CN109162299A - Single storekeeper corridor open cut monolithic construction method under a kind of ground - Google Patents

Single storekeeper corridor open cut monolithic construction method under a kind of ground Download PDF

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Publication number
CN109162299A
CN109162299A CN201811300650.2A CN201811300650A CN109162299A CN 109162299 A CN109162299 A CN 109162299A CN 201811300650 A CN201811300650 A CN 201811300650A CN 109162299 A CN109162299 A CN 109162299A
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CN
China
Prior art keywords
piping lane
steel construction
plate
steel
construction
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Pending
Application number
CN201811300650.2A
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Chinese (zh)
Inventor
徐小钦
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China MCC17 Group Co Ltd
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China MCC17 Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China MCC17 Group Co Ltd filed Critical China MCC17 Group Co Ltd
Priority to CN201811300650.2A priority Critical patent/CN109162299A/en
Publication of CN109162299A publication Critical patent/CN109162299A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/10Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells

Abstract

The invention discloses storekeeper corridor open cut monolithic construction methods single under a kind of ground.The present invention is the following steps are included: Prefabricated steel construction external mold and steel construction internal model;Piping lane foundation pit is excavated using excavator, and slope processing is carried out to foundation pit;In piping lane foundation pit bottom surface construction foundation pit bed course, steel construction external mold is hung on foundation pit bed course with crane;Piping lane bottom plate and piping lane side plate skeleton reinforcing steel bar are bound, casting forms piping lane bottom plate;Steel construction internal model is hung on piping lane bottom plate;The skeleton reinforcing steel bar of piping lane top plate is bound, casting forms piping lane side plate and piping lane top plate;Steel construction internal model is removed, steel construction external mold is removed, the surface of steel construction external mold and steel construction internal model is cleared up, is polished and brush interleaving agent, be then hoisted to next construction section with crane.The present invention reduces template system disassembly and assembly time using mechanical hoisting, dismounting steelframe combined steel template, avoids using split bolt, saves construction consumptive material, reduces labor intensity, accelerate construction speed.

Description

Single storekeeper corridor open cut monolithic construction method under a kind of ground
Technical field
The present invention relates to storekeeper corridor open cut monolithic construction methods single under piping lane technical field of construction more particularly to a kind of ground.
Background technique
At this stage, with the continuous propulsion of China's urban construction, the enhancing of urban operating mechanism comprehensive utilization consciousness, various regions are Greatly develop underground pipe gallery.Underground urban duct integrates corridor, i.e., builds a tunnel space in Urban Underground, will be electric Power, communication, the various utilities pipelines such as combustion gas, heat supply, plumbing are integrated in one, it is the core of urban lifeline infrastructure.
Since underground piping is intricate, construction well is long and narrow and deep, and the construction of underground pipe gallery, pipe trench is faced with always very much How problem accelerates construction progress and guarantees that construction quality is always the problem constructed.
Summary of the invention
In order to solve the problems such as above-mentioned, the present invention provides single storekeeper corridor open cut monolithic construction method under a kind of ground, using machine Steelframe combined steel template is removed in tool lifting, greatly reduces the demolition, installation time of formwork bracing system, while avoiding to drawing Construction consumptive material is saved in the use of bolt, while having prevented the possibility of split bolt construction node leak, and it is strong to reduce hand labor Degree, accelerates construction speed.
In order to achieve the above purpose, technical scheme is as follows:
The present invention provides single storekeeper corridor open cut monolithic construction method under a kind of ground, and the list storekeeper corridor is section construction, packet Include following steps:
Step 1: according to the size of every section of construct piping lane length and piping lane, in Prefabricated steel construction external mold and steel construction Mould;
Step 2: according to the planning of piping lane, carrying out line setting on the ground, and the soil of piping lane foundation pit is carried out using excavator Side excavates, and carries out slope processing to foundation pit two sidewalls and forms side slope, and the earthwork is deposited on the ground of piping lane foundation pit two sides, repairs Then the bottom surface of homogeneous tube corridor foundation pit forms foundation pit bed course in piping lane foundation pit bottom surface upper concrete;
Step 3: after foundation pit bed course reaches design strength requirement, steel construction external mold is marked in the foundation pit bed course of construction section Then steel construction external mold is hung on foundation pit bed course by position with crane, in the steel construction external mold upper end etc. of steel construction internal model two sides Several crossbeams are arranged in distance, and the both ends of crossbeam and the upper end of two sides steel construction external mold are fixed;
Step 4: binding piping lane bottom plate and piping lane side plate skeleton reinforcing steel bar install the inner support of piping lane bottom plate, are poured concrete Piping lane bottom plate is formed, after piping lane bottom plate reaches design strength requirement, removes inner support;
Steel construction internal model: being hung on piping lane bottom plate by step 5 with crane, binds the skeleton reinforcing steel bar of piping lane top plate, then will The earthwork being deposited on the ground of piping lane foundation pit two sides is filled between steel construction external mold and side slope;
Step 6: reinforcing bar concealment acceptance and mold plate verticality, piece are checked and accepted, and after acceptance(check), casting concrete forms pipe After corridor side plate and piping lane top plate, piping lane side plate and piping lane top plate reach design strength requirement, by it of steel construction external mold and side slope Between the earthwork dig out;
Step 7: the adjustable screw thread of steel construction internal model is adjusted, until steel construction internal model height, width are respectively less than in piping lane storehouse Dead size is translated out steel construction internal model out of piping lane storehouse to remove steel construction external mold with hydraulic pulley;
Step 8: the surface of steel construction external mold and steel construction internal model being cleared up, is polished and brush interleaving agent, then with hanging Vehicle is hoisted to next construction section.
Preferably, the length of the steel construction external mold is 5-7m, width 0.7-0.8m;The outer wall of the steel construction external mold For steel plate, the inside of the steel construction external mold is steel truss structure.
Preferably, the length of the steel construction internal model is 5-7m;The outer wall of the steel construction internal model is steel plate, the steel knot The inside of structure internal model is steel truss structure.
The beneficial effects of the present invention are: steelframe combined steel template intensity is high, indeformable, concrete Forming Quality is good;Using machine Tool is turned into industry, reduces the demolition, installation time of formwork bracing system, reduces labor intensity, accelerate construction speed;Do not make With split bolt, construction consumptive material is saved, while having prevented the possibility of split bolt construction node leak;Piping lane top plate and piping lane side The molding of plate one-time-concreting, improves concrete impression quality, while reducing horizontal construction joint, waterproof performance is further promoted.
Specific embodiment
Firstly, it is necessary to which explanation, it is bright will to illustrate single storekeeper corridor under ground of the present invention by way of example below The characteristics of digging monolithic construction method and advantage etc., however what all descriptions were intended merely to be illustrated, without that should be understood To form any restrictions to the present invention.
Single storekeeper corridor open cut monolithic construction method under ground of the present invention, the list storekeeper corridor is section construction, including with Lower step:
Step 1: according to the size of every section of construct piping lane length and piping lane, in Prefabricated steel construction external mold and steel construction Mould;
Step 2: according to the planning of piping lane, carrying out line setting on the ground, and the soil of piping lane foundation pit is carried out using excavator Side excavates, and carries out slope processing to foundation pit two sidewalls and forms side slope, and the earthwork is deposited on the ground of piping lane foundation pit two sides, repairs Then the bottom surface of homogeneous tube corridor foundation pit forms foundation pit bed course in piping lane foundation pit bottom surface upper concrete;
Step 3: after foundation pit bed course reaches design strength requirement, steel construction external mold is marked in the foundation pit bed course of construction section Then steel construction external mold is hung on foundation pit bed course by position with crane, in the steel construction external mold upper end etc. of steel construction internal model two sides Several crossbeams are arranged in distance, and the both ends of crossbeam and the upper end of two sides steel construction external mold are fixed;
Step 4: binding piping lane bottom plate and piping lane side plate skeleton reinforcing steel bar install the inner support of piping lane bottom plate, are poured concrete Piping lane bottom plate is formed, after piping lane bottom plate reaches design strength requirement, removes inner support;
Steel construction internal model: being hung on piping lane bottom plate by step 5 with crane, binds the skeleton reinforcing steel bar of piping lane top plate, then will The earthwork being deposited on the ground of piping lane foundation pit two sides is filled between steel construction external mold and side slope;
Step 6: reinforcing bar concealment acceptance and mold plate verticality, piece are checked and accepted, and after acceptance(check), casting concrete forms pipe After corridor side plate and piping lane top plate, piping lane side plate and piping lane top plate reach design strength requirement, by it of steel construction external mold and side slope Between the earthwork dig out;
Step 7: the adjustable screw thread of steel construction internal model is adjusted, until steel construction internal model height, width are respectively less than in piping lane storehouse Dead size is translated out steel construction internal model out of piping lane storehouse to remove steel construction external mold with hydraulic pulley;
Step 8: the surface of steel construction external mold and steel construction internal model being cleared up, is polished and brush interleaving agent, then with hanging Vehicle is hoisted to next construction section.
The length of the steel construction external mold is 5-7m, width 0.7-0.8m;The outer wall of the steel construction external mold is steel plate, The inside of the steel construction external mold is steel truss structure.The length of the steel construction internal model is 5-7m;The steel construction internal model Outer wall is steel plate, and the inside of the steel construction internal model is steel truss structure.
The present invention is marked in Xi'an underground pipe gallery PPP project II to be implemented, and greatly accelerates mechanization in implementation process Construction degree, reduces labor intensity, accelerates construction speed.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest scope of cause.

Claims (3)

1. single storekeeper corridor open cut monolithic construction method under a kind of ground, which is characterized in that the list storekeeper corridor is section construction, including Following steps:
Step 1: according to the size of every section of construct piping lane length and piping lane, Prefabricated steel construction external mold and steel construction internal model;
Step 2: according to the planning of piping lane, carrying out line setting on the ground, is dug using the earthwork that excavator carries out piping lane foundation pit Pick carries out slope processing to foundation pit two sidewalls and forms side slope, and the earthwork is deposited on the ground of piping lane foundation pit two sides, finishing pipe Then the bottom surface of corridor foundation pit forms foundation pit bed course in piping lane foundation pit bottom surface upper concrete;
Step 3: after foundation pit bed course reaches design strength requirement, marking the position of steel construction external mold in the foundation pit bed course of construction section, Then steel construction external mold is hung on foundation pit bed course with crane, equidistant is set in the steel construction external mold upper end of steel construction internal model two sides Several crossbeams are set, the both ends of crossbeam and the upper end of two sides steel construction external mold are fixed;
Step 4: binding piping lane bottom plate and piping lane side plate skeleton reinforcing steel bar install the inner support of piping lane bottom plate, and casting concrete is formed Piping lane bottom plate after piping lane bottom plate reaches design strength requirement, removes inner support;
Steel construction internal model: being hung on piping lane bottom plate by step 5 with crane, binds the skeleton reinforcing steel bar of piping lane top plate, then will be stacked It is filled between steel construction external mold and side slope in the earthwork on the ground of piping lane foundation pit two sides;
Step 6: reinforcing bar concealment acceptance and mold plate verticality, piece are checked and accepted, and after acceptance(check), casting concrete forms piping lane side It, will be between steel construction external mold and side slope after plate and piping lane top plate, piping lane side plate and piping lane top plate reach design strength requirement The earthwork is dug out;
Step 7: the adjustable screw thread of steel construction internal model is adjusted, until steel construction internal model height, width are respectively less than net scale in piping lane storehouse It is very little, steel construction internal model is translated out out of piping lane storehouse to remove steel construction external mold with hydraulic pulley;
Step 8: the surface of steel construction external mold and steel construction internal model being cleared up, is polished and brush interleaving agent, is then hung with crane It is transported to next construction section.
2. lower single storekeeper corridor open cut monolithic construction method according to claim 1, it is characterised in that: the steel construction external mold Length be 5-7m, width 0.7-0.8m;The outer wall of the steel construction external mold is steel plate, and the inside of the steel construction external mold is Steel truss structure.
3. lower single storekeeper corridor open cut monolithic construction method according to claim 1, it is characterised in that: the steel construction internal model Length be 5-7m;The outer wall of the steel construction internal model is steel plate, and the inside of the steel construction internal model is steel truss structure.
CN201811300650.2A 2018-11-02 2018-11-02 Single storekeeper corridor open cut monolithic construction method under a kind of ground Pending CN109162299A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811300650.2A CN109162299A (en) 2018-11-02 2018-11-02 Single storekeeper corridor open cut monolithic construction method under a kind of ground

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811300650.2A CN109162299A (en) 2018-11-02 2018-11-02 Single storekeeper corridor open cut monolithic construction method under a kind of ground

Publications (1)

Publication Number Publication Date
CN109162299A true CN109162299A (en) 2019-01-08

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203022024U (en) * 2012-12-14 2013-06-26 中铁二十三局集团有限公司 Integrally-movable formwork for pipe gallery cast-in-situ construction
KR20140122103A (en) * 2013-04-09 2014-10-17 장영미 In-site Concrete Culverts with assembled Partial Precast Concrete and In-Site Molding Apparatus for manufacturing it
CN107700533A (en) * 2017-10-12 2018-02-16 海门市帕源路桥建设有限公司 A kind of box quick assembly and disassembly mould piping lane construction technology

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203022024U (en) * 2012-12-14 2013-06-26 中铁二十三局集团有限公司 Integrally-movable formwork for pipe gallery cast-in-situ construction
KR20140122103A (en) * 2013-04-09 2014-10-17 장영미 In-site Concrete Culverts with assembled Partial Precast Concrete and In-Site Molding Apparatus for manufacturing it
CN107700533A (en) * 2017-10-12 2018-02-16 海门市帕源路桥建设有限公司 A kind of box quick assembly and disassembly mould piping lane construction technology

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
马俊杰: ""大片定型钢模在双鱼岛市政综合管廊中的应用"", 《江西建材》 *

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Application publication date: 20190108

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