle is connected to the opposite side of the die main body and is used for taking out the die after concrete pouring and forming; the lifting device comprises a support, a sleeve and a lifting rod; the support is horizontally connected to the top of the die main body and is close to the center shaft; the sleeve is connected to one side of the support and corresponds to the position of the opening of the bottom surface; the lifting rod is vertically and adjustably connected in the sleeve.
Preferably, the horizontal section of the die main body is rectangular or square; the height of the mould body is at least 100mm greater than the thickness of the roof to be poured.
Preferably, the handle is in an inverted U shape and is welded on the opposite side of the die body; the upper part of each side of the handle exceeds the top edge of the corresponding side surface.
Preferably, the lifting rod is T-shaped and comprises a horizontal edge and a vertical edge; wherein, the vertical edge of the lifting rod is provided with external threads.
Preferably, the inner side wall of the sleeve is provided with an internal thread which is matched with the external thread on the lifting rod; the vertical edge of the lifting rod is connected in the sleeve in a threaded manner.
Preferably, the shape of the hole is rectangular or square; the bolt holes are formed at intervals along the edge of the bottom surface.
A construction method of a shaping mold with a reserved hole of a cast-in-situ roof capable of being turned over comprises the following steps.
The first step: paying off and positioning, determining the accurate size of the reserved hole according to the position of the main axis, and drawing a boundary line of the reserved hole on the top plate template.
And a second step of: determining the position of bolts on the top plate formwork for fixing the die: and placing a die with the bolt holes opened in advance on the top plate template at the positions corresponding to the reserved hole edge lines, and accurately positioning the positions of the bolts on the top plate template.
And a third step of: drilling: drilling holes in the top plate template at positions corresponding to the bolt holes.
Fourth step: binding the top plate steel bars.
Fifth step: fixing and shaping die: the matched bolts penetrate into the bolt holes from the top plate, the positions of the shaping mold are fixed, and impact displacement of the mold is prevented in the concrete pouring process.
Sixth step: and pouring roof concrete and curing.
Seventh step: and when the strength of the top plate concrete reaches the design strength, removing the shaping die, and cleaning for turnover use.
Preferably, when the size of the reserved hole is less than or equal to 300mm multiplied by 300mm, the roof reinforcement bypasses the reserved hole and is not cut off;
When the reserved hole is larger than 300mm multiplied by 300mm, additional reinforcing bars are added when the roof reinforcing bars are bound in the fourth step.
Compared with the prior art, the invention has the following characteristics and beneficial effects.
1. The invention relates to the field of reservation of openings of cast-in-situ roof plates in building construction, and discloses a shaping tool which is simple to operate, low in cost, high in turnover rate and good in shaping effect.
2. According to the invention, the bolt holes are formed in the bottom surface of the die main body, and nuts are used for being fixed with the die plate of the top plate to be poured into a whole, so that impact displacement of the die main body is prevented in the concrete pouring process; and the connection is realized in a nut mode, so that the dismounting is convenient, and the dismounting is convenient for turnover use.
3. The lifting device is arranged in the invention, when the die is difficult to disassemble, the lifting rod is rotated downwards, and the lifting rod and the sleeve are rotated up and down by screw threads; the bottom of the lifting rod is propped against the surface of the template of the top plate to be poured, and the lifting rod can drive the whole die to lift upwards by virtue of the jacking force of the lifting rod, so that the die is assisted to disassemble.
Drawings
The invention is described in further detail below with reference to the accompanying drawings.
Fig. 1 is a schematic side view of a shaping mold according to the present invention.
Fig. 2 is a schematic diagram of the front structure of the shaping mold in the present invention.
Fig. 3 is a schematic top view of the shaping mold according to the present invention.
Fig. 4 is a schematic perspective view of a shaping mold according to the present invention.
Reference numerals: 1-die body, 1.1-side, 1.2-bottom, 2-handle, 3-hole, 4-bolt hole, 5-support, 6-sleeve, 7-lifting rod.
Detailed Description
The in-situ cast roof reserved hole turnover shaping mould in the embodiment is used for shaping the in-situ cast concrete roof reserved hole during construction of a building structure, and is a shaping and turnover type template tool; as shown in figures 1-4, the turnover shaping mould for the reserved hole of the cast-in-situ roof comprises a mould main body 1, a handle 2 and a lifting device; the die main body 1 is in an inverted prismatic table shape and is formed by enclosing four side faces 1.1 and a bottom face 1.2; the bottom surface 1.2 of the die main body 1 is provided with a hole 3 and a bolt hole 4; the hole 3 is formed in the middle of the bottom surface 1.2, bolt holes 4 are formed in two sides of the hole 3, holes are formed in a steel plate at the bottom of the die main body 1, nuts are used for fixing the die plate with a top plate to be poured into a whole, and the die plate is connected in a nut mode, so that the die plate is convenient to disassemble and turnover; the handle 2 is connected to the opposite side of the die main body 1 and is used for taking out the die after concrete pouring and forming; the lifting device comprises a support 5, a sleeve 6 and a lifting rod 7; the support 5 is horizontally connected to the top of the die main body 1 and is close to the center shaft; the sleeve 6 is connected to one side of the support 5 and corresponds to the position of the opening 3 of the bottom surface 1.2; the lifting rod 7 is vertically and adjustably connected in the sleeve 6.
In this embodiment, the horizontal section of the mold main body 1 is rectangular or square; the height of the die main body 1 is at least 100mm larger than the thickness of a top plate to be poured, for example, the thickness of the top plate to be poured is 100mm, and the height of the die main body 1 is 200 mm; the die main body 1 is welded by adopting a sheet iron with the thickness of 3mm to be made into an inverted prismatic table shape with a large upper opening and a small lower opening so as to reduce the friction force between the concrete and the die, and the die is convenient to take out after the concrete is molded.
In this embodiment, the handle 2 is in an inverted U shape and is welded to the opposite side of the mold main body 1; wherein the upper part of the handle 2 on each side exceeds the top edge of the corresponding side surface 1.1.
In this embodiment, the lifting rod 7 is T-shaped and includes a horizontal edge and a vertical edge; wherein, the vertical edge of the lifting rod 7 is provided with external threads.
In this embodiment, an inner thread corresponding to the outer thread on the lifting rod 7 is provided on the inner side wall of the sleeve 6; the vertical edge of the lifting rod 7 is connected in the sleeve 6 through threads; when the die is difficult to disassemble, the lifting rod 7 is rotated downwards, and the lifting rod 7 and the sleeve 6 rotate up and down by screw threads; the bottom of the lifting rod 7 props against the surface of the template of the top plate to be poured, and the lifting rod 7 can drive the whole die to lift upwards by means of jacking force, so that the die is assisted to disassemble.
In this embodiment, the hole 3 is rectangular or square in shape, and is used as a vertical transmission axis or a temporary reserved hole of a material; the bolt holes 4 are formed at intervals along the edge of the bottom surface 1.2.
The construction method of the shaping mold with the reserved hole of the cast-in-situ roof capable of being turned comprises the following steps.
The first step: paying off and positioning, determining the accurate size of the reserved hole according to the position of the main axis, and drawing a boundary line of the reserved hole on the top plate template.
And a second step of: determining the position of bolts on the top plate formwork for fixing the die: and placing the die with the opened bolt holes 4 on the top plate template at the positions corresponding to the reserved hole edge lines, and accurately positioning the positions of the bolts on the top plate template.
And a third step of: drilling: drilling holes in the roof form at positions corresponding to the bolt holes 4.
Fourth step: binding the roof steel bars.
Fifth step: fixing and shaping die: the matched bolts penetrate into the bolt holes 4 from the top plate, the positions of the shaping mold are fixed, and the mold is prevented from being impacted and shifted in the concrete pouring process.
Sixth step: and pouring roof concrete and curing.
Seventh step: and when the strength of the top plate concrete reaches the design strength, removing the shaping die, and cleaning for turnover use.
In the embodiment, when the size of the reserved hole is less than or equal to 300mm multiplied by 300mm, the roof steel bar bypasses the reserved hole and is not cut off; when the reserved hole is larger than 300mm multiplied by 300mm, additional reinforcing bars are added when the roof reinforcing bars are bound in the fourth step.
The above embodiments are not exhaustive of the specific embodiments, and other embodiments are possible, and the above embodiments are intended to illustrate the present invention, not to limit the scope of the present invention, and all applications that come from simple variations of the present invention fall within the scope of the present invention.
Claims (5)
1. The utility model provides a but cast-in-place roof reservation entrance to a cave turnover design mould which characterized in that: comprises a mould main body (1), a handle (2) and a lifting device; the die main body (1) is in an inverted prismatic table shape and is formed by enclosing four side surfaces (1.1) and a bottom surface (1.2); the bottom surface (1.2) of the die main body (1) is provided with a hole (3) and a bolt hole (4); wherein the hole (3) is arranged in the middle of the bottom surface (1.2), and the bolt holes (4) are arranged on two sides of the hole (3); the handle (2) is connected to the opposite side of the die main body (1) and is used for taking out the die after concrete pouring and forming; the lifting device comprises a support (5), a sleeve (6) and a lifting rod (7); the support (5) is horizontally connected to the top of the die main body (1) and is close to the center shaft; the sleeve (6) is connected to one side of the support (5) and corresponds to the position of the opening (3) of the bottom surface (1.2); the lifting rod (7) is vertically and adjustably connected in the sleeve (6); the handle (2) is in an inverted U shape and is welded on the opposite side of the die main body (1); wherein the upper part of the lifting handle (2) at each side exceeds the top edge of the side surface (1.1) at the corresponding side; the lifting rod (7) is T-shaped and comprises a horizontal edge and a vertical edge; wherein, the vertical edge of the lifting rod (7) is provided with external threads; an inner thread which is matched with the outer thread on the lifting rod (7) is arranged on the inner side wall of the sleeve (6); the vertical edge of the lifting rod (7) is connected in the sleeve (6) in a threaded manner.
2. The turnover sizing die for reserved holes of cast-in-situ roof according to claim 1, wherein: the horizontal section of the die main body (1) is rectangular or square; the height of the mould body (1) is at least 100mm greater than the thickness of the roof to be poured.
3. The turnover sizing die for reserved holes of cast-in-situ roof according to claim 1, wherein: the shape of the hole (3) is rectangular or square; the bolt holes (4) are formed at intervals along the edge of the bottom surface (1.2).
4. A method of constructing a mold for forming a hole in a cast-in-place roof, the method comprising the steps of:
The first step: paying off and positioning, determining the accurate size of the reserved hole according to the position of the main axis, and drawing a boundary line of the reserved hole on the top plate template;
And a second step of: determining the position of bolts on the top plate formwork for fixing the die: placing a die with the bolt holes (4) on a top plate template at positions corresponding to reserved hole edges, and accurately positioning the positions of the bolts on the top plate template;
And a third step of: drilling: drilling holes in the top plate template at positions corresponding to the bolt holes (4);
fourth step: binding a roof steel bar;
fifth step: fixing and shaping die: penetrating a matched bolt into a bolt hole (4) from the upper surface of the top plate, and fixing the position of the shaping mould to prevent the mould from impact displacement in the concrete pouring process;
Sixth step: pouring roof concrete and curing;
seventh step: and when the strength of the top plate concrete reaches the design strength, removing the shaping die, and cleaning for turnover use.
5. The construction method of the in-situ casting roof reserved hole turnover shaping mold according to claim 4, which is characterized in that:
When the size of the reserved hole is less than or equal to 300mm multiplied by 300mm, the roof steel bar bypasses the reserved hole and is not cut off;
When the reserved hole is larger than 300mm multiplied by 300mm, additional reinforcing bars are added when the roof reinforcing bars are bound in the fourth step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015390.2A CN109518960B (en) | 2019-01-08 | 2019-01-08 | Shaping mold capable of realizing turnover of reserved hole of cast-in-situ roof and construction method of shaping mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015390.2A CN109518960B (en) | 2019-01-08 | 2019-01-08 | Shaping mold capable of realizing turnover of reserved hole of cast-in-situ roof and construction method of shaping mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109518960A CN109518960A (en) | 2019-03-26 |
| CN109518960B true CN109518960B (en) | 2024-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910015390.2A Active CN109518960B (en) | 2019-01-08 | 2019-01-08 | Shaping mold capable of realizing turnover of reserved hole of cast-in-situ roof and construction method of shaping mold |
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| CN (1) | CN109518960B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388052A (en) * | 2019-06-17 | 2019-10-29 | 浙江省建工集团有限责任公司 | The reserved construction hole erecting device of one kind and mold method |
| CN110397271A (en) * | 2019-08-02 | 2019-11-01 | 中建四局安装工程有限公司 | A kind of ferrule mold and application method for the installation of skyscraper vertical pipeline |
| CN112832514A (en) * | 2021-03-08 | 2021-05-25 | 中建四局华南建设有限公司 | Supporting device is exempted from in reservation of pump line entrance to a cave and post-cast |
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| CN104047423A (en) * | 2014-05-14 | 2014-09-17 | 中建七局第二建筑有限公司 | Mold and construction method for precisely reserving hole in floorslab |
| CN203924713U (en) * | 2014-06-06 | 2014-11-05 | 中国建筑第六工程局有限公司 | The reservation device of hole on a kind of concrete floor |
| CN206144144U (en) * | 2016-10-31 | 2017-05-03 | 中冶建工集团有限公司 | Design mould is reserved in building surveying hole |
| CN207794611U (en) * | 2017-12-27 | 2018-08-31 | 山东万鑫建设有限公司 | Squeeze fixed horizontal reserved-hole die |
| EP3395521A1 (en) * | 2017-04-24 | 2018-10-31 | Carlow Precast Manufacturing | A mould |
| CN109057326A (en) * | 2018-08-16 | 2018-12-21 | 徽都建设有限公司 | One kind pouring shear wall prefabricated doors and windows entrance construction method |
| CN209323975U (en) * | 2019-01-08 | 2019-08-30 | 中国建筑第二工程局有限公司 | Forming die capable of being used for turnover of reserved hole of cast-in-place roof |
-
2019
- 2019-01-08 CN CN201910015390.2A patent/CN109518960B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047423A (en) * | 2014-05-14 | 2014-09-17 | 中建七局第二建筑有限公司 | Mold and construction method for precisely reserving hole in floorslab |
| CN203924713U (en) * | 2014-06-06 | 2014-11-05 | 中国建筑第六工程局有限公司 | The reservation device of hole on a kind of concrete floor |
| CN206144144U (en) * | 2016-10-31 | 2017-05-03 | 中冶建工集团有限公司 | Design mould is reserved in building surveying hole |
| EP3395521A1 (en) * | 2017-04-24 | 2018-10-31 | Carlow Precast Manufacturing | A mould |
| CN207794611U (en) * | 2017-12-27 | 2018-08-31 | 山东万鑫建设有限公司 | Squeeze fixed horizontal reserved-hole die |
| CN109057326A (en) * | 2018-08-16 | 2018-12-21 | 徽都建设有限公司 | One kind pouring shear wall prefabricated doors and windows entrance construction method |
| CN209323975U (en) * | 2019-01-08 | 2019-08-30 | 中国建筑第二工程局有限公司 | Forming die capable of being used for turnover of reserved hole of cast-in-place roof |
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| CN109518960A (en) | 2019-03-26 |
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