CN103925774A - Drying method capable of fully exerting health care function of redwood furniture - Google Patents
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- 235000003499 redwood Nutrition 0.000 title claims abstract description 33
- 230000036541 health Effects 0.000 title claims abstract description 28
- 239000002023 wood Substances 0.000 claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 241000158728 Meliaceae Species 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
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- 244000086363 Pterocarpus indicus Species 0.000 abstract 4
- 235000009984 Pterocarpus indicus Nutrition 0.000 abstract 4
- 239000004615 ingredient Substances 0.000 abstract 3
- 208000025747 Rheumatic disease Diseases 0.000 abstract 1
- 230000000740 bleeding effect Effects 0.000 abstract 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
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- 239000000203 mixture Substances 0.000 description 10
- 241000657528 Dalbergia odorifera Species 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 235000014443 Pyrus communis Nutrition 0.000 description 5
- CDAWCLOXVUBKRW-UHFFFAOYSA-N 2-aminophenol Chemical group NC1=CC=CC=C1O CDAWCLOXVUBKRW-UHFFFAOYSA-N 0.000 description 4
- 230000000202 analgesic effect Effects 0.000 description 4
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 4
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- 230000006872 improvement Effects 0.000 description 3
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- 150000003505 terpenes Chemical class 0.000 description 3
- 235000007586 terpenes Nutrition 0.000 description 3
- 238000002560 therapeutic procedure Methods 0.000 description 3
- 239000000341 volatile oil Substances 0.000 description 3
- FQTLCLSUCSAZDY-UHFFFAOYSA-N (+) E(S) nerolidol Natural products CC(C)=CCCC(C)=CCCC(C)(O)C=C FQTLCLSUCSAZDY-UHFFFAOYSA-N 0.000 description 2
- PHOBFHQBEYNKAL-XVYDYJIPSA-N (2e,4e)-2,4-dimethylhepta-2,4-dienal Chemical group CC\C=C(/C)\C=C(/C)C=O PHOBFHQBEYNKAL-XVYDYJIPSA-N 0.000 description 2
- XCIZLAMMPDJKRZ-UHFFFAOYSA-N 4,7,7-trimethylbicyclo[4.1.0]hept-4-en-3-ol Chemical compound C1C(O)C(C)=CC2C(C)(C)C12 XCIZLAMMPDJKRZ-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- FQTLCLSUCSAZDY-ATGUSINASA-N Nerolidol Chemical compound CC(C)=CCC\C(C)=C\CC[C@](C)(O)C=C FQTLCLSUCSAZDY-ATGUSINASA-N 0.000 description 2
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 2
- 238000003965 capillary gas chromatography Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- WASNIKZYIWZQIP-AWEZNQCLSA-N nerolidol Natural products CC(=CCCC(=CCC[C@@H](O)C=C)C)C WASNIKZYIWZQIP-AWEZNQCLSA-N 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
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- -1 2-(5-methylfuran-2-yl)-propionic acid acetaldehyde Chemical compound 0.000 description 1
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- 239000004480 active ingredient Substances 0.000 description 1
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- 229960003965 antiepileptics Drugs 0.000 description 1
- 210000001772 blood platelet Anatomy 0.000 description 1
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- 201000001352 cholecystitis Diseases 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
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- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000469 ethanolic extract Substances 0.000 description 1
- 229940001501 fibrinolysin Drugs 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
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- 150000002632 lipids Chemical class 0.000 description 1
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Abstract
The invention discloses a drying method capable of fully exerting the health care function of redwood furniture. The drying method includes the steps of wood being put into a kiln, vacuum processing, preheating, drying, cooling and wood being delivered out of the kiln. The boiling point of water is lowered by decreasing the vacuum degree of the inside of a drying room, the water is made to fast evaporate and even boil under a low temperature, and wood drying is achieved accordingly; in this way, volatilization of ingredients with the health care function in rosewood can be effectively restrained under a low drying temperature, and a large number of ingredients beneficial for human body health in the rosewood can be reserved to the largest extent; when people live in a family living space decorated with the redwood furniture for a long time, the effective health care ingredients in the rosewood can relax the muscles and stimulate the blood circulation, improve sleeping, depress qi, dissipate blood stasis, stop bleeding and release pain and well prevent or treat heart diseases, high blood pressure, rheumatic waist and leg diseases, dyspepsia, colds, coughs and the like, and therefore the health care function can be truly exerted when the rosewood furniture is put into daily use.
Description
Technical field
The present invention relates to a kind of mahogany furniture, refer in particular to the new drying means proposing for real performance mahogany furniture health care.
Background technology
Most redwood timber all has special smell, Hainan Huanghua Pear is a kind of as redwood timber, in < < Compendium of Materia Medica > >, Hainan Huanghua Pear is had to following record: Hainan Huanghua Pear is relaxed the muscles and stimulate the blood circulation, the effect of hypotensive, reducing blood lipid, with the filling of Hainan Huanghua Pear wood chip, make pillow and more have the effect of relaxing the muscles and stimulate the blood circulation, Hainan Huanghua Pear wood chip wood powder, the long dalbergia wood taste that has a kind of mystery, relax the muscles and stimulate the blood circulation and improve sleep function, sending down abnormally ascending scattered silt, hemostasis analgesic therapy.Cure mainly 1:(1) control vomiting, heart peratodynia, the chest side of body stagnation of the circulation of vital energy, blood stasis pain, coronary heart diseases and angina pectoris; (2) control haematemesis, spitting of blood traumatic injury, hypertension, decoction 3-9 gram.Cure mainly 2:(1) rheumatism waist-leg disease, fall beat to become silted up pain, heart peratodynia; (2) traumatic injury; (3) indigestion; (4) cold cough.
All the time, although people know that redwood timber is with health role, but in industrialized mahogany furniture production process, generally adopt the dry redwood timber of processing of conventional kiln drying (kd), because baking temperature is higher, arid cycle is longer, therefore in dry process, the composition with health care in timber (as terpene, fragrant same clan organic compound) has been evaporated together with water major part, cause current redwood timber to be difficult to give full play to its health care, and just as the timber of mahogany furniture, use.
The health-care effect that how can really bring into play redwood timber is the applicant's purpose just.Through applicant, investigate for many years, the dry of redwood is the key point of really bringing into play its health care.
Summary of the invention
The object of the invention is to overcome the deficiency of existing mahogany furniture dry technology, proposed a kind of drying means that can give full play to mahogany furniture health care.
Can give full play to a drying means for mahogany furniture health care, its step is as follows:
(1), timber loading of kiln: redwood timber to be dried is packed in vacuum high-frequency dry kiln;
(2), vacuum stages: at normal temperatures dry kiln is vacuumized, its vacuum is 6 to 9 kPa, and makes timber place 1.5 to 3h in kiln;
(3), warm-up phase: while making dry kiln temperature between 35 to 45 ℃, with radio-frequency preheating redwood timber, preheating time 4 is to 6h;
(4), drying stage: temperature between 30 to 40 ℃ time, with high-frequency heating redwood timber, makes the average moisture content after the drying of wood reach 8-12%;
(5), temperature-fall period: stop high-frequency heating, and allow timber naturally cooling 7 to 9h under the vacuum of 4-6kPa;
(6), timber kiln discharge: allow dry kiln recover normal pressure, then unload timber in dry kiln;
Described high frequency frequency is 4～27.2MHz.
In to the improvement project of the above-mentioned drying means that can give full play to mahogany furniture health care, described high frequency frequency is 6.7,13.56 or 27.12MHz.
In to the improvement project of the above-mentioned drying means that can give full play to mahogany furniture health care, in described vacuum stages, its vacuum is 7.4kPa, and be 2h standing time; At described warm-up phase, preheat temperature is 40 ℃, and the time is 5h; At described drying stage, baking temperature is 35 ℃; At described temperature-fall period, its vacuum is 5.0kPa, and be 8h natural cool time.
Compared with prior art, the invention has the beneficial effects as follows: because it adopts vacuum high-frequency cold drying, by the vacuum in reduction hothouse, reduced the boiling point of water, at lower temperature, make moisture rapid evaporation even seethe with excitement, realize on this basis the drying of wood, this volatilization in redwood timber can effectively suppress dry run under lower baking temperature in health care composition, and then under guaranteeing the prerequisite that Water In Wood removes, retained to greatest extent the healthy composition that is beneficial to man in a large number in redwood timber, therefore vacuum high-frequency low temperature drying method of the present invention is at the natural health composition that ensures that mahogany furniture can effective guarantee redwood timber under quick and high-quality dry prerequisite with material has, hang up one's hat like this in the family life space of decorating at mahogany furniture, effective health-care components in redwood timber can make people relax the muscles and stimulate the blood circulation, improve sleep, sending down abnormally ascending scattered silt, hemostasis analgesic therapy, for heart disease, hypertension, rheumatism waist-leg disease, indigestion and cold cough etc. have good prevention and therapeutic action, thereby really bring into play the health care when routine use mahogany furniture.
Below in conjunction with the specific embodiment, the present invention is described in further detail:
[specific embodiment]
During due to conventional kiln drying (kd) redwood timber, its baking temperature is higher, and arid cycle is longer, and therefore in dry process, the composition major part with health care in timber evaporates together with moisture, and then has affected the health care of redwood.And the present invention is in order to give full play to mahogany furniture health care, its drying means and step thereof are as follows:
(1) timber loading of kiln: redwood timber to be dried is neatly packed between the pole plate of vacuum high-frequency dry kiln;
(2) vacuum stages: at normal temperatures dry kiln is vacuumized, its vacuum is 6 to 9 kPa, and make timber in kiln, place 1.5 to 3h;
(3) warm-up phase: while making dry kiln temperature between 35 to 45 ℃, adopt radio-frequency preheating redwood timber, preheating time 2 is to 4h;
(4) drying stage: temperature, between 30 to 40 ℃, with high-frequency heating redwood timber, makes the average moisture content of timber proper when 8-12% after being dried.Drying stage temperature is conventionally slightly low than warm-up phase, its objective is that reduction water evaporation boiling point suppresses moisture boiling, thereby reduces effective health-care components in the redwood timber of taking away because of steam boiling.
The time of drying stage generally 6 to 14h, for example, certainly because of timber varieties of trees, thickness and just moisture content is different:
The Burma padauk of thickness 15mm, first moisture content 45%: need 8 drying time to 10h;
The toe yellow wingceltis of thickness 15mm, first moisture content 50%: need 12 drying time to 14h;
(5) temperature-fall period: stop high-frequency heating, and allow timber naturally cooling 3 to 5h under the vacuum of 4-6kPa;
(6) timber kiln discharge: allow dry kiln recover normal pressure, then unload timber in dry kiln, completed the dry of redwood timber.
In the present invention, high frequency frequency is 4～27.2MHz.For the frequency electromagnetic waves avoiding leaking forms and hinders radio communication etc., generally use 6.7,13.56,27.12MHz, that the most frequently used be 13.56MHz, the timber larger for cross dimensions heats multiplex 6.7MHz.
By above-mentioned several drying stages, can make redwood timber after entering vacuum dry kiln, from environmental pressure, internal temperature, the aspects such as pressure are strictly controlled, moisture in timber can be evaporated rapidly at lower temperature, and water saturation vapour pressure declines under vacuum condition, moisture spins off from timber with the form of water vapour, effective health-care components in redwood is because of the lower difficult evaporation of temperature, be retained in to greatest extent in timber, this redwood raw material Hepplewhite of vacuum high-frequency low temperature drying that utilizes can fully retain original natural active ingredient in redwood, while hanging up one's hat like this in the family life space of mahogany furniture decoration, effective health-care components in redwood timber can make people relax the muscles and stimulate the blood circulation, improve sleep, sending down abnormally ascending scattered silt, hemostasis analgesic therapy, for heart disease, hypertension, rheumatism waist-leg disease, indigestion and cold cough etc. have good prevention and therapeutic action, thereby really bring into play the health care when routine use mahogany furniture.
Preferably, in described vacuum stages, its vacuum is 7.4kPa, and be 2h standing time; At described warm-up phase, preheat temperature is 40 ℃, and the time is 3h; At described drying stage, baking temperature is 35 ℃; At described temperature-fall period, its vacuum is 5.0kPa, and be 4h natural cool time.
Dalbergia odorifera timber take below as example, this drying means and drying means desiccated wood in the past contrasted:
Dalbergia odorifera timber volatile oil can obviously suppress thrombosis, improves the level of blood platelet CAMP, and Plasma Fibrinolysin Activities is had to remarkable facilitation; Dalbergia odorifera timber ethanol extract can be to anticonvulsant generation, the length of one's sleep of significant prolongation yellow Jackets, has obvious analgesic activity.On modern Chinese medicine book, dalbergia odorifera timber is included into qi-regulating drug class, thinks that it has regulating qi to dissipate blood stasis effect, can treat digestive system illness, take the flank distending pain, n and V of chronic cholecystitis as main.Modern times are for the treatment to cardiovascular and cerebrovascular diseases to the development of its purposes maximum.Dalbergia odorifera timber has the microcirculatory effect of improvement, significantly increases coronary flow, reducing heart rate, and can reduce Plasma Viscosity, and reduce blood fat, reduce platelet aggregation, anticoagulation.These health cares derive from volatilizable active chemical with medical functions, and in conventional drying, loss is very large.
The dalbergia odorifera timber volatile oil yield of this seasoning processing can reach 1.98%.With GC-MS (GC-MS), identify 21 kinds of chemical compositions, its main component is 2-amino-phenol (27.43%), nerolidol (24.83%), (E)-2-carene-4-ol (24.65%), 2-(5-methyl-furans) propionic aldehyde (7.38%) and 1,1-dimethyl-2-(2-methyl-2-acrylic)-cyclopropane (4.67%).Through capillary gas chromatography, isolate 29 components, confirmed altogether 24 kinds of compositions wherein, accounted for 96.9% of total oil mass, its main component is 2,4 dimethyl-2,4-heptadienal, 3,7,11-trimethyl-1,6,10-12 carbon triolefin-3-alcohol, 2-carene-4-ol, 2-(5-methylfuran-2-yl)-propionic acid acetaldehyde, trans-2-methyl-5-(1-methyl ethylene)-2-cyclohexene-1-alcohol etc., mostly be terpene or terpene containing oxygen derivative, has aroma.
The dalbergia odorifera timber volatile oil yield of conventional drying method processing can reach 0.98%.With GC-MS (GC-MS), identify 11 kinds of chemical compositions, its main component is 2-amino-phenol (17.43%), nerolidol (14.83%), (E)-2-carene-4-ol (14.65%).Through capillary gas chromatography, isolate 19 components, confirmed altogether 14 kinds of compositions wherein, account for 90.9% of total oil mass, its main component is 2,4 dimethyl-2,4-heptadienal, 3,7,11-trimethyl-1,6,10-, 12 carbon triolefin-3-alcohol, 2-carene-4-ol etc.
As can be seen from above, adopt the redwood raw material of vacuum high-frequency low temperature drying, can retain the major part health care composition in timber, and slowly volatilization in the mahogany furniture of in the future producing, thereby make mahogany furniture really there is timber health-care efficacy.
Claims (3)
1. can give full play to a drying means for mahogany furniture health care, its step is as follows:
(1), timber loading of kiln: redwood timber to be dried is packed in vacuum high-frequency dry kiln;
(2), vacuum stages: at normal temperatures dry kiln is vacuumized, its vacuum is 6 to 9 kPa, and makes timber place 1.5 to 3h in kiln;
(3), warm-up phase: while making dry kiln temperature between 35 to 45 ℃, with radio-frequency preheating redwood timber, preheating time 4 is to 6h;
(4), drying stage: temperature between 30 to 40 ℃ time, with high-frequency heating redwood timber, makes the average moisture content after the drying of wood reach 8-12%;
(5), temperature-fall period: stop high-frequency heating, and allow timber naturally cooling 7 to 9h under the vacuum of 4-6kPa;
(6), timber kiln discharge: allow dry kiln recover normal pressure, then unload timber in dry kiln;
Described high frequency frequency is 4～27.2MHz.
2. the drying means that can give full play to mahogany furniture health care according to claim 1, is characterized in that, described high frequency frequency is 6.7,13.56 or 27.12MHz.
3. the drying means that can give full play to mahogany furniture health care according to claim 1 and 2, is characterized in that, in described vacuum stages, its vacuum is 7.4kPa, and be 2h standing time; At described warm-up phase, preheat temperature is 40 ℃, and the time is 5h; At described drying stage, baking temperature is 35 ℃; At described temperature-fall period, its vacuum is 5.0kPa, and be 8h natural cool time.
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Cited By (5)
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| CN105157355A (en) * | 2015-09-22 | 2015-12-16 | 东阳市尚德电器机械有限公司 | Double-station type high-frequency vacuum dryer and implementation method thereof |
| CN105904562A (en) * | 2016-05-04 | 2016-08-31 | 剑河县章氏古典家具有限公司 | Manufacturing and producing method for mahogany classical furniture |
| CN106288661A (en) * | 2016-08-15 | 2017-01-04 | 东阳市荣轩工艺品有限公司 | A kind of redwood furnace drying method |
| CN107144096A (en) * | 2017-05-11 | 2017-09-08 | 国际竹藤中心 | A kind of round bamboo wood microwave vacuum drying method |
| CN108169373A (en) * | 2017-12-22 | 2018-06-15 | 中国林业科学研究院热带林业研究所 | A kind of quick discriminating dalbergia odorifera and the gas chromatography mass spectrometry method of cochin yellow wingceltis |
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| CN105157355A (en) * | 2015-09-22 | 2015-12-16 | 东阳市尚德电器机械有限公司 | Double-station type high-frequency vacuum dryer and implementation method thereof |
| CN105904562A (en) * | 2016-05-04 | 2016-08-31 | 剑河县章氏古典家具有限公司 | Manufacturing and producing method for mahogany classical furniture |
| CN106288661A (en) * | 2016-08-15 | 2017-01-04 | 东阳市荣轩工艺品有限公司 | A kind of redwood furnace drying method |
| CN107144096A (en) * | 2017-05-11 | 2017-09-08 | 国际竹藤中心 | A kind of round bamboo wood microwave vacuum drying method |
| CN108169373A (en) * | 2017-12-22 | 2018-06-15 | 中国林业科学研究院热带林业研究所 | A kind of quick discriminating dalbergia odorifera and the gas chromatography mass spectrometry method of cochin yellow wingceltis |
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