CN102644375A - Construction method for multi-ribbed composite wall - Google Patents

Construction method for multi-ribbed composite wall Download PDF

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Publication number
CN102644375A
CN102644375A CN2012101331483A CN201210133148A CN102644375A CN 102644375 A CN102644375 A CN 102644375A CN 2012101331483 A CN2012101331483 A CN 2012101331483A CN 201210133148 A CN201210133148 A CN 201210133148A CN 102644375 A CN102644375 A CN 102644375A
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layer
concrete
rib
composite wall
construction
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CN102644375B (en
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袁泉
郭猛
常鹏
孙静
贾英杰
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Beijing Jiaotong University
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Beijing Jiaotong University
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Abstract

The invention discloses a construction method for a multi-ribbed composite wall, which belongs to the technical field of construction of a building structure. The construction method comprises the following steps of: binding a rib column reinforced bar in a rib column position; constructing building blocks of a first layer of lattices; binding the reinforced bar of a first layer of rib beam; constructing concrete in the positions of the first layer of rib beam and the first layer of rib column according to an on-site constructing method; constructing the building blocks of a second layer of lattices; binding the reinforced bar of a second layer of rib beam; constructing concrete in the positions of the second layer of rib beam and the second layer of rib column according to the on-site constructing method; and circularly constructing till finishing the construction of all the building blocks in the wall and the construction of the rib beam and the rib beam concrete, thereby forming the multi-ribbed composite wall. The multi-ribbed composite wall has the beneficial effects that: the construction of hoisting wall plate is unnecessary; the construction of wholly stirring and pouring concrete is also unnecessary; the degree of dependence on mechanical equipment is reduced; the multi-ribbed composite wall has the advantages of simple operation, high adaptability, capability of saving construction cost of civil engineering, and the like; and the multi-ribbed composite wall is beneficial to the promotion of application and popularization of a multi-ribbed structure system in a low-layer and multilayer resident housing construction.

Description

A kind of job practices of close rib composite wall
Technical field
The invention belongs to the building structure construction technical field, particularly a kind of job practices of close rib composite wall.
Background technology
Close rib composite wall is to be sash with cross section and the less steel concrete of arrangement of reinforcement, and embedded is that the air-entrained concrete building block of primary raw material is made with industrial wastes such as slag, flyash.The close rib composite wall structural system that with the close rib composite wall is main bearing member has characteristics such as dead load is light, anti-seismic performance good, energy-saving effect is good, structure adaptability is strong; Built about 2,900,000 square metres of engineering at present; About 500,000 square meters of construction project to be built are mainly used in multilayer and esidential building on the middle and senior level building.
At present, close rib composite wall generally adopts prefabricated assembled construction technology, and promptly wallboard is in plant produced, lifts splicing after being transported to the building site.Patent of invention " manufacturing technique method of multi-ribbed composite wallboard " (Chinese publication number: CN 1222436A) disclose a kind of production method of close rib composite wall; Promptly at first prefabricated close rib composite wall board is put into fog room then and is utilized steam to carry out heating curing.In the practical applications; Prefabricated close rib composite wall board overall dimensions is bigger, and mostly its length, height are 2.7m~3.0m, and thickness is 0.2m~0.25m; The weight of monolithic wallboard is about 2.0~3.0t; The job site need lift and assemble by heavy mechanical equipments such as tower cranes, and therefore, prefabricated assembled construction technology is applicable to the construction in enormous quantities of multilayer and semi-high-rise housing sub-district.Lower, the single building building construction of the dwelling house density area in area such as the vast rural area of China, cities and towns is little; And the low story dwelling below three layers and three layers occupies considerable proportion; In this case, adopt the flexibility of prefabricated assembled job practices shortcoming, have certain shortcoming; Be in particular in: need be at the prefabricated close rib wallboard of factory or building site; Need to build steam-cured pond and prefabricated profiled close rib composite wall board is carried out steam-cured, also need employ heavy mechanical equipment such as tower crane at building-site and carry out the wallboard lifting construction, bigger to the degree of dependence of equipment such as lifting machine equipment, concrete mixer etc.; To increase considerably expenditure of construction, be the main factor that the restriction multi-rib structure system is used in low residential building.
For the close rib composite wall structure, except prefabricated assembled job practices, can also utilize " allowable ratio of height to sectional thickness of masonry wall or column-constructional column " formula job practices of traditional allowable ratio of height to sectional thickness of masonry wall or column to construct.But; Because close rib composite wall is to be made up of with mutually nested form in-filled block and sash (girt strip, rib post), adopt traditional " allowable ratio of height to sectional thickness of masonry wall or column-constructional column " formula job practices to have a series of problems, be in particular in: (1) on the one hand; Because body of wall is main with light block; The cross section and the volume of girt strip rib sash that post is formed are less, and concrete amount is less, but the quantity of beam column is more; On the other hand, building block need intersect with concrete girt strip, rib post constructs, and only need build the part of one deck concrete girt strip and rib post at every turn, and the concrete of use seldom belongs to scattered concrete work.When adopting machine stirring or hand mixed concrete; Need certain surplus capacity, and the concrete after stirring needs in time to use, otherwise concrete was crossed after hardening period; Can only be used as building waste handles; And mixing plant need move according to different construction locations, use and need in time clean later, so girt strip rib post Concrete Construction has certain operating difficulties in the body of wall.When (2) conventional concrete is constructed; Concrete workability has certain requirement with flowability; Must carry out formwork work in advance, and when concrete engineering quantity hour, especially for the less and a fairly large number of close rib composite wall of beam cross-section; Still need carry out the work such as cutting, a retaining and form removal of template, greatly restrict the progress and the speed of wall construction.
See by above-mentioned analysis; Adopt prefabricated assembled job practices or tradition " allowable ratio of height to sectional thickness of masonry wall or column-constructional column " formula job practices to build the low layer close rib structure; Have all that the civil engineering cost is higher, construction process is more numerous and diverse, speed of application waits shortcoming more slowly, restricted close rib structure applying in the low story dwelling field to a certain extent.
Summary of the invention
The present invention is directed to above-mentioned defective and disclose a kind of job practices of close rib composite wall.The present invention can avoid the needed flow process of prefabricated assembled construction (wallboard, lifting wallboard are pressed in prefabricated panel, steaming); Can avoid again that tradition " allowable ratio of height to sectional thickness of masonry wall or column-constructional column " formula job practices need stir concrete, the operation of formwork, cast, make the construction of close rib composite wall have convenient and swift, save advantage such as cost.
A kind of job practices of close rib composite wall may further comprise the steps:
1), builds the building block of the 1st layer of sash by laying bricks or stones at rib post position colligation rib post reinforcing bar; At the reinforcing bar of the 1st layer of girt strip of the 1st layer of colligation above the sash, on the 1st layer of girt strip and the 1st layer of rib post position, adopt at present the block method to build concrete by laying bricks or stones, form the 1st layer of steel concrete girt strip and the 1st layer of steel concrete rib post;
2) the total n layer sash of the body of wall of close rib composite wall, n is 1~6, when n is 1, has accomplished building by laying bricks or stones of all building blocks, all steel concrete girt strips and all steel concrete rib posts in the close rib composite wall this moment;
When n is 2~6; Successively to the 2nd layer of sash to the n layer sash; Adopt the method identical with step 1); Form the 2nd layer of steel concrete girt strip~n layer steel concrete girt strip and the 2nd layer of steel concrete rib post~n layer steel concrete rib post, thereby accomplished building by laying bricks or stones of all building blocks, all steel concrete girt strips and all steel concrete rib posts in the close rib composite wall.
The said method of block at present may further comprise the steps:
21) calculate the match ratio of water, cement, sand, stone and Admixture according to the concrete strength design load;
22) calculate the number of plies of cement sand bed in the concrete and the number of plies of stone layer according to the concrete design height;
23) with water, cement, sand and Admixture set by step 21) match ratio mix and be configured to cement mortar, and set by step 21) match ratio configuration stone, wetting stone;
24) adopt manual method of building by laying bricks or stones; Lay cement mortar and stone from the bottom to top at interval; Form cement sand bed and stone layer; All cement mortar and stone have all been laid the most at last, and cement sand bed and stone layer have constituted layer of concrete, and the orlop of layer of concrete and the superiors are cement sand bed;
25) smear each side surface of concrete that has laid with cement mortar, and smear smoothly, Concrete Construction is accomplished in maintenance.
Beneficial effect of the present invention is:
Compared with prior art, the job practices of close rib composite wall of the present invention have outstanding advantage and positive effect following:
1) compares with prefabricated assembled job practices; The present invention need be at the prefabricated close rib wallboard of factory or building site; Need not build steam-cured pond carries out steam-cured to prefabricated profiled close rib composite wall board; Also need not employ hanging device such as goliath at building-site and carry out the wallboard lifting construction, save engineering soil greatly and built valency;
2) compare with tradition " allowable ratio of height to sectional thickness of masonry wall or column-constructional column " formula job practices; The present invention does not need artificial on-the-spot whole ready-mixed concrete or the whole ready-mixed concrete of machine; Do not need operations such as formwork construction and the processing relevant, dismounting with template; Can save a large amount of form costs with and the time and the expense of saving template processing, make the work progress of close rib composite wall and the work progress basically identical of ordinary masonry wall, easy greatly difficulty of construction; Strengthen the flexibility of construction, helped promoting the close rib composite wall structure in the low layer in area, China cities and towns and multilayer esidential building structure, to be applied.
Description of drawings
Fig. 1 a is the sketch map of building the building block of the 1st layer of sash by laying bricks or stones;
Fig. 1 b is for installing the sketch map of the 1st layer of girt strip;
Fig. 1 c is the sketch map of building the building block of the 2nd layer of sash by laying bricks or stones;
Fig. 1 d is for installing the sketch map of the 2nd layer of girt strip;
Fig. 1 e is for building the close rib composite wall sketch map after accomplishing.
Reference numeral:
The 1-close rib composite wall; 3-rib post; The 1st layer of girt strip of 21-, the 2nd layer of girt strip of 22-, the 3rd layer of girt strip of 23-, the 1st layer of rib post of 31-, the 2nd layer of rib post of 32-, the 3rd layer of rib post of 33-, the building block of the 1st layer of sash of 41-, the building block of the 2nd layer of sash of 42-, the building block of the 3rd layer of sash of 43-;
The specific embodiment
Below in conjunction with accompanying drawing embodiments of the invention are specified:
The present invention be directed to the weak point of traditional close rib composite wall job practices and combine the construction features of close rib composite wall and a kind of brand-new job practices that proposes;
A kind of job practices of close rib composite wall may further comprise the steps:
1), builds the building block 41 of the 1st layer of sash by laying bricks or stones at rib post 3 position colligation rib post reinforcing bars; At the reinforcing bar of the 1st layer of girt strip 21 of the 1st layer of colligation above the sash, on the 1st layer of girt strip 21 and the 1st layer of rib post 31 position, adopt at present the block method to build concrete by laying bricks or stones, form the 1st layer of steel concrete girt strip and the 1st layer of steel concrete rib post;
2) the total n layer sash of the body of wall of close rib composite wall, n is 1~6, when n is 1, has accomplished building by laying bricks or stones of all building blocks, all steel concrete girt strips and all steel concrete rib posts in the close rib composite wall this moment;
When n is 2~6; Successively to the 2nd layer of sash to the n layer sash; Adopt the method identical with step 1); Form the 2nd layer of steel concrete girt strip~n layer steel concrete girt strip and the 2nd layer of steel concrete rib post~n layer steel concrete rib post, thereby accomplished building by laying bricks or stones of all building blocks, all steel concrete girt strips and all steel concrete rib posts in the close rib composite wall.
The block method may further comprise the steps at present:
21) calculate the match ratio of water, cement, sand, stone and Admixture according to the concrete strength design load;
22) calculate the number of plies of cement sand bed in the concrete and the number of plies of stone layer according to the concrete design height;
23) with water, cement, sand and Admixture set by step 21) match ratio mix and be configured to cement mortar, and set by step 21) match ratio configuration stone, wetting stone;
24) adopt manual method of building by laying bricks or stones; Lay cement mortar and stone from the bottom to top at interval; Form cement sand bed and stone layer; All cement mortar and stone have all been laid the most at last, and cement sand bed and stone layer have constituted layer of concrete, and the orlop of layer of concrete and the superiors are cement sand bed;
25) smear each side surface of concrete that has laid with cement mortar, and smear smoothly, Concrete Construction is accomplished in maintenance.
Be a specific embodiment of the present invention below:
Shown in Fig. 1 a, Fig. 1 b,, build the building block 41 of the 1st layer of sash by laying bricks or stones at rib post 3 position colligation rib post reinforcing bars; At the 1st layer the 1st layer of girt strip 21 is installed above the sash, the reinforcing bar of the 1st layer of girt strip 21 of colligation adopts at present the block method to build concrete by laying bricks or stones on the 1st layer of girt strip 21 and the 1st layer of rib post 31 position, forms the 1st layer of steel concrete girt strip and the 1st layer of steel concrete rib post;
Shown in Fig. 1 c, Fig. 1 d, build the building block 42 of the 2nd layer of sash by laying bricks or stones; At the 2nd layer the 2nd layer of girt strip 22 is installed above the sash, the reinforcing bar of the 2nd layer of girt strip 22 of colligation adopts at present the block method to build concrete by laying bricks or stones on the 2nd layer of girt strip 22 and the 2nd layer of rib post 32 position, forms the 2nd layer of steel concrete girt strip and the 2nd layer of steel concrete rib post;
Shown in Fig. 1 e, build the building block 43 of the 3rd layer of sash by laying bricks or stones; At the 3rd layer the 3rd layer of girt strip 23 is installed above the sash, the reinforcing bar of the 3rd layer of girt strip 23 of colligation adopts at present the block method to build concrete by laying bricks or stones on the 3rd layer of girt strip 23 and the 3rd layer of rib post 33 position, forms the 3rd layer of steel concrete girt strip and the 3rd layer of steel concrete rib post;
By that analogy, the circulation construction is until having accomplished building by laying bricks or stones of all building blocks in the close rib composite wall, all steel concrete girt strips and all steel concrete rib posts.Smear each side surface of concrete that has laid with cement mortar, and smear smoothly, Concrete Construction is accomplished in maintenance.Close rib composite wall 1 after construction is accomplished is shown in Fig. 1 e.

Claims (2)

1. the job practices of a close rib composite wall is characterized in that, may further comprise the steps:
1), builds the building block (41) of the 1st layer of sash by laying bricks or stones at rib post (3) position colligation rib post reinforcing bar; At the reinforcing bar of the 1st layer of the 1st layer of girt strip of colligation above the sash (21), on the 1st layer of girt strip (21) and the 1st layer of rib post (31) position, adopt at present the block method to build concrete by laying bricks or stones, form the 1st layer of steel concrete girt strip and the 1st layer of steel concrete rib post;
2) the total n layer sash of the body of wall of close rib composite wall, n is 1~6, when n is 1, has accomplished building by laying bricks or stones of all building blocks, all steel concrete girt strips and all steel concrete rib posts in the close rib composite wall this moment;
When n is 2~6; Successively to the 2nd layer of sash to the n layer sash; Adopt the method identical with step 1); Form the 2nd layer of steel concrete girt strip~n layer steel concrete girt strip and the 2nd layer of steel concrete rib post~n layer steel concrete rib post, thereby accomplished building by laying bricks or stones of all building blocks, all steel concrete girt strips and all steel concrete rib posts in the close rib composite wall.
2. the job practices of a kind of close rib composite wall according to claim 1 is characterized in that, the said method of block at present may further comprise the steps:
21) calculate the match ratio of water, cement, sand, stone and Admixture according to the concrete strength design load;
22) calculate the number of plies of cement sand bed in the concrete and the number of plies of stone layer according to the concrete design height;
23) with water, cement, sand and Admixture set by step 21) match ratio mix and be configured to cement mortar, and set by step 21) match ratio configuration stone, wetting stone;
24) adopt manual method of building by laying bricks or stones; Lay cement mortar and stone from the bottom to top at interval; Form cement sand bed and stone layer; All cement mortar and stone have all been laid the most at last, and cement sand bed and stone layer have constituted layer of concrete, and the orlop of layer of concrete and the superiors are cement sand bed;
25) smear each side surface of concrete that has laid with cement mortar, and smear smoothly, Concrete Construction is accomplished in maintenance.
CN201210133148.3A 2012-04-28 2012-04-28 Construction method for multi-ribbed composite wall Expired - Fee Related CN102644375B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102839768A (en) * 2012-09-29 2012-12-26 傅礼铭 Construction method of bi-directional multi-rib mo-card wall body
CN102839767A (en) * 2012-09-29 2012-12-26 傅礼铭 Construction method of bi-directional multi-rib mo-card wall body
CN104481055A (en) * 2014-12-06 2015-04-01 塔里木大学 Dense-rib column anti-seismic ecological wall body system for villages and small town dwelling house
CN109184073A (en) * 2018-10-26 2019-01-11 天津大学建筑设计研究院 Decorative heat preservation goes along with sb. to guard him the compound prefabricated outer wall panel of the close rib of load-bearing integration and production method

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102839768A (en) * 2012-09-29 2012-12-26 傅礼铭 Construction method of bi-directional multi-rib mo-card wall body
CN102839767A (en) * 2012-09-29 2012-12-26 傅礼铭 Construction method of bi-directional multi-rib mo-card wall body
CN102839768B (en) * 2012-09-29 2014-07-09 湖北大成空间建筑科技有限公司 Construction method of bi-directional multi-rib mo-card wall body
CN104481055A (en) * 2014-12-06 2015-04-01 塔里木大学 Dense-rib column anti-seismic ecological wall body system for villages and small town dwelling house
CN109184073A (en) * 2018-10-26 2019-01-11 天津大学建筑设计研究院 Decorative heat preservation goes along with sb. to guard him the compound prefabricated outer wall panel of the close rib of load-bearing integration and production method
CN109184073B (en) * 2018-10-26 2024-04-02 天津大学建筑设计规划研究总院有限公司 Decoration heat-insulation enclosure bearing integrated multi-ribbed composite prefabricated external wall panel and manufacturing method thereof

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