CN111549941A - Rammed earth wall based on FRP (fiber reinforced plastic) ribs and construction method thereof - Google Patents
Rammed earth wall based on FRP (fiber reinforced plastic) ribs and construction method thereof Download PDFInfo
- Publication number
- CN111549941A CN111549941A CN202010507019.0A CN202010507019A CN111549941A CN 111549941 A CN111549941 A CN 111549941A CN 202010507019 A CN202010507019 A CN 202010507019A CN 111549941 A CN111549941 A CN 111549941A
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- Prior art keywords
- frp
- rammed earth
- earth wall
- ribs
- wall body
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- 229920002430 Fibre-reinforced plastic Polymers 0.000 title abstract description 69
- 239000011151 fibre-reinforced plastic Substances 0.000 title abstract description 69
- 238000010276 construction Methods 0.000 title abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 21
- 210000003205 muscle Anatomy 0.000 claims description 12
- 210000002435 tendon Anatomy 0.000 claims 3
- 239000000463 material Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000010008 shearing Methods 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 description 6
- 238000005260 corrosion Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
- E04B2/84—Walls made by casting, pouring, or tamping in situ
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/07—Reinforcing elements of material other than metal, e.g. of glass, of plastics, or not exclusively made of metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention relates to a rammed earth wall based on FRP (fiber reinforced plastic) ribs and a construction method thereof. The rammed earth wall based on the FRP ribs has the advantages of simple construction process, strong operability, high construction safety, convenient material taking and low manufacturing cost, and the FRP ribs and rammed earth are integrated and work cooperatively, so that the integrity of the wall body is enhanced, the shearing resistance and the compressive strength of the wall body are improved, and the integrity and the shock resistance of a rammed earth building are further improved.
Description
Technical Field
The invention relates to a rammed earth wall based on FRP ribs and a construction method thereof, belonging to the technical field of structures of rammed earth walls of earth buildings.
Background
The rammed-earth house is a building which takes raw earth as a main building raw material and uses rammed-earth walls rammed layer by layer as a main bearing component. The rammed earth wall not only has better bearing performance, but also has the advantages of heat preservation, heat insulation, sound insulation, fire prevention and the like. Houses built by rammed earth walls are widely distributed in China, have distinctive local characteristics and national characteristics, are full of thick local history and cultural atmosphere, are important components of the traditional residences of China, and at present, a large number of houses built by rammed earth walls still exist in vast rural areas of China. The rammed earth wall house is popular because of the advantages of convenient material taking, low manufacturing cost, heat preservation, heat insulation, natural fusion, environmental protection and the like. The building most in accordance with ecological principles contains extremely high scientific connotation and rich ecological ideas.
However, due to the limitation of the performance of rammed earth materials, the rammed earth wall building has low shear resistance and poor integrity and anti-seismic performance of the wall body and the house, and under the action of long-time natural factors, a large number of rammed earth walls have the phenomena of wall body cracking, local collapse, overall collapse and the like, so that great loss is brought to lives and properties of people.
At present, the method for improving the overall performance of a rammed earth house mainly comprises the following steps: the rammed earth material is modified, and bamboo strips, wood frameworks and the like are arranged in the wall body. However, bamboo splints and wood skeletons are firstly not strong enough and secondly become rotten after a long time and then lose their function.
Disclosure of Invention
In view of the above, the invention aims to provide the rammed earth wall based on the FRP ribs and the construction method thereof, which have the advantages of simple construction process and low manufacturing cost, enhance the integrity of the wall body and improve the shear strength and the compressive strength of the wall body.
The invention is realized by adopting the following scheme: the rammed earth wall based on the FRP ribs comprises a rammed earth wall body, wherein FRP rib components consisting of the FRP ribs are arranged between layers of the rammed earth wall body.
Furthermore, the FRP rib component is composed of a plurality of FRP ribs which are parallel and are arranged at intervals along the direction of the short side of the rammed earth wall body, and the length direction of the FRP ribs is parallel to the long side of the rammed earth wall body.
Furthermore, the FRP rib component is a net structure formed by interweaving and arranging a plurality of warp-wise FRP ribs and weft-wise FRP ribs.
Furthermore, every warp direction FRP muscle is walked around all latitudinal direction FRP muscle in proper order from top to bottom to two arbitrary adjacent warp direction FRP muscle are opposite at the direction of walking of same latitudinal direction FRP muscle department.
The other technical scheme of the invention is as follows: according to the construction method of the rammed earth wall based on the FRP ribs, the rammed earth wall body is rammed for multiple times to form a hierarchical structure, and in the ramming process, one layer of FRP rib component is arranged after one layer of wall body is tamped, so that the process is circulated until the ramming of the whole wall is completed.
Compared with the prior art, the invention has the following beneficial effects: the rammed earth wall based on the FRP ribs has the advantages of simple construction process, strong operability, high construction safety, convenient material taking and low manufacturing cost, and the FRP ribs and rammed earth are integrated and work cooperatively, so that the integrity of the wall body is enhanced, the shearing resistance and the compressive strength of the wall body are improved, and the integrity and the shock resistance of a rammed earth building are further improved.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to specific embodiments and accompanying drawings.
Drawings
FIG. 1 is a schematic view of a FRP rib structure in a first embodiment of the invention;
FIG. 2 is a cross-sectional view of a rammed earth wall according to one embodiment of the present invention;
FIG. 3 is a schematic structural view of an FRP rib member in a second embodiment of the invention;
FIG. 4 is a cross-sectional view of a rammed earth wall of a second embodiment of the present invention;
the reference numbers in the figures illustrate: 1-latitudinal FRP rib, 2-longitudinal FRP rib, 3-rammed earth wall and 4-FRP rib.
Detailed Description
The first embodiment is as follows: a rammed earth wall based on FRP ribs comprises a rammed earth wall body 3, wherein FRP rib members composed of FRP ribs are distributed between layers of the rammed earth wall body; just lay one deck FRP muscle component after ramming the certain high wall body of ramming the earth wall body and ramming the in-process and ramming the completion for this, FRP muscle and ramming the earth and integrating, collaborative work have strengthened FRP muscle component wholeness, have improved its shearing, compressive strength, effectively prevent the wall body fracture, have further improved the wholeness and the shock resistance of ramming the earth building for the rammed earth wall has intensity height and corrosion-resistant characteristics.
In this embodiment, the FRP rib member is composed of a plurality of FRP ribs 4 which are parallel to each other and are arranged at intervals along the short side direction of the rammed earth wall, and the length direction of the FRP ribs is parallel to the long side of the rammed earth wall; the rammed earth wall body is formed by ramming for many times to form a hierarchical structure, the rammed earth wall body is formed into a hierarchical structure, the rammed earth wall body is fixed in each layer of rammed earth height, the FRP rib number in each layer of FRP rib component is reasonably set according to the cross section size of the rammed earth wall body, and the selected FRP ribs have the characteristics of corrosion resistance, high tensile strength, low shear strength, small specific gravity, low elastic modulus and the like, and can overcome the defects of plant fiber decay of strips, wood frameworks and the like and steel mesh sheet corrosion.
According to the construction method of the rammed earth wall based on the FRP ribs, the rammed earth wall body is rammed for multiple times to form a hierarchical structure, in the ramming process, a layer of FRP rib component is arranged after one layer of wall body is rammed, the FRP rib component is composed of a plurality of FRP ribs which are parallel and are arranged at intervals along the short edge direction of the rammed earth wall body, and the process is repeated until the ramming of the whole wall is completed.
The rammed earth wall based on the FRP ribs is simple in structure, easy to operate, simple in construction process, strong in operability and high in construction safety; the method has the advantages of convenient material acquisition, low manufacturing cost and better economy, and improves the safety performance of the house built by the rammed earth wall under the conditions of not increasing the size of the rammed earth wall, not increasing the dead weight of the rammed earth wall and not influencing the conventional use of the rammed earth building.
Example two: the difference between the embodiment and the first embodiment lies in that the FRP rib members have different structures, in the embodiment, the FRP rib members are a mesh structure formed by interweaving a plurality of warp-wise FRP ribs 2 and weft-wise FRP ribs 1, a layer of FRP rib members is arranged after a certain height of a wall body is tamped in a tamping process of a rammed earth wall body, and the FRP ribs and rammed earth are integrated and work cooperatively to enhance the integrity of the FRP rib members, improve the shearing resistance and the compressive strength of the FRP rib members, effectively prevent the wall body from cracking, further improve the integrity and the seismic capacity of the rammed earth building, and enable the rammed earth wall to have the characteristics of high strength and corrosion resistance.
In this embodiment, each warp-wise FRP rib passes through the upper and lower portions of the same weft-wise FRP rib, and sequentially bypasses all the weft-wise FRP ribs, and the passing directions of any two adjacent warp-wise FRP ribs at the same weft-wise FRP rib are opposite; the rammed earth wall body is formed by ramming for multiple times to form a hierarchical structure, the rammed earth height of each layer is determined by the overall height of the rammed earth wall, the concrete specification of each layer of FRP rib net is reasonably set according to the cross section size of the rammed earth wall, and the selected FRP rib net has the characteristics of corrosion resistance, high tensile strength, low shear strength, small specific gravity, low elastic modulus and the like, and can overcome the defects of plant fiber decay and reinforcing mesh sheet corrosion of strips, wooden frameworks and the like.
According to the construction method of the rammed earth wall based on the FRP ribs, the rammed earth wall body is formed by ramming for multiple times to form a hierarchical structure, in the ramming process, a layer of FRP rib component is arranged after one layer of wall body is tamped, the FRP rib component is a net structure formed by interweaving and arranging a plurality of warp-direction FRP ribs and weft-direction FRP ribs, and the process is repeated until the ramming of the whole wall is completed.
The rammed earth wall based on the FRP ribs is simple in structure, easy to operate, simple in construction process, strong in operability and high in construction safety; the method has the advantages of convenient material acquisition, low cost and better economy, and improves the safety performance of the house built by the rammed earth wall under the conditions of not increasing the size of the rammed earth wall, the dead weight of the rammed earth wall and not influencing the conventional use of the rammed earth building.
Any embodiment disclosed herein above is meant to disclose, unless otherwise indicated, all numerical ranges disclosed as being preferred, and any person skilled in the art would understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Since the numerical values are too numerous to be exhaustive, some of the numerical values are disclosed in the present invention to illustrate the technical solutions of the present invention, and the above-mentioned numerical values should not be construed as limiting the scope of the present invention.
If the invention discloses or relates to parts or structures which are fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, terms used in any technical solutions disclosed in the present invention to indicate positional relationships or shapes include approximate, similar or approximate states or shapes unless otherwise stated.
Any part provided by the invention can be assembled by a plurality of independent components or can be manufactured by an integral forming process.
Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (5)
1. The utility model provides a rammed earth wall based on FRP muscle which characterized in that: the rammed earth wall comprises a rammed earth wall body, wherein FRP rib members composed of FRP ribs are arranged between layers of the rammed earth wall body.
2. The FRP tendon-based rammed earth wall of claim 1, wherein: the FRP rib component is composed of a plurality of FRP ribs which are parallel and are arranged at intervals along the direction of the short edge of the rammed earth wall body, and the length direction of the FRP ribs is parallel to the long edge of the rammed earth wall body.
3. The FRP tendon-based rammed earth wall of claim 1, wherein: the FRP rib component is a net structure formed by interweaving and arranging a plurality of warp-wise FRP ribs and weft-wise FRP ribs.
4. The FRP tendon-based rammed earth wall of claim 3, wherein: every warp direction FRP muscle is walked around all latitudinal direction FRP muscle in proper order from top to bottom to two arbitrary adjacent warp direction FRP muscle are opposite at the direction of walking of same latitudinal direction FRP muscle department.
5. The method for constructing the rammed earth wall based on the FRP ribs as claimed in claim 1, wherein: the rammed earth wall body is formed by ramming for many times to form a hierarchical structure, and in the ramming process, a layer of FRP rib component is arranged after each layer of wall body is tamped, so that the process is circulated until the ramming of the whole wall is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010507019.0A CN111549941A (en) | 2020-06-05 | 2020-06-05 | Rammed earth wall based on FRP (fiber reinforced plastic) ribs and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010507019.0A CN111549941A (en) | 2020-06-05 | 2020-06-05 | Rammed earth wall based on FRP (fiber reinforced plastic) ribs and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111549941A true CN111549941A (en) | 2020-08-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010507019.0A Pending CN111549941A (en) | 2020-06-05 | 2020-06-05 | Rammed earth wall based on FRP (fiber reinforced plastic) ribs and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111549941A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100122737A (en) * | 2009-05-13 | 2010-11-23 | 대한민국 (관리부서:국립문화재연구소) | Equipment for decoration of rammed earth for wall finish |
| CN104895224A (en) * | 2015-06-30 | 2015-09-09 | 郑州大学 | Prestressed loam wall and construction process thereof |
| CN105696733A (en) * | 2016-04-11 | 2016-06-22 | 天津城建大学 | Rammed earth wall with precast concrete constructional columns |
| CN109868917A (en) * | 2017-12-04 | 2019-06-11 | 天津城建大学 | A kind of precast concrete construction column loam wall that horizontal tension rib is set |
| CN213509081U (en) * | 2020-06-05 | 2021-06-22 | 福州大学 | Rammed earth wall based on FRP (fiber reinforced plastic) ribs |
-
2020
- 2020-06-05 CN CN202010507019.0A patent/CN111549941A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100122737A (en) * | 2009-05-13 | 2010-11-23 | 대한민국 (관리부서:국립문화재연구소) | Equipment for decoration of rammed earth for wall finish |
| CN104895224A (en) * | 2015-06-30 | 2015-09-09 | 郑州大学 | Prestressed loam wall and construction process thereof |
| CN105696733A (en) * | 2016-04-11 | 2016-06-22 | 天津城建大学 | Rammed earth wall with precast concrete constructional columns |
| CN109868917A (en) * | 2017-12-04 | 2019-06-11 | 天津城建大学 | A kind of precast concrete construction column loam wall that horizontal tension rib is set |
| CN213509081U (en) * | 2020-06-05 | 2021-06-22 | 福州大学 | Rammed earth wall based on FRP (fiber reinforced plastic) ribs |
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