CN-120625607-B - Expansion soil foundation intelligent reinforcement device

CN120625607BCN 120625607 BCN120625607 BCN 120625607BCN-120625607-B

Abstract

The invention relates to the technical field of foundation reinforcement, and particularly discloses an intelligent expansive soil foundation reinforcement device which comprises a walking platform and a reinforcement unit movably arranged at the advancing end of the walking platform. The two ends of the crack to be reinforced are plugged through the first plugging piece and the second plugging piece, the crack is segmented, each segment of crack is sealed and isolated relatively to other areas, slurry is prevented from overflowing to through areas on two sides in the grouting process, grouting materials are ensured to be accurately filled into a target crack segment, the first guiding piece and the second guiding piece can adaptively deviate relative to the base platform in the direction perpendicular to the feeding route of the walking platform according to the change of the extending route of the crack, the first plugging piece and the second plugging piece are ensured to be accurately inserted into the crack all the time, and meanwhile the grouting pieces can be accurately covered above the opening of the current crack segment, so that the grouting reinforcement precision of the crack is improved.

Inventors

HUANG JINKUN
ZHANG HONGRI
CHENG ANCHUN
ZHAO GUOHUI
CHEN YANG
DU WEI
XU JINGJING
GU JIANXIANG
Zhai Zhengzhong
ZHENG JIAN
MA ZHENLEI
JIN RENCAI
XU YONGFU
Shao Chengjian
CHENG YAN
WEI HONGSHAN
HUANG JIA
WANG LEI
CHANG JIN

Assignees

中国十七冶集团有限公司

Dates

Publication Date: 20260512
Application Date: 20250630

Claims (4)

1. The utility model provides an expansive soil foundation intelligence reinforcing apparatus, includes walking board (100) and activity sets up in reinforcement unit (200) of walking board (100) advancing end, its characterized in that, reinforcement unit (200) include: A base (210); The first blocking piece (220) is transversely arranged on one side of the base table (210) and is used for blocking one side of the crack to be reinforced; The second plugging piece (230) is transversely arranged on the other side of the base (210) and is used for plugging the other side of the crack to be reinforced; A grouting member (240) disposed between the first blocking member (220) and the second blocking member (230) for grouting reinforcement of a crack between the first blocking member (220) and the second blocking member (230); a first guide (250) which is provided on the first blocking member (220) in a liftable manner and guides the first blocking member (220) according to a crack extension path; a second guide (260) which is provided on the second blocking member (230) in a vertically movable manner and guides the second blocking member (230) according to the crack extension path; The first blocking piece (220) comprises a first guide rod (221) horizontally fixed on one side of the base (210) and a first sliding table (222) sleeved on the first guide rod (221) in a sliding mode, a first expansion piece (224) is arranged at the bottom of the first sliding table (222), and first springs (225) abutted to the first sliding table (222) are sleeved at two ends of the first guide rod (221); The second plugging piece (230) comprises a second guide rod (231) horizontally fixed on the other side of the base (210) and a second sliding table (232) sleeved on the second guide rod (231) in a sliding mode, a second expansion piece (234) is arranged at the bottom of the second sliding table (232), and second springs (235) abutted to the second sliding table (232) are sleeved at two ends of the second guide rod (231); The upper end of the first expansion sheet (224) is fixedly sleeved with a first rotary table (223), and the first rotary table (223) is rotatably arranged in the first sliding table (222); a second rotary table (233) is fixedly sleeved at the upper end of the second expansion sheet (234), and the second rotary table (233) is rotatably arranged in the second sliding table (232); an air pump (211) is arranged on the base (210), and an air pipe (212) communicated with the first expansion sheet (224) and the second expansion sheet (234) is arranged at the output end of the air pump (211); the first expansion sheet (224) comprises a first support sheet (2241) and a first expansion bag sheet (2242) sleeved outside the first support sheet (2241), and a first air cavity (2243) is formed between the first support sheet (2241) and the first expansion bag sheet (2242); The second expansion sheet (234) comprises a second support sheet (2341) and a second expansion bag sheet (2342) sleeved outside the second support sheet (2341), and a second air cavity (2343) is formed between the second support sheet (2341) and the second expansion bag sheet (2342); the grouting piece (240) comprises a flexible grouting sleeve (241), two ends of the flexible grouting sleeve (241) are respectively connected with the first sliding table (222) and the second sliding table (232) in a sealing mode, an opening is formed in the bottom of the flexible grouting sleeve (241), and a grouting pipe (242) is connected to the top of the flexible grouting sleeve (241); the first guide piece (250) comprises a first sliding sleeve (251) fixed on the first sliding table (222) and a first sliding rod (252) vertically sleeved in the first sliding sleeve (251) in a sliding manner, a first guide plate (253) is arranged at the lower end part of the first sliding rod (252), and a third spring (254) abutted to the first guide plate (253) is sleeved on the first sliding rod (252); the second guide piece (260) comprises a second sliding sleeve (261) fixed on the second sliding table (232) and a second sliding rod (262) vertically sleeved in the second sliding sleeve (261), a second guide plate (263) is arranged at the lower end part of the second sliding rod (262), and a fourth spring (264) abutted to the second guide plate (263) is sleeved on the second sliding rod (262).
2. The intelligent reinforcement device for expansive soil foundation according to claim 1, wherein the first guide plate (253) comprises a first plate body (2531) fixed at the lower end part of the first slide rod (252), and a first guide column (2533) is arranged at the bottom of the first plate body (2531); the second guide plate (263) comprises a second plate body (2631) fixed to the lower end portion of the second sliding rod (262), and a second guide column (2633) is arranged at the bottom of the second plate body (2631).
3. The intelligent reinforcement device for expansive soil foundation according to claim 2, wherein the front end of the first plate body (2531) is provided with a V-shaped slotted plate (2532), and spreading plates (2534) are symmetrically arranged on two sides of the first plate body (2531).
4. The intelligent reinforcement device for expansive soil foundation according to claim 2, wherein a pressing roller (2632) is rotatably installed at the rear end of the second plate body (2631), and earthing plates (2634) are symmetrically arranged on two sides of the second plate body (2631).

Description

Expansion soil foundation intelligent reinforcement device Technical Field The invention relates to the technical field of foundation reinforcement, in particular to an intelligent expansive soil foundation reinforcement device. Background The expansive soil foundation is a foundation soil layer formed by expansive soil, and has the core characteristics that the soil body can have remarkable volume expansion and shrinkage when the water content is changed, and cracks caused by dry and wet circulation of the expansive soil generally have the characteristics of long-distance extension, multidirectional bifurcation, irregular bending and the like; The conventional grouting equipment adopts an integral plugging structure, is difficult to effectively isolate crack sections in the grouting process, so that the slurry is greatly lost to a non-target area along a through crack, and particularly in long crack construction exceeding 5 meters, the slurry is longitudinally diffused without solidification, so that the material waste rate is up to more than 40%, and the reinforcing body is discontinuously filled to form a structural weak zone; In addition, the existing grouting reinforcement equipment lacks a path self-adaptive mechanism, when the trend of a crack deviates from a preset track, a rigid moving platform cannot correct the advancing direction in real time, so that the positioning deviation of 10-15cm is generated between a plugging component and a crack opening, the grouting coverage rate is reduced to less than 60%, and the technical defects seriously restrict the reinforcement quality and engineering safety of the foundation facilities in the expansive soil region. Disclosure of Invention In order to overcome the technical problems, the invention provides an intelligent reinforcement device for an expansive soil foundation. The aim of the invention can be achieved by the following technical scheme: The utility model provides an expansive soil foundation intelligence reinforcing apparatus, includes walking platform and activity setting in the reinforcement unit of walking platform advancing end, the reinforcement unit includes: A base station; the first plugging piece is transversely arranged on one side of the base and is used for plugging one side of the crack to be reinforced; the second blocking piece is transversely arranged on the other side of the base and is used for blocking the other side of the crack to be reinforced; The grouting piece is arranged between the first plugging piece and the second plugging piece and used for grouting and reinforcing a crack between the first plugging piece and the second plugging piece; The first guide piece is arranged on the first plugging piece in a lifting manner and is used for guiding the first plugging piece according to the crack extension path; And the second guide piece is arranged on the second plugging piece in a lifting manner and is used for guiding the second plugging piece according to the crack extension path. The first plugging piece comprises a first guide rod horizontally fixed on one side of the base station and a first sliding table sleeved on the first guide rod in a sliding way, a first expansion piece is arranged at the bottom of the first sliding table, and first springs which are abutted to the first sliding table are sleeved at two ends of the first guide rod; the second plugging piece comprises a second guide rod horizontally fixed on the other side of the base and a second sliding table sleeved on the second guide rod in a sliding mode, a second expansion piece is arranged at the bottom of the second sliding table, and second springs abutted to the second sliding table are sleeved at two ends of the second guide rod. The invention further provides a scheme that a first rotating table is fixedly sleeved at the upper end of the first expansion sheet and is rotatably arranged in the first sliding table; The upper end of the second expansion sheet is fixedly sleeved with a second rotary table, and the second rotary table is rotatably installed in the second sliding table. As a further scheme of the invention, an air pump is arranged on the base station, and an air pipe communicated with the first expansion sheet and the second expansion sheet is arranged at the output end of the air pump. The first expansion sheet comprises a first support sheet and a first expansion bag sheet sleeved outside the first support sheet, and a first air cavity is formed between the first support sheet and the first expansion bag sheet; The second expansion sheet comprises a second supporting sheet and a second expansion bag sheet sleeved outside the second supporting sheet, and a second air cavity is formed between the second supporting sheet and the second expansion bag sheet. As a further scheme of the invention, the grouting piece comprises a flexible grouting sleeve, two ends of the flexible grouting sleeve are respectively connected with a first sliding t