CN1358616A - Method for speeding dry of plant raw material - Google Patents
Method for speeding dry of plant raw material Download PDFInfo
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- CN1358616A CN1358616A CN 00128246 CN00128246A CN1358616A CN 1358616 A CN1358616 A CN 1358616A CN 00128246 CN00128246 CN 00128246 CN 00128246 A CN00128246 A CN 00128246A CN 1358616 A CN1358616 A CN 1358616A
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Abstract
The method of speeding drying process of plant raw material includes the following steps: utilizing the high-temp. oil liquor to soften the colloidal matter containing in capillary channels of wood and making part of colloidal matter discharge out, at the same time vaporizing the water content containing in wood fiber, using boiling water to dissolve colloidal matter being in capillary channels of wood and discharging the dissolved colloidal matter, using normal temp. water to recondition wood; finally removing colloidal matter for surface and drying to make water content being in wood completely release out. As compared with traditional drying method it not only can save time, but also can save cost.
Description
The invention relates to a kind of method of speeding dry of plant raw material, more specifically, it mainly is the fluid softening and partly discharge that sees through high temperature with the colloid that is included in the former material capillary channel, and simultaneously with the overheated vaporization of moisture content mat that is included in the former material fiber, with boiling water the dissolving of the colloid in the former material capillary channel is disengaged again, and the water of mat normal temperature is finalized the design former material; At last, impose again to draw together and remove surperficial colloid and drying steps, the moisture content in the former material is disengaged fully.
For with natural materials such as timber, bamboo woods, during as the framework material of noble furniture kitchen cabinet, piano shell frame or room body structure etc., the drying of this timber, bamboo wood is handled quite important, moisture in the material is disengaged fully, just be unlikely phenomenons such as generating material distortion in the future, bending or expansion, defective such as cause finished product to damage or quality of finished is low.
And the drying of traditional timber, bamboo wood etc. is handled means, all adopts waits of drying in the shade for a long time mostly, and the moisture in the material is disengaged naturally, after often knowing timber, bamboo wood oneself drawing materials, all need wait for the processing of drying in the shade of long duration, and is just done further use; Yet for the manufacturing program of industrial circle, the wait of drying in the shade for a long time not only quite expend cost, and significant adverse is in the industrial circle production development; And this timber, bamboo wood etc., wait that why must the cost long duration, the side is accomplished drying program, and its main cause is described as follows:
Natural timber, bamboo wood etc., it is that after the formation layer changed xylem into, this vascular bundle changed the capillary channel 111 and the fiber 112 of timber into the transmission pipeline of the vascular bundle in the formation layer as moisture and nutrient in growth course; And timber 10 carries out in the process of drying in the shade that moisture 13 disengages, and this capillary channel 111 and fiber 112 are the main pipeline that moisture disengages timber, if the pipeline of this capillary channel 111 and fiber 112 is unobstructed, then moisture disengages fast; Yet, normally contain colloid 12 (natural gum, colloid) in the natural timber 10, this colloid 12 can hinder the unobstructed of capillary channel 111, cause the moisture in the timber 10 to disengage quite slowly (as shown in Figure 1), more water is disengaged from fiber, capillary channel then is divided into multistage by SG, cause moisture to be difficult to discharge, therefore, if the natural gum in the timber 10 12 effectively can be rejected, then the moisture 13 of timber 10 disengages efficient and certainly will significantly improve, and the service efficiency that helps to reduce the production cost of industrial circle and improve material; But natural gum is to be hidden in inner each the indefinite place of timber deeply after all, wants it rejecting quite difficult; So, this case inventor accumulation treating of wood experience for many years, after further investigation, develop handling procedure of the present invention, make the natural gum in the timber be able to effective rejecting, make that the moisture of contained tool must promptly disengage fast in the timber in the short time, solved the many problems of storage on industrial circle timber is handled.
Main purpose of the present invention is the method that is to provide a kind of speeding dry of plant raw material, it mainly is the fluid softening and partly discharge that sees through high temperature with the colloid that is included in the former material capillary channel, and simultaneously with the overheated vaporization of moisture content mat that is included in the former material fiber, with boiling water the dissolving of the colloid in the former material capillary channel is disengaged again, and the water of mat normal temperature is finalized the design former material; At last, impose again to draw together and remove surperficial colloid and drying steps, the moisture in the former material is disengaged fully; For the former material use of industrial circle, the cost of not only saving time, and can avoid former material to store the puzzlement in space.
The object of the present invention is achieved like this: a kind of method of speeding dry of plant raw material is characterized in that it mainly being to comprise the following steps: the A. step of drawing materials: former material is cut into predetermined form; B. immersion oil heating steps: make above-mentioned former material be soaked in the middle of the fluid, and make its temperature reach 200 ℃-500 ℃ the fluid heating, continue heating 40-90 minute again; C. heating steps soaks: then former material is taken out and insert in the boiling water, and continue heating 40-90 minute; D. the fixating shape step of lowering the temperature: then former material is taken out and insert in the water of normal temperature, the fiber of former material inside and the contraction distortion degree of capillary channel are controlled; E. draw together except that end face colloid step: take out former material and draw together surperficial colloid except that its any two ends face; F. drying steps: through after the processing of above step, the capillary channel of former material inside is to be unobstructed state, and the moisture in the former material gets mat capillary channel and smooth and easy the disengaging of fiber and drying.In wherein should immersion heating steps, can in boiling water, add the insect protected material, make former material when colloid is dissolved, the insect protected material is uniformly distributed in former material inside.
In sum, the disclosed structure of this case inventive embodiments, because when operation is implemented, it mainly is the fluid softening and partly discharge that sees through high temperature with the colloid that is included in the former material capillary channel, and simultaneously with the overheated vaporization of moisture content mat that is included in the former material fiber, with boiling water the dissolving of the colloid in the former material capillary channel is disengaged again, and the water of mat normal temperature is finalized the design former material; At last, impose again to draw together and remove surperficial colloid and drying steps, the moisture in the former material is disengaged fully; For the former material use of industrial circle, the cost of not only saving time, and can avoid former material to store the puzzlement in space.
Fig. 1 is vertical section water distribution imagination enlarged diagram of timber.
Fig. 2 is each steps flow chart schematic diagram of manufacture method of the present invention.
The figure number part:
10. timber 111. capillary channels 112. fibers
12. colloid 13. moisture
20. the step 30. of drawing materials immersion oil heating steps 40. immersion heating stepses
Fixating shape step 60. is drawn together except that end face colloid step 70. drying steps 50. rise again
About the present invention for reaching above-mentioned purpose, the technology that is adopted, means and other effect, now lift a preferable possible embodiments and cooperate graphic detailed description as after, believe the above-mentioned purpose of the present invention, feature and other advantage, when can by one deeply and concrete understanding; At first please cooperate consult shown in Figure 2, the method of a kind of speeding dry of plant raw material that the embodiment of the invention provided, it mainly is to be drawn together except that end face colloid step (60) and F. drying steps 70 and reached by A. the rise again fixating shape step (50), E. of step (20), B. immersion oil heating steps (30), C. immersion heating steps (40), D. of drawing materials; Wherein:
The handled material of the present invention is to can be the have vascular bundle material such as timber, bamboo wood of (capillary channel and fiber), below for making explanation comparatively clear, only with former material as an illustration;
This step of drawing materials (20): former material is cut into predetermined form;
This immersion oil heating steps (30): above-mentioned former material is soaked in the middle of the fluid, and makes its temperature reach 200 ℃-500 ℃ the fluid heating, continue heating 40-90 minute again; In view of the above, the fluid that makes moisture in the former material fiber be able to mat high temperature forces and overheated vaporization evaporation, and is simultaneously that the colloid that is contained in the former material capillary channel is softening, and get rid of partly colloid (still containing partly colloid in the capillary channel); It should be noted that moisture and colloid behind the fiber and capillary channel discharge of former material, fiber and capillary channel inside are just as vacuum state, and therefore, fluid can't be filled in fiber and capillary channel;
This immersion heating steps (40): the person of connecing takes out former material and inserts in the boiling water, and continues heating 40-90 minute; In view of the above, the colloid dissolving in the former material is discharged; Wherein, the capillary channel when colloid is discharged in the former material can be unimpeded state, and helps the smooth discharge of moisture;
This cooling fixating shape step (50): then former material is taken out and insert in the water of normal temperature (about 10 ℃-35 ℃); In view of the above, the inside and outside temperature of former material is minimized to normal temperature, and the contraction distortion degree of the fiber of former material inside and capillary channel is controlled, and makes former material be stablized moulding;
This is drawn together except that end face colloid step (60): take out former material and draw together surperficial colloid except that its any two ends face, make moisture in the former material be able to smooth and easy continuing and disengage;
This drying steps (70): through after the processing of above step, the fiber of the capillary channel of former material inside is to be unobstructed state, and is carried out drying steps, and this drying steps can adopt air-dry two kinds of natural air drying and machinery; Picking up from right air-dry person, is not apply external force and make the moisture in the former material disengage drying naturally, its about 80-120 consuming time hour; And adopt mechanical air-dry person, and be to apply external force (as brushing) moisture in the former material is disengaged fast with high wind, its time-consuming short about 4-24 hour.
By above explanation as can be known, step of the present invention, it mainly is the fluid softening and partly discharge that sees through high temperature with colloid contained in the former material capillary channel, and simultaneously with the overheated vaporization of moisture mat that is included in the former material fiber, with boiling water the dissolving of the colloid in the former material capillary channel is disengaged again, and the water of mat normal temperature is finalized the design former material; At last, impose again to draw together and remove surperficial colloid and drying steps, the moisture in the former material is disengaged fully; Former material through step process of the present invention, it can promptly be finished moisture really and disengage in the short time, compared to the wait of drying in the shade in several years easily of conventional process timber, its treatment effeciency is as far apart as heaven and earth, for the former material use of industrial circle, the cost of not only saving time, and can avoid former material to store the puzzlement (in the past former material must be stored wait) in space.
On the other hand, timber is usually in the face of there being the puzzlement of insects moth erosion, and insect-prevention treatment also is a considerable ring in the treating of wood, in above-mentioned steps of the present invention, if former material has insect-prevention treatment in case of necessity, can in immersion heating steps (40),, make former material when colloid is dissolved, the insect protected material is uniformly distributed in former material inside with lime, salt, insect protected liquid ... wait the insect protected material to make an addition in the boiling water.
Claims (2)
1. the method for a speeding dry of plant raw material is characterized in that mainly comprising the following steps:
A. the step of drawing materials: former material is cut into predetermined form;
B. immersion oil heating steps: make above-mentioned former material be soaked in the middle of the fluid, and make its temperature reach 200 ℃-500 ℃ the fluid heating, continue heating 40-90 minute again;
C. heating steps soaks: then former material is taken out and insert in the boiling water, and continue heating 40-90 minute;
D. the fixating shape step of lowering the temperature: then former material is taken out and insert in the water of normal temperature, the fiber of former material inside and the contraction distortion degree of capillary channel are controlled;
E. draw together except that end face colloid step: take out former material and draw together surperficial colloid except that its any two ends face;
F. drying steps: through after the processing of above step, the capillary channel of former material inside is to be unobstructed state, and the moisture in the former material gets mat capillary channel and smooth and easy the disengaging of fiber and drying.
2. the method for speeding dry of plant raw material according to claim 1 is characterized in that: in this immersion heating steps, can add the insect protected material in boiling water, make former material the insect protected material is uniformly distributed in former material inside when colloid is dissolved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00128246 CN1107577C (en) | 2000-12-14 | 2000-12-14 | Method for speeding dry of plant raw material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00128246 CN1107577C (en) | 2000-12-14 | 2000-12-14 | Method for speeding dry of plant raw material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1358616A true CN1358616A (en) | 2002-07-17 |
| CN1107577C CN1107577C (en) | 2003-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00128246 Expired - Fee Related CN1107577C (en) | 2000-12-14 | 2000-12-14 | Method for speeding dry of plant raw material |
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| Country | Link |
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| CN (1) | CN1107577C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019000395A1 (en) * | 2017-06-30 | 2019-01-03 | 浙江永裕竹业股份有限公司 | Reconstituted bamboo timber |
-
2000
- 2000-12-14 CN CN 00128246 patent/CN1107577C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019000395A1 (en) * | 2017-06-30 | 2019-01-03 | 浙江永裕竹业股份有限公司 | Reconstituted bamboo timber |
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| Publication number | Publication date |
|---|---|
| CN1107577C (en) | 2003-05-07 |
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