Control device of elevation of underwater filled concrete and use method

A technology for controlling equipment and underwater perfusion, which is applied in the field of signal recognition, and can solve problems such as difficulty in elevation positioning, difficulty in foundation excavation, and impact on project quality, achieving the effects of high detection accuracy, convenient measurement, and simple operation

Inactive Publication Date: 2012-09-26
SHANDONG UNIV
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Problems solved by technology

Such as high-rise building foundations, underground caverns, underground tunnels, bridges, ports, dock foundations, etc., especially the foundation design of bridges, ports, docks, and high-rise buildings in soft soil areas often use bored piles for underwater concrete pouring , due to the development of underground space, the design elevation of the pile top is often below the ground. During the concrete pouring process, due to the existence of the mud mixture, the real elevation of the concrete surface is difficult to correctly position and control. Often, the method of estimation is used. Overfill a certain height, resulting in an increase in the amount of concrete poured
It is especially obvious in the construction process of high-rise building foundation bored piles. Each pile often needs to be overfilled

Method used

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  • Control device of elevation of underwater filled concrete and use method
  • Control device of elevation of underwater filled concrete and use method

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Example Embodiment

[0018] The present invention will be further described below in conjunction with the drawings and embodiments.

[0019] Such as figure 1 As shown, the underwater concrete elevation control equipment and method includes a signal separator 1, an A / D converter 2, a single-chip computer 3, a host computer 4, a wireless signal receiver 5, a pressure sensor 6, a detection tube 7 and a wireless transmission module 8. Put the detection tube 7 into the borehole 10 of the bored pile, and fix the pressure sensor 6 at the apex of the grouting according to the concrete design height 13. The detection tube 7 is equipped with an optical cable and connects the pressure sensor 6 and the wireless transmission module 8. When in use, as the concrete 12 is poured, the rising surface 11 of the concrete rises accordingly. When it rises to the concrete design height 13 position, the pressure sensor 6 is compressed to generate an analog signal, which is transmitted to the wireless transmission module 8 t...

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Abstract

The invention discloses a control device of elevation of underwater filled concrete. The device comprises a detecting tube which is arranged in a filling pile hole; a pressure sensor which is located at the top point of the preset concrete height is arranged below the detecting tube; the pressure sensor is connected with signal transmission equipment which is arranged above the detecting tube by an optical cable which passes through the detecting tube; the signal transmission equipment is connected with a data processing device; and the signal transmission equipment comprises a wireless transmission module which is arranged above the detecting tube, wherein the wireless transmission module is connected with a wireless signal receiving module by wireless signals, the wireless signal receiving module is connected with the data processing device, the data processing device comprises a signal separator which is connected with the wireless signal receiving module, the signal separator is connected with a single chip microcomputer by an analog to digital converter, and the single chip microcomputer is connected with an upper computer. Meantime, the invention discloses the use method of the device. The device has the advantages that operation is simple, detection accuracy is high, anti-interference performance is good, measurement is convenient and the like.

Description

technical field [0001] The invention relates to a signal identification technology, in particular to an underwater pouring concrete elevation control equipment and a use method. Background technique [0002] With the rapid development of my country's infrastructure construction and real estate industry, the amount of concrete poured is increasing day by day. According to relevant statistics, 10~30% of the concrete is used for projects below ±0.00. Such as high-rise building foundations, underground caverns, underground tunnels, bridges, ports, dock foundations, etc., especially the foundation design of bridges, ports, docks, and high-rise buildings in soft soil areas often use bored piles for underwater concrete pouring , due to the development of underground space, the design elevation of the pile top is often below the ground. During the concrete pouring process, due to the existence of the mud mixture, the real elevation of the concrete surface is difficult to correctly p...

Claims

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Application Information

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IPC IPC(8): G01F23/14
Inventor 薛翊国李术才田昊苏茂鑫邱道宏孙怀凤宁凯徐咸辉
Owner SHANDONG UNIV
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