CN207416163U - The hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction - Google Patents
The hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction Download PDFInfo
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- CN207416163U CN207416163U CN201721152922.XU CN201721152922U CN207416163U CN 207416163 U CN207416163 U CN 207416163U CN 201721152922 U CN201721152922 U CN 201721152922U CN 207416163 U CN207416163 U CN 207416163U
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Abstract
The utility model discloses a kind of hollow wooden laminated veneer lumber cylinders of imitative bamboo fibre wall construction; by making full use of fast growing wood; design hollow-core construction wood cylinder; the cylinder high-strength light; alternative large diameter log is used for ancient Wood construction; it can be of great significance with effectively save large diameter log for forest conservation；Reasonable Arrangement Wooden veneer layer and scrim cloth on this formal structure can improve 30 40% bearing capacity, and the hollow cylinder produced in this way is rational in infrastructure, superior performance.The utility model makes full use of the wide fast growing wood resource of planting range, and reconfiguration of cell the defects of overcoming in fast growing wood material itself and processing, and passes through built-in fabric cloth so that and it is wooden cylindrical into ring orientation prestress, improve bearing capacity；Compared to wood, the hollow wooden laminated veneer lumber cylinder for imitating bamboo fibre wall construction has designability, can carry out structure design according to actual use situation.
Description
Technical field
The utility model belongs to building material manufacture field, more particularly to a kind of hollow wooden laminated veneer lumber cylinder.
Background technology
In nature, biology is in order to survive and reform of nature environment, by the survival of the fittest repeatedly, existing biology,
Ingenious, the exquisiteness of function of structure, often makes us acclaiming as the acme of perfection.Light structures are exactly a classical case with material.It is existing
Many light structures have its prototype in nature, such as：The aluminium foil hexagonal honeycomb core of sandwich structure, this structure can expire
Sufficient mechanical requirements also can effectively reduce construction weight.The polymethyl methacrylate base prepared based on nacre feature is compound
Material can promote the hardness of engineering material and the height based on wood structure feature effectively with its integrated tablet deceleration onsliding limit
Bionic composite material structural slab of intensity high rigidity etc..These cases illustrate biomaterial have height optimization structure and
Superior mechanical property, such as bone, axis, honeycomb, nacre, these materials have inspired material supply section scholar and engineer
Go exploitation novel high-performance material and structure.
Bamboo fibre wall is Multi-layer hollow, is made of the alternate multilayer of thin and thick, and every layer is by smaller microfibril institute
It forms, microfibril is arranged by spiral way, and the helix angle in thick-layer is (close flat for subbundle axis for 3-10 °
Row), and helix angle is 30-90 ° in thin layer.This has high-performance extremely important in bamboo, it presents intensity, rigidity and tough
The good combination of property.Bamboo fibre wall microstructure can be simulated, establishes the bionical double helix fibre structure being made of thick, thin layer.
Laminated veneer lumber is a kind of using small diameter grade log, (can also add in veneer multilayer gluing, rift grain after rotary-cut
Face crossing) high-performance novel structural material that assembly, glue laminated form, it is many good natural excellent that it not only remains timber
Gesture, also with uniform architectural characteristic, Strength Variance is small, and allowable stress is high, considerably beyond there is section material, close to knot free timber, size
Stability is good, and the ratio of strength to weight is better than steel, and with good stability and antidetonation shock attenuation.
Microstructure of the utility model based on bamboo fibre wall, with the thick-layer of Wooden veneer layer simulation bamboo fibre wall, with fibre
Wei Bu simulates the thin layer of bamboo fibre wall, forms the hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction.
Utility model content
Purpose of utility model：The utility model is based on bamboo fibre wall construction feature, proposes a kind of imitative bamboo fibre wall construction
Hollow wooden laminated veneer lumber cylinder, the structural behaviour is excellent, available for fields such as timber buildings.
Technical solution：A kind of hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction described in the utility model,
If including the dried layer Wooden veneer layer being staggered and scrim cloth, epoxy is used between the Wooden veneer layer and scrim cloth
Resin bonding.Specifically, Wooden veneer layer is the cylindric layer of wood that Wooden veneer is formed using longitudinal direction docking spreading, and not
Stagger in order with ply connector, scrim cloth is that fiber cloth is circumferentially wound along Wooden veneer layer cylinder and formed.
During the hollow wooden laminated veneer lumber cylinder assembly of the imitative bamboo fibre wall construction, innermost layer is Wooden veneer layer,
The fiber cloth of gluing is laterally wound again, and it is close to be allowed to fitting.Fiber cloth can be basalt fiber cloth, glass fabric, carbon fibre
Tie up any one in cloth.
Advantageous effect：The utility model technology makes full use of fast growing wood, can obtain following two benefits：First, design
Hollow-core construction wood cylinder, high-strength light, alternative large diameter log are used for ancient Wood construction, can with effectively save large diameter log,
It is of great significance for forest conservation；Second is that reasonable Arrangement timber and fiber cloth, the bearing capacity of 30-40% can be improved, with this
The hollow cylinder of method production is rational in infrastructure, superior performance.The utility model makes full use of the wide fast growing wood of planting range
Resource, reconfiguration of cell the defects of overcoming in fast growing wood material itself and processing, and pass through built-in fabric cloth so that wooden
Cylinder improves bearing capacity into ring orientation prestress；Compared to wood, the hollow wooden laminated veneer lumber of imitative bamboo fibre wall construction
Cylinder has designability, can carry out structure design according to actual use situation.
Description of the drawings
Fig. 1 is the hollow wooden laminated veneer lumber cylinder schematic diagram of the imitative bamboo fibre wall construction of the utility model；
Fig. 2 is the cross-sectional view of Fig. 1.
Specific embodiment
The technical solution of the utility model is described further below in conjunction with the accompanying drawings.
Referring to Figures 1 and 2, a kind of hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction, including being staggered
If dried layer Wooden veneer layer 1 and unidirectional basalt fibre layer of cloth 2, between Wooden veneer layer 1 and unidirectional basalt fibre layer of cloth 2
Using adhering with epoxy resin.Specifically, Wooden veneer layer 1 is the cylindric layer of wood that Wooden veneer is formed using docking spreading,
And different ply connectors stagger in order, and unidirectional basalt fibre layer of cloth 2 is unidirectional basalt fiber cloth along Wooden veneer layer
Cylinder is circumferentially wound and is formed.Fiber cloth is in addition to basalt fiber cloth or glass fabric or carbon cloth.
During the hollow wooden laminated veneer lumber cylinder assembly of imitative bamboo fibre wall construction, innermost layer is Wooden veneer layer, then horizontal
To the unidirectional basalt fiber cloth of winding gluing, it is close to be allowed to fitting.The target that the specific number of plies depends primarily upon hollow cylinder is thick
Degree, can be according to using needs to be adjusted.
The preparation method of the hollow wooden laminated veneer lumber cylinder of above-mentioned imitative bamboo fibre wall construction specifically includes following steps：
(1) fast growing wood is peeled into veneer, and dried to moisture content below 12%, preferably by moisture control in 8-
Between 12%.Preferably, the veneer width range that rotary-cut obtains be 700-1500mm, length range 900-1200mm, thickness
Scope is 2.0-3.0mm.
(2) grade to obtained Wooden veneer progress mechanical stress (Machine Stress Rating, MSR) detection, tool
Body, Wooden veneer is continued through inside metriguard equipment, equipment carries out continuous non-destructive testing to veneer, draws veneer
The dynamic modulus of elasticity, the strength grade of Wooden veneer is then determined by the dynamic modulus of elasticity of measure, it is strong that selection meets target
Spend the Wooden veneer of requirement.The material that can so hold is elected, and improves bearing capacity, reduces variability.
(3) prepare a steel pipe, the thickness of steel pipe can determine according to the size of target finished product, here be diameter
The steel pipe of 200mm.Steel pipe can also use other arbitrary cylindrical tubing substitutions.One layer of processing release paper is attached in outer surface of steel tube,
Wooden veneer pilled-in selvedge is wound around into outer surface of steel tube, and keeps veneer longitudinal direction axially parallel with steel pipe, obtains first layer wood
Matter ply.In order to increase the length of ply, can successively be connected with multiple veneer end part alignings.
(4) in one face even spread epoxyn of basalt fiber cloth, then by basalt fiber cloth coated face
First layer Wooden veneer layer surface is laterally wound around, and is tensed, forms first layer basalt fibre layer of cloth.
(5) in the outer surface of first layer basalt fibre layer of cloth even spread epoxy resin again, then according to step (3)
Wooden veneer is wrapped in the outside of first layer basalt fibre layer of cloth by method, forms second layer Wooden veneer layer.Equally, according to
The method of step (4) laterally winds basalt fiber cloth again outside second layer Wooden veneer layer, and outside basalt fiber cloth
Gluing.Above step is repeated, if alternate with dried layer transverse direction basalt fibre layer of cloth if forming dried layer longitudinal direction Wooden veneer layer
The cylindrical structure of combination, and outermost one layer is Wooden veneer layer.In each layer of setting up procedure, if veneer encloses not around one
It is enough, then it is further added by partly sticking accordingly；If also extra around a circle, extra part is cropped.And due to wooden list
Plate longitudinally docks formed connector and to stagger in order between each layer Wooden veneer layer, avoids the occurrence of connector concentration, different single
The distance between flaggy connector is not less than 150mm.
(6) above-mentioned cylinder cured by 3-5 days, after health, and steel pipe is extracted out, formed hollow wooden laminated veneer lumber circle
Column.
Claims (6)
1. a kind of hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction, it is characterised in that：If including what is be staggered
Dried layer Wooden veneer layer and scrim cloth use adhering with epoxy resin between the Wooden veneer layer and scrim cloth.
2. the hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction according to claim 1, it is characterised in that：Institute
It is the cylindric layer of wood that Wooden veneer carries out spreading formation using longitudinal direction docking to state Wooden veneer layer.
3. the hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction according to claim 2, it is characterised in that：Institute
It is that fiber cloth is circumferentially wound along the Wooden veneer layer cylinder and formed to state scrim cloth.
4. the hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction according to claim 2, it is characterised in that：Institute
Wooden veneer width range is stated as 700-1500mm, length range 900-1200mm, thickness range 2.0-3.0mm.
5. the hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction according to claim 2, it is characterised in that：No
Connector with Wooden veneer layer staggers in order, and the distance between different Wooden veneer layer connectors are in more than 150mm.
6. the hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction according to claim 3, it is characterised in that：Institute
It is any one in basalt fiber cloth, glass fabric, carbon cloth to state fiber cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721152922.XU CN207416163U (en) | 2017-09-08 | 2017-09-08 | The hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721152922.XU CN207416163U (en) | 2017-09-08 | 2017-09-08 | The hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction |
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| Publication Number | Publication Date |
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| CN207416163U true CN207416163U (en) | 2018-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721152922.XU Active CN207416163U (en) | 2017-09-08 | 2017-09-08 | The hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction |
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| CN (1) | CN207416163U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433747A (en) * | 2017-09-08 | 2017-12-05 | 江苏农林职业技术学院 | Hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction and preparation method thereof |
| CN114060621A (en) * | 2021-11-26 | 2022-02-18 | 苏州正乙丙纳米环保科技有限公司 | Laminated composite environment-friendly material pipeline core material assembly module and manufacturing method |
-
2017
- 2017-09-08 CN CN201721152922.XU patent/CN207416163U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107433747A (en) * | 2017-09-08 | 2017-12-05 | 江苏农林职业技术学院 | Hollow wooden laminated veneer lumber cylinder of imitative bamboo fibre wall construction and preparation method thereof |
| CN107433747B (en) * | 2017-09-08 | 2023-10-10 | 江苏农林职业技术学院 | Hollow wood laminated veneer lumber cylinder imitating bamboo fiber wall structure and preparation method thereof |
| CN114060621A (en) * | 2021-11-26 | 2022-02-18 | 苏州正乙丙纳米环保科技有限公司 | Laminated composite environment-friendly material pipeline core material assembly module and manufacturing method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201211 Address after: 315600 no.1188 Xinghai North Road, Taoyuan Street, Ninghai County, Ningbo City, Zhejiang Province Patentee after: NINGBO ZHONGJIA LOW CARBON NEW TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. Address before: 212400 No. 19 Wenchang East Road, Jurong, Zhenjiang, Jiangsu. Patentee before: JIANGSU POLYTECHNIC College OF AGRICULTURE AND FORESTRY |
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| TR01 | Transfer of patent right |