CN206486448U - A kind of air-cooled temperature regulating device of mass concrete - Google Patents
A kind of air-cooled temperature regulating device of mass concrete Download PDFInfo
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- CN206486448U CN206486448U CN201720175642.4U CN201720175642U CN206486448U CN 206486448 U CN206486448 U CN 206486448U CN 201720175642 U CN201720175642 U CN 201720175642U CN 206486448 U CN206486448 U CN 206486448U
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- air
- ventilation shaft
- regulating device
- blower fan
- concrete
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Abstract
The utility model belongs to technical field of civil, more particularly to a kind of mass concrete air-cooled temperature regulating device.The cooling device includes the air cooling mechanism being made up of blower fan and ventilation shaft, humidification mechanism and temperature monitoring mechanism, ventilation shaft passes through concrete and one end is connected by reducing connector with blower fan, humidification mechanism includes humidity control case, at the water-mist outlet of humidity control case supervisor is conveyed provided with moisture, moisture conveying supervisor is connected by branch pipe with ventilation shaft, temperature monitoring mechanism includes several data wires and is arranged inside concrete, upper surface and the thermometric component in the external world, thermometric component is connected by data wire with Temperature sampler respectively, signal passes through wireless data transmission to control terminal.The utility model is aerated using ventilation shaft to mass concrete to cool and realizes data monitoring, and the thermal cracking of mass concrete is control effectively, construction quality is improved.
Description
Technical field
The utility model belongs to technical field of civil, more particularly to a kind of air-cooled temperature control of mass concrete is filled
Put.
Background technology
With mass concrete Modern Bridge Engineering construction in continuous application so that Bridges in Our Country build gradually to
Long span direction is strided forward, and mass concrete has compared with ordinary reinforced concrete structure, and thickness, sectional dimension are big, coagulation
Native consumption is more, and engineering specifications is complicated, good integrity, the features such as construction technical requirement is high.It can release big in course of hardening
Measure the heat of hydration, heat constantly inside works assemble so that works internal temperature is constantly raised, due to surface radiating compared with
Good, concrete surface temperature rise is smaller, and volumetric expansion is also smaller relative to inside, and the difference of this inside and outside expansion can make concrete table
There is crack in face, after coagulation soil temperature peak, temperature drop, volume contraction, and concrete is on uneven temperature change and border
Temperature tension can be produced in inside concrete under constraint, there is the danger for producing crack, to the globality and durability of structure
Constitute a threat to.
Study more for Volume Concrete Cracks at present, generally using the method control large volume of logical cooling circulating water
The temperature rise of concrete and rate of temperature fall, to reach the purpose of control thermal cracking generation.Water flowing cools down mass concrete technology
It is more ripe, but the application of this method also has certain limitation, such as：Water resource dependence is strong, waste serious, and pipeline is close
Envelope property requires higher etc..To make up the technological deficiency present in water flowing cooling mass concrete, carried to large volume coagulation temperature control
For a kind of brand-new technique complementary, on the basis of rational construction technology is taken, live cushion cap is carried out using ventilation shaft big
Volume concrete temperature crack control, has reached good effect.
Utility model content
The purpose of this utility model is that the technological deficiency made up present in water flowing cooling mass concrete is big there is provided one kind
The air-cooled temperature regulating device of volume concrete, using ventilation shaft to temperature cracks control of mass concrete.
In order to solve the above technical problems, the technical solution adopted in the utility model is as follows：
A kind of air-cooled temperature regulating device of mass concrete, the cooling device includes what is be made up of blower fan and ventilation shaft
Air cooling mechanism, humidification mechanism and temperature monitoring mechanism, ventilation shaft is through concrete and one end passes through reducing connector and blower fan
Connection, humidification mechanism, which includes conveying provided with moisture at humidity control case, the water-mist outlet of humidity control case, to be responsible for, moisture conveying master
Pipe is connected by branch pipe with ventilation shaft, and temperature monitoring mechanism includes several data wires and is arranged inside concrete, upper surface
And extraneous thermometric component, thermometric component is connected by data wire with Temperature sampler respectively, and signal passes through wireless data transmission
To control terminal.
It is preferred that, the gas inlet end structure of the ventilation shaft is provided with the gas bleeder valve for tilting 50-70 °, the gas outlet of gas bleeder valve
Set towards blower fan.
It is preferred that, the heavy caliber end of the reducing connector and the wind pipe of blower fan are connected, small-caliber end and ventilation duct
Road is connected.
It is preferred that, described ventilation shaft is not less than 200W/m.K by thermal conductivity factor, and wall thickness is not more than 0.6mm metal tube
The mutual groove mating in road is formed.
It is preferred that, the ventilation shaft two ends and the pipe that blocks water that long 20cm is arranged on the body of concrete junction.
It is preferred that, blower fan bottom is provided with above damping rubber pad, blower fan provided with sun-shading rain-proof shed.
It is preferred that, the cooling device also includes being sheathed in the cooler bin outside the intake stack of blower fan, cooler bin containing
Equipped with mixture of ice and water.
It is preferred that, the blower fan is speed-changing draught fan.
The utility model compared with prior art, has the following advantages that：
1）Airduct cooling technology is applied to temperature cracks control of mass concrete in science of bridge building, is that large volume is mixed
Solidifying temperature control provides a kind of brand-new technique complementary；
2）2 are not less than to concrete structure entity longest edge size and most short side dimension ratio with air cooling pipeline,
Single pours total side's amount and is not more than 1200m3Structure carry out thermal cracking control, by geographical conditions constrain it is smaller, water money
Source dependence is smaller, and use flexibly is simple to operate；
3）Under certain wind speed and humidification amount, it can be made from the higher aluminium alloy pipe of the coefficient of heat conduction in ventilation shaft
The heat constantly assembled endlessly is taken out of pipeline, so as to reach the effect of reduction concrete internal temperature；
4）Implementation monitoring is carried out to the change such as concrete internal temperature, inlet and outlet, environment temperature by intelligent temperature measurement, and
Site operation is fed back in time according to monitoring result, dynamic management and control is realized.
Brief description of the drawings
Fig. 1 is the structural representation of air-cooled temperature regulating device in embodiment.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
As shown in figure 1, cooling device described in the cooling device of the use includes being made up of blower fan 21 and ventilation shaft 31
Air cooling mechanism, temperature monitoring mechanism and humidification mechanism, ventilation shaft 31 is through in concrete 1 and one end passes through reducing connector
22 are connected with blower fan 21, and the heavy caliber end of reducing connector 22 is connected with the wind pipe of blower fan 21, small-caliber end and ventilation duct
Road 31 is connected；Temperature monitoring mechanism includes several data wires, the thermometric structure of the one end of data wire 52 respectively with being arranged in concrete
Part 51, the environment thermometric component for being arranged at the external world and the maintenance coolant-temperature gage thermometric component connection for being arranged at concrete upper surface, separately
One end is connected with Temperature sampler 53, and Temperature sampler 53 passes through wireless data transmitter 54 and nothing with extraneous control terminal 56
Line data sink 55 realizes that wireless data is connected；Humidification mechanism includes humidity control case 41, and the water smoke of humidity control case 41 goes out
Provided with moisture conveying supervisor 42 at mouthful, moisture conveying supervisor 42 realizes that pipeline is connected with ventilation shaft 31 by branch pipe 43, described
The gas inlet end structure of ventilation shaft 31 is set provided with the gas bleeder valve 32 for tilting 60 °, the gas outlet of gas bleeder valve 32 towards blower fan 21, is led to
Wind pipeline is not less than 200W/m.K by thermal conductivity factor, and the mutual groove mating of metallic conduit that wall thickness is not more than 0.6mm is formed, and logical
Wind pipeline two ends are in being arranged with the pipe that blocks water that length is 20cm on the body of concrete junction to end.
The bottom of blower fan 21 is provided with damping rubber pad, and the top of blower fan 21 is provided with sun-shading rain-proof shed, and cooling device also includes being sheathed on
Mixture of ice and water is loaded with cooler bin outside the intake stack of blower fan 21, cooler bin.The blower fan 21 is speed-changing draught fan.
In order to reduce ventilation temperature in ventilation shaft, cooler bin is set outside the intake stack of blower fan, cooler bin is used for
Ice cube is held, can will enter air cooling at air inlet by adding a small amount of mixture of ice and water, effectively control air intake vent temperature.
During work, every ventilation shaft is connected with per Fans, the independent electric cabinet control blower fan work per Fans, wind
Machine air blast into ventilation shaft, and mix the water smoke that humidity control case conveys supervisor and branch pipe input by moisture so that ventilation
Air velocity in pipeline and the cross-ventilation that enough heat exchanges are produced in the effective contact area of concrete, ventilation shaft is not less than
10m/s.The heat constantly assembled in ventilation shaft can endlessly be taken out of pipeline, so that inside concrete reaches cooling
Effect；
The temperature of corresponding temperature measuring point in thermometric component detection concrete, and pass the information on to Temperature sampler, by nothing
Line data source and wireless data receiver are by corresponding data wireless transmission to control terminal, and staff is according to respective counts
According to the water smoke input quantity of the blow rate required and humidity control case to blower fan regulates and controls.
Claims (8)
1. a kind of air-cooled temperature regulating device of mass concrete, it is characterised in that the air-cooled temperature regulating device include by blower fan and
Air cooling mechanism, humidification mechanism and the temperature monitoring mechanism of ventilation shaft composition, ventilation shaft is through concrete and one end passes through change
Footpath connector is connected with blower fan, and humidification mechanism is included at humidity control case, the water-mist outlet of humidity control case provided with moisture conveying
Supervisor, moisture conveying supervisor is connected by branch pipe with ventilation shaft, and temperature monitoring mechanism includes several data wires and is arranged at mixed
The thermometric component of solidifying soil inside, upper surface and the external world, thermometric component is connected by data wire with Temperature sampler respectively, and signal leads to
Wireless data transmission is crossed to control terminal.
2. the air-cooled temperature regulating device of mass concrete as claimed in claim 1, it is characterised in that the ventilation shaft enters
Gas port end is set provided with the gas bleeder valve for tilting 50-70 °, the gas outlet of gas bleeder valve towards blower fan.
3. the air-cooled temperature regulating device of mass concrete as claimed in claim 1, it is characterised in that the reducing connector
The wind pipe connection of heavy caliber end and blower fan, small-caliber end is connected with ventilation shaft.
4. the air-cooled temperature regulating device of mass concrete as claimed in claim 1, it is characterised in that described ventilation shaft by
Thermal conductivity factor is not less than 200W/m.K, and the mutual groove mating of metallic conduit that wall thickness is not more than 0.6mm is formed.
5. the air-cooled temperature regulating device of mass concrete as claimed in claim 1, it is characterised in that the ventilation shaft two ends
The pipe that blocks water with being arranged long 20cm on the body of concrete junction.
6. the air-cooled temperature regulating device of mass concrete as claimed in claim 1, it is characterised in that blower fan bottom is provided with damping
Provided with sun-shading rain-proof shed above rubber cushion, blower fan.
7. the air-cooled temperature regulating device of mass concrete as claimed in claim 1, it is characterised in that the air-cooled temperature regulating device
Also include being sheathed in the cooler bin outside the intake stack of blower fan, cooler bin being loaded with mixture of ice and water.
8. the air-cooled temperature regulating device of mass concrete as claimed in claim 1, it is characterised in that the blower fan is speed change wind
Machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720175642.4U CN206486448U (en) | 2017-02-27 | 2017-02-27 | A kind of air-cooled temperature regulating device of mass concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720175642.4U CN206486448U (en) | 2017-02-27 | 2017-02-27 | A kind of air-cooled temperature regulating device of mass concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206486448U true CN206486448U (en) | 2017-09-12 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720175642.4U Active CN206486448U (en) | 2017-02-27 | 2017-02-27 | A kind of air-cooled temperature regulating device of mass concrete |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106759359A (en) * | 2017-02-27 | 2017-05-31 | 中交公局厦门工程有限公司 | It is a kind of based on air-cooled mass concrete cooling device, construction method and application |
| CN107417297A (en) * | 2017-09-13 | 2017-12-01 | 苏交科集团股份有限公司 | Mass concrete hydration heat control device and its construction method |
| CN109505258A (en) * | 2018-12-24 | 2019-03-22 | 中铁三局集团有限公司 | A kind of continuous beam 0# block bottom web Temperature Controlling of Mass Concrete construction method |
| CN111007898A (en) * | 2019-12-12 | 2020-04-14 | 浙江鸿翔建设集团股份有限公司 | Temperature detection control system for large-volume concrete pouring |
| CN115217110A (en) * | 2022-09-20 | 2022-10-21 | 中冶建筑研究总院有限公司 | Air-cooling temperature control system for mass concrete, air-cooling temperature control method and design method |
-
2017
- 2017-02-27 CN CN201720175642.4U patent/CN206486448U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106759359A (en) * | 2017-02-27 | 2017-05-31 | 中交公局厦门工程有限公司 | It is a kind of based on air-cooled mass concrete cooling device, construction method and application |
| CN107417297A (en) * | 2017-09-13 | 2017-12-01 | 苏交科集团股份有限公司 | Mass concrete hydration heat control device and its construction method |
| CN109505258A (en) * | 2018-12-24 | 2019-03-22 | 中铁三局集团有限公司 | A kind of continuous beam 0# block bottom web Temperature Controlling of Mass Concrete construction method |
| CN111007898A (en) * | 2019-12-12 | 2020-04-14 | 浙江鸿翔建设集团股份有限公司 | Temperature detection control system for large-volume concrete pouring |
| CN115217110A (en) * | 2022-09-20 | 2022-10-21 | 中冶建筑研究总院有限公司 | Air-cooling temperature control system for mass concrete, air-cooling temperature control method and design method |
| CN115217110B (en) * | 2022-09-20 | 2023-01-10 | 中冶建筑研究总院有限公司 | Air-cooled temperature control system, air-cooled temperature control method and design method for mass concrete |
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