阅读说明：本技术 一种混凝土冬季养护棚架及其养护方法 (Concrete winter maintenance shed frame and maintenance method thereof ) 是由 吴相斌 刘兴波 哈建波 董志伟 李志军 马艳红 李东顺 刘伟 任勇 高子谦 贾吉 于 2019-11-06 设计创作，主要内容包括：本发明公开了一种混凝土冬季养护棚架及其养护方法,包括棚架、气包和气包提升机构,气包通过气包提升机构安装在所述顶部棚架上,当气包提升机构拉动气包的底部上升时,气包被压缩；当气包提升机构下放时,气包在气包底部的气包支撑骨架重力作用下逐渐膨胀。在工人施工期间,使气包处于压缩状态,避免气包占据棚架内的空间,从而为施工工人提供足够的施工空间；在养护期间使气包处于膨胀状态,并在棚架内部启动加热装置,由于气包填充了棚架内的大量空间,因此,在加热过程中,提高了加热利用率,使加热装置产生的热量尽可能的处于混凝土构筑物周围,提升混凝土周围温度。(The invention discloses a concrete winter maintenance shed frame and a maintenance method thereof, wherein the concrete winter maintenance shed frame comprises a shed frame, an air bag and an air bag lifting mechanism, wherein the air bag is arranged on the top shed frame through the air bag lifting mechanism, and when the air bag lifting mechanism pulls the bottom of the air bag to ascend, the air bag is compressed; when the air bag lifting mechanism is lowered, the air bag gradually expands under the action of the gravity of the air bag supporting framework at the bottom of the air bag. During the construction of workers, the air bag is in a compressed state, so that the air bag is prevented from occupying the space in the shed frame, and sufficient construction space is provided for the construction workers; make the gas bag be in the inflation state during the maintenance to start heating device in the canopy frame is inside, because a large amount of spaces in the canopy frame have been filled to the gas bag, consequently, in the heating process, improved the heating utilization ratio, make the heat that heating device produced be located around the concrete structure as far as, promote the temperature around the concrete.)

1. The utility model provides a concrete winter maintenance rack which characterized in that: comprises a shed frame, an air bag and an air bag lifting mechanism;

the shed frame comprises a top shed frame and side shed frames arranged on two sides, and the air bag is arranged on the top shed frame through an air bag lifting mechanism;

the top surface of the top shed frame is provided with a daylighting plate which plays the roles of daylighting and heat insulation; canvas is laid around the shed frame to play a role in heat preservation;

the air bag comprises an air bag supporting framework and canvas coated outside the air bag supporting framework, an air inlet and an air outlet are formed in the canvas, and the top of the air bag is connected with the bottom of the top shed frame; the air bag supporting framework is arranged at the bottom of the air bag and is used for supporting the shape of the bottom of the air bag;

the air bag lifting mechanism is connected with the bottom of the air bag, when the air bag lifting mechanism pulls the bottom of the air bag to lift, the air bag is compressed, and air is exhausted through the air inlet and outlet holes in the air bag canvas in the compression process; when the air bag lifting mechanism is placed downwards, the air bag gradually expands under the action of gravity of the air bag supporting framework at the bottom of the air bag, and ambient air is sucked through the air inlet and outlet holes in the canvas of the air bag in the expansion process of the air bag.

2. The concrete winter maintenance canopy frame of claim 1, wherein: the air bag lifting mechanism comprises a motor, a transmission shaft, a coupler, a belt pulley, a speed reducer, a belt and an installation frame body; the mounting frame body is used for supporting the air bag lifting mechanism and is fixed on the top shed frame through the mounting frame body; the transmission shaft is fixedly arranged with the coupler, the speed reducer, the transmission shaft of the motor and the belt pulley to transmit power; the belt is arranged on the belt pulley and is connected with the bottom of the air bag.

3. The concrete winter maintenance canopy frame of claim 1, wherein: the number of the air bags is multiple and is positioned below the top shed frame.

4. The concrete winter maintenance canopy frame of claim 1, wherein: the air bag supporting framework is of a rectangular frame structure.

5. The concrete winter maintenance canopy frame of claim 2, wherein: the belt is connected with the outer side end of the air bag supporting framework at the bottom of the air bag.

6. The concrete winter maintenance canopy frame of claim 1, wherein: and a traveling mechanism is also arranged at the bottom of the side shed frame.

7. The concrete winter maintenance canopy frame of claim 1, wherein: the shed frames can be longitudinally connected, and particularly, several groups of shed frames are used according to the site construction conditions.

8. The concrete winter maintenance canopy frame of claim 1, wherein: the air bag lifting mechanism controls the compression and expansion states of the air bag through lifting.

9. The concrete winter maintenance canopy frame of claim 1, wherein: a heating device is arranged in the shed frame.

10. A method of curing concrete using the winter curing canopy frame of claim 1, wherein:

during the construction of workers, the air bag is in a compressed state, so that the air bag is prevented from occupying the space in the shed frame, and sufficient construction space is provided for the construction workers;

during concrete curing, the air bag is in an expansion state, the heating device is started in the shed frame, and the air bag fills a large amount of space in the shed frame, so that the heating utilization rate is improved in the heating process, heat generated by the heating device is located around a concrete structure as much as possible, and the temperature around the concrete is improved.

Technical Field

The invention belongs to the technical field of concrete winter maintenance, and particularly relates to a concrete winter maintenance shed frame and a maintenance method thereof.

Background

At present, concrete is maintained in the open air in winter to be constructed. Because winter construction needs heat insulation covering and consumes more heat energy, and increases the construction cost, construction projects such as concrete pouring and the like need to be avoided as much as possible in winter. However, the construction of the concrete in the winter period is well done, which is very important for accelerating the engineering progress and ensuring the engineering quality, and is an important means for shortening the investment return period. For the project of winter construction, the reason for influencing the winter construction concrete quality needs to be scientifically analyzed according to the conditions of time and place, so that scientific and reasonable winter construction measures are formulated and selected. Any chemical reaction is limited by temperature, and hydration is no exception. The influence of winter construction on the quality of concrete is mainly the influence of temperature. Therefore, the heat loss is reduced, the construction temperature of the concrete is ensured, and the maintenance of the concrete in winter is very important.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a concrete winter curing shed frame and a curing method thereof, so as to solve the problems of concrete curing, heat preservation, covering and heat consumption in winter, ensure the concrete curing quality and reduce the construction cost. The device simple structure, reasonable in design, function are abundant, the removal is convenient, are applicable to the concrete and maintain the construction in winter and use.

The invention is realized by the following technical scheme:

a concrete winter maintenance shed frame comprises a shed frame, an air bag and an air bag lifting mechanism;

the shed frame comprises a top shed frame and side shed frames arranged on two sides, and the air bag is arranged on the top shed frame through an air bag lifting mechanism;

the top surface of the top shed frame is provided with a daylighting plate which plays the roles of daylighting and heat insulation; canvas is laid around the shed frame to play a role in heat preservation;

the air bag comprises an air bag supporting framework and canvas coated outside the air bag supporting framework, an air inlet and an air outlet are formed in the canvas, and the top of the air bag is connected with the bottom of the top shed frame; the air bag supporting framework is arranged at the bottom of the air bag and is used for supporting the shape of the bottom of the air bag;

the air bag lifting mechanism is connected with the bottom of the air bag, when the air bag lifting mechanism pulls the bottom of the air bag to lift, the air bag is compressed, and air is exhausted through the air inlet and outlet holes in the air bag canvas in the compression process; when the air bag lifting mechanism is placed downwards, the air bag gradually expands under the action of gravity of the air bag supporting framework at the bottom of the air bag, and ambient air is sucked through the air inlet and outlet holes in the canvas of the air bag in the expansion process of the air bag.

In the technical scheme, the air bag lifting mechanism comprises a motor, a transmission shaft, a coupling, a belt pulley, a speed reducer, a belt and an installation frame body; the mounting frame body is used for supporting the air bag lifting mechanism and is fixed on the top shed frame through the mounting frame body; the transmission shaft is fixedly arranged with the coupler, the speed reducer, the transmission shaft of the motor and the belt pulley to transmit power; the belt is arranged on the belt pulley and is connected with the bottom of the air bag.

In the technical scheme, the number of the air bags is multiple, and the air bags are located below the top shed frame.

In the above technical solution, the air bag support frame is preferably a rectangular frame structure.

In the technical scheme, the belt is connected with the outer side end of the air bag supporting framework at the bottom of the air bag.

In the above technical scheme, the bottom of the side canopy frame is also provided with a traveling mechanism.

In the technical scheme, the shed frames can be longitudinally connected, and particularly, a plurality of groups of shed frames are used according to the field construction conditions.

In the technical scheme, the air bag lifting mechanism controls the compression and expansion states of the air bag through lifting.

In the above technical scheme, a heating device is arranged inside the shed frame.

The method for curing the concrete by using the concrete winter curing shed frame comprises the following steps:

during the construction of workers, the air bag is in a compressed state, so that the air bag is prevented from occupying the space in the shed frame, and sufficient construction space is provided for the construction workers;

during concrete curing, the air bag is in an expansion state, the heating device is started in the shed frame, and the air bag fills a large amount of space in the shed frame, so that the heating utilization rate is improved in the heating process, heat generated by the heating device is located around a concrete structure as much as possible, and the temperature around the concrete is improved.

The invention has the advantages and beneficial effects that:

1. canvas is laid around the shed frame, and a daylighting plate is arranged at the top of the shed frame to form a relatively closed space, so that solar energy can be absorbed, and heat loss is reduced.

2. A plurality of air bags capable of contracting and expanding are arranged in the shed frame, and the contraction and expansion states of the air bags are regulated and controlled so as to adapt to different requirements of concrete construction and maintenance. During the construction of workers, the air bag is in a compressed state, so that the air bag is prevented from occupying the space in the shed frame, and sufficient construction space is provided for the construction workers; the air bag is in an expansion state during curing (namely, during non-construction), the heating device is started in the shed frame, and the air bag fills a large amount of space in the shed frame, so that the heating utilization rate is improved in the heating process, heat generated by the heating device is positioned around the concrete structure as much as possible, and the temperature around the concrete is increased.

3. The shed frame can be longitudinally connected in multiple groups, and is suitable for different construction requirements; the walking mechanism is arranged at the bottom of the shed frame, and is convenient to move.

In conclusion, the four-cabin winter construction and maintenance shed frame can effectively reduce heat loss, guarantees the winter concrete maintenance temperature, improves the heating utilization rate, is simple in structure, reasonable in design, rich in functions, convenient to move and suitable for winter concrete maintenance and construction.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a partially enlarged schematic view of the present invention.

Wherein, 1: canopy frame, 2: air bag, 3: air bag lifting mechanism 1-1: top canopy frame, 1-2: side canopy frame, 1-3: a traveling mechanism, 2-1: air bag supporting framework, 2-2: canvas, 2-3: air inlet and outlet holes, 3-1: motor, 3-2: coupling, 3-3: speed reducer, 3-4: pulley, 3-5: installation frame body, 3-6: belt, 3-7: a drive shaft.

For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the present invention is further described below with reference to specific examples.