CN110206193A - A kind of rammed earth wall structure of double steel bar mesh sheet - Google Patents
A kind of rammed earth wall structure of double steel bar mesh sheet Download PDFInfo
- Publication number
- CN110206193A CN110206193A CN201910512136.3A CN201910512136A CN110206193A CN 110206193 A CN110206193 A CN 110206193A CN 201910512136 A CN201910512136 A CN 201910512136A CN 110206193 A CN110206193 A CN 110206193A
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- Prior art keywords
- wall
- rammed earth
- earth wall
- double
- steel
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- 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.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/58—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
- E04B2/60—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal characterised by special cross-section of the elongated members
Abstract
The invention discloses a kind of rammed earth wall structures of double steel bar mesh sheet, it sets a roof beam in place including rammed earth wall, with the body frame of rammed earth wall connecting or wall or auxiliary construction structural beams or wall, several cracking resistance iron wires, vertical reinforcement and symmetrical double-layer horizontal reinforcing bar band are embedded in the rammed earth wall, the double-layer horizontal reinforcing bar band is connected by steel tie and vertical reinforcement binding；The vertical reinforcement is down through horizontal steel bar mortar band connection；The bottom of vertical reinforcement is embedded in rammed earth wall foundation in bending-like；Rammed earth wall and body frame are set a roof beam in place or wall or auxiliary construction structural beams or wall connecting by the beam steel tie that is connected on horizontal steel bar mortar band at the middle part of vertical reinforcement.The wall is used is arranged the double-deck arrangement of reinforcement mesh sheet in rammed earth wall, can be improved the total bearing capacity and quake-resistant safety performance of wall.
Description
Technical field
The invention belongs to technical field of buildings, and in particular to a kind of constructing technology for enhancing rammed earth wall, the constructing technology
The bearing capacity and quake-resistant safety performance of rammed earth wall can be enhanced.
Background technique
Cob, which has, to be available locally, constructs that simple, low in cost, thermal property is prominent, degradable regenerative, processing
The advantages that process low energy consumption is pollution-free.Especially rammed earth material, with incomparable ecological of Rural Areas at Present routine energy-saving material
Valence compares advantage.However, undeniable be, traditional rammed earth technique, constructing technology, anti-seismic performance and in terms of
Inherent shortcoming makes it be difficult to meet the urgent need for improving living quality and building safety, and restricts its modern rammed earth and answer
Central factor.
In the latest 20 years in diversification modern architectures such as raw-soil villa, hospital, the churches that European and American developed countries emerge in multitude,
And the prize-winning case of earth building frequently occurred in international building Grand Prix over the years, it is the specific manifestation of this trend.
In view of its modern ecological benefits outstanding and universal Local Adaptation, modern raw soil material and its building technology are
As maximally efficient one of the approach of green building is realized, by the extensive of the whole world especially research institution, developed country and government
Concern and support.
The method of domestic raising rammed earth construction house bearing capacity and anti-seismic performance is specifically included that in house quadrangle and is indulged at present
Pin is arranged in cross wall junction, rammed earth own material is improved or is modified (in earth material plus lime or cement), sets in wall
Horizontal bamboo cane or other plant fiber are set, the house number of plies, height are reduced, reduces the standard width of a room in an old-style house, depth size, improves the whole of roof structure
Body and with the connection of rammed earth wall etc..The above measure is at People's Republic of China's professional standard " seismic design provision in building code "
(GB 50011-2010), " town (township) village building aseismicity technical regulation " (JGJ 161-2008), " Rural housing anti-seismic construction is detailed
Figure " it is described in the documents such as (SG 618-3).
Summary of the invention
To solve drawbacks described above existing in the prior art, the purpose of the present invention is to provide a kind of rammed earth wall structure skills
Art method, which uses is arranged the double-deck arrangement of reinforcement mesh sheet in rammed earth wall, can be improved the total bearing capacity and antidetonation of wall
Security performance.
The present invention is realized by following technical proposals.
A kind of rammed earth wall structure of double steel bar mesh sheet, the main body frame including rammed earth wall and rammed earth wall connecting
Beam or wall or auxiliary construction structural beams or wall are embedded with several cracking resistance iron wires, vertical reinforcement and right in the rammed earth wall
Claim the double-layer horizontal reinforcing bar band of distribution, the double-layer horizontal reinforcing bar band is connected by steel tie and vertical reinforcement binding；It is described
Vertical reinforcement is down through horizontal steel bar mortar band connection；The bottom of vertical reinforcement is embedded in rammed earth wall foundation in bending-like
In；Rammed earth wall is set a roof beam in place with body frame by the beam steel tie being connected on horizontal steel bar mortar band at the middle part of vertical reinforcement
Or wall or auxiliary construction structural beams or wall connecting.
For above-mentioned technical proposal, there are also further preferred schemes by the present invention:
Further, the cracking resistance iron wire is embedded in the rammed earth wall on the outside of double-layer horizontal reinforcing bar band, wherein cracking resistance iron wire
Side is distributed as single layer on the outside of double-layer horizontal reinforcing bar band, and the other side is distributed as bilayer.
Further, the every building 300mm high cob wall of the cracking resistance iron wire places one layer, is twisted according to two strands of iron wires.
Further, when rammed earth wall and body frame are set a roof beam in place or wall connecting, it is anchored at water in frame rammed earth wall respectively
The steel tie of the main frame beam up and down extended segment of flat arrangement of reinforcement mortar band be embedded in body frame set a roof beam in place or wall in be connected thereto.
Further, it when rammed earth wall and auxiliary construction structural beams or wall connecting, is anchored in frame rammed earth wall
Floor stringer steel tie extended segment on horizontal steel bar mortar band is connect with the steel I-beam in auxiliary construction structural beams or wall.
Further, it is equipped with I-steel end anchorage steel plate in the auxiliary construction structural beams or wall, steel I-beam is fixed
On I-steel end anchorage steel plate, I-steel end anchorage steel plate is equipped with perforation.
Further, the vertical reinforcement should be anchored in crossbeam or the basis of carrying rammed earth wall, and anchorage length is not small perpendicular
To the 15mm of bar diameter；Vertical reinforcement diameter is not less than 16mm, is not less than 125mm apart from rammed earth surface of wall.
Further, the rammed earth thickness of wall body is not less than 400mm, and rammed earth wall is set a roof beam in place with body frame or the level of wall is matched
For muscle mortar band along height setting no less than 3, horizontal steel bar mortar is spaced to be not more than 2000mm.
Further, the horizontal steel bar mortar tape thickness is greater than 50mm, and is not more than 100mm；Width is thick with rammed earth wall,
Setting is hidden less than wall thickness.
Further, the rammed earth wall and body frame set a roof beam in place or wall can drawknot when, answer reliable drawknot；When rammed earth wall without
Method and body frame set a roof beam in place or when wall drawknots, should take and auxiliary construction structural beams or wall carry out drawknot.
The present invention has the advantages that due to taking above technical scheme
The present invention forms stable rack using two-sided reinforced mesh inside loam wall body, while certain along rammed earth wall
Stealthy arrangement of reinforcement mortar band is arranged in height, arrangement of reinforcement mortar band and body frame is set a roof beam in place or the reliable drawknot of wall, or and auxiliary construction
Structural beams drawknot, reliably depends on main body.The above measure can effectively control loam wall and dodge in vitro, enhance wall integrity, right
The horizontal shear bearing capacity of modern rammed earth wall has a more substantial increase with security performance.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, not
Inappropriate limitation of the present invention is constituted, in the accompanying drawings:
Fig. 1 is double layer bar plate plane figure；
Fig. 2 double steel bar mesh sheet sectional view；
Fig. 3 arrangement of reinforcement mortar band with and body frame is set a roof beam in place drawknot detail drawing；
Fig. 4 arrangement of reinforcement mortar band and auxiliary construction drawknot.
In figure: 1, horizontal reinforcement band；2, cracking resistance iron wire；3, vertical reinforcement；4, steel tie；5, arrangement of reinforcement mortar band；6, it rams
Cob wall body；7, main frame beam steel tie (with main structure drawknot)；8, body frame is set a roof beam in place or wall；9, floor stringer steel tie
(being connect with auxiliary construction I-steel)；10, bolt；11, steel I-beam；12, auxiliary construction structural beams or wall；13, I-steel
End anchorage steel plate；14, it perforates.
Specific embodiment
Below in conjunction with attached drawing and specific embodiment, the present invention will be described in detail, herein illustrative examples of the invention
And explanation is used to explain the present invention, but not as a limitation of the invention.
As shown in Figure 1 and Figure 2, the rammed earth wall structure of double steel bar mesh sheet of the invention, including rammed earth wall 6 and rammed earth
The body frame that wall 6 connects is set a roof beam in place or wall 8 or auxiliary construction structural beams or wall 12, is embedded in rammed earth wall 6 several anti-
2 vertical reinforcement 3 of iron wire and symmetrical double-layer horizontal reinforcing bar band 1 are split, double-layer horizontal reinforcing bar band 1 is by steel tie 4 and erects
It binds and connects to reinforcing bar 3；Vertical reinforcement 3 is connected down through horizontal steel bar mortar band 5；The bottom fold shape of vertical reinforcement 3 buries
It is located in rammed earth wall foundation；The middle part of vertical reinforcement 3 will be rammed by the beam steel tie being connected on horizontal steel bar mortar band 5
Cob wall body 6 is set a roof beam in place with body frame or wall 8 or auxiliary construction structural beams or wall 12 are connect.
Wherein, cracking resistance iron wire 2 is embedded in the rammed earth wall 6 in 1 outside of double-layer horizontal reinforcing bar band, and wherein cracking resistance iron wire is double
1 outside side of layer horizontal reinforcement band is distributed as single layer, and the other side is distributed as bilayer.The every building 300mm high cob wall of cracking resistance iron wire 2 is put
One layer is set, is twisted according to two strands of iron wires.
As shown in figure 3, being anchored at frame rammed earth wall respectively when rammed earth wall 6 is set a roof beam in place with body frame or wall 8 is connect
In 67 extended segment of the steel tie of main frame beam up and down of horizontal steel bar mortar band 5 be embedded in body frame set a roof beam in place or wall 8 in its
Connection.
As shown in figure 4, being anchored at frame loam wall when rammed earth wall 6 is connect with auxiliary construction structural beams or wall 12
9 extended segment of floor stringer steel tie in body 6 on horizontal steel bar mortar band 5 passes through bolt 10 and auxiliary construction structural beams or wall
Steel I-beam 11 in 12 connects.I-steel end anchorage steel plate 13, I-steel are equipped in auxiliary construction structural beams or wall 12
Beam 11 is fixed on I-steel end anchorage steel plate 13, and I-steel end anchorage steel plate 13 is equipped with perforation 14.
The novel rammed earth wall refer to be specifically designed, material gradation it is reasonable, and made using the raw-soil wall of mechanical building
For the wall of main building enclosure.Wall includes plinth, rammed earth wall, bears down on one.
The design requirement of different components is listed separately below:
1. novel rammed earth wall double layer bar piece should be arranged according to following requirements:
1.1, double steel bar mesh sheet is suitably applied the wall that thickness is not less than 400mm.
1.2, double steel bar mesh sheet is made of vertical reinforcement, horizontal reinforcement, tension rib, horizontal steel bar mortar band.
1.3, vertical reinforcement should be anchored in crossbeam or the basis of carrying rammed earth wall, and anchorage length is not less than 15d, and d is
Vertical reinforcement diameter.Vertical reinforcement diameter is not less than 16mm, and surface distance rammed earth surface of wall is not less than 125mm.
1.4, horizontal reinforcement and vertical reinforcement binding connect, and horizontal reinforcement diameter is not less than 16mm, and horizontal reinforcement is along height
Direction spacing is not preferably greater than 1000mm.
1.5, double steel bar mesh sheet is bound by tension rib and is connected.
2. novel rammed earth retaining wall height is greater than 6500mm, Ying Zengqiang construction measure and the reliable drawknot of main structure,
And it should meet the following requirements:
2.1. wall should not be less than 3 along height by construction measure and main structure drawknot, and along height drawknot spacing
It is not preferably greater than 2000mm；
2.2. rammed earth thickness of wall body is no less than 400mm, preferably uses double distributing bar.
2.3. along horizontal mortar band is preferably arranged, horizontal mortar band is not preferably greater than along vertical separation for wall and main structure drawknot
2000mm；
2.4. horizontal steel bar mortar tape thickness is preferably greater than 50mm, and should not exceed 100mm；The preferably same wall thickness of width, preferably can be small
Setting is hidden in wall thickness.
3. drawknot construction with main structure body can drawknot when, answer reliable drawknot；When can not be with main body drawknot, auxiliary should be taken
Construction measure carries out drawknot.
The present invention is further illustrated below by specific embodiment.
Embodiment 1
The wall that rammed earth wall double layer bar piece is applied to a thickness of 500mm.
Vertical reinforcement is anchored in crossbeam or the basis of carrying rammed earth wall, and anchorage length 18d, d are vertical reinforcement diameter.
Vertical reinforcement diameter is 20mm, and surface distance rammed earth surface of wall is 150mm.Horizontal reinforcement and vertical reinforcement binding connect, water
Flat bar diameter is 18mm, and horizontal reinforcement is along short transverse spacing 800mm.
Double steel bar mesh sheet is bound by tension rib and is connected.When novel rammed earth retaining wall height is greater than 6500mm, Ying Zeng
Competent structure measure and the reliable drawknot of main structure, and should meet the following requirements:
Wall is 1600mm along height setting 5, and along height drawknot spacing by construction measure and main structure drawknot；
Rammed earth thickness of wall body 500mm, using double distributing bar.Horizontal mortar band is preferably arranged in wall and main structure drawknot edge, horizontal
Mortar band is 1500mm along vertical separation；Horizontal steel bar mortar tape thickness 70mm, the preferably same wall thickness of width are hidden less than wall thickness and are set
It sets.
Embodiment 2
The wall that rammed earth wall double layer bar piece is applied to a thickness of 600mm.
Vertical reinforcement is anchored in crossbeam or the basis of carrying rammed earth wall, and anchorage length 20d, d are that vertical reinforcement is straight
Diameter.Vertical reinforcement diameter is 18mm, and surface distance rammed earth surface of wall is 160mm.Horizontal reinforcement and vertical reinforcement binding connect,
Horizontal reinforcement diameter is 16mm, and horizontal reinforcement is along short transverse spacing 900mm.
Double steel bar mesh sheet is bound by tension rib and is connected.When novel rammed earth retaining wall height is greater than 6500mm, Ying Zeng
Competent structure measure and the reliable drawknot of main structure, and should meet the following requirements:
Wall is 1800mm along height setting 6, and along height drawknot spacing by construction measure and main structure drawknot；
Rammed earth thickness of wall body 600mm, using double distributing bar.Horizontal mortar band is preferably arranged in wall and main structure drawknot edge, horizontal
Mortar band is 1800mm along vertical separation；Horizontal steel bar mortar tape thickness is 90mm, and the preferably same wall thickness of width is hidden less than wall thickness and set
It sets.
Embodiment 3
The wall that rammed earth wall double layer bar piece is applied to a thickness of 800mm.
Vertical reinforcement is anchored in crossbeam or the basis of carrying rammed earth wall, and anchorage length 16d, d are that vertical reinforcement is straight
Diameter.Vertical reinforcement diameter is 16mm, and surface distance rammed earth surface of wall is 140mm.Horizontal reinforcement and vertical reinforcement binding connect,
Horizontal reinforcement diameter is 20mm, and horizontal reinforcement is 850mm along short transverse spacing.
Double steel bar mesh sheet is bound by tension rib and is connected.When novel rammed earth retaining wall height is greater than 6500mm, Ying Zeng
Competent structure measure and the reliable drawknot of main structure, and should meet the following requirements:
Wall is 1900mm along height setting 7, and along height drawknot spacing by construction measure and main structure drawknot；
Rammed earth thickness of wall body 700mm, using double distributing bar.Horizontal mortar band is preferably arranged in wall and main structure drawknot edge, horizontal
Mortar band is 1600mm along vertical separation；Horizontal steel bar mortar tape thickness 80mm, the preferably same wall thickness of width are hidden less than wall thickness and are set
It sets.
The present invention is not limited to the above embodiments, on the basis of technical solution disclosed by the invention, the skill of this field
For art personnel according to disclosed technology contents, one can be made to some of which technical characteristic by not needing creative labor
A little replacements and deformation, these replacements and deformation are within the scope of the invention.
Claims (10)
1. a kind of rammed earth wall structure of double steel bar mesh sheet, which is characterized in that including rammed earth wall (6) and rammed earth wall (6)
The body frame of connection is set a roof beam in place or wall (8) or auxiliary construction structural beams or wall (12), the rammed earth wall (6) if in be embedded with
Dry cracking resistance iron wire (2) vertical reinforcement (3) and symmetrical double-layer horizontal reinforcing bar band (1), the double-layer horizontal reinforcing bar band (1) are logical
Steel tie (4) and vertical reinforcement (3) binding is crossed to connect；The vertical reinforcement (3) connects down through horizontal steel bar mortar band (5)
It connects；The bottom fold shape of vertical reinforcement (3) is embedded in rammed earth wall foundation；The middle part of vertical reinforcement (3) is by being connected to water
Beam steel tie on flat arrangement of reinforcement mortar band (5) sets a roof beam in place rammed earth wall (6) and body frame or wall (8) or auxiliary construction structure
Beam or wall (12) connection.
2. a kind of rammed earth wall structure of double steel bar mesh sheet according to claim 1, which is characterized in that the cracking resistance iron
Silk (2) is embedded in the rammed earth wall (6) on the outside of double-layer horizontal reinforcing bar band (1), and wherein cracking resistance iron wire is in double-layer horizontal reinforcing bar band
(1) outside side is distributed as single layer, and the other side is distributed as bilayer.
3. a kind of rammed earth wall structure of double steel bar mesh sheet according to claim 1, which is characterized in that the cracking resistance iron
The every building 300mm high cob wall of silk (2) places one layer, is twisted according to two strands of iron wires.
4. a kind of rammed earth wall structure of double steel bar mesh sheet according to claim 1, which is characterized in that when rammed earth wall
(6) set a roof beam in place with body frame or when wall (8) is connect, be anchored on the horizontal steel bar mortar band (5) in rammed earth wall (6) up and down
Main frame beam steel tie (7) extended segment be embedded in body frame set a roof beam in place or wall (8) in be connected thereto.
5. a kind of rammed earth wall structure of double steel bar mesh sheet according to claim 1, which is characterized in that when rammed earth wall
(6) it when being connect with auxiliary construction structural beams or wall (12), is anchored on the horizontal steel bar mortar band (5) in rammed earth wall (6)
Floor stringer steel tie (9) extended segment connect with the steel I-beam (11) in auxiliary construction structural beams or wall (12).
6. a kind of rammed earth wall structure of double steel bar mesh sheet according to claim 5, which is characterized in that the auxiliary structure
It makes and is equipped with I-steel end anchorage steel plate (13) in structural beams or wall (12), steel I-beam (11) is fixed on I-steel end anchor
Gu on steel plate (13), I-steel end anchorage steel plate (13) is equipped with perforation (14).
7. a kind of rammed earth wall structure of double steel bar mesh sheet according to claim 1, which is characterized in that the vertical steel
Muscle (3) should be anchored in crossbeam or the basis of carrying rammed earth wall, the 15mm of the not small vertical reinforcement diameter of anchorage length；Vertical steel
Muscle (3) diameter is not less than 16mm, is not less than 125mm apart from rammed earth wall (6) surface.
8. a kind of rammed earth wall structure of double steel bar mesh sheet according to claim 1, which is characterized in that the loam wall
Body (6) thickness is not less than 400mm, and rammed earth wall (6) and body frame are set a roof beam in place or the horizontal steel bar mortar band (5) of wall (8) is along height
Degree setting no less than 3, horizontal steel bar mortar band (5) interval is not more than 2000mm.
9. a kind of rammed earth wall structure of double steel bar mesh sheet according to claim 1, which is characterized in that the level is matched
Muscle mortar band (5) thickness is greater than 50mm, and is not more than 100mm；Width is less than wall thickness and hides setting with rammed earth wall (6) thickness.
10. -9 described in any item a kind of rammed earth wall structures of double steel bar mesh sheet according to claim 1, which is characterized in that
The rammed earth wall (6) and body frame set a roof beam in place or wall (8) can drawknot when, answer reliable drawknot；When rammed earth wall (6) can not be with master
When body Vierendeel girder or wall (8) drawknot, it should take and carry out drawknot with auxiliary construction structural beams or wall (12).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910512136.3A CN110206193B (en) | 2019-06-13 | 2019-06-13 | Rammed earth wall structure with double layers of reinforcing mesh sheets |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910512136.3A CN110206193B (en) | 2019-06-13 | 2019-06-13 | Rammed earth wall structure with double layers of reinforcing mesh sheets |
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| CN110206193A true CN110206193A (en) | 2019-09-06 |
| CN110206193B CN110206193B (en) | 2020-12-01 |
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| CN201910512136.3A Active CN110206193B (en) | 2019-06-13 | 2019-06-13 | Rammed earth wall structure with double layers of reinforcing mesh sheets |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459306A (en) * | 2020-11-01 | 2021-03-09 | 同济大学 | Energy-saving rammed earth wall and construction method thereof |
| WO2024013580A1 (en) * | 2022-07-13 | 2024-01-18 | Namdarian Ahmadali | Earthquake-resistant rammed earth structure |
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| WO2024013580A1 (en) * | 2022-07-13 | 2024-01-18 | Namdarian Ahmadali | Earthquake-resistant rammed earth structure |
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| Publication number | Publication date |
|---|---|
| CN110206193B (en) | 2020-12-01 |
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