CN115094762A - Concrete electric heating heat-preservation template device for bridge pier column and using method thereof - Google Patents
Concrete electric heating heat-preservation template device for bridge pier column and using method thereof Download PDFInfo
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- CN115094762A CN115094762A CN202210750651.7A CN202210750651A CN115094762A CN 115094762 A CN115094762 A CN 115094762A CN 202210750651 A CN202210750651 A CN 202210750651A CN 115094762 A CN115094762 A CN 115094762A
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- transverse
- vertical
- heat
- heat preservation
- template
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- 238000004321 preservation Methods 0.000 title claims abstract description 75
- 238000005485 electric heating Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 78
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 35
- 239000010959 steel Substances 0.000 claims abstract description 35
- 238000009413 insulation Methods 0.000 claims abstract description 31
- 238000009415 formwork Methods 0.000 claims description 13
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 7
- 239000011496 polyurethane foam Substances 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 239000000565 sealant Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 12
- 238000000465 moulding Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G13/00—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills
- E04G13/02—Falsework, forms, or shutterings for particular parts of buildings, e.g. stairs, steps, cornices, balconies foundations, sills for columns or like pillars; Special tying or clamping means therefor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- 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
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a concrete electric heating heat preservation template device for a bridge pier column and a using method thereof. The electric heating concrete heat-insulating template device for the bridge pier stud is formed by sequentially connecting a plurality of heat-insulating template components. The heat preservation template component comprises two steel templates which are arranged side by side. And a heat insulation plate is arranged between the two steel templates. The heat insulation board is evenly provided with a plurality of transverse notches and vertical notches which are mutually staggered. And a transverse heating pipe is arranged in the transverse notch groove. And a vertical heating pipe is arranged in the vertical notch groove. The transverse heating pipes in the same heat preservation template are communicated with the vertical heating pipes, and the transverse heating pipes in the adjacent heat preservation templates are communicated. Adopt a plurality of heat preservation template subassembly concatenation designs, and the electric heating pipe between a plurality of heat preservation template subassemblies is linked together, can reach required heat preservation temperature fast and high-efficiently, and the heat preservation effect is even unanimous, just can reach the heat preservation effect at the concrete placement in-process, has solved the hysteresis quality of traditional heat preservation technique.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a concrete electric heating heat-preservation template device for a bridge pier and a using method thereof.
Background
During the winter construction period of the bridge pier stud in the alpine region, the outdoor temperature is as low as minus 30 ℃, the newly poured bridge pier stud concrete is easy to generate micro cracks in the concrete in the early stage due to the early freezing, the early strength is low, the later strength is insufficient, cracks are generated on the surface and other quality problems, and the structural strength and the durability are seriously influenced. The concrete heat preservation after the concrete pouring is an important guarantee for meeting the indexes of structural strength and durability.
The heat preservation mode that prior art adopted tarpaulin parcel steam health preserving keeps warm, but in the actual operation in-process, can keep warm after concrete pouring completion and the drawing of patterns need wait, and the steam in the tarpaulin distributes unevenly in each position, has shortcomings such as heat preservation untimely, the heat preservation effect is inhomogeneous, inefficiency, can't perfectly solve the heat retaining demand in concrete earlier stage.
Disclosure of Invention
The invention aims to provide a concrete electric heating heat-preservation template device for a bridge pier column and a using method thereof.
The technical problem solved by the invention is as follows: in the prior art, the heat preservation mode of steam curing by covering tarpaulin needs concrete pouring and demoulding, and then heat preservation can be carried out, and steam in the tarpaulin is unevenly distributed at each position, so that the defects of untimely heat preservation, uneven heat preservation effect, low efficiency and the like exist.
The purpose of the invention can be realized by the following technical scheme:
a concrete electric heating heat preservation template device for bridge pier columns is formed by sequentially connecting a plurality of heat preservation template components.
The heat preservation template component comprises two steel templates which are arranged side by side. And a heat insulation plate is arranged between the two steel templates. The heat insulation plate is uniformly provided with a plurality of transverse notches and vertical notches which are mutually staggered. And a transverse heating pipe is arranged in the transverse notch groove. And a vertical heating pipe is arranged in the vertical notch groove.
The transverse heating pipes in the same heat preservation template component are communicated with the vertical heating pipes, and the transverse heating pipes in the adjacent heat preservation template components are communicated.
As a further scheme of the invention: the steel template and the heat insulation board are both semicircular and annular, and the diameters of the steel template and the heat insulation board are the same.
As a further scheme of the invention: two vertical notches are formed in the heat insulation plate and are respectively located at two ends of the heat insulation plate.
As a further scheme of the invention: two ends of the transverse notch groove are respectively communicated with the vertical notch grooves on two sides. The transverse heating pipes in the transverse notches are connected with the vertical heating pipes in the vertical notches.
As a further scheme of the invention: the transverse heating pipe and the vertical heating pipe are connected through a flexible heating pipe connecting joint.
As a further scheme of the invention: the heat insulation board is made of polyurethane foam.
As a further scheme of the invention: a plurality of vertical rib columns are arranged on the steel template at intervals.
As a further scheme of the invention: the surface of the heat insulation plate is provided with a plurality of transverse rib columns parallel to the vertical grooves at intervals.
As a further scheme of the invention: and adjacent heat preservation template components are fixedly connected through a connecting flange.
The invention also discloses a use method of the concrete electric heating heat preservation template device for the bridge pier stud, which comprises the following steps:
and installing the heat insulation board provided with the transverse notch groove and the vertical notch groove between the two steel templates.
And respectively arranging a transverse heating pipe and a vertical heating pipe in the transverse notch groove and the vertical notch groove, and connecting the transverse heating pipe with the vertical heating pipe through a flexible heating pipe connecting joint.
Polyurethane foam sealant is added into the transverse notch groove and the vertical notch groove to fix the transverse heating pipe and the vertical heating pipe.
Vertical rib columns and transverse rib columns are arranged on the steel template and the heat insulation plate respectively to form a heat insulation template assembly.
And assembling the heat-insulating template components meeting the quantity requirements according to the size of the concrete poured on the bridge pier columns.
After all the heat preservation template components are connected through the connecting flange, the transverse heating pipe or the vertical heating pipe is electrified.
The invention has the beneficial effects that:
according to the concrete electric heating heat preservation template device for the bridge pier stud, the splicing design of the heat preservation template components is adopted, the electric heating pipes among the heat preservation template components are communicated, the required heat preservation temperature can be quickly and efficiently achieved, the heat preservation effect is uniform and consistent, the heat preservation effect can be achieved in the concrete pouring process, the hysteresis of the traditional heat preservation technology is solved, the phenomenon that the bottom concrete is frozen during the long pouring time is prevented, the early strength of the structure is effectively guaranteed, and the early cracks of the pier stud are prevented.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural view of a concrete electric heating heat preservation formwork device for a bridge pier stud according to the present invention;
FIG. 2 is a top view of the electrically heated concrete form assembly for bridge piers of the present invention;
FIG. 3 is a side view of the electrically heated concrete form assembly for bridge piers of the present invention;
fig. 4 is a flow chart of a using method of the concrete electric heating heat preservation template device for the bridge pier stud.
In the figure: 1. a steel form; 2. a connecting flange; 3. a heat-insulating board; 4. an electrical heating assembly; 401. a transverse heating pipe; 402. a vertical heating pipe; 5. transversely grooving; 6. vertically grooving; 7. a transverse rib post; 8. vertical rib post.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The structure, proportion, size and the like shown in the drawings are only used for matching with the content disclosed in the specification, so that the person skilled in the art can understand and read the description, and the description is not used for limiting the limit condition of the implementation of the invention, so the method has no technical essence, and any structural modification, proportion relation change or size adjustment still falls within the range covered by the technical content disclosed by the invention without affecting the effect and the achievable purpose of the invention.
Referring to fig. 1-3, the present invention relates to a concrete electric heating heat preservation formwork device for a bridge pier, which is formed by connecting a plurality of heat preservation formwork components in sequence. When the heat preservation formwork assembly is used specifically, the total number of the required heat preservation formwork assemblies is calculated according to the concrete size of the poured concrete of the bridge pier stud, and then all the heat preservation formwork assemblies are connected in sequence to be used.
The heat preservation template assembly comprises two steel templates 1 which are arranged side by side. And a heat insulation plate 3 is arranged between the two steel templates 1. The heat insulation plate 3 is evenly provided with a plurality of transverse notches 5 and vertical notches 6 which are mutually staggered. A transverse heating pipe 401 is installed in the transverse notch 5. Vertical heating pipes 402 are installed in the vertical notches 6. The transverse heating pipes 401 and the vertical heating pipes 402 in the same heat-insulation template component are communicated, and the transverse heating pipes 401 in adjacent heat-insulation template components are communicated. The transverse heating pipe 401 and the vertical heating pipe 402 form an electric heating assembly 4 therebetween.
In order to ensure the heat preservation effect, in the embodiment of the invention, the heat preservation plate 3 is a polyurethane foam heat preservation plate.
The shape of the steel moulding plate 1 is manufactured according to the shape of the concrete poured on the bridge pier stud, the heat insulation plate 3 is positioned between the two steel moulding plates 1, and the section shape can be the same as that of the steel moulding plates 1. Consider the fastness of same template component, can also set up the connecting piece between two steel form 1 in same template component, the connecting piece is used for connecting two fixed steel form 1, prevents that the distance between two steel form 1 from changing, also becomes the stability of looks guarantee heated board 3.
In one embodiment of the invention, the steel moulding plate 1 and the heat insulation plate 3 are both in a semicircular ring shape, and the diameters of the steel moulding plate 1 and the heat insulation plate 3 are the same. All install the connecting rod between two steel form 1's the side, heated board 3 both ends are connected with steel form 1, and both sides are connected with the connecting rod in addition. The heat preservation plate 3 is firmly fixed between the steel moulding plate 1 and the connecting rod.
In one embodiment of the present invention, in order to further improve the stability, a plurality of vertical ribs 8 are arranged on the steel form 1 at intervals. A plurality of transverse rib columns 7 parallel to the vertical notches 6 are arranged on the surface of the heat insulation plate 3 at intervals. Through the supporting role of vertical rib post 8 and horizontal rib post 7, improve greatly steel form 1's hoop and vertical rigidity reduce steel form 1's deformation, stability and firmness when guaranteeing a plurality of heat preservation template component and connect.
The specific number of the vertical notches 6 and the horizontal notches 5 is not limited, and the vertical notches 6 and the horizontal notches 5 are arranged on the heat preservation plate 3 at intervals and are communicated with each other, so that the installed horizontal heating pipe 401 and the installed vertical heating pipe 402 are ensured to be communicated conveniently.
In one embodiment of the present invention, there are two vertical notches 6, and the two vertical notches are respectively located at two ends of the insulation board 3. Two ends of the transverse notch 5 are respectively communicated with the vertical notches 6 at two sides. The transverse heating pipes 401 in the transverse notches 5 are connected with the vertical heating pipes 402 in the vertical notches 6. The transverse heating pipe 401 is connected with the vertical heating pipe 402 through a flexible heating pipe connecting joint. The flexible heating pipe connecting joint plays a conductive role.
It should be noted that after the transverse heating pipe 401 and the vertical heating pipe 402 are installed in the notch groove, the polyurethane foam sealant is used to seal the connecting joints of the transverse heating pipe 401, the vertical heating pipe 402 and the flexible heating pipe in the transverse notch groove 5 and the vertical direction. Any one transverse heating pipe 401 or vertical heating pipe 402 is electrified and heated, and the heat preservation pier concrete can be obtained.
According to the concrete electric heating heat preservation template device for the bridge pier stud, the splicing design of the heat preservation template components is adopted, the electric heating pipes among the heat preservation template components are communicated, the required heat preservation temperature can be quickly and efficiently achieved, the heat preservation effect is uniform and consistent, the heat preservation effect can be achieved in the concrete pouring process, the hysteresis of the traditional heat preservation technology is solved, the phenomenon that the bottom concrete is frozen during the long pouring time is prevented, the early strength of the structure is effectively guaranteed, and the early cracks of the pier stud are prevented.
In one embodiment of the present invention, as shown in fig. 4, a method for using the above-mentioned electric heating concrete heat preservation formwork device for bridge pier columns is further disclosed, which comprises the following steps:
and installing the heat insulation board 3 provided with the transverse notch 5 and the vertical notch 6 between the two steel templates 1.
And transverse heating pipes 401 and vertical heating pipes 402 are respectively distributed in the transverse notch grooves 5 and the vertical notch grooves 6, and the transverse heating pipes 401 are connected with the vertical heating pipes 402 through flexible heating pipe connecting joints.
Polyurethane foam sealant is added into the transverse notch 5 and the vertical notch 6 to fix the transverse heating pipe 401 and the vertical heating pipe 402.
And assembling the heat-insulating template components meeting the quantity requirements according to the size of the concrete poured on the bridge pier columns.
After all the heat preservation template assemblies are connected through the connecting flange 2, the transverse heating pipe 401 or the vertical heating pipe 402 is electrified.
The use method can assemble a proper number of heat preservation template components according to actual requirements, and can be disassembled after use, so that the heat preservation template components can be repeatedly utilized; simultaneously, the electric heating pipe between a plurality of heat preservation template components is linked together, can reach required heat preservation temperature fast high-efficiently, and the heat preservation effect is even unanimous, has solved the hysteresis quality of traditional heat preservation technique, and the pier stud is pour and is accomplished (before the drawing of patterns) immediately, grasps the concrete health preserving golden time, effectively guarantees structural strength and durability.
Therefore, the invention effectively overcomes some practical problems in the prior art, thereby having high utilization value and use significance.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Those skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Also, when numerical ranges are given in the examples, it is understood that both endpoints of each of the numerical ranges and any value therebetween can be selected unless the invention otherwise indicated. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs and are intended to be open ended, i.e., to include any methods, devices, and materials similar or equivalent to those described in the examples.
Claims (10)
1. A concrete electric heating heat preservation template device for a bridge pier stud is characterized by being formed by sequentially connecting a plurality of heat preservation template components;
the heat preservation template component comprises two steel templates (1) which are arranged side by side; an insulation board (3) is arranged between the two steel templates (1); a plurality of transverse notches (5) and vertical notches (6) which are staggered mutually are uniformly formed in the heat insulation plate (3); a transverse heating pipe (401) is arranged in the transverse notch groove (5); a vertical heating pipe (402) is arranged in the vertical notch groove (6);
the transverse heating pipes (401) in the same heat-insulation template component are communicated with the vertical heating pipes (402), and the transverse heating pipes (401) in adjacent heat-insulation template components are communicated.
2. The electric concrete heating and heat-insulating template device for the bridge pier columns according to claim 1, wherein the steel template (1) and the heat-insulating plate (3) are semicircular and annular, and the diameters of the steel template (1) and the heat-insulating plate (3) are the same.
3. The electric heating and heat insulating concrete formwork device for the bridge pier stud according to claim 1, wherein two vertical notches (6) are formed and are respectively located at two ends of the heat insulating plate (3).
4. The electric heating and heat preserving template device for the concrete for the bridge pier stud according to claim 3, wherein two ends of the transverse notches (5) are respectively communicated with the vertical notches (6) at two sides; and the transverse heating pipe (401) in the transverse notch groove (5) is connected with the vertical heating pipe (402) in the vertical notch groove (6).
5. The electric heating and heat preservation formwork device for concrete for bridge piers according to claim 4, characterized in that the transverse heating pipe (401) is connected with the vertical heating pipe (402) through a flexible heating pipe connecting joint.
6. The electric heating and heat insulating concrete formwork device for the bridge pier columns as claimed in claim 1, wherein the heat insulating plate (3) is a polyurethane foam heat insulating plate.
7. The electric heating and heat preservation formwork device for concrete for bridge piers as claimed in claim 1, characterized in that a plurality of vertical rib columns (8) are arranged on the steel formwork (1) at intervals.
8. The electric heating and heat insulating concrete formwork device for the bridge pier columns as claimed in claim 1, wherein a plurality of transverse rib columns (7) parallel to the vertical notches (6) are arranged on the surface of the heat insulating plate (3) at intervals.
9. The electric heating and heat insulating concrete form device for the bridge pier column according to claim 1, wherein adjacent heat insulating form assemblies are fixedly connected through a connecting flange (2).
10. A method for using a concrete electric heating insulation form device for a bridge pier according to any one of claims 1 to 9, comprising the steps of:
installing a heat insulation board (3) provided with a transverse notch groove (5) and a vertical notch groove (6) between two steel templates (1);
respectively arranging a transverse heating pipe (401) and a vertical heating pipe (402) in the transverse notch groove (5) and the vertical notch groove (6), and connecting the transverse heating pipe (401) and the vertical heating pipe (402) through a flexible heating pipe connecting joint;
polyurethane foam sealant is added into the transverse notch groove (5) and the vertical notch groove (6) to fix the transverse heating pipe (401) and the vertical heating pipe (402);
vertical rib columns (8) and transverse rib columns (7) are respectively arranged on the steel template (1) and the heat insulation board (3) to form a heat insulation template assembly;
assembling the heat-insulating template assemblies meeting the quantity requirement according to the size of the concrete poured on the bridge pier columns;
after all the heat preservation template assemblies are connected through the connecting flange (2), the transverse heating pipes (401) or the vertical heating pipes (402) are electrified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210750651.7A CN115094762A (en) | 2022-06-28 | 2022-06-28 | Concrete electric heating heat-preservation template device for bridge pier column and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210750651.7A CN115094762A (en) | 2022-06-28 | 2022-06-28 | Concrete electric heating heat-preservation template device for bridge pier column and using method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN115094762A true CN115094762A (en) | 2022-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210750651.7A Pending CN115094762A (en) | 2022-06-28 | 2022-06-28 | Concrete electric heating heat-preservation template device for bridge pier column and using method thereof |
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| CN (1) | CN115094762A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013011062A (en) * | 2011-06-28 | 2013-01-17 | Okabe Co Ltd | Steel form device |
| CN103074852A (en) * | 2013-02-05 | 2013-05-01 | 山东黄河工程集团有限公司 | Digital constant-temperature control concrete ultra-low-temperature construction maintenance system |
| CN103243628A (en) * | 2013-05-21 | 2013-08-14 | 台州市四方交通建设工程有限公司 | Facility for actively preventing snow and ice disasters on roads, bridges and fields and construction method |
| CN108385528A (en) * | 2016-09-18 | 2018-08-10 | 山东省交通科学研究院 | A kind of application method of low temperature season pier stud concrete heat-insulating health preserving equipment |
| CN113047176A (en) * | 2021-03-09 | 2021-06-29 | 中冶天工集团有限公司 | Heat preservation device for municipal bridge concrete steel formwork and use method thereof |
| CN215519923U (en) * | 2021-08-27 | 2022-01-14 | 济南市交通工程质量与安全中心 | Self-heating mass concrete heat preservation template |
-
2022
- 2022-06-28 CN CN202210750651.7A patent/CN115094762A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013011062A (en) * | 2011-06-28 | 2013-01-17 | Okabe Co Ltd | Steel form device |
| CN103074852A (en) * | 2013-02-05 | 2013-05-01 | 山东黄河工程集团有限公司 | Digital constant-temperature control concrete ultra-low-temperature construction maintenance system |
| CN103243628A (en) * | 2013-05-21 | 2013-08-14 | 台州市四方交通建设工程有限公司 | Facility for actively preventing snow and ice disasters on roads, bridges and fields and construction method |
| CN108385528A (en) * | 2016-09-18 | 2018-08-10 | 山东省交通科学研究院 | A kind of application method of low temperature season pier stud concrete heat-insulating health preserving equipment |
| CN113047176A (en) * | 2021-03-09 | 2021-06-29 | 中冶天工集团有限公司 | Heat preservation device for municipal bridge concrete steel formwork and use method thereof |
| CN215519923U (en) * | 2021-08-27 | 2022-01-14 | 济南市交通工程质量与安全中心 | Self-heating mass concrete heat preservation template |
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Application publication date: 20220923 |