CN110512831A - A kind of construction method of the public ventilation shaft of civil building - Google Patents

A kind of construction method of the public ventilation shaft of civil building Download PDF

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Publication number
CN110512831A
CN110512831A CN201910824605.5A CN201910824605A CN110512831A CN 110512831 A CN110512831 A CN 110512831A CN 201910824605 A CN201910824605 A CN 201910824605A CN 110512831 A CN110512831 A CN 110512831A
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layer
template layer
ventilation opening
construction
public
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CN201910824605.5A
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CN110512831B (en
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李良发
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李良发
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F17/00Vertical ducts; Channels, e.g. for drainage
    • E04F17/04Air-ducts or air channels
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G11/00Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
    • E04G11/06Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
    • E04G11/08Forms, which are completely dismantled after setting of the concrete and re-built for next pouring

Abstract

The invention discloses a kind of construction methods of the public ventilation shaft of civil building, public ventilation shaft includes the rectangular ventilation opening reserved on floor and the tube body for connecting two neighboring rectangular ventilation opening, and the tube body includes the two sides side wall being located between upper and lower rectangular ventilation opening and the two sides duct wall for surrounding hollow columnar structures body jointly with two sides side wall;The construction method of public ventilation shaft includes following working procedure: S10: reserved ventilation opening;S20: the processing of side wall inner wall: S30, installation template;S40, release agent is smeared;S50, first hanging;S60, secondary hanging: S70, mold: S80, encapsulation process is removed;S90, S20-S80 step is repeated, until civil building entirely public ventilation shaft completion.The present invention is enclosed public ventilation shaft by construction two sides duct wall, two sides duct wall and existing two sides side wall jointly, not only construction is simple, good airproof performance, but also saves material, reduces cost and reduces space usage amount.

Description

A kind of construction method of the public ventilation shaft of civil building
Technical field
The present invention relates to the public ventilation shaft technical field of construction of building, and in particular to a kind of civil building is public logical The construction method of air piping.
Background technique
It is required according to code of building design, must be installed at the kitchen and toilet of civil building for discharging fume and divulging information Public ventilation shaft.Public ventilation shaft used at present is prefabricated in the factory, and transports later to construction site It is assembled, this process needs to expend a large amount of manpower and material resources, transport difficult, and pipeline is easily damaged in transportational process, installation Afterwards building itself between there are gap be easy gas leakage leak, leak air leak the problem of after and be difficult to repair.In addition, pipeline In process of production, it is difficult to ensure that the consistency of thickness of duct wall, the reason for this is that only die head is arranged at the both ends of pipeline in production process As the reference substance of pipe thickness, the thickness in the middle part of tube wall and the consistency of thickness at both ends not can guarantee, and in order to mitigate pipeline Weight, it will usually reduce the interior thickness of pipeline, in order to carry.
Summary of the invention
For the defects in the prior art, the present invention provides a kind of construction method of public ventilation shaft of civil building, It utilizes existing two sides side wall, then two sides duct wall of constructing, and two sides duct wall and two sides side wall are enclosed public logical jointly Air piping, it is one or more in background technique to solve the problems, such as.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of construction method of the public ventilation shaft of civil building, including following working procedure:
S10: reserved ventilation opening: when construction civil building ontology, a corner of every first floor plate is along civil building Reserve rectangular ventilation opening in sustained height direction;
S20: the processing of side wall inner wall: on adjacent floor deck rectangular ventilation opening and under two sides side wall between rectangular ventilation opening Inner wall be laid with scrim layer respectively, the width of the scrim layer is greater than the width of rectangular ventilation opening, the net on the side wall of two sides One edge of scrim layer is resisted against at the side wall cross-stitch of two sides, and covering is with rectangular ventilation opening with wide grout layer on scrim layer;
S30, installation template: above shape ventilation opening and under install the first template layer and the second template between rectangular ventilation opening Layer, first template layer, the second template layer and upper rectangular ventilation opening and under two sides side wall between rectangular ventilation opening enclose jointly At hollow columnar structures body, it is rectangular under that the both ends of first template layer and the second template layer are respectively protruding into rectangular ventilation opening In ventilation opening, and the both ends of the first template layer and the second template layer pass through a T-type support frame 42 respectively and are pressed on rectangular ventilation The side wall of mouth rectangular ventilation opening under;
S40, it smears release agent: smearing release agent in the outer wall of the first template layer and the second template layer;
S50, first hanging: being laid with grid cloth in the outer wall of the first template layer and the second template layer respectively, while by two sides The scrim layer of unused cement slurry covering folds on side wall and pressure is attached on the first template layer and the second template layer respectively, Zhi Houyong Grout layer covering;
S60, secondary hanging: after the solidification of the grout layer of the first template layer in S50 and the second template layer outer wall, in cement Pulp layer surface coats cement, the mortar that sand is mixed with water and leveling;
S70, it removes mold: after screed solidification in S60, first removing T-type support frame, then remove the first template layer and the Two template layers;
S80, encapsulation process: the gap of public ventilation shaft and upper lower floor plate joint part is sealed and is flattened with cement;
S90, S20-S80 step is repeated, until civil building entirely public ventilation shaft completion.
Preferably technical solution, scrim layer employed in S20 step are fiberglass gridding cloth.
Preferably technical solution further includes installation hanging device, the hanging device includes bearing bar in S30 step With a plurality of iron wire, the bearing bar hangs on the top surface of rectangular ventilation opening, and the T-type support rod and template pass through iron wire respectively It is connected on bearing bar.
Preferably technical solution, grid cloth employed in S50 step are fiberglass gridding cloth or hot galvanizing electrowelding net.
Preferably technical solution, in S60 step, the ratio of cement, sand and water mixing is 1:2:1 in mortar.
Preferably technical solution, first template layer and the second template layer by more root long bar shapeds hollow aluminium alloy column It is assembled.
The length of preferably technical solution, single hollow aluminium alloy column is greater than height of side wall 80mm-120mm.
Preferably technical solution, the sum of the cement layer and screed wall thickness are not less than 15mm.
Preferably technical solution, first template layer and the second template layer are reserved with air inlet.
Compared with prior art, technical solution of the present invention has the following beneficial effects: that the present invention passes through two facial canals of construction Road wall, two sides duct wall and existing two sides side wall are enclosed public ventilation shaft jointly, not only construction is simple, leakproofness It is good, and save material, reduce cost and reduce space usage amount.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention, It can be implemented in accordance with the contents of the specification, and in order to allow above and other objects, features and advantages of the invention can be more It becomes apparent, below in conjunction with preferred embodiment, and cooperates attached drawing, detailed description are as follows.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is a kind of sectional perspective schematic diagram of the public ventilation shaft of civil building provided in an embodiment of the present invention;
Fig. 2 is that a kind of work progress of the public ventilation shaft of civil building provided in an embodiment of the present invention is partially schematic Figure;
Fig. 3 is enlarged drawing at A in Fig. 2;
Fig. 4 is a kind of work progress sectional view of the public ventilation shaft of civil building provided in an embodiment of the present invention.
In appended drawing reference:
1, floor;11, rectangular ventilation opening;2, side wall;3, duct wall;31, air inlet;41, bearing bar;42, T-type supports Frame;43, iron wire.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention It encloses.
Referring to attached drawing 1 to attached drawing 4, the present embodiment provides the structures and construction party of a kind of public ventilation shaft of civil building Method, the public ventilation shaft include the rectangular ventilation opening 11 reserved on floor 1 and the two neighboring rectangular ventilation opening 11 of connection Tube body, the tube body includes two sides side wall 2 between upper and lower rectangular ventilation opening and surrounds hollow columnar with two sides side wall 2 The two sides duct wall 3 of structural body.
The construction method of the public ventilation shaft of civil building, including following working procedure:
S10: reserved ventilation opening: when construction civil building ontology, a corner of every first floor plate 1 is along civil building Reserve rectangular ventilation opening 11 in sustained height direction;
S20: the processing of side wall inner wall: on adjacent floor deck 1 rectangular ventilation opening and under two surface sides between rectangular ventilation opening The inner wall of wall 2 is laid with scrim layer respectively, and the width of the scrim layer is greater than the width of rectangular ventilation opening 11, two sides side wall 2 On one edge of scrim layer be resisted against at 2 cross-stitch of two sides side wall, covering is with rectangular ventilation opening 11 with wide on scrim layer Grout layer;
In S20 step, because the inner wall of side wall 2 stay set plastering shaving or Wall brick thickness so that upper rectangular ventilation Rectangular ventilation opening is 10mm-20mm close to the length of inner wall of the inner wall apart from side wall 2 of side wall 2 mouthful under;
In S20 step, scrim layer stretches out upper rectangular ventilation opening rectangular ventilation opening vertical line 100mm-400mm under, with Exposed scrim layer is facilitated to fold;
In S20 step, the grid cloth is fiberglass gridding cloth, strong with the alkaline resistance properties, the tension that improve cement layer Degree and corrosion resistance.
S30, installation template: above shape ventilation opening and under install the first template layer and the second template between rectangular ventilation opening Layer, first template layer, the second template layer and upper rectangular ventilation opening and under during two sides side wall 2 between rectangular ventilation opening surrounds The both ends of columnar structures body, first template layer and the second template layer are respectively protruding into the rectangular ventilation under of rectangular ventilation opening Mouthful in, and the both ends of the first template layer and the second template layer pass through respectively a T-type support frame 42 be pressed on rectangular ventilation opening and Under rectangular ventilation opening side wall;
In S30 step, the first template layer and the second template layer it is assembled by the hollow aluminium alloy column of more root long bar shapeds and At the length of single hollow aluminium alloy column 31 is greater than 2 height 80mm-120mm of side wall, it is preferable that the length of hollow aluminium alloy column 31 Degree is 3.1m, and the thickness of hollow aluminium alloy column 31 is between 16mm-20mm, to reach the requirement of load-bearing, hollow aluminium alloy column 31 Width can be selected according to actual needs, be on the one hand convenient for the transport of hollow aluminium alloy column in this way, another side is convenient for flexible Assembly and disassembly.
In S30 step, when installation template, the first template layer assembled first installs T-type in the upper and lower side of the first template layer Support frame 42, the cross bar of T-type support frame 42 are pressed on the first template layer, and the vertical bar of T-type support frame 42 is pressed on and the first mould On inner wall of the plate layer with respect to side wall 2;Then assembled second template layer, the second template layer assembly half or more than half when, the The upper and lower side of two template layers installs T-type support frame 42, later again completes the second template layer remainder assembly, to avoid second After the completion of template layer is assembled, T-type support frame 42 can not be packed into;The first template layer and the second template layer are finally adjusted, the first mould is made Close to zero gap between hollow aluminium alloy column in plate layer and the second template layer, while making the first template layer and the second template layer phase It abuts.
It further include installation hanging device in S30 step, the hanging device includes bearing bar 41 and a plurality of iron wire 43, The bearing bar 41 hangs on the top surface of rectangular ventilation opening, and the T-type support rod 42 and hollow aluminium alloy 31 pass through iron respectively Silk 43 is connected on bearing bar 41.Preferably, the bearing bar 41 is welded to each other including two in cross reinforcing bar, and setting is hung The purpose of connection device is, hollow aluminum conjunction 31 and T-type support rod 42 when demoulding is avoided to fall downwards.
S40, it smears release agent: smearing release agent in the outer wall of the first template layer and the second template layer;
In S40 step, the preferred used oil of release agent with save the cost, while realizing that waste product recycles.
S50, first hanging: being laid with grid cloth in the outer wall of the first template layer and the second template layer respectively, while by two sides The scrim layer of unused cement slurry covering folds on side wall 2 and pressure is attached on the first template layer and the second template layer respectively, later It is covered with grout layer;
In S50 step, the scrim layer is fiberglass gridding cloth or hot galvanizing electrowelding net.
In S50 step, the coefficient of friction of grout layer is helped to improve using cement slurry fixed mesh layer of cloth, in order to Later period and screed cementation.
In S50 step, Local grid layer of cloth on side wall 2 is folded and pressure is attached to the first template layer and the second template respectively The problem of on layer, being fixed with grout layer and may make side wall 2 and 3 seamless combination of duct wall, avoiding the occurrence of leakage cigarette gas leakage.
S60, secondary hanging: after the solidification of the grout layer of the first template layer in S50 and the second template layer outer wall, in cement Pulp layer surface coats cement, the mortar that sand is mixed with water and leveling;
In S60 step, the ratio of cement, sand and water mixing is 1:2:1 in mortar.
In S60 step, the sum of the cement layer and screed wall thickness are not less than 15mm, to guarantee the intensity of duct wall 3 And stability.
In S60 step, needs the flatness to duct wall 3 to detect, national standard is such as not achieved, need to make at leveling Reason.
S70, remove mold: after in S60 screed solidification after, first remove T-type support frame 42, then remove the first template layer and Second template layer;
It in S70 step, is removed when removing mold using rubber hammer, damage when removing mold to reduce to duct wall 3.
S80, encapsulation process: the gap of public ventilation shaft and upper lower floor plate joint part is sealed and is flattened with cement;
S90, S20-S80 step is repeated, until civil building entirely public ventilation shaft completion.
In the present embodiment, the duct wall 3 of all floors is preferably constructed from bottom to top, to reduce the difficulty of duct wall 3.
In the present embodiment, first template layer and the second template layer are reserved with air inlet, in order to subscriber household Smoke exhaust pipe accesses public smoke pipe.
The structure and construction party method of the public ventilation shaft of a kind of civil building provided in this embodiment, relative to existing Pipeline in technology connects, not only construction is simple, good airproof performance, but also saves material, reduces cost and reduces space Usage amount.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme should all cover within the scope of the claims and the description of the invention.

Claims (9)

1. a kind of construction method of the public ventilation shaft of civil building, which is characterized in that including following working procedure:
S10: reserved ventilation opening: when construction civil building ontology, a corner of every first floor plate is same along civil building Short transverse reserves rectangular ventilation opening;
S20: the processing of side wall inner wall: on adjacent floor deck rectangular ventilation opening and under in two sides side wall between rectangular ventilation opening Wall is laid with scrim layer respectively, and the width of the scrim layer is greater than the width of rectangular ventilation opening, the grid cloth on the side wall of two sides One edge of layer is resisted against at the side wall cross-stitch of two sides, and covering is with rectangular ventilation opening with wide grout layer on scrim layer;
S30, installation template: above shape ventilation opening and under install the first template layer and the second template layer between rectangular ventilation opening, First template layer, the second template layer and upper rectangular ventilation opening and under during two sides side wall between rectangular ventilation opening surrounds jointly The both ends of columnar structures body, first template layer and the second template layer are respectively protruding into the rectangular ventilation under of rectangular ventilation opening In mouthful, and the both ends of the first template layer and the second template layer pass through a T-type support frame respectively and are pressed on rectangular ventilation opening under The side wall of rectangular ventilation opening;
S40, it smears release agent: smearing release agent in the outer wall of the first template layer and the second template layer;
S50, first hanging: being laid with grid cloth in the outer wall of the first template layer and the second template layer respectively, while by two sides side wall The scrim layer of upper unused cement slurry covering folds and pressure is attached on the first template layer and the second template layer respectively, uses cement later Pulp layer covering;
S60, secondary hanging: after the solidification of the grout layer of the first template layer in S50 and the second template layer outer wall, in grout layer Surface coats cement, the mortar that sand is mixed with water and leveling;
S70, it removes mold: after screed solidification in S60, first removing T-type support frame, then remove the first template layer and the second mould Plate layer;
S80, encapsulation process: the gap of public ventilation shaft and upper lower floor plate joint part is sealed and is flattened with cement;
S90, S20-S80 step is repeated, until civil building entirely public ventilation shaft completion.
2. a kind of construction method of the public ventilation shaft of civil building according to claim 1, which is characterized in that S20 Scrim layer employed in step is fiberglass gridding cloth.
3. a kind of construction method of the public ventilation shaft of civil building according to claim 1, which is characterized in that In It further include installation hanging device in S30 step, the hanging device includes bearing bar and a plurality of iron wire, the bearing bar suspension In the top surface of upper rectangular ventilation opening, the T-type support rod and template pass through iron wire respectively and are connected on bearing bar.
4. a kind of construction method of the public ventilation shaft of civil building according to claim 1, which is characterized in that S50 Grid cloth employed in step is fiberglass gridding cloth or hot galvanizing electrowelding net.
5. a kind of construction method of the public ventilation shaft of civil building according to claim 1, which is characterized in that S60 In step, the ratio of cement, sand and water mixing is 1:2:1 in mortar.
6. a kind of construction method of the public ventilation shaft of civil building according to claim 1, which is characterized in that described First template layer and the second template layer are assembled by the hollow aluminium alloy column of more root long bar shapeds.
7. a kind of construction method of the public ventilation shaft of civil building according to claim 6, which is characterized in that single The length of hollow aluminium alloy column is greater than height of side wall 80mm-120mm.
8. a kind of construction method of the public ventilation shaft of civil building according to claim 1, which is characterized in that described The sum of cement layer and screed wall thickness are not less than 15mm.
9. a kind of construction method of the public ventilation shaft of civil building according to claim 1, which is characterized in that described First template layer and the second template layer are reserved with air inlet.
CN201910824605.5A 2019-09-02 2019-09-02 Construction method of public ventilation pipeline of civil building Active CN110512831B (en)

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CN201910824605.5A CN110512831B (en) 2019-09-02 2019-09-02 Construction method of public ventilation pipeline of civil building

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Application Number Priority Date Filing Date Title
CN201910824605.5A CN110512831B (en) 2019-09-02 2019-09-02 Construction method of public ventilation pipeline of civil building

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CN110512831B CN110512831B (en) 2021-03-23

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0246372A1 (en) * 1986-05-22 1987-11-25 R. Wayne Newsome Prefabricated and modular chimney facade
CN2522524Y (en) * 2001-11-20 2002-11-27 李长忠 New-type multifunctional ventilating duct
EP1362969B1 (en) * 2002-05-15 2008-08-27 Larcher, Aldo Reinforced-concrete light-shaft
US20100229485A1 (en) * 2009-03-10 2010-09-16 Timothy Wilkerson System for collecting seepage water in buildings
CN102335959A (en) * 2011-09-15 2012-02-01 广州市彩蝶节能技术有限公司 Preparation method of integral type house exhaust passage
RU2590231C1 (en) * 2015-04-24 2016-07-10 Владимир Викторович Дриго Ventilation unit and method of its installation
EP3315448A2 (en) * 2016-10-28 2018-05-02 Manfred Greschbach Lift system
CN109555293A (en) * 2018-12-29 2019-04-02 广西建工集团第三建筑工程有限责任公司 A kind of Indoor Residential Ecological kitchen exhaust road seepage-proof oil piecing devices
CN109853907A (en) * 2019-01-30 2019-06-07 山西三建集团有限公司 Skyscraper layer-stepping flue and its apply method
CN109853956A (en) * 2019-04-10 2019-06-07 河南五建第二建筑安装有限公司 Residential building construction method

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0246372A1 (en) * 1986-05-22 1987-11-25 R. Wayne Newsome Prefabricated and modular chimney facade
CN2522524Y (en) * 2001-11-20 2002-11-27 李长忠 New-type multifunctional ventilating duct
EP1362969B1 (en) * 2002-05-15 2008-08-27 Larcher, Aldo Reinforced-concrete light-shaft
US20100229485A1 (en) * 2009-03-10 2010-09-16 Timothy Wilkerson System for collecting seepage water in buildings
CN102335959A (en) * 2011-09-15 2012-02-01 广州市彩蝶节能技术有限公司 Preparation method of integral type house exhaust passage
RU2590231C1 (en) * 2015-04-24 2016-07-10 Владимир Викторович Дриго Ventilation unit and method of its installation
EP3315448A2 (en) * 2016-10-28 2018-05-02 Manfred Greschbach Lift system
CN109555293A (en) * 2018-12-29 2019-04-02 广西建工集团第三建筑工程有限责任公司 A kind of Indoor Residential Ecological kitchen exhaust road seepage-proof oil piecing devices
CN109853907A (en) * 2019-01-30 2019-06-07 山西三建集团有限公司 Skyscraper layer-stepping flue and its apply method
CN109853956A (en) * 2019-04-10 2019-06-07 河南五建第二建筑安装有限公司 Residential building construction method

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