CN209954929U - Maintenance equipment for large-volume concrete construction in winter - Google Patents
Maintenance equipment for large-volume concrete construction in winter Download PDFInfo
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- CN209954929U CN209954929U CN201920341660.4U CN201920341660U CN209954929U CN 209954929 U CN209954929 U CN 209954929U CN 201920341660 U CN201920341660 U CN 201920341660U CN 209954929 U CN209954929 U CN 209954929U
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Abstract
The utility model discloses a curing equipment for bulky concrete construction winter for temperature and humidity in the curing chamber at bulky concrete place are regulated and control, curing equipment includes: the heating device and the humidifying device are both connected with the exhaust pipeline, the heating device and the humidifying device are both located outside the curing chamber, the heating device is further connected with a circulating vent pipeline, the circulating vent pipeline is used for conveying air in the curing chamber to the heating device for recycling, and the exhaust pipeline is uniformly distributed in the curing chamber and is provided with exhaust holes. The utility model provides a ponding appears in a large amount of vapor condensation that prior art caused because of temperature is low winter, icing phenomenon, and the difference in temperature is stable in the concrete internal surface, makes the concrete improve intensity development rate under the high temperature and high humidity environment, and then accelerates the time limit for a project.
Description
Technical Field
The utility model relates to a concrete curing equipment field. More specifically, the utility model relates to a maintenance of equipment for bulky concrete construction in winter.
Background
During the construction period of civil engineering in winter, the atmospheric temperature is low, and the temperature of most areas in the north is lower than 0 ℃. And great influence is caused to concrete construction and subsequent maintenance. The concrete is not properly maintained in the early strength development period, is very easy to freeze, and can have the quality problems of cracks, looseness, overlong setting time and the like. Under the condition of low environmental temperature, the traditional maintenance process (manual watering, geotextile covering and the like) is difficult to ensure the hydration rate of concrete cement, the strength development is slow, the form removal period is prolonged, the overall construction progress of the engineering is influenced, and the risk of structural cracking is high.
At present, the common measures for construction in winter include steam curing and covering of the concrete surface with an electric heating device (an electric blanket, an electric heating belt and the like). Although the development speed of concrete strength can be effectively improved by steam curing, under the condition that the environmental temperature is lower than 0 ℃, water vapor is easy to condense into water and even freezes, so that the phenomena of a large amount of water accumulation, freezing of the surface of a building structure or construction equipment and the like occur on a construction site, and normal construction is influenced; when the surface of the concrete is subjected to attached electric heating maintenance, the local temperature rise of the concrete is too fast, the temperature difference between an attached area and an unattached area of the electric heating is large, the surface temperature stress is too large, water loss is easy to cause too fast, and shrinkage cracks are easy to occur on the surface after the formwork is removed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a maintenance of equipment for big volume concrete construction in winter solves prior art and because of ponding, the phenomenon of freezing appear in a large amount of vapor condensation that temperature in winter low caused, and the concrete internal surface difference in temperature is stable, makes the concrete increase of strength development speed under the high temperature and high humidity environment, and then accelerates the time limit for a project.
In order to realize the utility model discloses these objects and other advantages according to the utility model provide a maintenance of equipment for bulky concrete construction in winter for temperature and humidity in the maintenance room at bulky concrete place are regulated and control, maintenance of equipment includes: the heating device and the humidifying device are both connected with the exhaust pipeline, the heating device and the humidifying device are both located outside the curing chamber, the heating device is further connected with a circulating vent pipeline, the circulating vent pipeline is used for conveying air in the curing chamber to the heating device for recycling, and the exhaust pipeline is uniformly distributed in the curing chamber and is provided with exhaust holes.
The temperature rising device forms warm air with a certain temperature by heating the air, the warm air is guided into the curing room through the exhaust pipeline, the overall temperature in the curing room can be maintained, the air in the curing room can be conveyed into the temperature rising device through the circulating ventilation pipeline, a circulating heating system is formed, the temperature rising rate in the curing room is improved, and meanwhile, energy is saved; the humidifying device generates moisture and leads the moisture into the curing room through the exhaust pipeline, so that the humidity in the curing room reaches the standard and the phenomena of water accumulation, icing and the like can be prevented. The maintenance equipment can maintain the temperature and humidity in the maintenance room and the inner surface temperature difference of the concrete within the range of the design requirement, and can maintain the mass concrete in winter, thereby ensuring the cement hydration rate and the strength development rate of the concrete.
Preferably, the maintenance apparatus further comprises: the device comprises a control module, a temperature sensor and a humidity sensor; temperature sensor and humidity transducer set up in the curing chamber, and all with control module communication connection, control module is connected with rising temperature device, humidification device electricity all.
Temperature sensor and humidity transducer in the curing room monitor the temperature and humidity in the curing room respectively to in transmitting data to control module, when temperature or humidity in the curing room are not in the within range of design requirement, the steerable rising temperature device of control module or humidification device regulate and control, so that the humiture in the curing room maintains in the within range of design requirement. The control module, the temperature sensor and the humidity sensor are arranged, so that the temperature and the humidity in the curing room can be regulated and controlled more conveniently and intelligently.
Preferably, the opening direction of the exhaust holes forms an angle of 45 degrees with the bottom surface of the curing chamber, and the distance between every two adjacent exhaust holes is 1 m.
Preferably, the exhaust pipeline comprises a warm air exhaust pipe and a moisture exhaust pipe, the warm air exhaust pipe is connected with the temperature rising device, and the moisture exhaust pipe is connected with the humidifying device.
Preferably, the moisture exhaust pipe is located in the middle of the curing chamber, and the warm air exhaust pipes are symmetrically distributed on two sides of the moisture exhaust pipe.
Preferably, the heating device and the humidifying device are both connected with an exhaust pipeline through a telescopic ventilation pipe.
Preferably, the exhaust pipeline is a splicing high-temperature-resistant PVC pipe.
The utility model discloses at least, include following beneficial effect:
1. this maintenance of equipment adopts exhaust duct to lead in the moisture that the warm braw that rising temperature device produced and humidification device produced to the maintenance room, compares in steam maintenance can effectively prevent ponding, the emergence of phenomenon such as freeze, compares in surface adhesion formula electrical heating maintenance, the too fast condition of local intensification can not appear, and the difference in temperature can effectively be controlled in the concrete interior surface.
2. This maintenance of equipment passes through control module, temperature sensor and humidity transducer's setting, and is more convenient, intelligent to the regulation and control of humiture in the maintenance room.
3. The exhaust hole adopts the setting that its opening direction is 45 degrees angles with the bottom surface of curing chamber for the concrete is heated more evenly, can prevent effectively that the different position difference in temperature of concrete is too big, causes the dehydration too fast, and the shrink crackle easily appears in the form removal rear surface.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic view of the construction of a curing apparatus in example 1;
FIG. 2 is a schematic view showing the construction of a curing apparatus in example 2 (arrows in the drawing indicate the direction of air flow);
fig. 3 is a system block diagram of embodiment 2.
In the figure: 1. a temperature raising device; 2. a humidifying device; 3. an exhaust duct; 4. a circulating vent line; 5. a curing room; 6. a warm air exhaust pipe; 7. a moisture exhaust pipe; 8. a telescopic ventilation pipe; 9. a temperature sensor; 10. a humidity sensor.
Detailed Description
The present invention is further described in detail below with reference to examples so that those skilled in the art can implement the invention with reference to the description.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1
As shown in figure 1, the utility model provides a curing equipment for construction of bulky concrete in winter for temperature and humidity in the curing room 5 to bulky concrete place are regulated and control, make the humiture in the curing room 5 and the internal surface difference in temperature of concrete maintain in the within range of designing requirement, and the temperature control in the curing room 5 is at 55 ℃ 5 ℃ in this embodiment, and humidity control is more than 85%.
The maintenance equipment comprises: rising temperature device 1, humidification device 2 and locate the exhaust duct 3 in the curing room 5, rising temperature device 1 and humidification device 2 all are connected with exhaust duct 3, rising temperature device 1 and humidification device 2 all are located outside curing room 5, rising temperature device 1 still is connected with circulation vent pipe 4, circulation vent pipe 4 is used for carrying the air in the curing room 5 to the cyclic heating utilization in rising temperature device 1, exhaust duct 3 evenly distributed just has seted up the exhaust hole in curing room 5.
The heating device 1 forms warm air with a certain temperature by heating the air, the warm air is guided into the curing room 5 through the exhaust pipeline 3, the whole temperature in the curing room 5 can be maintained, the air in the curing room 5 can be guided into the heating device 1 through the circulating ventilation pipeline 4, a circulating heating system is formed, the heating rate in the curing room 5 is improved, and meanwhile, energy is saved; the humidifying device 2 generates moisture and leads the moisture into the curing room 5 through the exhaust pipeline 3, so that the moisture in the curing room 5 reaches the standard and the phenomena of water accumulation, icing and the like can be prevented.
In the embodiment, the heating device 1 adopts an air heater, and the inner cavity of the heater is provided with a plurality of baffle plates, so that air can be fully heated; the humidifying device 2 adopts an ultrasonic atomizer and can convert normal-temperature water into water mist with ultra-fine particle size; the exhaust pipeline 3 is formed by splicing high-temperature-resistant PVC pipes, and the curing room 5 is formed by splicing and enclosing a plurality of external templates.
Example 2
As shown in fig. 2 and 3, the utility model provides a curing equipment for construction of bulky concrete in winter for temperature and humidity in the curing room 5 to bulky concrete place are regulated and control, make the humiture in the curing room 5 and the internal surface difference in temperature of concrete maintain in the within range of designing requirement, and the temperature control in the curing room 5 is at 55 ℃ 5 ℃ in this embodiment, and humidity control is more than 85%.
The maintenance equipment comprises: the device comprises a heating device 1, a humidifying device 2, a control module, an exhaust pipeline 3 arranged in a curing room 5, a temperature sensor 9 and a humidity sensor 10.
The heating device 1 and the humidifying device 2 are both located outside the curing room 5 and connected with the exhaust pipeline 3 through the telescopic ventilation pipe 8, the heating device 1 is further connected with the circulating ventilation pipeline 4, and the circulating ventilation pipeline 4 is used for conveying air in the curing room 5 to the heating device 1 for recycling. The heating device 1 forms warm air with a certain temperature by heating the air, the warm air is guided into the curing room 5 through the exhaust pipeline 3, the whole temperature in the curing room 5 can be maintained, the air in the curing room 5 can be guided into the heating device 1 through the circulating ventilation pipeline 4, a circulating heating system is formed, the heating rate in the curing room 5 is improved, and meanwhile, energy is saved; the humidifying device 2 generates moisture and leads the moisture into the curing room 5 through the exhaust pipeline 3, so that the moisture in the curing room 5 reaches the standard and the phenomena of water accumulation, icing and the like can be prevented.
In the embodiment, the heating device 1 adopts an air heater, and the inner cavity of the heater is provided with a plurality of baffle plates, so that air can be fully heated; the humidifying device 2 adopts an ultrasonic atomizer, and can convert normal-temperature water into water mist with ultra-fine particle size.
The temperature sensor 9 and the humidity sensor 10 are both in communication connection with the control module, and the control module is electrically connected with the heating device 1 and the humidifying device 2. The temperature sensor 9 and the humidity sensor 10 in the curing room 5 monitor the temperature and the humidity in the curing room 5 respectively, and transmit data to the control module, and when the temperature or the humidity in the curing room 5 is not in the range of the design requirement, the control module can control the heating device 1 or the humidifying device 2 to regulate and control, so that the temperature and the humidity in the curing room 5 are maintained in the range of the design requirement. The control module, the temperature sensor 9 and the humidity sensor 10 are arranged, so that the temperature and humidity in the curing room 5 can be regulated and controlled more conveniently and intelligently.
The use method of the curing equipment in the embodiment comprises the following steps: select a plurality of T type tee bend high temperature resistant flexible blast pipes to splice to evenly distributed is in curing room 5, and each junction adopts stainless steel larynx hoop fixed in order to prevent to connect and drops, and warm braw blast pipe 6 and moisture blast pipe 7 stretch out the joint of curing room 5 and are connected to rising temperature device 1 and humidification device 2 respectively through flexible ventilation pipe 8, and the inlet end of rising temperature device 1 is connected circulation air pipe 4 in order to utilize the air cycle in curing room 5. The heating device 1 and the humidifying device 2 are started to supply hot air and moisture to the curing room 5, so that the temperature in the curing room 5 is 55 +/-5 ℃, and the humidity is not less than 85%. The temperature sensor 9 and the humidity sensor 10 which are arranged in the curing room 5 monitor the temperature and humidity conditions in the curing room in real time, when the temperature in the curing room 5 is monitored to be higher than 60 ℃, the control module stops the heating device 1 to supply warm air, when the temperature in the curing room 5 is monitored to be lower than 50 ℃, the control module starts the heating device 1 to heat air, and when the humidity in the curing room 5 is monitored to be lower than 85%, the control module starts the humidifying device 2.
The curing equipment can maintain the temperature and humidity in the curing room 5 and the inner surface temperature difference of the concrete within the range of the design requirement, the temperature and humidity in the curing room 5 can be controlled more conveniently and intelligently, the mass concrete can be cured in winter, and the cement hydration rate and the strength development rate of the concrete are ensured.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields suitable for the invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and embodiments shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (7)
1. A curing equipment for winter mass concrete construction for temperature and humidity regulation in a curing room (5) where mass concrete is located, characterized in that the curing equipment comprises:
the air conditioner comprises a heating device (1), a humidifying device (2) and an exhaust pipeline (3) arranged in a curing room (5), wherein the heating device (1) and the humidifying device (2) are both connected with the exhaust pipeline (3), the heating device (1) and the humidifying device (2) are both located outside the curing room (5), the heating device (1) is further connected with a circulating air duct (4), the circulating air duct (4) is used for conveying air in the curing room (5) to the heating device (1) for cyclic utilization, and the exhaust pipeline (3) is uniformly distributed in the curing room (5) and is provided with exhaust holes.
2. The maintenance equipment for use in winter mass concrete construction according to claim 1, further comprising: the device comprises a control module, a temperature sensor (9) and a humidity sensor (10); temperature sensor (9) and humidity transducer (10) set up in curing chamber (5), and all with control module communication connection, control module all is connected with intensification device (1), humidification device (2) electricity.
3. Curing equipment for winter mass concrete construction according to claim 1 or 2, characterized in that the opening direction of the exhaust holes is at an angle of 45 degrees to the bottom surface of the curing chamber (5), and the distance between adjacent exhaust holes is 1 m.
4. Maintenance equipment for winter mass concrete construction according to claim 3, characterized in that the exhaust duct (3) comprises a warm air exhaust pipe (6) and a moisture exhaust pipe (7), the warm air exhaust pipe (6) being connected to the warming device (1) and the moisture exhaust pipe (7) being connected to the humidifying device (2).
5. A curing apparatus for winter mass concrete construction according to claim 4, characterized in that the moisture exhaust pipe (7) is located in the middle of the curing chamber (5), and the warm air exhaust pipes (6) are symmetrically distributed on both sides of the moisture exhaust pipe (7).
6. Curing apparatus for winter mass concrete construction according to claim 1, characterized in that the heating device (1) and the humidifying device (2) are connected to the exhaust pipe (3) by means of a telescopic ventilation pipe (8).
7. Curing equipment for winter mass concrete construction according to claim 6, characterized in that the exhaust duct (3) is a splittable high temperature resistant PVC pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920341660.4U CN209954929U (en) | 2019-03-18 | 2019-03-18 | Maintenance equipment for large-volume concrete construction in winter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920341660.4U CN209954929U (en) | 2019-03-18 | 2019-03-18 | Maintenance equipment for large-volume concrete construction in winter |
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| Publication Number | Publication Date |
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| CN209954929U true CN209954929U (en) | 2020-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920341660.4U Active CN209954929U (en) | 2019-03-18 | 2019-03-18 | Maintenance equipment for large-volume concrete construction in winter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115110787A (en) * | 2022-07-25 | 2022-09-27 | 中建八局天津建设工程有限公司 | Concrete winter application maintenance equipment and construction method thereof |
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2019
- 2019-03-18 CN CN201920341660.4U patent/CN209954929U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115110787A (en) * | 2022-07-25 | 2022-09-27 | 中建八局天津建设工程有限公司 | Concrete winter application maintenance equipment and construction method thereof |
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