CN107310045B - Totally-enclosed ground heating heat preservation type concrete works - Google Patents
Totally-enclosed ground heating heat preservation type concrete works Download PDFInfo
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- CN107310045B CN107310045B CN201710552421.9A CN201710552421A CN107310045B CN 107310045 B CN107310045 B CN 107310045B CN 201710552421 A CN201710552421 A CN 201710552421A CN 107310045 B CN107310045 B CN 107310045B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
- B28C9/02—General arrangement or layout of plant for producing mixtures of clay or cement with other materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/0007—Pretreatment of the ingredients, e.g. by heating, sorting, grading, drying, disintegrating; Preventing generation of dust
- B28C7/0023—Pretreatment of the ingredients, e.g. by heating, sorting, grading, drying, disintegrating; Preventing generation of dust by heating or cooling
- B28C7/003—Heating, e.g. using steam
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/0046—Storage or weighing apparatus for supplying ingredients
- B28C7/0053—Storage containers, e.g. hoppers, silos, bins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/0046—Storage or weighing apparatus for supplying ingredients
- B28C7/0053—Storage containers, e.g. hoppers, silos, bins
- B28C7/0076—Parts or details thereof, e.g. opening, closing or unloading means
Abstract
The invention discloses a totally-enclosed ground heating heat preservation type concrete factory which comprises a totally-enclosed silo shed, a mixing station and a heating system arranged in the silo shed, wherein the mixing station comprises a proportioning machine arranged in the silo shed, and the proportioning machine is provided with a heater; a plurality of sandstone bins are arranged in the bin shed, a floor heating groove is formed in the bottom of at least one sandstone bin, a heat supply pipeline is laid in the floor heating groove, and a steel cover plate covers the floor heating groove; the heating system comprises a boiler, the boiler is communicated with a water inlet of the heating pipeline through a first water outlet pipe, and the boiler is communicated with a water inlet of the heater through a second water outlet pipe. According to the invention, the hot water pipe is used for heating and insulating the sand material, so that the construction requirement in cold weather is met, heat supply and insulation for the whole storage bin shed are not required, the cost is saved, and the potential safety hazard that a traditional storage bin shed is easy to generate fire when a furnace is used; the storage bin shed with a totally-enclosed structure is adopted, so that the phenomena of dust spreading and mud fullness are avoided, and civilized construction is facilitated.
Description
Technical Field
The invention relates to the field of construction engineering in winter, in particular to a totally-enclosed ground heating heat preservation type concrete factory.
Background
In the construction of a construction site, a construction material such as mortar is mixed and stirred on site, and the mortar is kneaded in consideration of conditions such as the temperature of air on site and the temperature of water for kneading.
According to the existing construction technology, when the construction is carried out at the temperature of minus 30-40 ℃, if the temperature of the concrete after the concrete is discharged from the machine and enters a mold cannot be ensured, the concrete cannot be constructed; if the construction is carried out in the north, the conventional design of the storage bin shed can not meet the construction requirements of strong wind and strong snowfall in the north.
In addition, common concrete factories are generally sealed partially, sand, stone and the like are stacked in the open air, or a steel structure shed is built as a rain shielding facility, so that the phenomena of dust spreading and mud fullness are easily caused.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a totally-enclosed ground heating insulation type concrete factory, which provides a proper mixing temperature by arranging a ground heating system in a storage bin shed to ensure the smooth construction.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a totally-enclosed ground heating heat preservation type concrete factory comprises:
the storage bin comprises a closed storage bin shed, wherein a plurality of gravel bins are arranged in the storage bin shed, a floor heating groove is formed in the bin bottom of at least one gravel bin, a heat supply pipeline is laid in the floor heating groove, and a steel cover plate covers the floor heating groove;
a blending station including a compounder mounted within the silo shed, the compounder having a heater; the mixing station further comprises:
the stirring main machine is positioned outside the storage bin shed and is connected with the batching machine through a belt conveyor;
-a powder tank located at the chargeThe powder tank is connected with the stirring main machine through a screw machine outside the bin shed; stirring host computer, belt feeder and screw machineOuter coverGlass fiber cotton color steel plates are wrapped;
the heating system comprises a boiler, the boiler is communicated with a water inlet of the heating pipeline through a first water outlet pipe, and the boiler is communicated with a water inlet of the heater through a second water outlet pipe; the boiler is communicated with a water outlet of the heat supply pipeline through a first water return pipe, and is communicated with a water outlet of the heater through a second water return pipe; a mixing water tank is arranged beside the boiler, a water tank heating pipe is arranged in the mixing water tank, and two ends of the water tank heating pipe penetrate out of the mixing water tank and are connected with the boiler.
Preferably, the heat supply pipeline is arranged in an S shape.
Preferably, a plurality of supports are arranged in the floor heating groove, and the heat supply pipeline is carried on the supports.
Preferably, a heat preservation reflecting layer is laid in the floor heating groove.
Preferably, the bottom of the stirring main machine and the bottom of the belt conveyor are both connected with steel pipe columns, and each steel pipe column is fixed underground.
Preferably, the rock wool color steel plate is arranged on the side wall of the storage bin shed in a surrounding mode, and the glass fiber cotton color steel plate is laid on the top of the storage bin shed.
Preferably, a plurality of transparent color steel plates are arranged at intervals on the top of the storage bin shed.
Compared with the prior art, the invention has the advantages that:
(1) the hot water pipe is used for heating and insulating the sandstone materials in the sandstone storage bin, so that the material using requirement in cold weather is met, the whole storage bin shed is not required to be heated and insulated, and the cost is saved; the heating pipeline is used for heating and heat preservation, potential safety hazards that fire disasters are easily caused when a traditional storage bin shed is used by a combustion furnace are avoided, the occurrence of CO poisoning accidents is also avoided, the safety of sand and stone materials and the safety of people are ensured, the storage bin shed with a fully-closed structure is adopted, the phenomena of dust spreading and mud fullness are avoided, and civilized construction is facilitated.
(2) The first water return pipe and the second water return pipe are arranged, so that water in the heat supply pipeline and the heater returns to the boiler respectively, a circulating system is formed, and the purposes of circulating water and saving water resources are achieved.
(3) Stirring host computer and belt feeder are fixed in the underground through the steel-pipe column, adopt this kind of steel-pipe pile basis concrete foundation in the past, have insert and beat the advantage convenient, application scope is wide, safe and reliable, accomplish the back at the construction, the steel-pipe pile can pull out recycle, can not destroy the soil, is favorable to the reclamation of soil, and the steel-pipe pile can adopt the turnover material, need not to increase extra input.
(4) The rock wool color steel plate and the glass fiber cotton color steel plate are adopted as heat insulation materials, the heat insulation effect is good, and compared with the conventional foam color steel plate, the foam color steel plate has the advantages of good flame retardance, high safety, low heat conductivity coefficient and the like. Transparent various steel sheet is set up at the interval of feed bin canopy top, and daylighting effect is good, need not use electric power illumination daytime, the energy saving.
Drawings
Fig. 1 is a top view of a totally-enclosed ground heating insulation type concrete works provided by an embodiment of the invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1, an embodiment of the present invention provides a totally-enclosed ground heating insulation type concrete plant, which includes:
the storage bin comprises a closed storage bin shed 1, wherein a plurality of gravel bins 10 are arranged in the storage bin shed 1, a floor heating groove is formed in the bin bottom of at least one gravel bin 10, when gravel needs to be used, the gravel in the storage bin without the floor heating groove in the bin bottom can be transferred to the gravel bin 10 with the floor heating groove in the bin bottom, so that the construction cost can be saved, a heat supply pipeline 11 is laid in the floor heating groove, and a steel cover plate covers the floor heating groove to seal the floor heating groove, so that the gravel is heated and insulated;
a mixing station 2 comprising a compounder 20 mounted within said silo shed 1, said compounder 20 having a heater; the dispensing machine 20 is generally arranged near the wall of the silo shed 1 and is easy to be cooled by the influence of low temperature of the outside, so the heater is arranged, and the heater can adopt a self-made hot water heat conduction heater, so that sand and stone perform secondary temperature rise on sand in the sand silo storage and blanking metering processes;
the heating system 3 comprises a boiler 30 and a boiler room, wherein the boiler 30 is arranged in the boiler room and is used for heating water by coal, a chimney is built at the top of the boiler room, soot is discharged out of the silo shed 1 through the chimney, a pressure gauge and a thermometer are mounted on the boiler 30 and used for monitoring the water pressure and the water temperature in the boiler 30 at any time, an atmosphere communicating pipe is arranged on the boiler 30, a water replenishing tank is arranged beside the boiler 30, when the water amount in the boiler 30 is insufficient, a water replenishing process can be carried out at any time, a sewage discharge pipeline and a sewage discharge valve are arranged at the bottom of the water replenishing tank and at the bottom of the boiler 30, an overflow pipe, a water level gauge and a water replenishing pipe are arranged on the water replenishing tank, and the water replenishing pipe is communicated with the boiler; the boiler 30 is communicated with the water inlet of the heat supply pipeline 11 through a first water outlet pipe 31, and the boiler 30 is communicated with the water inlet of the heater through a second water outlet pipe 32.
The hot water in the boiler 30 is used for heating and insulating the sandstone materials in the sandstone storage bin 10, so that the material using requirement in cold weather is met, the whole storage bin shed 1 is not required to be heated and insulated, and the cost is saved; through the installation the boiler 30, through heat supply pipeline 11 heats and keeps warm, has avoidd traditional feed bin canopy and has used the easy potential safety hazard that produces the conflagration of furnace, has also avoidd the emergence of CO poisoning incident, ensures the safety of grit material and person, adopts totally enclosed structure feed bin canopy 1 has avoided the phenomenon that the dust is scattered all the day, mud is full of land, is favorable to civilized construction.
Referring to fig. 1, preferably, the boiler 30 is communicated with the water outlet of the heat supply pipeline 11 through a first water return pipe 33, the boiler 30 is communicated with the water outlet of the heater through a second water return pipe 34, and water in the heat supply pipeline 11 and the water in the heater are respectively returned to the boiler 30 through the arrangement of the first water return pipe 33 and the second water return pipe 34, so as to form a circulation system, thereby achieving the purposes of recycling water and saving water resources.
Referring to fig. 1, preferably, the heat supply pipeline 11 is arranged in an S shape, so that the retention time of hot water in the heat supply pipeline 11 in the ground heating groove is longer, the heat of the hot water is fully utilized to heat and preserve heat of sand and stone materials under the action of heat conduction, the utilization efficiency of heat energy is improved, and coal resources are saved.
Preferably, a plurality of supports are arranged in the floor heating groove, the heat supply pipeline 11 is supported on the supports, and by arranging the supports, the heat supply pipeline 11 can be prevented from absorbing heat due to contact with the bottom of the groove, and the heat supply pipeline 11 can be lifted to be closer to sand and stone materials, so that the sand and stone materials absorb more heat, waste of the heat energy is avoided, and the heat energy utilization rate is improved; the setting direction of support is according to the direction of heat supply pipeline 11 is decided, for example, the extending direction of heat supply pipeline 11 with warm up the length direction of slot the same, then the extending direction of support with warm up the width direction of slot the same.
Preferably, a heat insulation reflecting layer is laid in the ground heating groove, the heat of hot water in the heat supply pipeline 11 is reduced to be absorbed by the ground through the heat insulation reflecting layer, and the heat insulation reflecting layer is made of common materials which can be bought in the market.
Referring to fig. 1, preferably, a mixing water tank 4 is installed beside a boiler 30, a water tank heating pipe is arranged in the mixing water tank 4, and two ends of the water tank heating pipe penetrate through the mixing water tank 4 and are connected with the boiler 30, so that mixing water is directly heated, normal mixing process of sand and stone materials during construction is ensured, even if outdoor temperature is reduced to minus 30 ℃, the water temperature of the mixing water can reach 40-60 ℃, and the temperature in the silo shed 1 can reach 15 ℃.
As shown in fig. 1, preferably, the mixing station 2 further comprises:
the stirring main machine 21 is connected with the batching machine 20 through a belt conveyor 22, and the belt conveyor 22 can be a bidirectional belt conveyor;
the powder tank 23 comprises a cement tank, a fly ash tank and the like, and the powder tank 23 is connected with the stirring host machine 21 through a screw machine;
the stirring main machine 21, the belt conveyor 22 and the screw machineOuter coverAll wrap up the various steel sheet of glass fiber cotton, guarantee the concrete and go out the machine, go into the mould temperature.
Preferably, the stirring host 21 reaches the belt feeder 22 bottom all is connected with the steel-pipe column, each the steel-pipe column all is fixed in the underground, preferably, the stirring host 21 reaches the belt feeder 22 all adopts phi 600 mm's steel pipe to squeeze into the pile foundation, can be according to the different degree of depth of adjusting the steel pipe and squeezing into of geological conditions and bearing condition, adopts steel-pipe pile foundation concrete foundation than in the past, has the advantage of inserting and beating convenience, application scope is wide, safe and reliable, after the construction is accomplished, the steel-pipe pile can be pulled out recycle, can not destroy the soil, be favorable to the reclamation of soil, the steel-pipe pile can adopt the turnover material, need not to increase extra input.
Preferably, the various steel sheet of rock wool is enclosed to 1 side wall of feed bin canopy, the various steel sheet of glass fiber cotton has been laid at 1 top of feed bin canopy, and rock wool various steel sheet and the various steel sheet of glass fiber cotton keep warm effectually, and more conventional foam color steel sheet has advantages such as the fire resistance is good, the security is high, the coefficient of thermal conductivity is low.
(1) and pouring two rows of concrete foundations, preferably, the specification of each concrete foundation is 1500mm multiplied by 1500 multiplied by 1800, an embedded part is embedded in each concrete foundation, an upright post is installed on each concrete foundation, the bottom end of the upright post is welded with the embedded part, and preferably, the specification of the upright post is phi 377 mm.
(2) C14 steel frameworks are welded between two adjacent upright columns at the outermost periphery, and the upright columns are sealed by the rock wool color steel plate, wherein the thickness of the rock wool color steel plate is preferably 100 mm.
(3) The top of each of the two rows of upright columns is welded with 2I32a section steel, a plurality of arch trusses are welded between the two 2I32a section steel, the arch trusses are welded by steel pipes with the diameter of 48 multiplied by 3.0mm and the diameter of 40 multiplied by 2.0mm, and the distance between every two adjacent arch trusses is 3 m.
(4) A plurality of C14 section steels are laid on the arched truss at intervals of 1m, and a glass fiber cotton color steel plate is laid on the arched truss for sealing, preferably, the thickness of the glass fiber cotton color steel plate is 50 mm.
The silo shed 1 adopts wind pressure (0.4 KN/m)2) Snow pressure 0.45KN/m2) For the benchmark, the safety performance is high.
Preferably, the top of the storage shed 1 is provided with a plurality of transparent color steel plates at intervals, the lighting effect is good, electric lighting is not needed in the daytime, the energy is saved, and preferably, the distance between the two transparent color steel plates is 9 m.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (7)
1. The utility model provides a totally closed warm up heat preservation formula concrete factory which characterized in that, it includes:
the storage bin comprises a closed storage bin shed (1), wherein a plurality of gravel bins (10) are arranged in the storage bin shed (1), a floor heating groove is formed in the bin bottom of at least one gravel bin (10), a heat supply pipeline (11) is laid in the floor heating groove, and a steel cover plate covers the floor heating groove;
a mixing station (2) comprising a compounder (20) mounted within the silo shed (1), the compounder (20) having a heater; the mixing station (2) further comprising:
-a stirring main machine (21) located outside the silo shed (1), the stirring main machine (21) being connected with the dosing machine (20) through a belt conveyor (22);
-a powder tank (23) located outside the silo shed (1), the powder tank (23) being connected to the stirring main machine (21) by means of a screw machine; the stirring main machine (21), the belt conveyor (22) and the screw machineOuter coverGlass fiber cotton color steel plates are wrapped;
the heating system (3) comprises a boiler (30), the boiler (30) is communicated with the water inlet of the heating pipeline (11) through a first water outlet pipe (31), and the boiler (30) is communicated with the water inlet of the heater through a second water outlet pipe (32); the boiler (30) is communicated with a water outlet of the heat supply pipeline (11) through a first water return pipe (33), and the boiler (30) is communicated with a water outlet of the heater through a second water return pipe (34); a mixing water tank (4) is installed beside the boiler (30), a water tank heating pipe is arranged in the mixing water tank (4), and two ends of the water tank heating pipe penetrate out of the mixing water tank (4) and are connected with the boiler (30).
2. A totally enclosed ground heating insulation type concrete plant according to claim 1, characterized in that: the heat supply pipeline (11) is arranged in an S shape.
3. A totally enclosed ground heating insulation type concrete plant according to claim 1, characterized in that: a plurality of supports are arranged in the floor heating groove, and the heat supply pipeline (11) is borne on the supports.
4. A totally enclosed ground heating insulation type concrete plant according to claim 1, characterized in that: and a heat-preservation reflecting layer is laid in the floor heating groove.
5. A totally enclosed ground heating insulation type concrete plant according to claim 1, characterized in that: the bottom of the stirring main machine (21) and the bottom of the belt conveyor (22) are both connected with steel pipe columns, and each steel pipe column is fixed underground.
6. A totally enclosed ground heating insulation type concrete plant according to claim 1, characterized in that: rock wool color steel plates are arranged on the side wall of the storage shed (1) in a surrounding mode, and glass fiber cotton color steel plates are laid on the top of the storage shed (1).
7. A totally enclosed ground heating insulation type concrete plant according to claim 1, characterized in that: the top of the storage bin shed (1) is provided with a plurality of transparent color steel plates at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710552421.9A CN107310045B (en) | 2017-07-07 | 2017-07-07 | Totally-enclosed ground heating heat preservation type concrete works |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710552421.9A CN107310045B (en) | 2017-07-07 | 2017-07-07 | Totally-enclosed ground heating heat preservation type concrete works |
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| CN107310045A CN107310045A (en) | 2017-11-03 |
| CN107310045B true CN107310045B (en) | 2020-05-12 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266012A (en) * | 2018-01-17 | 2018-07-10 | 中铁隆工程集团有限公司 | A kind of sandstone feed bin for winter construction |
| CN108951636A (en) * | 2018-07-13 | 2018-12-07 | 中国电建集团铁路建设有限公司 | A kind of extremely frigid zones subway station concrete construction heat preserving method |
| CN109610894A (en) * | 2018-12-10 | 2019-04-12 | 中交公局桥隧工程有限公司 | A kind of blending station thermal insulation construction technique |
| CN110370452A (en) * | 2019-07-31 | 2019-10-25 | 中交路桥北方工程有限公司 | A kind of concrete mixing station heating heat preserving method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01214606A (en) * | 1988-02-23 | 1989-08-29 | Nikko Kk | Manufacture of asphalt composite material and ready-mix concrete, and device therefor |
| CN202053382U (en) * | 2011-05-05 | 2011-11-30 | 天津二十冶建设有限公司 | Winter construction heating system for mixing plant |
| 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 |
| CN203345490U (en) * | 2013-06-19 | 2013-12-18 | 方圆集团海阳建设机械有限公司 | Water heating device used for aggregate hopper in winter |
| CN203876048U (en) * | 2014-05-19 | 2014-10-15 | 三一汽车制造有限公司 | Mixing station |
-
2017
- 2017-07-07 CN CN201710552421.9A patent/CN107310045B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01214606A (en) * | 1988-02-23 | 1989-08-29 | Nikko Kk | Manufacture of asphalt composite material and ready-mix concrete, and device therefor |
| CN202053382U (en) * | 2011-05-05 | 2011-11-30 | 天津二十冶建设有限公司 | Winter construction heating system for mixing plant |
| 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 |
| CN203345490U (en) * | 2013-06-19 | 2013-12-18 | 方圆集团海阳建设机械有限公司 | Water heating device used for aggregate hopper in winter |
| CN203876048U (en) * | 2014-05-19 | 2014-10-15 | 三一汽车制造有限公司 | Mixing station |
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