CN110409796B - Water-permeable steel template structure and construction method - Google Patents
Water-permeable steel template structure and construction method Download PDFInfo
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- CN110409796B CN110409796B CN201910667061.6A CN201910667061A CN110409796B CN 110409796 B CN110409796 B CN 110409796B CN 201910667061 A CN201910667061 A CN 201910667061A CN 110409796 B CN110409796 B CN 110409796B
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- water permeable
- concrete
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 51
- 239000010959 steel Substances 0.000 title claims abstract description 51
- 238000010276 construction Methods 0.000 title claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 106
- 239000004033 plastic Substances 0.000 claims description 23
- 239000004677 Nylon Substances 0.000 claims description 20
- 229920001778 nylon Polymers 0.000 claims description 20
- 239000004744 fabric Substances 0.000 claims description 15
- 239000012466 permeate Substances 0.000 claims description 5
- 238000009941 weaving Methods 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 238000009958 sewing Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 5
- 230000000712 assembly Effects 0.000 abstract description 4
- 238000000429 assembly Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000004576 sand Substances 0.000 description 4
- 238000009415 formwork Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000035699 permeability 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
- E04G9/00—Forming or shuttering elements for general use
- E04G9/10—Forming or shuttering elements for general use with additional peculiarities such as surface shaping, insulating or heating, permeability to water or air
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 relates to the technical field of steel templates, in particular to a water-permeable steel template structure which comprises a water-permeable steel template structure formed by fixedly connecting a plurality of cylindrical template assemblies through fasteners, wherein the cylindrical template assemblies are formed by oppositely arranging two semicircular template units with the same structure and fixedly connecting the two semicircular template units through the fasteners, the inner walls of the semicircular template units are provided with drainage grooves, the drainage grooves are communicated with the outside of the steel template structure through template water-permeable holes, and water-permeable plate belts are planted in the drainage grooves. The invention adopts the structure arrangement, can effectively block the water flowing between the water permeable steel template structure and the concrete when pouring the concrete, and can lead the water in the gap between the water permeable steel template structure and the concrete out of the water permeable steel template structure, thereby avoiding the flowing water from taking away the cementing material in the concrete, achieving the purpose of beautifying the appearance of the concrete and being beneficial to improving the appearance and the internal quality of the concrete.
Description
Technical Field
The invention relates to the technical field of steel templates, in particular to a permeable steel template structure and a construction method.
Background
The steel template has the characteristics of stable structure, high work efficiency and the like, is widely applied to concrete construction, but due to a relatively high concrete structure or a concrete construction section with relatively high casting height, the maximum pressure born by the template is continuously increased along with the increase of the casting height of the concrete, the expansion deformation of the template is gradually increased, and the shrinkage deformation of the concrete is firstly cast at the lower part, the lower part and even the upper part of the structure are jointly influenced, gaps are formed between the template surface and the concrete surface, bleeding water on the concrete surface gradually converges and flows along the gaps, the concrete is not hardened at the moment, the flowing water takes away cementing materials on the concrete surface, sand spots, sand lines or exposed stones on the concrete surface are finally formed, the appearance quality of the concrete structure is seriously influenced, and in general, in order to prevent the sand spots and sand line defects of the concrete appearance, the effect is very good due to the fact that the template cloth is stuck on the steel template, but the template cloth is required to be stuck manually after being used for 1-2 times, and the cost is high.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the water permeable steel template structure, the inner wall of the semicircular template unit is provided with the water drainage groove, the water drainage groove is communicated with the outside of the steel template structure through the template water permeable holes, the water permeable plate belt is planted in the water drainage groove, the water flowing between the water permeable steel template structure and concrete can be effectively prevented from being blocked when concrete is poured, the water in the gap between the water permeable steel template structure and the concrete can be led out of the water permeable steel template structure, the flowing water is prevented from taking away cementing materials in the concrete, the purpose of beautifying the appearance of the concrete is achieved, and the appearance and the internal quality of the concrete are improved.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
The utility model provides a steel form structure permeates water, includes the steel form structure permeates water that forms through fastener fixed connection by a plurality of cylindrical template subassemblies, and cylindrical template subassembly is set up relatively by the semicircular template unit of two same structures to form through fastener fixed connection, be equipped with water drainage tank on the inner wall of semicircular template unit, water drainage tank is through template hole intercommunication in steel form structure external world that permeates water, and water drainage tank is planted and is permeated water the board area.
Furthermore, the outer wrapper of the water permeable plate belt is nylon filter screen cloth, the inner filler is a plastic tube bundle, the plastic tube bundle is sewn into a strip shape through woven nylon wires, the outer diameter of the plastic tube bundle is about 1mm, and the inner hollow diameter is about 0.6 mm.
Further, the semicircular template unit comprises a template panel, the four end faces of the template panel are respectively provided with a template frame, a plurality of template vertical ribs which are transversely arranged on the outer wall of the template panel in a spaced mode and vertically arranged are arranged on the template transverse ribs, the template transverse ribs and the template vertical ribs are arranged in a crossed mode, and a plurality of drainage grooves are uniformly arranged on the inner wall of the template panel in a spaced mode.
Furthermore, a drainage groove is formed in the inner wall of the template panel at intervals of 500-1000 mm, and the water permeable plate belt is implanted into the drainage groove before concrete is poured.
Furthermore, four end surfaces of the template frame are respectively provided with a connecting screw hole matched with the fastener.
Further, the fastener includes a connecting bolt and a nut.
The construction method of the permeable steel template structure is characterized by comprising the following steps of:
Firstly, when a template is processed, a drainage groove with a through length is vertically reserved on the inner wall of a template panel at intervals of about 500-1000 mm;
Step two, weaving fixed-length plastic pipes into plastic pipe bundles by using braided nylon wires, wrapping the plastic pipe bundles by using a nylon filter screen cloth, and sewing the plastic pipe bundles into a water permeable plate belt;
coating the inner wall of the drainage tank with lubricating oil, and then embedding the water permeable plate belt into the drainage tank;
Fourthly, the release agent of the template is painted before the water permeable plate belt is installed;
And fifthly, taking out the water permeable plate belt after removing the die, and cleaning with water for continuous use.
Further, in the first step, the drainage groove may be disposed on the same horizontal axis as the cross rib of the form on the outer wall of the form panel.
Further, the nylon filter screen cloth in the second step is a nylon filter screen cloth with 300 meshes.
In the third step, the water permeable plate belt is inserted into the water draining groove and then slightly higher than the inner wall of the template plate by about 1 mm.
The invention has the beneficial effects that:
the invention adopts the structural arrangement, the drainage groove is arranged on the inner wall of the semicircular template unit and is communicated with the outside of the steel template structure through the template water permeable holes, the water permeable plate belt is planted in the drainage groove, the water flowing between the water permeable steel template structure and the concrete can be effectively blocked when the concrete is poured, the water in the gap between the water permeable steel template structure and the concrete can be led out of the water permeable steel template structure, the cementing material in the concrete is prevented from being taken away by flowing water, the purpose of beautifying the appearance of the concrete is achieved, and the appearance and the internal quality of the concrete are improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view taken at position A-A in FIG. 1;
FIG. 3 is a schematic diagram of a semi-circular template unit structure;
FIG. 4 is a schematic top view of FIG. 3;
FIG. 5 is a sectional view of the B-B position of FIG. 3;
FIG. 6 is an enlarged schematic view of the position C in FIG. 5;
FIG. 7 is a schematic view of a water permeable plate belt structure.
1. The template comprises a template panel, a template transverse rib, a template vertical rib, a template frame, a connecting bolt and a nut, a connecting screw hole, a water permeable plate belt, a template water permeable hole, a nylon filter screen cloth, a plastic tube bundle, a woven nylon wire, a drainage groove, a cylindrical template assembly and a semicircular template unit.
Detailed Description
The technical scheme of the invention is described below with reference to the accompanying drawings and examples.
As shown in fig. 1 to 7, the water permeable steel template structure of the present invention comprises a water permeable steel template structure formed by fixedly connecting a plurality of cylindrical template assemblies 20 through fasteners, wherein the cylindrical template assemblies 20 are formed by oppositely arranging two semicircular template units 30 with the same structure and fixedly connecting the two semicircular template units through the fasteners, the inner walls of the semicircular template units 30 are provided with water drainage grooves 12, the water drainage grooves 12 are communicated with the outside of the steel template structure through template water permeable holes 8, and water permeable plate belts 7 are planted in the water drainage grooves 12. The above-described forms the basic structure of the present invention.
The invention adopts the structure arrangement, the water drainage groove 12 is arranged on the inner wall of the semicircular template unit 30, the water drainage groove 12 is communicated with the outside of the steel template structure through the template water permeable holes 8, the water permeable plate belt 7 is planted in the water drainage groove 12, when concrete is poured, surface flowing water generated at the initial stage is separated and absorbed by the water permeable plate belt 7 when passing through the water permeable plate belt 7 in the water drainage groove 12, and finally the flowing water is discharged out of the steel template structure through the template water permeable holes 8, so that the water between the water permeable steel template structure and the concrete can be effectively prevented from being blocked when the concrete is poured, the water in the gaps between the water permeable steel template structure and the concrete can be led out of the water permeable steel template structure, the cementing material in the concrete is prevented from being taken away by the flowing water, the purpose of beautifying the appearance of the concrete is achieved, and the appearance and the internal quality of the concrete are improved.
More specifically, the outer cover of the water permeable plate belt 7 is nylon filter mesh cloth 9, the inner filler is plastic tube bundles 10, the plastic tube bundles 10 are sewn into a strip shape through woven nylon threads 11, the outer diameter of the plastic tube bundles 10 is about 1mm, and the inner hollow diameter is about 0.6 mm. By adopting the structure, when concrete is poured, the flowing water on the surface layer generated at the initial stage is separated and absorbed by the water permeable plate belt 7 when passing through the water permeable plate belt 7, and finally the flowing water is discharged out of the steel template structure through the template water permeable holes 8.
In practical application, the water permeable plate belt 7 has the water permeability of the nylon filter screen cloth 9 and simultaneously has the compression resistance of the plastic tube bundles 10.
More specifically, the semicircular template unit 30 includes a template panel 1, four end faces of the template panel 1 are respectively provided with a template frame 4, a plurality of template vertical ribs 3 which are transversely arranged on the outer wall of the template panel 1 and vertically arranged are arranged at intervals, the template transverse ribs 2 and the template vertical ribs 3 are arranged in a crossing manner, and a plurality of drainage grooves 12 are uniformly arranged on the inner wall of the template panel 1 at intervals. By adopting the structural arrangement, the overall rigidity of the steel template structure is improved through a plurality of transversely arranged template transverse ribs 2 which are arranged in a crossing manner and a plurality of vertically arranged template vertical ribs 3, and the firmness of the steel template structure is improved.
More specifically, a drainage groove 12 is formed in the inner wall of the formwork panel 1 at intervals of 500-1000 mm, and the water permeable plate strips 7 are implanted into the drainage groove 12 before concrete is poured. By adopting the structure, the drainage grooves 12 are arranged on the inner wall of the template panel 1 at intervals of 500-1000 mm, so that the whole steel template structure can be effectively and perfectly guided.
More specifically, the four end surfaces of the template frame 4 are respectively provided with a connecting screw hole 6 matched with the fastener. By adopting the structure, the installation of the steel template structure is convenient.
More specifically, the fastener includes a connecting bolt and nut 5. By adopting the structure, the installation and the disassembly are very convenient.
The construction method of the permeable steel template structure is characterized by comprising the following steps of:
Firstly, when a template is processed, a drainage groove 12 with a through length is vertically reserved on the inner wall of the template panel 1 at intervals of about 500-1000 mm;
step two, weaving fixed-length plastic pipes into plastic pipe bundles 10 by using weaving nylon wires 11, wrapping the plastic pipe bundles 10 by using nylon filter screen cloth 9, and sewing the plastic pipe bundles into a water permeable plate belt 7;
coating the inner wall of the drainage tank 12 with lubricating oil, and then embedding the water permeable plate belt 7 into the drainage tank 12;
Fourthly, the release agent of the template is painted before the water permeable plate belt 7 is installed;
and fifthly, taking out the water permeable plate belt 7 after removing the mould, and cleaning with water for continuous use.
More specifically, the drainage channel 12 in step one may be disposed on the same horizontal axis as the formwork cross rib 2 on the outer wall of the formwork panel 1. By adopting the structure, the template panel 1 can be prevented from being completely disconnected, and the positioning is convenient during grooving, so that the working efficiency is improved.
More specifically, the nylon filter screen cloth 9 in the second step is a nylon filter screen cloth 9 with a mesh size of about 300 mesh.
More specifically, in the third step, the water permeable plate strip 7 is slightly higher than the inner wall of the template plate 1 by about 1mm after being inserted into the water draining groove 12. With such a structural arrangement, when concrete is poured, the surface layer running water generated at the initial stage is separated and absorbed by the water permeable plate strip 7 when passing through the water permeable plate strip 7.
While the embodiments of the present invention have been described, the present invention is not limited to the above-described embodiments, which are intended to be illustrative only and not limiting, and many forms can be made by those of ordinary skill in the art without departing from the spirit of the invention and the scope of the appended claims, which are to be construed as embodying the present invention.
Claims (9)
1. The utility model provides a steel form structure permeates water, includes the steel form structure permeates water that forms through fastener fixed connection by a plurality of cylindrical template subassemblies (20), cylindrical template subassembly (20) are by the relative setting of two semicircular template units (30) of the same structure to form its characterized in that through fastener fixed connection: the inner wall of the semicircular template unit (30) is provided with a drainage groove (12), the drainage groove (12) is communicated with the outside of the steel template structure through a template water permeable hole (8), and a water permeable plate belt (7) is planted in the drainage groove (12);
The outer cover of the water permeable plate belt (7) is a nylon filter screen cloth (9), the inner filler is a plastic tube bundle (10), the plastic tube bundle (10) is sewn into a strip shape through a woven nylon wire (11), the outer diameter of the plastic tube bundle (10) is about 1mm, and the inner hollow diameter is about 0.6 mm.
2. The permeable steel form structure of claim 1, wherein: the semicircular template unit (30) comprises a template panel (1), four end faces of the template panel (1) are respectively provided with a template frame (4), a plurality of template vertical ribs (3) which are transversely arranged on the outer wall of the template panel (1) at intervals, the template horizontal ribs (2) and the template vertical ribs (3) are arranged in a crossing mode, and a plurality of drainage grooves (12) are uniformly arranged on the inner wall of the template panel (1) at intervals.
3. A water permeable steel form structure according to claim 2, wherein: a drainage groove (12) is formed in the inner wall of the template panel (1) at intervals of 500-1000 mm, and the water permeable plate belt (7) is implanted into the drainage groove (12) before concrete is poured.
4. A water permeable steel form structure according to claim 2, wherein: four end surfaces of the template frame (4) are respectively provided with a connecting screw hole (6) matched with the fastener.
5. The permeable steel form structure according to claim 4, wherein: the fastener comprises a connecting bolt and a nut (5).
6. The construction method of the permeable steel template structure according to any one of claims 1 to 5, characterized by comprising the following steps:
firstly, when a template is processed, a drainage groove (12) with a through length is vertically reserved on the inner wall of a template panel (1) at intervals of about 500-1000 mm;
Step two, weaving fixed-length plastic pipes into plastic pipe bundles (10) by using weaving nylon wires (11), wrapping the plastic pipe bundles (10) by using nylon filter screen cloth (9) and sewing the plastic pipe bundles into a water permeable plate belt (7);
coating the inner wall of the drainage groove (12) with lubricating oil, and then embedding the water permeable plate belt (7) into the drainage groove (12);
fourthly, the release agent of the template is painted before the water permeable plate belt (7) is installed;
And fifthly, taking out the water permeable plate belt (7) after removing the die, and cleaning with water for continuous use.
7. The construction method of the permeable steel form structure according to claim 6, wherein: in the first step, the drainage groove (12) and the template transverse rib (2) on the outer wall of the template panel (1) can be arranged on the same horizontal axis.
8. The construction method of the permeable steel form structure according to claim 6, wherein: in the second step, the nylon filter screen cloth (9) is about 300 meshes.
9. The construction method of the permeable steel form structure according to claim 6, wherein: in the third step, after the water permeable plate belt (7) is embedded into the water draining groove (12), the water permeable plate belt is required to be slightly higher than the inner wall of the template plate (1) by about 1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910667061.6A CN110409796B (en) | 2019-07-23 | 2019-07-23 | Water-permeable steel template structure and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910667061.6A CN110409796B (en) | 2019-07-23 | 2019-07-23 | Water-permeable steel template structure and construction method |
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| Publication Number | Publication Date |
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| CN110409796A CN110409796A (en) | 2019-11-05 |
| CN110409796B true CN110409796B (en) | 2024-04-30 |
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| Title |
|---|
| 观音岩水电站混凝土的透水模板工艺应用;黄刚;田正宏;井锦旭;边策;;施工技术(24);全文 * |
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|---|---|
| CN110409796A (en) | 2019-11-05 |
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