CN109025173A - A kind of air channel structure and its construction method - Google Patents
A kind of air channel structure and its construction method Download PDFInfo
- Publication number
- CN109025173A CN109025173A CN201810969158.8A CN201810969158A CN109025173A CN 109025173 A CN109025173 A CN 109025173A CN 201810969158 A CN201810969158 A CN 201810969158A CN 109025173 A CN109025173 A CN 109025173A
- Authority
- CN
- China
- Prior art keywords
- air duct
- precast concrete
- supporting parts
- duct unit
- concrete air
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 238000010276 construction Methods 0.000 title claims abstract description 20
- 239000011178 precast concrete Substances 0.000 claims abstract description 53
- 239000000463 material Substances 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000004826 seaming Methods 0.000 claims abstract description 8
- 239000004567 concrete Substances 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims description 4
- 239000011083 cement mortar Substances 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 239000004570 mortar (masonry) Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 4
- 238000000465 moulding Methods 0.000 abstract description 4
- 238000009415 formwork Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000005273 aeration Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F17/00—Vertical ducts; Channels, e.g. for drainage
- E04F17/04—Air-ducts or air channels
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Duct Arrangements (AREA)
Abstract
A kind of air channel structure and its construction method, the structure are located in the reserved opening of main structure, vertically sequentially assembled by one group of precast concrete air duct unit, and adjacent precast concrete air duct unit seaming position passes through supporting parts and connects；Supporting parts correspond to support between upper layer precast concrete air duct unit and lower layer's precast concrete air duct unit and connect with the main structure of side.The present invention is formed using precast concrete air duct unit spliced, prefabricated components molding effect is unified and reduces scene masonry process, construction efficiency is high, good connecting effect, realize air duct overall integrity, it ensure that the sealing performance of air duct seaming position simultaneously, the present invention builds process without scene, without carrying out the processes such as formwork erection and a large amount of concretings, construction efficiency is high, and construction pollution is small, the air channel structure good forming effect after construction, and construction cost is low, substantially reduces the investment of manpower and material resources.It can be widely applied to air duct installation.
Description
Technical field
The present invention relates to building ventilation engineering field, especially a kind of aeration structure and its construction method.
Background technique
Channel of the air duct as air circulation in building, is generally built using materials such as concrete, bricks.But at present
Due to narrow space in many engineerings, air duct construction space is limited, is unfavorable for site operation；And for site operation,
Building construction low efficiency, construction quality are difficult to ensure: such as air duct diameter is inconsistent, causes sudden enlargement or reduction；Or
Verticality deflection, thus air duct molding effect is unsatisfactory.
Summary of the invention
The object of the present invention is to provide a kind of air channel structure and its construction method, to solve air duct installation quality it is unstable,
The technical problem for inconvenience of constructing；And solve the problems, such as that air duct molding effect is undesirable.
To achieve the above object, the present invention adopts the following technical scheme:
The technical solution further preferred as the present invention:
A kind of air channel structure is vertically sequentially spelled in the reserved opening of main structure by one group of precast concrete air duct unit
It fills, adjacent precast concrete air duct unit seaming position is connected by supporting parts.
The supporting parts correspond to support upper layer precast concrete air duct unit and lower layer's precast concrete air duct unit it
Between and connect with the main structure of side.
The supporting parts are closed ring, and longitudinal cross-section is H-shaped, inner ring plate including the setting of vertical parallel interval and outer
The horizontal ring flat-plate of ring flat-plate and horizontal connection therebetween, wherein inner ring plate, outer ring plate are divided into pop-up mouth by horizontal ring flat-plate
With lower bellmouth.
Upper layer precast concrete air duct unit is plugged in the pop-up mouth of supporting parts.
Concrete pad, lower end two are provided between the lower end base and horizontal ring flat-plate of upper layer precast concrete air duct unit
Side is completely filled with grouting material between inner ring plate and outer ring plate.
The lateral surface of the outer ring plate of the supporting parts is fixedly connected with the built-in fitting of main structure.
The built-in fitting is along the circumferentially spaced-apart setting of reserved opening, including exposing outer end plate on the outside of main structure and pre-buried
Embedded ribs in main structure.
The embedded ribs are horizontally disposed and end is in hook solid.
200~400mm of spacing distance of the built-in fitting.
Sealing strip is filled in gap between the lower socket and lower layer's precast concrete air duct unit of the supporting parts.Institute
Show that sealing strip is fire proof sealing strip.
The sealing strip is small top and big bottom cyclic structure, its side equipped with spine shape body.Guarantee sealing strip and two sides structure
Part is completely embedded, and plays the role of fire proof seal.
Cement mortar plugged zone is equipped between precast concrete air duct unit and main structure, plugged zone is with a thickness of 10
~40mm, plugged zone outer end face are concordant with precast concrete air duct cell side face.
A kind of construction method of air channel structure as mentioned, the specific steps are as follows:
Step 1 installs first floor precast concrete air duct unit.
Step 2, design position is embedded with built-in fitting in main structure reserved opening.
Supporting parts are plugged on the upper port of first floor precast concrete air duct unit and corresponding with built-in fitting solid by step 3
Fixed connection.
Step 4 places concrete pad on the horizontal ring flat-plate in the pop-up mouth of supporting parts.
Step 5, the filling grouting material in the pop-up mouth of supporting parts.
Step 6 installs upper layer precast concrete air road unit, by upper layer precast concrete air duct in grouting material initial set
Unit is inserted into pop-up mouth.
Step 7, filling concrete mortar forms plugged zone between upper layer precast concrete air duct unit and main structure.
Step 8 repeats step 2 to step 7, until whole precast concrete air ducts unit splicing is completed.
The grouting material is C20 pea gravel concreten.
The concrete pad is along uniform intervals setting or circumferentially continuous setting in pop-up mouth.
Compared with prior art the invention has the characteristics that and the utility model has the advantages that
The present invention is formed using precast concrete air duct unit spliced, and prefabricated components molding effect is unified and reduces live block
Process is built, construction efficiency is high；It is attached between the unit of precast concrete air duct by supporting parts, it is easy for installation, quick；Support
For part sheet as structural section matter, intensity is good, while playing the role of positioning and support, and good connecting effect ensure that seaming position
Bonding strength；Moreover, entirety is formed by concrete pad and grouting material between supporting parts and precast concrete air duct unit,
Air duct overall integrity is realized, while ensure that the sealing performance of air duct seaming position；In addition, supporting parts simultaneously with side master
The connection of body structure, further ensures the bonding strength and connection effect of air duct and main structure.
The present invention builds process without scene, without carrying out the processes such as formwork erection and a large amount of concretings, constructs
It is high-efficient, and construction pollution is small, the air channel structure good forming effect after construction, and construction cost is low, substantially reduces manpower
The investment of material resources.
It the composite can be widely applied to air duct installation.
Detailed description of the invention
The present invention will be further described in detail with reference to the accompanying drawing.
Fig. 1 is air channel structure schematic diagram of the invention.
Fig. 2 is air duct seaming position structural schematic diagram of the invention.
Fig. 3 is air duct overlooking structure diagram of the invention.
Appended drawing reference: 1- precast concrete air duct unit, 2- supporting parts, 3- concrete pad, 4- grouting material, 5-
Main structure, 6- floor slab preformed hole mouth, 7- built-in fitting, 8- plugging structure.
Specific embodiment
Embodiment is shown in Figure 1, this air channel structure, prefabricated mixed by one group in the reserved opening of main structure
Solidifying folk song road unit 1 is vertical sequentially assembled, and adjacent 1 seaming position of precast concrete air duct unit is connected by supporting parts 2
It connects；The corresponding support of the supporting parts 2 between upper layer precast concrete air duct unit and lower layer's precast concrete air duct unit, simultaneously
It is connect with the main structure 5 of side.Main structure includes floor and wall.
Shown in Figure 2, the supporting parts 2 are closed ring, and longitudinal cross-section is H-shaped, including vertical parallel interval is set
The horizontal ring flat-plate of the inner ring plate and outer ring plate set and horizontal connection therebetween, wherein horizontal ring flat-plate is by inner ring plate, outer ring
Plate is divided into pop-up mouth and lower bellmouth.
Upper layer precast concrete air duct unit is plugged in the pop-up mouth of supporting parts 2；Upper layer precast concrete air duct
Be provided between the lower end base of unit and horizontal ring flat-plate concrete pad 3, lower end two sides respectively at inner ring plate and outer ring plate it
Between be completely filled with grouting material 4.
The lateral surface of the outer ring plate of the supporting parts 2 is fixedly connected with the built-in fitting 7 of main structure.
The built-in fitting 7 is along the circumferentially spaced-apart setting of reserved opening, including the outer end plate on the outside of exposing main structure and in advance
The embedded ribs being embedded in main structure；
The embedded ribs are horizontally disposed and end is in hook solid.
The embedded ribs vertical equity spacing of the built-in fitting 7 is 300mm.
Sealing strip is filled in gap between the lower socket and lower layer's precast concrete air duct unit of the supporting parts 2；
The sealing strip is small top and big bottom cyclic structure, its side equipped with spine shape body.
Between precast concrete air duct unit and main structure be equipped with cement mortar plugged zone, plugged zone with a thickness of
20mm, plugged zone outer end face is concordant with precast concrete air duct cell side face, fills closely knit, no hollowing, crack.
A kind of construction method of air channel structure as mentioned, the specific steps are as follows:
Step 1 installs first floor precast concrete air duct unit: according to design position, unit setting in precast concrete air duct being existed
On first floor floor.
Step 2, design position is embedded with built-in fitting 7 in main structure reserved opening.
Supporting parts 2 are plugged on the upper port of first floor precast concrete air duct unit and corresponding with built-in fitting 7 by step 3
It is fixedly connected.
Step 4 places concrete pad 3 on the horizontal ring flat-plate in the pop-up mouth of supporting parts 2.
Step 5, the filling grouting material 4 in the pop-up mouth of supporting parts 2.
Step 6 installs upper layer precast concrete air road unit, by upper layer precast concrete air in 4 initial set of grouting material
Road unit is inserted into pop-up mouth.
Step 7, filling concrete mortar forms envelope between upper layer precast concrete air duct unit and the wall of main structure
Blocking layer, plugged zone thickness 20mm is levelling with precast concrete air duct unit, fills closely knit, no hollowing, crack.
Step 8 repeats step 2 to step 7, until whole precast concrete air ducts unit splicing is completed.
The grouting material 4 is C20 pea gravel concreten；
The concrete pad is along uniform intervals setting or circumferentially continuous setting in pop-up mouth.
Claims (10)
1. a kind of air channel structure, vertical suitable by one group of precast concrete air duct unit (1) in the reserved opening of main structure
It is secondary assembled, it is characterised in that:
Adjacent precast concrete air duct unit (1) seaming position is connected by supporting parts (2)；
The corresponding support of the supporting parts (2) upper layer precast concrete air duct unit and lower layer's precast concrete air duct unit it
Between and connect with the main structure of side (5).
2. air channel structure according to claim 1, it is characterised in that:
The supporting parts (2) are closed ring, and longitudinal cross-section is H-shaped, inner ring plate including the setting of vertical parallel interval and outer
The horizontal ring flat-plate of ring flat-plate and horizontal connection therebetween, wherein inner ring plate, outer ring plate are divided into pop-up mouth by horizontal ring flat-plate
With lower bellmouth.
3. air channel structure according to claim 2, it is characterised in that:
Upper layer precast concrete air duct unit is plugged in the pop-up mouth of supporting parts (2)；
Concrete pad (3), lower end two are provided between the lower end base and horizontal ring flat-plate of upper layer precast concrete air duct unit
Side is completely filled with grouting material (4) between inner ring plate and outer ring plate.
4. air channel structure according to claim 2 or 3, it is characterised in that:
The lateral surface of the outer ring plate of the supporting parts (2) is fixedly connected with the built-in fitting (7) of main structure.
5. air channel structure according to claim 4, it is characterised in that:
The built-in fitting (7) is along the circumferentially spaced-apart setting of reserved opening, including exposing outer end plate on the outside of main structure and pre-buried
Embedded ribs in main structure；
The embedded ribs are horizontally disposed and end is in hook solid.
6. air channel structure according to claim 5, it is characterised in that:
200~400mm of spacing distance of the built-in fitting (7).
7. air channel structure according to claim 1, it is characterised in that: the lower socket of the supporting parts (2) and lower layer are prefabricated
Sealing strip is filled in gap between the unit of concrete air duct；
The sealing strip is small top and big bottom cyclic structure, its side equipped with spine shape body.
8. according to claim 1 to air channel structure described in 7 any one, it is characterised in that: the precast concrete air duct is single
Cement mortar plugged zone is equipped between member and main structure, plugged zone mixes with a thickness of 10~40mm, plugged zone outer end face with prefabricated
Solidifying folk song road unit side is concordant.
9. a kind of construction method of air channel structure as claimed in claim 8, which is characterized in that specific step is as follows:
Step 1 installs first floor precast concrete air duct unit；
Step 2, design position is embedded with built-in fitting (7) in main structure reserved opening；
Supporting parts (2) are plugged on the upper port of first floor precast concrete air duct unit and corresponding with built-in fitting (7) by step 3
It is fixedly connected；
Step 4 places concrete pad (3) on the horizontal ring flat-plate in the pop-up mouth of supporting parts (2)；
Step 5, the filling grouting material (4) in the pop-up mouth of supporting parts (2)；
Step 6 installs upper layer precast concrete air road unit, by upper layer precast concrete air duct in grouting material (4) initial set
Unit is inserted into pop-up mouth；
Step 7, filling concrete mortar forms plugged zone between upper layer precast concrete air duct unit and main structure；
Step 8 repeats step 2 to step 7, until whole precast concrete air ducts unit splicing is completed.
10. construction method according to claim 9, it is characterised in that:
The grouting material (4) is C20 pea gravel concreten；
The concrete pad is along uniform intervals setting or circumferentially continuous setting in pop-up mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810969158.8A CN109025173B (en) | 2018-08-23 | 2018-08-23 | Air duct structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810969158.8A CN109025173B (en) | 2018-08-23 | 2018-08-23 | Air duct structure and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109025173A true CN109025173A (en) | 2018-12-18 |
| CN109025173B CN109025173B (en) | 2024-09-13 |
Family
ID=64627267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810969158.8A Active CN109025173B (en) | 2018-08-23 | 2018-08-23 | Air duct structure and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109025173B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111456375A (en) * | 2019-12-30 | 2020-07-28 | 中国市政工程中南设计研究总院有限公司 | Precast concrete air shaft structure and construction method thereof |
| CN112957786A (en) * | 2021-01-26 | 2021-06-15 | 无锡市市政设施基础建设有限公司 | Municipal sewage treatment device |
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|---|---|---|---|---|
| JP2007247215A (en) * | 2006-03-15 | 2007-09-27 | Sanki Eng Co Ltd | Duct construction method |
| CN101787801A (en) * | 2010-04-02 | 2010-07-28 | 王启定 | Installation structure of building exhaust pipes and construction method thereof |
| CN201593292U (en) * | 2009-12-26 | 2010-09-29 | 韩文强 | Combined type venting pipeline |
| KR101540581B1 (en) * | 2014-06-18 | 2015-07-31 | 주식회사 성원에어테크 | Dry air duct means for duct connection |
| CN108301597A (en) * | 2018-01-12 | 2018-07-20 | 深圳市万居科技股份有限公司 | A kind of forming method of building kitchen and bath discharge duct |
| CN209556285U (en) * | 2018-08-23 | 2019-10-29 | 中建一局集团建设发展有限公司 | A kind of air channel structure |
-
2018
- 2018-08-23 CN CN201810969158.8A patent/CN109025173B/en active Active
Patent Citations (6)
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|---|---|---|---|---|
| JP2007247215A (en) * | 2006-03-15 | 2007-09-27 | Sanki Eng Co Ltd | Duct construction method |
| CN201593292U (en) * | 2009-12-26 | 2010-09-29 | 韩文强 | Combined type venting pipeline |
| CN101787801A (en) * | 2010-04-02 | 2010-07-28 | 王启定 | Installation structure of building exhaust pipes and construction method thereof |
| KR101540581B1 (en) * | 2014-06-18 | 2015-07-31 | 주식회사 성원에어테크 | Dry air duct means for duct connection |
| CN108301597A (en) * | 2018-01-12 | 2018-07-20 | 深圳市万居科技股份有限公司 | A kind of forming method of building kitchen and bath discharge duct |
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Non-Patent Citations (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111456375A (en) * | 2019-12-30 | 2020-07-28 | 中国市政工程中南设计研究总院有限公司 | Precast concrete air shaft structure and construction method thereof |
| CN112957786A (en) * | 2021-01-26 | 2021-06-15 | 无锡市市政设施基础建设有限公司 | Municipal sewage treatment device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109025173B (en) | 2024-09-13 |
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