CN107363956B - The construction technology of the modified quick growth poplar wood of steel plate - Google Patents
The construction technology of the modified quick growth poplar wood of steel plate Download PDFInfo
- Publication number
- CN107363956B CN107363956B CN201710805570.1A CN201710805570A CN107363956B CN 107363956 B CN107363956 B CN 107363956B CN 201710805570 A CN201710805570 A CN 201710805570A CN 107363956 B CN107363956 B CN 107363956B
- Authority
- CN
- China
- Prior art keywords
- plate
- steel plate
- quick growth
- modified
- poplar wood
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M1/00—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching
- B27M1/08—Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching by multi-step processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/0207—Pretreatment of wood before impregnation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/0271—Vapour phase impregnation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/08—Impregnating by pressure, e.g. vacuum impregnation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/34—Organic impregnating agents
- B27K3/50—Mixtures of different organic impregnating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/0085—Thermal treatments, i.e. involving chemical modification of wood at temperatures well over 100°C
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/04—Combined bleaching or impregnating and drying of wood
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention belongs to fast growing wood technical field of modification more particularly to a kind of construction technologies of the modified quick growth poplar wood of steel plate.Including following effective procedure: a, selection；B, it cuts；C, depths is managed；D, it dries；E, heat modification；F, it dries；G, it cuts；H, configuration structure glue；I, it impregnates；J, it combines；K, it conserves.Compared with prior art, the advantages and positive effects of the present invention are, the present invention provides a kind of construction technologies of the modified quick growth poplar wood of steel plate, processing is modified to the methods of quick growth poplar wood processing, bonding, maintenance, precompressed, post-processing by steel plate, structure glue and a series of construction technologies, and then the mechanical properties such as compression strength, elasticity modulus, deformation rate, anti-seismic performance for changing quick growth poplar wood, it is allowed to meet the requirement of building structural element (column, beam, plate, wall).
Description
Technical field
The invention belongs to fast growing wood technical field of modification, it is related to quick growth poplar wood modification more particularly to a kind of steel plate is modified
The construction technology of quick growth poplar wood.
Background technique
Timber and wood materials are not only widely used in daily life as the important resources of production in social and economic construction
In every field, be also widely used for the industrial circles such as traffic, building and space flight.With in world wide, the forest reserves are increasingly
Shortage, especially precious timber quantity increasingly fall sharply, and a large amount of fast growing tree is widely cultivated in recent years.Fast growing tree has
The advantages that material time is short, yield is high, but since its growth year is shorter, such as: general artificial quick growth poplar wood become a useful person the time be 5~
6 years, thus most of fast growing tree have low density, wooden soft, physical mechanics intensity difference, moisture content high and be unevenly distributed and
It is also easy to produce the defects of dry-shrinkage deformed, to limit the use scope of fast growing tree kind, usually artificial fast-growing woods is mostly used next life
Production paper pulp, the low economic value added product such as throwaway chopsticks, and in high added value manufacture field using less.
As country promulgates that relevant policies carry out green building, fabricated construction energetically, and hereof it should be particularly mentioned that closing
In the timber structure prefabricated construction the problem of.But nowadays the development of timber structure is because natural timber is forbidden felling and being limited
System.Most of artificial material is but because its poor application range of mechanical property is restricted.Quick growth poplar wood itself has that texture is straight, Yi Jia
The features such as work, growth are fastly, environmental suitability is strong, and there are the advantages such as environmental protection, beauty, and there is extensive planting matrix in China
Plinth.But quick growth poplar wood is since its mechanical property is lower, the features such as corrosion resistance difference and big unstability, never applies
In building structure.Currently, how quick growth poplar wood to be applied in building structural element by the way that steel plate is modified, it is widened using model
The research enclosed is less.
Summary of the invention
The present invention for it is above-mentioned by quick growth poplar wood be applied to building structural element in the presence of the technical issues of, propose one
Kind designs the construction technology of high, the resistance to modified quick growth poplar wood of rotten steel plate of reasonable, simple process, easy to process and physical strength.
In order to achieve the above object, the technical solution adopted by the present invention is that the present invention provides a kind of modified Fast growth poplar of steel plate
The construction technology of wood, including following effective procedure:
A, selection: logical straight, the tree-walk 20cm of quick growth poplar wood trunk or so log is chosen, and is put in shady place placement；
B, it cuts: the quick growth poplar wood chosen is cut into the plate with a thickness of 10mm, reject the plate for being unsatisfactory for requiring, place
Managing plate length and width is size needed for component；
C, depths is managed: the plate handled well being carried out deep processing processing, does groove processing in plate surface；
D, dry: by deep processing, treated that plate is put in that shady place is dried 3-5 days or using dryer at 65 DEG C -85 DEG C
Effect is lower to dry 8h or more；
E, heat modification: the plate after will be processed is put in nitrogen chamber, and nitrogen at elevated temperature room temperature is to 180 DEG C~260 DEG C
Heat modification processing is done to plate；
F, it dries: by heat modification treated plate drying box more than 105 DEG C of drying for 24 hours, carrying out water ratio test
Test controls moisture content between 9~15%, spare；
G, it cuts: steel plate of corresponding size is cut according to the size of plate upper groove, it is spare；
H, configuration structure glue: the structure glue includes the carbon cloth glue for impregnating poplar and the steel plate for being bonded steel plate
Glue, the carbon cloth glue include two groups of important components of A, B, wherein A group is modified epoxy, and B group is the modified phenolic aldehyde of ethylenediamine
Two component of A, B is uniformly mixed by the intermixture of ammonia curing agent and aromatic amine curing agent according to mass ratio A:B=3:1, spare；Institute
Stating steel plate glue includes two groups of important components of C, B, wherein and C group is acrylic modified epoxy resin, according to mass ratio C:B=3:1,
Two component of C, B is uniformly mixed, it is spare；
I, it impregnates: the plate after drying is put into vacuum impregnation tank, configured carbon cloth glue is added, control Vaccum Permeating
Stain tank is 1MPa, controls 75 DEG C of temperature, impregnates 3h；
J, it combines: the plate after dipping being taken out, the carbon cloth glue of plate surface is quickly scraped off, will be cut in g step
Steel plate be quickly coated in the groove of plate by steel plate glue, and separately take one block of plate, make its corresponding groove covering
On the steel plate, groove and steel plate between two plates is made to cooperatively form an entirety, and so on, combine required thickness
Degree；
K, it conserves: by the plate mold combined by plate compact, controlling temperature at 40~50 DEG C, curing time 1
~2 weeks time to get arrive required finished product.
Preferably, the groove is arranged along the longitudinal direction interval of plate in the step c.
Preferably, the groove is arranged along the short side direction interleaved of plate in the step c.
Preferably, three column are at least arranged along plate short side direction for the groove in the step c.
Preferably, the plate after processing first is put in nitrogen chamber, then nitrogen at elevated temperature in the step e
Room temperature starts to inject nitrogen to 140 DEG C, controls temperature at 180 DEG C~260 DEG C, keeps the temperature 2h, is then shut off nitrogen injection, closes
Temperature control is closed to take out plate after placement makes nitrogen room temperature be down to 40 DEG C.
Preferably, phenolic aldehyde ammonia curing agent and aromatic amine curing agent that the B component ethylenediamine is modified are according to mass ratio 1:2
~5 ratio mixing.
Preferably, plate is put into vacuum impregnation tank first in the i step, then with vacuum pump by vacuum
Impregnating autoclave is pumped into -0.2MPa vacuum, then turns on imported valve, and carbon cloth glue is pressed into vacuum impregnation tank using atmospheric pressure
It is interior, after carbon cloth glue submerges plate, vacuum impregnation tank is transferred to 1MPa, controls 75 DEG C of temperature, impregnates 3h.
Compared with prior art, the advantages and positive effects of the present invention are:
The present invention provides a kind of construction technology of the modified quick growth poplar wood of steel plate, pass through steel plate, structure glue and a series of
Construction technology is modified processing to the methods of quick growth poplar wood processing, bonding, maintenance, precompressed, post-processing, and then changes Fast growth poplar
The mechanical properties such as compression strength, elasticity modulus, deformation rate, anti-seismic performance of wood, be allowed to meet building structural element (column, beam,
Plate, wall) requirement.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for ability
For the those of ordinary skill of domain, without any creative labor, it can also be obtained according to these attached drawings others
Attached drawing.
Fig. 1 is the structural schematic diagram for the plate deep processing that embodiment 1 provides；
Fig. 2 is the sectional view for the finished product that embodiment 1 provides；
Fig. 3 is the structural schematic diagram for the plate deep processing that embodiment 2 provides；
In above each figure, 1, plate；2, groove；3, steel plate.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawings and examples
The present invention will be further described.It should be noted that in the absence of conflict, in embodiments herein and embodiment
Feature can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other modes described herein are different from, therefore, the present invention is not limited to the specific of specification is described below
The limitation of embodiment.
Embodiment 1, as shown in Figure 1 and Figure 2, the present embodiment provides a kind of construction technologies of the modified quick growth poplar wood of steel plate, including
Following effective procedure:
Firstly, selection, it is contemplated that modified quick growth poplar wood provided by the present embodiment be for building in, therefore in this implementation
In, the selection of material also functions to vital effect to the intensity of later period finished product, firstly, choose quick growth poplar wood trunk it is logical straight,
Tree-walk 20cm or so log, and it is put in shady place placement, it selects trunk to lead to straight poplar and mainly considers that trunk leads to straight poplar
It wants more convenient in processing to wood, and tree-walk 20cm or so log is selected to be mainly in view of needed for the present embodiment construction, and places
Shady place setting, primarily to avoiding being exposed to the sun, causes the cracking of poplar, influences its intensity.
Then, the quick growth poplar wood chosen is cut into the plate 1 with a thickness of 10mm, rejects the plate for being unsatisfactory for requiring, place
Managing plate length and width is size needed for component, and in the present embodiment, the length 2400mm needed to configure, width is the plate of 140mm,
If the length and width of plate is unable to reach corresponding size, the size of required plate can be obtained by way of bonding, glued
Become the existing common means of fast-growing plate, therefore in the present embodiment, without detailed description.By the plate 1 handled well into
Row deep processing processing is done groove 2 on 1 surface of plate and is arranged, and in the present embodiment, groove 2 is set along 1 longitudinal direction interval of plate
It sets, i.e., the structure setting of timber, groove, timber is formed on plate, in order to further increase the intensity after finished product, in this reality
It applies in example, groove 2 is staggered along 1 short side direction of plate, i.e., forms criss-cross layout in 1 upper groove 2 of plate, each recessed
All wrapped up by plate around slot 2, the groove between adjacent two plates be it is symmetrically arranged, placed in groove 2 in this way
Steel plate 3 allows for the effect that the steel plate 3 in groove 2 forms key, increases the intensity of finished product.
In order to further increase the intensity of finished product, three column, such setting, energy are at least arranged along plate short side direction for groove
Enough increase staggeredly area of the groove on plate, and then increase integral strength, in the present embodiment, is provided with three column altogether.
The intensity of plate in order to further increase removes the moisture of plate, and by deep processing, treated that plate is put in cool place
Place dries 3~5 days or dries 8h or more under 65 DEG C~85 DEG C effects using dryer, carries out except water process, the mesh done so
, so that moisture is slowly evaporated from plate, moisture is avoided quickly to be lost, causes the cracking of plate.
Then, the plate after will be processed is put in nitrogen chamber, and nitrogen at elevated temperature room temperature is to 180 DEG C~260 DEG C to plate
Material does heat modification processing, and content of cellulose is about the 40%~50% of lignocellulose raw material in poplar, and cellulose is D-Glucose
The chain-like macromolecule compound that β-Isosorbide-5-Nitrae glycosidic bond links up, the degree of polymerization of cellulose are wooden from hundreds to thousands even 10,000 or more
Content of cellulose and property in material cell wall are the important factor in order of Wood mechanical property, and hemicellulose is the same as cellulose one
Sample is polysaccharide, but the not uniform glycan of hemicellulose, the composition of a variety of complex plycans, and general hemicellulose gathers
Right is 200 to 300, and the arrangement of hemicellulose is more loose, can form crystal region unit, have in hemicellulose structure more
Hydrophilic group key (predominantly hydroxyl and carbonyl), therefore there is biggish shadow to the bulking performance equidimension stability of wood cell wall
It rings, hemicellulose is as the adhesive in wood components, amorphous in usual hemicellulose compared with the hydroxyl in cellulose
Contain a large amount of hydroxyl in area, these hydroxyl thermal stability are poor, are easy to decompose at high temperature, increase the toughness of timber, right
The viscoplasticity of timber has important influence, in order to improve the intensity of plate, in the present embodiment, first carries out hot place to timber
Reason, specifically, the plate after processing are put in nitrogen chamber, and then nitrogen at elevated temperature room temperature starts to inject to 140 DEG C
Nitrogen controls temperature at 180 DEG C~260 DEG C, keeps the temperature 2h, is then shut off nitrogen injection, closing temperature control, and placement makes nitrogen chamber
After temperature is down to 40 DEG C, plate is taken out, the heat treatment procedure of plate can be completed, heat treatment procedure effectively raises plate
Toughness, and then improve its intensity.
In order to further remove moisture, in the present embodiment, heat modification treated plate drying box is dried at 105 DEG C
It does more than for 24 hours, carries out water ratio test test, control moisture content between 9~15%, it is spare, if the water content mistake of timber
Therefore height has to the water content for controlling timber in the presence of very big influence to its later strength, in the present embodiment, control
Moisture content, certainly can be with 9~15% 12%.
In order to further enhance its intensity, in the present embodiment, cut according to the size of plate upper groove corresponding big
Small steel plate, in the present embodiment, tension, shearing resistance and seismic hardening of the steel plate for plate, the cooperation of steel plate and quick growth poplar wood,
Effectively raise poplar finished product it is integral after intensity, so that it is met construction timber needs.
In order to further increase the using effect of steel plate, in the present embodiment, the corresponding structure glue of special configuration, knot are gone back
Structure glue includes the steel plate glue for the carbon cloth glue of poplar dipping and for being bonded steel plate, wherein carbon cloth glue includes two groups of weights of A, B
Want component, A group is modified epoxy, and modified epoxy provided by the present embodiment includes 90 parts of epoxy by mass fraction
Resin, 16.2 parts of carboxylic acrylonitrile butadiene rubber latexes, 6 parts of polyacrylic ester latexs, 7 parts of silica flours, 1.3 parts of alumina silicate, 2.5 portions of anti-settling agents,
35 parts of polyamide curing agents and 1.1 parts of gamma-aminopropyl-triethoxy-silanes are made；Specific processing method is by carboxylic acrylonitrile butadiene rubber latex
After demulsification, it is dried for standby；After polyacrylic ester latex is demulsified, it is dried for standby；Carboxylic acrylonitrile butadiene rubber latex after drying is added to
In epoxy resin, 2h is reacted under conditions of temperature is 120 DEG C, the polyacrylic ester latex and γ-ammonia after sequentially adding drying
Propyl-triethoxysilicane reacts 1h under conditions of temperature is 120 DEG C, obtains under room temperature as the ring for the thick liquid that can be trickled
Oxygen resin；Anti-settling agent, alumina silicate and silica flour are finally sequentially added in the epoxy resin of thick liquid, after stirring 40min, i.e.,
Obtain A group component modified epoxy resin.
B group is the intermixture of ethylenediamine modified phenolic aldehyde ammonia curing agent and aromatic amine curing agent, specifically, B component second
The modified phenolic aldehyde ammonia curing agent of diamines and aromatic amine curing agent are mixed according to the ratio of mass ratio 1:2~5, in the present embodiment
In, it matching as 1:2, the amount of aromatic amine curing agent mainly needs to be arranged according to FUTURE ENVIRONMENT, for example, the weather in the north, according to
1:2, the weather of the moist more heat in south, will reach 1:5, wherein ethylenediamine modified phenolic aldehyde ammonia curing agent and fragrance
Amine hardener is provided by celebrating Da Feng engineering technology Co., Ltd, then, according to the ratio of mass ratio A:B=3:1, by A, B two
Component is uniformly mixed, spare.
Steel plate glue includes two groups of important components of C, B, and B component is consistent with the B component of carbon cloth glue, and C group is acrylic acid modified ring
Oxygen resin, acrylic modified epoxy resin provided by the present embodiment take 30 parts of Bisphenol F diglycidyl ether, first by mass fraction
5 parts of base methyl acrylate, 5 parts of ethyl methacrylate, 6 parts of methacrylic acid, 4 parts of styrene, 1 part of lauryl methacrylate
After being mixed, under protective gas atmosphere under 90 DEG C of oil bath temperatures, the BPO promotor of 0.5 mass fraction of addition is reacted,
Terminate the epoxy resin and acrylic copolymer to get graft polymerization to exothermic heat of reaction, then, in the asphalt mixtures modified by epoxy resin to graft polymerization
In rouge and acrylic copolymer add partial size be 800~1000 mesh 5 parts of coarse whiting, partial size be 800~5000 4 parts of kaolin,
Partial size is 10 parts of active light calcium of 2000~8000, and thick liquid is obtained after being uniformly mixed, and as C component acrylic is modified
Then epoxy resin according to mass ratio C:B=3:1, two component of C, B is uniformly mixed, spare.
Then, the plate after drying is put into vacuum impregnation tank, configured carbon cloth glue is added, control vacuum impregnation
Tank is 1MPa, controls 75 DEG C of temperature, impregnates 3h, controls 75 DEG C of temperature primarily to prepared carbon cloth is avoided to be gelled admittedly, and
The mode impregnated is selected, being primarily due to quick growth poplar wood is a kind of porous capillary materials, by various permanent tubular unit (skilful hairs
Tubule) and a kind of composite capillary system for being connected with each other of instantaneous tubulose unit (microcapillary), so timber has one
Fixed permeability, vacuum impregnation are exactly to utilize this feature, and by physics mode, a certain amount of carbon cloth glue is impregnated into timber
Portion, improve the performances such as density of wood, physical mechanics intensity, heat resistance and antiseptic fire-retardation by filling is in the present embodiment
Reach vacuum-impregnated purpose, first plate is put into vacuum impregnation tank, be then pumped into vacuum impregnation tank with vacuum pump-
0.2MPa vacuum, then turns on imported valve, and carbon cloth glue is pressed into vacuum impregnation tank using atmospheric pressure, soaks to carbon cloth glue
After not having plate, vacuum impregnation tank is transferred to 1MPa, controls 75 DEG C of temperature, impregnates 3h, in the present embodiment, selects the conduct of carbon cloth glue
It is preferable relative to the mobility of steel plate glue that dipping glue is mainly in view of carbon cloth glue, and for carbon cloth glue, steel plate glue is more viscous
It is thicker.
Plate 1 after dipping is taken out, the carbon cloth glue on 1 surface of plate is quickly scraped off, the steel plate 3 cut is passed through into steel
Plate glue is quickly coated in the groove 2 of plate 1, and separately takes one block of plate 1, its corresponding groove 2 is made to be sleeved on steel plate 3
On, in this way, allowing for steel plate 3 plays the role of key between two plates 1, in this way, cooperatively forming between plate 1 and steel plate 3
One entirety, and so on, required thickness is combined, in the present embodiment, is formed by stacking for 10 blocks of plates, is in certainly
Groove setting is not done in the outer surface of outermost plate.
After the glue of equal plates is slightly done, by the plate mold combined by plate compact, temperature 40~50 is controlled
DEG C, it is conserved, the time that curing time is 1~2 week to get to required finished product, when maintenance, will be combined with compaction mold
Plate compact, curing period is generally 1-2 weeks to reach design strength, (conserve 2 weeks or so, be averaged at about 40 DEG C of temperature on average
Conserved 1 week or so at about 50 DEG C of temperature), it should carry out blocking fencing lawn during maintenance, finally, finished surface is carried out place of scraping
Reason.
Experiment detection:
It in experimentation, is tested using 100TYPE3000-4Z electron pressure testing machine, experimentation is using displacement
The experimental method of load, sample dimensions are 100mm × 100mm, with a thickness of 105mm, loading velocity 2mm/min.It is loaded into most
When big load, reverse cyclic loadings 5 times, elasticity modulus is calculated, test specimen destruction is then loaded onto, tests and match steel plate under different texture direction
(3mm) modified mechanical property.
The examining report of the finished product of the construction technology of the modified quick growth poplar wood of the steel plate that 1 embodiment 1 of table provides
From the point of view of above-mentioned testing result, Modified Poplar made from the provided technique of the present embodiment fully meets existing build
Build needs.
Embodiment 2, the present embodiment provides a kind of construction technologies of the modified quick growth poplar wood of steel plate
As shown in figure 3, the difference of the construction technology of the modified quick growth poplar wood of steel plate provided by the present embodiment and embodiment 1 exists
In the setting of groove 2, it is arranged compared to provided by embodiment 1 along cottonwood plank stuff long side interval, is staggered along short side direction
Structure, groove 2 provided by the present embodiment is to be arranged through plate 1, i.e. groove 2 is only between the longitudinal direction of cottonwood plank stuff 1
Every setting, the benefit being arranged in this way, which essentially consists in, facilitates processing, due in architectural process, need various sizes of column, beam,
Plate, wall need to be added according to the needs at scene using the construction technology of the modified quick growth poplar wood of steel plate provided by embodiment 1
Work, and technical solution provided by the present embodiment can the large-scale production in factory, without the concern for required in architectural process
Size, it is only necessary to scale processing, then arrive scene on-site cutting as needed can be completed.
The examining report of the finished product of the construction technology of the modified quick growth poplar wood of the steel plate that 2 embodiment 2 of table provides
By the experiment detection to embodiment 1 and embodiment 2, find technical solution provided by embodiment 1 in items
Can on show it is better than embodiment 2, but performance provided by embodiment 2 be also fully able to meet building needs.
The above described is only a preferred embodiment of the present invention, being not that the invention has other forms of limitations, appoint
What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc.
It imitates embodiment and is applied to other fields, but without departing from the technical solutions of the present invention, according to the technical essence of the invention
Any simple modification, equivalent variations and remodeling to the above embodiments, still fall within the protection scope of technical solution of the present invention.
Claims (7)
1. a kind of construction technology of the modified quick growth poplar wood of steel plate, which is characterized in that including following effective procedure:
A, selection: logical straight, the tree-walk 20cm of quick growth poplar wood trunk or so log is chosen, and is put in shady place placement；
B, it cuts: the quick growth poplar wood chosen being cut into the plate with a thickness of 10mm, rejects the plate for being unsatisfactory for requiring, processing board
Length and width is size needed for component；
C, depths is managed: the plate handled well being carried out deep processing processing, does groove processing in plate surface；
D, dry: by deep processing, treated that plate is put in that shady place is dried 3-5 days or using dryer in 65 DEG C of -85 DEG C of effects
Lower drying 8h or more；
E, heat modification: the plate after will be processed is put in nitrogen chamber, and nitrogen at elevated temperature room temperature is to 180 DEG C~260 DEG C to plate
Material does heat modification processing；
F, it dries: by heat modification treated plate drying box more than 105 DEG C of drying for 24 hours, carrying out water ratio test test,
Moisture content is controlled between 9~15%, it is spare；
G, it cuts: steel plate of corresponding size is cut according to the size of plate upper groove, it is spare；
H, configuration structure glue: the structure glue includes the carbon cloth glue for impregnating poplar and the steel plate glue for being bonded steel plate,
The carbon cloth glue includes two groups of important components of A, B, wherein A group is modified epoxy, and B group is the modified phenolic aldehyde ammonia of ethylenediamine
Two component of A, B is uniformly mixed by the intermixture of curing agent and aromatic amine curing agent according to mass ratio A:B=3:1, spare；It is described
Steel plate glue includes two groups of important components of C, B, wherein C group is acrylic modified epoxy resin, will according to mass ratio C:B=3:1
C, two component of B is uniformly mixed, spare；
I, it impregnates: the plate after drying is put into vacuum impregnation tank, configured carbon cloth glue is added, control vacuum impregnation tank
For 1MPa, 75 DEG C of temperature are controlled, impregnates 3h；
J, it combines: the plate after dipping being taken out, the carbon cloth glue of plate surface, the steel that will be cut in g step are quickly scraped off
Plate is quickly coated in the groove of plate by steel plate glue, and separately takes one block of plate, its corresponding groove is made to be covered on steel
On plate, groove and steel plate between two plates is made to cooperatively form an entirety, and so on, combine required thickness；
K, it conserves: by the plate mold combined by plate compact, controlling temperature at 40~50 DEG C, curing time is 1~2 week
Time to get arrive required finished product.
2. the construction technology of the modified quick growth poplar wood of steel plate according to claim 1, which is characterized in that in the step c, institute
Groove is stated to be arranged along the longitudinal direction interval of plate.
3. the construction technology of the modified quick growth poplar wood of steel plate according to claim 2, which is characterized in that in the step c, institute
The short side direction interleaved that groove is stated along plate is arranged.
4. the construction technology of the modified quick growth poplar wood of steel plate according to claim 3, which is characterized in that in the step c, institute
It states groove and three column is at least set along plate short side direction.
5. the construction technology of the modified quick growth poplar wood of steel plate according to claim 4, which is characterized in that first in the step e
Plate after first will be processed is put in nitrogen chamber, and then nitrogen at elevated temperature room temperature starts to inject nitrogen, control to 140 DEG C
Temperature keeps the temperature 2h at 180 DEG C~260 DEG C, is then shut off nitrogen injection, closing temperature control, and placement is down to nitrogen room temperature
After 40 DEG C, plate is taken out.
6. the construction technology of the modified quick growth poplar wood of steel plate according to claim 5, which is characterized in that the B component second two
The modified phenolic aldehyde ammonia curing agent of amine and aromatic amine curing agent are mixed according to the ratio of mass ratio 1:2~5.
7. the construction technology of the modified quick growth poplar wood of steel plate according to claim 6, which is characterized in that first in the i step
First plate is put into vacuum impregnation tank, vacuum impregnation tank is then pumped into -0.2MPa vacuum with vacuum pump, is then turned on
Carbon cloth glue is pressed into vacuum impregnation tank by imported valve using atmospheric pressure, after carbon cloth glue submerges plate, by vacuum impregnation tank
It is transferred to 1MPa, controls 75 DEG C of temperature, impregnates 3h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710805570.1A CN107363956B (en) | 2017-09-08 | 2017-09-08 | The construction technology of the modified quick growth poplar wood of steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710805570.1A CN107363956B (en) | 2017-09-08 | 2017-09-08 | The construction technology of the modified quick growth poplar wood of steel plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107363956A CN107363956A (en) | 2017-11-21 |
| CN107363956B true CN107363956B (en) | 2019-08-06 |
Family
ID=60311322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710805570.1A Active CN107363956B (en) | 2017-09-08 | 2017-09-08 | The construction technology of the modified quick growth poplar wood of steel plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107363956B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005076B (en) * | 2019-04-21 | 2024-06-14 | 山东省轻工业设计院 | Modified fast-growing poplar bearing column for wooden building |
| CN110843066B (en) * | 2019-11-29 | 2023-09-26 | 山东建筑大学 | Construction process of cold-formed thin-wall section steel coated with fast-growing poplar high-strength beam column |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06270329A (en) * | 1993-03-23 | 1994-09-27 | Sumitomo Metal Ind Ltd | Structural and decorative building material |
| JPH0957902A (en) * | 1995-08-29 | 1997-03-04 | Sumitomo Metal Ind Ltd | Adhesive composite body |
| CN1197728A (en) * | 1997-04-28 | 1998-11-04 | 王广武 | Composite metal-wood shapes |
| CN2485114Y (en) * | 2001-07-02 | 2002-04-10 | 天津福亚实业有限公司 | Composite grooved wood floor |
| CN201702826U (en) * | 2010-04-21 | 2011-01-12 | 南京汉青竹业有限公司 | Bamboo-wood composite board with three-dimensional embedded cementing surface |
| CN102001203A (en) * | 2009-08-31 | 2011-04-06 | 株式会社大进 | Metal surface material for building and its manufacture method |
| CN102159391A (en) * | 2008-09-23 | 2011-08-17 | 芬欧汇川木业公司 | Wood-metal composite structure |
| CN103128806A (en) * | 2013-03-27 | 2013-06-05 | 乔响 | Furniture composite board |
| CN203093211U (en) * | 2012-12-24 | 2013-07-31 | 浙江业盛新型材料有限公司 | Wood composite corrosion-resistant plate |
| CN203198015U (en) * | 2013-02-06 | 2013-09-18 | 湖南大学 | Bamboo-based bearing beam engineering material |
| CN104416625A (en) * | 2013-08-29 | 2015-03-18 | 上海骏雄木业有限公司 | Aluminum alloy plate composite material and manufacturing method thereof |
| CN104493915A (en) * | 2015-01-18 | 2015-04-08 | 雷大宸 | Artificial board with steel and aluminum sheet veneers and processing method thereof |
| CN104675288A (en) * | 2015-02-26 | 2015-06-03 | 柳州林道轻型木结构制造有限公司 | Combined composite door plate |
| CN204505971U (en) * | 2015-03-19 | 2015-07-29 | 杭州富丽来装饰材料有限公司 | Composite board |
| CN204505464U (en) * | 2015-03-27 | 2015-07-29 | 中南林业科技大学 | A kind of resin-dipping poplar laminated veneer lumber |
| CN204659090U (en) * | 2015-04-22 | 2015-09-23 | 深圳市联运贸易发展有限公司 | A kind of reinforced type artificial board material |
| CN105464282A (en) * | 2014-08-10 | 2016-04-06 | 廖树汉 | Insect and ant-repellent thermal insulation and sound insulation copper glass plate composite stalk plate non-combustible at thousand DEG C |
| CN205735354U (en) * | 2016-06-24 | 2016-11-30 | 江苏树仁木业有限公司 | A kind of high-strength composite plywood |
-
2017
- 2017-09-08 CN CN201710805570.1A patent/CN107363956B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06270329A (en) * | 1993-03-23 | 1994-09-27 | Sumitomo Metal Ind Ltd | Structural and decorative building material |
| JPH0957902A (en) * | 1995-08-29 | 1997-03-04 | Sumitomo Metal Ind Ltd | Adhesive composite body |
| CN1197728A (en) * | 1997-04-28 | 1998-11-04 | 王广武 | Composite metal-wood shapes |
| CN2485114Y (en) * | 2001-07-02 | 2002-04-10 | 天津福亚实业有限公司 | Composite grooved wood floor |
| CN102159391A (en) * | 2008-09-23 | 2011-08-17 | 芬欧汇川木业公司 | Wood-metal composite structure |
| CN102001203A (en) * | 2009-08-31 | 2011-04-06 | 株式会社大进 | Metal surface material for building and its manufacture method |
| CN201702826U (en) * | 2010-04-21 | 2011-01-12 | 南京汉青竹业有限公司 | Bamboo-wood composite board with three-dimensional embedded cementing surface |
| CN203093211U (en) * | 2012-12-24 | 2013-07-31 | 浙江业盛新型材料有限公司 | Wood composite corrosion-resistant plate |
| CN203198015U (en) * | 2013-02-06 | 2013-09-18 | 湖南大学 | Bamboo-based bearing beam engineering material |
| CN103128806A (en) * | 2013-03-27 | 2013-06-05 | 乔响 | Furniture composite board |
| CN104416625A (en) * | 2013-08-29 | 2015-03-18 | 上海骏雄木业有限公司 | Aluminum alloy plate composite material and manufacturing method thereof |
| CN105464282A (en) * | 2014-08-10 | 2016-04-06 | 廖树汉 | Insect and ant-repellent thermal insulation and sound insulation copper glass plate composite stalk plate non-combustible at thousand DEG C |
| CN104493915A (en) * | 2015-01-18 | 2015-04-08 | 雷大宸 | Artificial board with steel and aluminum sheet veneers and processing method thereof |
| CN104675288A (en) * | 2015-02-26 | 2015-06-03 | 柳州林道轻型木结构制造有限公司 | Combined composite door plate |
| CN204505971U (en) * | 2015-03-19 | 2015-07-29 | 杭州富丽来装饰材料有限公司 | Composite board |
| CN204505464U (en) * | 2015-03-27 | 2015-07-29 | 中南林业科技大学 | A kind of resin-dipping poplar laminated veneer lumber |
| CN204659090U (en) * | 2015-04-22 | 2015-09-23 | 深圳市联运贸易发展有限公司 | A kind of reinforced type artificial board material |
| CN205735354U (en) * | 2016-06-24 | 2016-11-30 | 江苏树仁木业有限公司 | A kind of high-strength composite plywood |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107363956A (en) | 2017-11-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107433649B (en) | The construction technology of carbon fiber modifying quick growth poplar wood | |
| Laborel-Préneron et al. | Plant aggregates and fibers in earth construction materials: A review | |
| Nozahic et al. | Influence of sunflower aggregates surface treatments on physical properties and adhesion with a mineral binder | |
| JP6419304B2 (en) | Chemically modified wood and non-wood products and method for producing the same | |
| Su et al. | Effects of rosin treatment on hygroscopicity, dimensional stability, and pore structure of round bamboo culm | |
| CN101104286A (en) | Wood bunch recombining material and producing method thereof | |
| CN107363956B (en) | The construction technology of the modified quick growth poplar wood of steel plate | |
| CN108818834A (en) | A kind of preparation method of the laminated transparent timber of long-afterglow fluorescent | |
| CN104760102B (en) | A kind of organic imvite modified agent emulsion, its preparation method and application | |
| Ramesh et al. | Bamboo fiber reinforced concrete composites | |
| CN105835193A (en) | Wood surface minimally invasive device and wood surface treatment method | |
| CN107471343B (en) | The construction technology of the modified quick growth poplar wood of carbon fiber encased steel plate | |
| CN107363955B (en) | The construction technology of steel plate outsourcing carbon fiber modifying quick growth poplar wood | |
| CN101797762A (en) | Method for preparing amphiphobic wood/calcium carbonate composite material by biomimetic mineralization in-situ process | |
| CN106426451A (en) | Multifunctional treating method for planted fast-growing forest wood | |
| CN107322724B (en) | The control method of density gradient under Wood Across Compression | |
| CN1185086C (en) | Bamboo fibres and preparing process thereof | |
| CN103781605A (en) | Polymer impregnated bamboo | |
| CN110106990A (en) | Outsourcing quick growth poplar wood fiber high-intensity wall and preparation method thereof | |
| Hamdan et al. | Study on thermal and biodegradation resistance of tropical wood material composites | |
| CN108058254A (en) | A kind of method of poplar anoxic heat treatment impregnated melamine urea-formaldehyde resin enhancing processing | |
| Mateus de Lima et al. | Physical and Mechanical Properties of Glued Laminated Bamboo. | |
| CN211250496U (en) | Cold-formed thin-walled steel-coated fast-growing poplar high-strength beam column | |
| Chawla et al. | Use of lignocellulosic biomaterials for sustainable development of bamboo strand lumber for structural applications | |
| Zhang et al. | Bonding technology for bamboo-based fiber reinforced composites with Phyllostachys bambusoides f. shouzhu Yi |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Gao Ying Inventor after: Zhao Xiuyun Inventor after: Cao Jialin Inventor after: Huang Ying Inventor after: Li Xueling Inventor after: Wang Yushu Inventor before: Wang Yushu Inventor before: Zhao Xiuyun Inventor before: Cao Jialin Inventor before: Huang Ying Inventor before: Li Xueling |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |