CN113719144A - Method for construction and maintenance of beam body in winter - Google Patents
Method for construction and maintenance of beam body in winter Download PDFInfo
- Publication number
- CN113719144A CN113719144A CN202110791841.9A CN202110791841A CN113719144A CN 113719144 A CN113719144 A CN 113719144A CN 202110791841 A CN202110791841 A CN 202110791841A CN 113719144 A CN113719144 A CN 113719144A
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- Prior art keywords
- beam body
- heat source
- maintenance
- source channel
- main heat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000010276 construction Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000012423 maintenance Methods 0.000 title claims abstract description 29
- 238000004321 preservation Methods 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 239000000779 smoke Substances 0.000 claims description 28
- 238000009413 insulation Methods 0.000 claims description 9
- 239000011449 brick Substances 0.000 claims description 6
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 claims description 3
- 239000003830 anthracite Substances 0.000 claims description 3
- 239000012774 insulation material Substances 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000001723 curing Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
- E04G21/246—Safety or protective measures preventing damage to building parts or finishing work during construction specially adapted for curing concrete in situ, e.g. by covering it with protective sheets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/02—Other domestic- or space-heating systems consisting of self-contained heating units, e.g. storage heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/06—Solid fuel fired boiler
- F24D2200/062—Coal fired boilers
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Abstract
The invention relates to the technical field of buildings, in particular to a method for winter construction and maintenance of a beam body, which comprises the following steps: s1, building a plurality of furnaces on the periphery of the bottom of the beam body; s2, arranging main heat source channels on two opposite sides of the bottom of the beam body respectively, and connecting two ends of each main heat source channel with the furnaces in the step S1 respectively; s3, arranging a plurality of secondary heat source channels at the bottom of the beam body, and respectively connecting the two ends of each secondary heat source channel with each main heat source channel in the step S2; s4, covering a thermal shed on the top and the periphery of the beam body in a sealing manner; s5, igniting each stove in the step S1, collecting heat generated by the stoves at the bottom of the beam body through each main heat source channel and each auxiliary heat source channel, radiating the heat outwards, and realizing the heat preservation of the beam body under the heat preservation effect of the heat preservation shed. The method for the winter construction and maintenance of the beam body can obviously simplify the structure for keeping warm, is simple and convenient to implement, has low energy consumption, and can more effectively keep warm for the beam body.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a method for winter construction and maintenance of a beam body.
Background
In the construction process of a building beam, after grouting of a pore channel, the prestressed concrete beam needs to be heated and kept warm for ensuring the requirement of the ambient temperature around the beam, and the warm keeping means adopted in the prior art is generally to arrange steam pipelines around the beam and adopt a steam curing method, and the other method is to arrange electric heaters around the beam.
However, the steam curing method mainly needs to lay pipelines, but needs to dig pipe ditches, and is troublesome in construction; the heat preservation effect is not obvious by adopting the electric heater heat preservation mode, the temperature in the greenhouse hardly reaches the required temperature, a plurality of beam bodies need to be maintained at the same time sometimes, more electric heaters need to operate at the same time, and the power of the electric heaters is high. The waste of power resources is large.
Disclosure of Invention
The invention provides a method for construction and maintenance of a beam body in winter, which is simple and convenient in implementation process, low in energy consumption and capable of effectively keeping the beam body warm.
The invention provides a method for winter construction and maintenance of a beam body, which comprises the following steps:
s1, building a plurality of furnaces on the periphery of the bottom of the beam body;
s2, arranging main heat source channels on two opposite sides of the bottom of the beam body respectively, and connecting two ends of each main heat source channel with the furnaces in the step S1 respectively;
s3, arranging a plurality of secondary heat source channels at the bottom of the beam body, and respectively connecting the two ends of each secondary heat source channel with each main heat source channel in the step S2;
s4, covering a thermal shed on the top and the periphery of the beam body in a sealing manner;
s5, igniting each stove in the step S1, collecting heat generated by the stoves at the bottom of the beam body through each main heat source channel and each auxiliary heat source channel, radiating the heat outwards, and realizing the heat preservation of the beam body under the heat preservation effect of the heat preservation shed.
According to the method for winter construction and maintenance of the beam body, in step S2, a smoke exhaust pipe for exhausting smoke outwards is additionally communicated with the main heat source channel.
According to the method for the winter construction and maintenance of the beam body, provided by the invention, the smoke outlet at the upper end of the smoke exhaust pipe upwards penetrates through the heat-preservation shed.
According to the method for the winter construction and maintenance of the beam body, provided by the invention, the smoke exhaust pipe is communicated with the middle part of the main heat source channel.
According to the method for the winter construction and maintenance of the beam body, provided by the invention, the furnace is built by refractory bricks.
According to the method for winter construction and maintenance of the beam body, in the step S5, anthracite is used for firing in each stove.
According to the method for the winter construction and maintenance of the beam body, provided by the invention, the heat-insulation shed is made of light heat-insulation materials.
According to the method for winter construction and maintenance of the beam body, in step S2, a first slow fan is arranged at the joint of each furnace and a main heat source channel.
According to the method for the winter construction and maintenance of the beam body, provided by the invention, the second slow-speed fan is arranged at the joint of each smoke exhaust pipe and the main heat source channel.
According to the method for winter construction and maintenance of the beam body, provided by the invention, each main heat source channel and each auxiliary heat source channel are respectively built through insulating bricks.
The invention provides a method for construction and maintenance of a beam body in winter, which comprises the steps of firstly arranging a plurality of furnaces as heat sources, arranging main heat source channels on two opposite sides of the bottom of the beam body and arranging a plurality of auxiliary heat source channels on the bottom of the beam body, enabling two ends of each auxiliary heat source channel to be respectively communicated with the main heat source channels on the two sides, and then enabling heat from each furnace to be gathered into each auxiliary heat source channel through the main heat source channels, so that heat generated by the furnaces can be gathered at the bottom of the beam body through each main heat source channel and each auxiliary heat source channel and be continuously radiated outwards, meanwhile, because the top and the periphery of the beam body are sealed and covered with a heat-insulating shed, under the heat-insulating effect of the heat-insulating shed, the heat outwards diffused at the bottom of the beam body can be continuously and fully applied to the whole beam body for heating and heat insulation, the heat-insulating effect is better, the structure of heat-insulating construction is simple, the implementation process is simple and the electric energy consumption is not needed, effectively reducing energy consumption.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a plan view of a maintenance structure for warm keeping construction of a girder according to the present invention;
FIG. 2 is a schematic partial cross-sectional view of the beam body insulation construction of the present invention;
fig. 3 is a schematic cross-sectional view of the beam body warm-keeping construction of the present invention.
Reference numerals:
1-a beam body; 2-furnace; 3-main heat source channel; 4-secondary heat source channel; 5-a heat-preservation shed; 6-smoke exhaust pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The method for winter construction and maintenance of the beam body, which is disclosed by the invention, is described below by combining the drawings 1-3, and comprises the following steps:
s1, building four furnaces 2 on the periphery of the bottom of the beam body 1, wherein the furnaces 2 are distributed on four opposite corners of the beam body;
s2, building main heat source channels 3 on the left side and the right side of the bottom of the beam body 1 respectively, and connecting the upper ends and the lower ends of the main heat source channels 3 with the furnaces 2 in the step S1 respectively;
s3, building a plurality of auxiliary heat source channels 4 at the bottom of the beam body 1, and respectively connecting the left end and the right end of each auxiliary heat source channel 4 with each main heat source channel 3 in the step S2;
s4, sealing and covering the top and the periphery of the beam body 1 with a thermal shed 5;
s5, igniting each stove 2 in the step S1, collecting heat generated by the stoves 2 at the bottom of the beam body 1 through each main heat source channel 3 and each auxiliary heat source channel 4, radiating the heat outwards, and realizing the heat preservation of the beam body 1 under the heat preservation effect of the heat preservation shed 5.
In the method of the embodiment, firstly, a plurality of furnaces 2 are arranged as heat sources, main heat source channels 3 are built on the left side and the right side of the bottom of a beam body 1, a plurality of auxiliary heat source channels 4 are built on the bottom of the beam body 1, after two ends of each auxiliary heat source channel 4 are respectively communicated with the main heat source channels 3 on the two sides, heat from each furnace 2 can be gathered into each auxiliary heat source channel 4 through the main heat source channels 3, so that heat generated by the furnaces 2 can be gathered at the bottom of the beam body 1 through each main heat source channel 3 and each auxiliary heat source channel 4 and can be continuously radiated outwards, meanwhile, because the top and the periphery of the beam body 1 are sealed and covered with a heat-insulating shed 5, under the heat-insulating effect of the heat-insulating shed 5, the heat diffused outwards at the bottom of the beam body 1 can be continuously and fully applied to the whole beam body 1 for heat insulation, the heat-insulating effect is better, the structure of heat-insulating construction is simple and easy to implement, electric energy consumption is not needed, and energy consumption is effectively reduced.
As a further proposal of the present embodiment, in step S2, a smoke exhaust pipe 6 for exhausting smoke to the outside is additionally connected to the main heat source path 3. Therefore, the smoke in the main heat source channel 3 can be discharged outwards through the smoke exhaust pipe 6, and the smoke is prevented from entering the heat insulation shed 5 in a large amount.
As a further scheme of this embodiment, the smoke outlet at the upper end of the smoke exhaust pipe 6 penetrates the thermal insulation shed 5 upwards, so that the smoke is conveniently exhausted outwards from the top of the thermal insulation shed 5.
As a further solution to this embodiment, the smoke exhaust pipe 6 is connected to the middle portion of the main heat source path 3. Therefore, the smoke generated by the furnaces 2 positioned at the upper end and the lower end of the main heat source channel 3 can reach the smoke exhaust pipe 6 together in the shortest distance, so that the smoke at the upper end and the lower end can be uniformly exhausted outwards.
As a further proposal of the embodiment, the furnace 2 is built by refractory bricks, so that the high temperature resistance of the furnace 2 can be improved, and the furnace 2 is not easy to crack due to high temperature and is more durable.
As a further proposal of this embodiment, in step S5, each furnace 2 uses anthracite to generate fire, so that it can help to reduce the generation of smoke and avoid environmental pollution.
As a further scheme to this embodiment, cold-proof canopy 5 is light heat preservation material, consequently can reduce the weight of cold-proof canopy 5, avoids cold-proof canopy 5 because overweight and collapse, also is convenient for the workman to install and build.
As a further scheme of this embodiment, in step S2, a first slow fan (not shown in the figure) is installed at the butt joint of each stove 2 and the main heat source channel 3, so that the flow velocity of the airflow in the main heat source channel 3 can be increased by the first slow fan, which is helpful to properly accelerate the heat entering each secondary heat source channel 4, so that the heat can be more quickly gathered at the bottom of the beam body 1, and the warming effect can be improved.
As a further solution to this embodiment, a second slow fan (not shown in the figure) is installed at the joint of each smoke exhaust pipe 6 and the main heat source channel 3, so that the discharge of the smoke can be accelerated properly by the second slow fan.
As a further scheme of this embodiment, each of the main heat source channel 3 and the sub heat source channel 4 is built by insulating bricks, so that the insulating effect can be improved.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A method for construction and maintenance of a beam body in winter is characterized by comprising the following steps:
s1, building a plurality of furnaces on the periphery of the bottom of the beam body;
s2, arranging main heat source channels on two opposite sides of the bottom of the beam body respectively, and connecting two ends of each main heat source channel with the furnaces in the step S1 respectively;
s3, arranging a plurality of secondary heat source channels at the bottom of the beam body, and respectively connecting the two ends of each secondary heat source channel with each main heat source channel in the step S2;
s4, covering a thermal shed on the top and the periphery of the beam body in a sealing manner;
s5, igniting each stove in the step S1, collecting heat generated by the stoves at the bottom of the beam body through each main heat source channel and each auxiliary heat source channel, radiating the heat outwards, and realizing the heat preservation of the beam body under the heat preservation effect of the heat preservation shed.
2. The method for winter construction and maintenance of a beam body according to claim 1, wherein a smoke exhaust pipe for exhausting smoke to the outside is additionally connected to the main heat source duct in step S2.
3. The method for winter construction and maintenance of the beam body according to claim 2, wherein a smoke exhaust port at the upper end of the smoke exhaust pipe penetrates the thermal insulation shed upwards.
4. The method for winter construction and maintenance of the beam body according to claim 2, wherein the smoke exhaust pipe is communicated with a middle portion of the main heat source channel.
5. The method for winter construction and maintenance of the beam body according to claim 1, wherein the furnace is built by refractory bricks.
6. The method for winter construction and maintenance of the beam body according to claim 1, wherein in step S5, each of the stoves uses anthracite to generate fire.
7. The method for winter construction and maintenance of the beam body according to claim 1, wherein the thermal insulation shed is made of light thermal insulation materials.
8. The method for winter construction and maintenance of the beam body according to claim 1, wherein in step S2, a first slow fan is provided at a joint of each furnace and the main heat source channel.
9. The method for winter construction and maintenance of the beam body according to claim 2, wherein in step S2, a second slow fan is provided at the joint of each smoke exhaust pipe and the main heat source channel.
10. The method for winter construction and maintenance of the beam body according to claim 1, wherein each of the main heat source channel and the auxiliary heat source channel is built by insulating bricks.
Priority Applications (1)
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CN202110791841.9A CN113719144A (en) | 2021-07-13 | 2021-07-13 | Method for construction and maintenance of beam body in winter |
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CN202110791841.9A CN113719144A (en) | 2021-07-13 | 2021-07-13 | Method for construction and maintenance of beam body in winter |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103266772A (en) * | 2013-05-20 | 2013-08-28 | 山东恒建工程监理咨询有限公司 | Curing method used for highway engineering construction concrete in winter |
CN103291322A (en) * | 2013-05-08 | 2013-09-11 | 中铁隧道集团有限公司 | Anti-freezing heating method for concrete construction of double-track railway tunnels in winter |
CN103510546A (en) * | 2012-06-30 | 2014-01-15 | 中国有色金属工业第六冶金建设有限公司 | Warm shed protection construction method for equipment foundation in severe winter |
KR101503522B1 (en) * | 2013-10-16 | 2015-03-18 | 주식회사 포스코건설 | Complex type warm curing system and warm curing management method of coldweather concreting |
CN106239711A (en) * | 2016-08-26 | 2016-12-21 | 中交第二航务工程局有限公司 | A kind of cast-in-situ concrete member maintenance process in winter |
CN106246209A (en) * | 2015-01-31 | 2016-12-21 | 夏玉军 | A kind of tunnel inner lining concrete insulated curing constructing device and construction method thereof |
KR20180020583A (en) * | 2016-08-19 | 2018-02-28 | 대건기술 주식회사 | Insulation gang fom with heating wire for concrete curing and construction method using it |
CN213267517U (en) * | 2020-08-14 | 2021-05-25 | 中国水利水电第三工程局有限公司 | Bridge segment CRTS III plate type ballastless track winter construction temperature control equipment |
CN113001772A (en) * | 2021-02-22 | 2021-06-22 | 中电建十一局工程有限公司 | Winter heat preservation construction method for concrete precast beam |
-
2021
- 2021-07-13 CN CN202110791841.9A patent/CN113719144A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103510546A (en) * | 2012-06-30 | 2014-01-15 | 中国有色金属工业第六冶金建设有限公司 | Warm shed protection construction method for equipment foundation in severe winter |
CN103291322A (en) * | 2013-05-08 | 2013-09-11 | 中铁隧道集团有限公司 | Anti-freezing heating method for concrete construction of double-track railway tunnels in winter |
CN103266772A (en) * | 2013-05-20 | 2013-08-28 | 山东恒建工程监理咨询有限公司 | Curing method used for highway engineering construction concrete in winter |
KR101503522B1 (en) * | 2013-10-16 | 2015-03-18 | 주식회사 포스코건설 | Complex type warm curing system and warm curing management method of coldweather concreting |
CN106246209A (en) * | 2015-01-31 | 2016-12-21 | 夏玉军 | A kind of tunnel inner lining concrete insulated curing constructing device and construction method thereof |
KR20180020583A (en) * | 2016-08-19 | 2018-02-28 | 대건기술 주식회사 | Insulation gang fom with heating wire for concrete curing and construction method using it |
CN106239711A (en) * | 2016-08-26 | 2016-12-21 | 中交第二航务工程局有限公司 | A kind of cast-in-situ concrete member maintenance process in winter |
CN213267517U (en) * | 2020-08-14 | 2021-05-25 | 中国水利水电第三工程局有限公司 | Bridge segment CRTS III plate type ballastless track winter construction temperature control equipment |
CN113001772A (en) * | 2021-02-22 | 2021-06-22 | 中电建十一局工程有限公司 | Winter heat preservation construction method for concrete precast beam |
Non-Patent Citations (2)
Title |
---|
王宁: "现浇箱梁冬期施工技术方案", 《交通世界(建养.机械)》 * |
闫昌明等: "现浇连续箱梁滑移模架冬季施工方案", 《森林工程》 * |
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Application publication date: 20211130 |