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Construction method of building pile body in underground space and building structure of underground space

A technology of underground space and construction method, which can be applied to underwater structures, buildings, infrastructure projects, etc., and can solve the problems of increasing construction costs, long construction period, and low effect.

Active Publication Date: 2015-10-21
JIANGXI JIYE SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, increasing the number of piles and the number of anchor rods of conventional piles will lead to a long construction period and increase the construction cost. If the number of steel bars inside the pile body is increased without increasing the number of pile bodies, although it can also increase the number of piles body crack resistance, but the effect is very small, and increasing the number of steel bars will also increase the construction cost

Method used

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  • Construction method of building pile body in underground space and building structure of underground space
  • Construction method of building pile body in underground space and building structure of underground space
  • Construction method of building pile body in underground space and building structure of underground space

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Embodiment 1

[0033] The building pile body construction method of the underground space of the present invention, wherein, such as figure 2 As shown, the underground space 13 includes a space bottom 11 as a building foundation and a space top 10 connected to the ground, and the space bottom 11 has at least a first part 17 that bears heavier pressure and a second part that bears lighter pressure 18;

[0034]The difference between the first force difference between the buoyancy force and pressure experienced by the second part 18 and the second force difference between the buoyancy force and pressure force experienced by the first part 17 is greater than the maximum bending resistance at point B of the junction of the two force;

[0035] Below the first part 17, a first pile group 13 for supporting and fixing the first part 17 is arranged, the first pile group can be a conventional pile group, and in the second part 18 The second pile group 16 for supporting and fixing the second part 18 ...

Embodiment 2

[0042] An underground space building structure adopting the construction method of Embodiment 1, comprising:

[0043] As the space bottom 11 of the building foundation and the space top 10 connected to the ground, the space top 10 has at least a first part 17 that bears a heavier pressure and a second part 18 that bears a lighter pressure; wherein the second part is subjected to The difference between the first force difference between the buoyancy force and the pressure force and the second force difference between the buoyancy force and the pressure force experienced by the first part is greater than the maximum bending resistance force of the junction of the two parts;

[0044] It also includes a first pile group 13 and a second pile group 16, which are respectively arranged vertically below the first part 17 and the second part 18, and are respectively connected to the first part 17 and the second part. 18 is supported and fixed, so as to ensure that the force difference b...

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Abstract

The invention relates to an underground space building pile shaft construction method. An underground space comprises a space bottom serving as a building foundation and a space top connected with the ground. The space bottom is at least provided with a first part for bearing high pressure and a second part for bearing low pressure. A difference between a first force difference, between buoyant force and pressure borne by the second part, and a second force difference, between buoyant force and pressure borne by the first part, is larger than maximum breaking-resistant strength of a joint part of the first and second parts. A first pile shaft group used for supporting and fixing the first part is arranged below the first part, and a second pile shaft group used for supporting and fixing the second part is arranged below the second part, so that a force difference between the buoyant force and the pressure borne by the second part is enabled to be smaller than the maximum breaking-resistant strength and maximum tensile resistance of the second pile shaft group.

Description

technical field [0001] The invention relates to a building construction method and a building structure, in particular to a building pile construction method for an underground space and an underground space building structure. Background technique [0002] At present, with the development of economy and society, more and more high-rise buildings appear in our cities. However, with the increase in the number of buildings in the city, the available space is becoming more and more scarce. Because of this, the underground space The development and utilization of has been paid more and more attention. Such as figure 1 As shown, the common underground space 9 is located directly below the high-rise building 14, and has a relatively deep longitudinal space. One end of the pile extending into the soil supports and fixes the bottom of the space, and the other end goes deep into the ground to support on the rock formation 15, while the top of the space carrying buildings or other o...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E02D29/045E02D27/12E02D27/14E02D5/58
Inventor 刘献刚付豫楹熊小林
Owner JIANGXI JIYE SCI & TECH
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