CN114541766A - Die and method for controlling thickness of floor slab - Google Patents
Die and method for controlling thickness of floor slab Download PDFInfo
- Publication number
- CN114541766A CN114541766A CN202210215634.3A CN202210215634A CN114541766A CN 114541766 A CN114541766 A CN 114541766A CN 202210215634 A CN202210215634 A CN 202210215634A CN 114541766 A CN114541766 A CN 114541766A
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- floor slab
- thickness
- mould
- controlling
- die
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- 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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/10—Devices for levelling, e.g. templates or boards
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- 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)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention belongs to the technical field of cast-in-place floor slab construction, and particularly relates to a floor slab thickness control mold and a method, wherein the floor slab thickness control mold comprises a mold body and a mold fixing device; the die body comprises a scale and a handle, the height of the scale is equal to that of a floor to be formed, and the handle is fixedly connected to the upper end of the scale; the die fixing device comprises a fixing line and a fastening nail; compared with the prior art, (1) the die for controlling the thickness of the floor slab can be repeatedly used in the production of the floor slab, the current situation that a large number of floor slab thickness control modules need to be produced in the prior art is changed, the production links are reduced, the efficiency is improved, and the cost is reduced; (2) the material used by the die for controlling the thickness of the floor slab is very common and easy to obtain in a building construction site, so that the die for controlling the thickness of the floor slab is very simple and convenient to manufacture, and the method for controlling the thickness of the floor slab is easy to popularize and apply.
Description
Technical Field
The invention belongs to the technical field of cast-in-place floor slab construction, and particularly relates to a mold and a method for controlling the thickness of a floor slab.
Background
The thickness of the floor slab plays a very important role in the safety of engineering structures, if the thickness of the concrete of the floor slab is too thick to exceed the design requirement, the structural load can be increased and the resource waste can be caused, and if the thickness of the concrete of the floor slab is too thin, the load bearing capacity of the design requirement cannot be achieved, and the use and the engineering quality can be influenced. According to the relevant national regulation, the allowable deviation of the thickness of the floor slab structure is-5-8 mm.
The existing floor slab thickness control method commonly used in the floor slab concrete pouring process is to adopt the elevation on a column reinforcing steel bar, control the height of a concrete surface layer by pulling a hemp thread with one meter height and inserting a measuring stick into the concrete just poured and comparing the height of the hemp thread, and the method only can ensure that the concrete thickness of the measuring points meets the design requirements, but the selection number of the measuring points is limited, and the thickness of each floor slab pouring can not be ensured to meet the standard, so the method can not well control the thickness of the floor slab concrete pouring, and the floor slab thickness can not meet the design requirements and the national standard requirements.
The utility model discloses an authorized bulletin number CN206110681U discloses a floor thickness control module, including having the module body of required height of predetermineeing, the protruding location plug-in components that are equipped with in bottom of module body. A mould for manufacturing a floor thickness control module comprises a hollow shell, wherein the size and the shape of an inner cavity of the shell are matched with those of the module. The mould manufactured by the mould has the advantages of simple structure and strong universality, can well control the thickness of the floor concrete in the pouring and tamping process of the floor concrete, can ensure that the thickness of the floor reaches the design standard and the surface is smooth, and is favorable for improving the engineering construction quality.
However, the floor thickness control module in the utility model cannot be reused, and a large number of floor thickness control modules are firstly produced for controlling the floor thickness; and the location plug-in components in the control module are steel nails, the steel nail heads are positioned in the bottom of the module body, and although the steel nails are easy to locate and plug-in, and are firmly located, the steel nails are not easy to drop out of the floor slab template, so that the difficulty is increased for dismantling the floor slab template after the floor slab concrete is solidified.
Disclosure of Invention
The invention provides a die and a method for controlling the thickness of a floor slab, aiming at the problems that the floor slab thickness control module cannot be reused and the difficulty is increased for the removal of a floor slab template.
In order to achieve the purpose, the invention adopts the technical scheme that: a mould for controlling the thickness of a floor slab comprises a mould body and a mould fixing device; the die body is arranged on the floor slab template;
the die body comprises a scale and a handle, the height of the scale is equal to that of a floor to be formed, and the handle is fixedly connected to the upper end of the scale;
the die fixing device comprises a fixing line and a fastening nail; when the die is in use, one end of the fixing line is fixed on the handle, and the other end of the fixing line is fixed on the floor slab template below the die body through the fastening nail.
Preferably, the scale is a round steel tube, the handle is a steel bar bent into an inverted U shape, and the handle is welded on the upper end face of the scale.
Preferably, the two sides of the handle are fixedly connected with fixing rings, one end of each fixing line is fixed at the corresponding fixing ring, and the other end of each fixing line is tied with a knot; the nail tip of the fastening nail fixes the knot on the floor slab template.
Preferably, the fixing line is a rope, and the knot is a spherical knot; or the fixing wire is an iron wire, the rope knot is a circular knot, and the diameter of the circular knot is smaller than the diameter of the nail body of the fastening nail.
The method for controlling the thickness of the floor slab based on the mold for controlling the thickness of the floor slab comprises the following steps of:
step one, calculating the number of moulds needing to control the thickness of the floor slab before pouring the floor slab, and determining the installation positions of all mould bodies; coating release agents on the peripheries of a plurality of to-be-used die bodies;
fixing a plurality of mould bodies with release agent layers at preset positions on the floor slab template through mould fixing devices, and attaching the bottom surfaces of the mould bodies to the floor slab template; only the nail tip part of a fastening nail in the mould fixing device is nailed into the floor slab template;
thirdly, arranging longitudinal and transverse stay wires between the adjacent die bodies along the upper surface of the scale;
pouring floor concrete among all the scales until the upper surface of the concrete reaches the position of the stay wire;
fifthly, after the floor concrete is initially set, cutting off the fixing line, pulling out the mould body upwards through the handle, pouring the concrete at the original position of the mould body until the upper surface of the concrete is flush with the surrounding surface, and finishing the surface folding;
and step six, after the floor slab concrete on the floor slab template is solidified, detaching the floor slab template below the floor slab concrete, reserving the fastening nails in the floor slab concrete, and continuously recycling the mould body.
Preferably, the number of the dies for controlling the thickness of the floor slab in the first step is five, and the dies are respectively positioned at four corners and the center of the upper surface of the floor slab formwork.
Preferably, when the fixing thread is cut in the fifth step, the scissors are attached to the upper surface of the floor slab concrete.
Compared with the prior art, the invention has the advantages and positive effects that:
(1) the die for controlling the thickness of the floor slab can be repeatedly used in the production of the floor slab, changes the current situation that a large number of floor slab thickness control modules need to be produced in the prior art, reduces the production links, improves the efficiency and reduces the cost;
(2) only the nail tip part of a fastening nail in the mould fixing device is nailed into the floor slab template, so that the floor slab template is convenient to dismantle after the floor slab concrete is solidified;
(3) the fastening nails fix the mould body in the floor concrete pouring process, and the fixed mould body controls the height of the floor concrete; after the floor slab concrete is initially set, cutting off the fixing lines, and remaining the fastening nails in the floor slab concrete;
(4) the scale is a round steel pipe, the handle is a steel bar bent into an inverted U shape, and the handle is welded on the upper end surface of the scale; the mold fixing device includes a fixing wire and a fastening pin. According to the technical scheme, the material used by the die for controlling the thickness of the floor slab is very common and easy to obtain in a building construction site, so that the die for controlling the thickness of the floor slab is very simple and convenient to manufacture, and the method for controlling the thickness of the floor slab is easy to popularize and apply.
Drawings
To more clearly illustrate the technical solution of the embodiment of the present invention, the drawings used in the description of the embodiment will be briefly described below, fig. 1 is a perspective view of a method for controlling the thickness of a floor slab to fix a mold body to a floor slab form,
figure 2 is a front view of a floor thickness controlling mold provided in example 1,
figure 3 is a second perspective view of the method of controlling the thickness of a floor slab with the die body secured to the floor slab form,
figure 4 top view of the floor thickness controlling mould provided in embodiment 1.
Reference numerals:
1-a mould body, 11-a scale, 12-a handle and 13-a fixing ring;
2-fixing line, 3-fastening nail and 4-floor slab template.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein and, therefore, the present invention is not limited to the specific embodiments disclosed in the following description.
Example 1
The invention will be further described with reference to fig. 1, in which a floor thickness controlling mold, as shown in fig. 1 and 2, includes a mold body 1 and a mold fixing device; the mould body 1 comprises a scale 11 and a handle 12, the height of the scale 11 is equal to the height of a floor, and the handle 12 is fixedly connected to the upper end of the scale 11.
As shown in fig. 2, the mold fixing device includes a fixing thread 2 and fastening pins 3; when the mould is in use, one end of the fixing line 2 is fixed on the handle 12, and the other end of the fixing line is fixed on the floor slab template 4 below the mould body 1 through the fastening nail 3.
As shown in fig. 2 and 4, the scale 11 is a round steel tube (outer diameter 110mm), the handle 12 is a steel bar (diameter 10mm) bent into an inverted U shape, and the handle 12 is welded on the upper end surface of the scale 11.
As shown in fig. 2 and 4, fixing rings 13 are fixedly connected to two sides of the handle 12, one end of each fixing line 2 is fixed at the corresponding fixing ring 13, and a knot is tied at the other end of each fixing line 2; the tip of the fastening nail 3 fixes the knot on the floor slab template 4.
The fixing thread 2 is a rope, and the knot is a spherical knot.
The method for controlling the thickness of the floor slab based on the mold for controlling the thickness of the floor slab comprises the following steps of:
step one, calculating the number of moulds needing to control the thickness of the floor slab before the floor slab is poured, and determining the installation positions of all mould bodies 1; coating release agents on the peripheries of a plurality of die bodies 1 to be used;
fixing a plurality of mould bodies 1 with the release agent layers at preset positions on the floor slab template 4 through mould fixing devices, and attaching the bottom surfaces of the mould bodies 1 to the floor slab template 4; the fastening nails 3 in the mould fixture are only nailed into the floor slab formwork 4 (as shown in figures 1-3);
thirdly, arranging longitudinal and transverse stay wires between the adjacent die bodies 1 along the upper surface of the scale 11;
step four, pouring floor concrete among all the scaleplates 11 until the upper surface of the concrete reaches the position of a stay wire;
fifthly, after the floor concrete is initially set, cutting off the fixing line 2, pulling out the mould body 1 upwards through the handle 12, pouring the concrete at the original position of the mould body 1 until the upper surface of the concrete is flush with the surrounding surface, and finishing the surface collection;
and step six, after the floor slab concrete on the floor slab template 4 is solidified, detaching the floor slab template 4 below the floor slab concrete, leaving the fastening nails 3 in the floor slab concrete, and continuously recycling the die body 1.
As shown in fig. 1 and 3, the number of the floor thickness controlling molds required in the first step is five, and the five molds are respectively positioned at four corners and the center of the upper surface of the floor slab mold 4.
And in the fifth step, when the fixing lines 2 are cut off, the scissors are attached to the upper surface of the floor concrete.
Example 2
The difference between this example and example 1 is: the fixing line 2 is an iron wire, the knot is a round knot, and the diameter of the round knot is smaller than the nail body diameter of the fastening nail 3.
In the first step of the method for controlling the thickness of the floor slab, the number of the moulds for controlling the thickness of the floor slab is six.
The above embodiments are only preferred embodiments of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above embodiments with modifications and variations to the disclosed technical content to apply the equivalent embodiments in other fields, but any simple modification and equivalent variation made on the above embodiments according to the technical spirit of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (7)
1. The mould for controlling the thickness of the floor slab is characterized by comprising a mould body (1) and a mould fixing device; the die body (1) is arranged on the floor slab template (4);
the mould body (1) comprises a scale (11) and a handle (12), the height of the scale (11) is configured to be equal to that of a floor to be formed, and the handle (12) is fixedly connected to the upper end of the scale (11);
the mould fixing device comprises a fixing line (2) and fastening nails (3); when the die is in use, one end of the fixing line (2) is fixed on the handle (12), and the other end of the fixing line is fixed on the floor slab template (4) below the die body (1) through the fastening nail (3).
2. The mold for controlling the thickness of the floor slab as claimed in claim 1, wherein the scale (11) is a circular steel tube, the handle (12) is a steel bar bent into an inverted U-shape, and the handle (12) is welded on the upper end surface of the scale (11).
3. The mould for controlling the thickness of the floor slab as claimed in claim 2, wherein fixing rings (13) are fixedly connected to both sides of the handle (12), one end of the fixing line (2) is fixed at the fixing ring (13), and the other end of the fixing line (2) is knotted;
the point of the fastening nail (3) fixes the knot on the floor slab template (4).
4. The mould of claim 3, wherein the fixing line (2) is a rope, and the knot is a spherical knot; or the fixing line (2) is an iron wire, the rope knot is a circular knot, and the diameter of the circular knot is smaller than the diameter of the nail body of the fastening nail (3).
5. A method for controlling the thickness of a floor slab based on the mold for controlling the thickness of a floor slab of claim 4, comprising the steps of:
step one, calculating the number of moulds needing to control the thickness of the floor slab before the floor slab is poured, and determining the installation positions of all mould bodies (1); coating release agents on the peripheries of a plurality of die bodies (1) to be used;
fixing a plurality of mould bodies (1) with release agent layers at preset positions on the floor slab template (4) through mould fixing devices, and attaching the bottom surfaces of the mould bodies (1) to the floor slab template (4); only the nail tip part of a fastening nail (3) in the mould fixing device is nailed into the floor slab template (4);
thirdly, arranging longitudinal and transverse stay wires between the adjacent die bodies (1) along the upper surface of the scale (11);
pouring floor concrete among all the scales (11) until the upper surface of the concrete reaches the position of the stay wire;
fifthly, after the floor concrete is initially set, cutting off the fixing line (2), pulling out the mould body (1) upwards through the handle (12), pouring the concrete at the original position of the mould body (1) until the upper surface of the concrete is flush with the surrounding surface, and finishing surface folding;
and step six, after floor slab concrete on the floor slab template (4) is solidified, detaching the floor slab template (4) below the floor slab concrete, leaving the fastening nails (3) in the floor slab concrete, and continuously recycling the mould body (1).
6. The method for controlling the thickness of the floor slab as claimed in claim 5, wherein the number of the die for controlling the thickness of the floor slab required in the first step is five, and the die is respectively positioned at four corners and the center of the upper surface of the floor slab template (4).
7. A method of controlling the thickness of a floor slab as claimed in claim 5, characterised in that in step five the scissors engage the upper surface of the slab concrete as the fixing lines (2) are cut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210215634.3A CN114541766A (en) | 2022-03-07 | 2022-03-07 | Die and method for controlling thickness of floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210215634.3A CN114541766A (en) | 2022-03-07 | 2022-03-07 | Die and method for controlling thickness of floor slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114541766A true CN114541766A (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210215634.3A Pending CN114541766A (en) | 2022-03-07 | 2022-03-07 | Die and method for controlling thickness of floor slab |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005213836A (en) * | 2004-01-29 | 2005-08-11 | Kamiya Kenchiku Sekkei:Kk | Flat floor slab of reinforced concrete structure |
| TW200823334A (en) * | 2006-11-24 | 2008-06-01 | Bin-Juine Huang | Pillar structure allowing quick construction and construction method thereof |
| CN206784951U (en) * | 2017-05-03 | 2017-12-22 | 中建一局集团第六建筑有限公司 | A kind of concreting floorslab thickness control device |
| CN207144503U (en) * | 2017-07-25 | 2018-03-27 | 中建八局第二建设有限公司 | A kind of thickness of concrete floor control device |
| CN208502249U (en) * | 2018-06-15 | 2019-02-15 | 桐乡中卓金属构件有限公司 | A kind of steel die for presetting hole for concrete floor |
| CN110259139A (en) * | 2019-08-01 | 2019-09-20 | 中国建筑第四工程局有限公司 | A kind of plug in pricker device and application method controlling in-situ reinforced concrete slab thickness |
-
2022
- 2022-03-07 CN CN202210215634.3A patent/CN114541766A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005213836A (en) * | 2004-01-29 | 2005-08-11 | Kamiya Kenchiku Sekkei:Kk | Flat floor slab of reinforced concrete structure |
| TW200823334A (en) * | 2006-11-24 | 2008-06-01 | Bin-Juine Huang | Pillar structure allowing quick construction and construction method thereof |
| CN206784951U (en) * | 2017-05-03 | 2017-12-22 | 中建一局集团第六建筑有限公司 | A kind of concreting floorslab thickness control device |
| CN207144503U (en) * | 2017-07-25 | 2018-03-27 | 中建八局第二建设有限公司 | A kind of thickness of concrete floor control device |
| CN208502249U (en) * | 2018-06-15 | 2019-02-15 | 桐乡中卓金属构件有限公司 | A kind of steel die for presetting hole for concrete floor |
| CN110259139A (en) * | 2019-08-01 | 2019-09-20 | 中国建筑第四工程局有限公司 | A kind of plug in pricker device and application method controlling in-situ reinforced concrete slab thickness |
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