KR20000065458A - Method for Seasoning Wood and the Apparatus for thereof - Google Patents

Abstract

PURPOSE: A method of drying wood is provided to minimize damage caused by penetration of worms or mold as well as to prevent deformation and crack of wood after processing. CONSTITUTION: Wood is loaded on a carrier(32) and pushed into a housing(400). The housing(400) keeps a temperature of 130-350°C by operation of a burner(11) for 10-15min. Flames of the burner are dispensed out through plural holes around a combustion chamber(12). The hot heat is applied to the wall of a radiation furnace(34) and a part of heat is discharged into the housing(400) through plural holes on the furnace wall. The discharged heat and radiant heat from the radiation furnace(34) flows into logs piled up between the radiation furnace(34) and the housing(400). The logs are heated for 10min and then cooled for 30min. Finally, the wet air in the housing(400) is discharged out through a gas flue(42). The entire process is repeated 10-15 times for 8-10h.

Description

Method for drying wood and its apparatus {Method for Seasoning Wood and the Apparatus for Speech}

The present invention relates to a method of drying wood for construction and an apparatus thereof. In particular, the present invention relates to a method of drying wood and a device for treating wood that is difficult to use as timber, such as pine or larch, to be utilized as building timber using radiant heat.

General pines, Nikida pines, firs, larch (Larch), which are present in the mountains of Korea, are not only warped and cracked due to drying, but also decayed by germs and mold during the summer months when they are used as timber. Therefore, the use as a timber is limited and can only be used as a firewood, but this also has a problem of transportation, it was a situation that is difficult to process the use of wood fell. In particular, larch has a good appearance as a lumber because it grows quickly and quickly, but it is not only difficult to use as a timber because it has many thorns, splits well, and does not get into nails. It was a situation.

Therefore, various methods have been attempted to use them as wood, and have been attempted to dry naturally with steam for more than two years, to dry them with steam, and to burn and carbonize the surface of wood. However, when the wood is manufactured using the above methods, the original form is maintained for 1 to 2 years, but after 2 years or more, most of them are warped or cracked, and are often damaged or damaged due to exposure to mold, bacteria or insects. come. Therefore, in the case of timber houses, as a way to prevent this, there is a disadvantage that the life is rapidly shortened unless preservative treatment is performed once every two years.

In addition, another method for extending the life of wood is to paint mono or varnish, lacquer, etc. to prevent the penetration of moisture or bacteria. However, this method of treatment is not only applicable to expensive wood, which is expensive and hand-imported, but also to domestic trees that are deformed and deformed over time.

The present invention was completed after many years of research to solve the above problems and to increase the utilization of domestic hybrids, the tree contains nutrients such as resin (樹 脂) with moisture and nutrients to microorganisms and insects They find that they feed their food, causing them to decay, and during normal drying, they gradually lose their moisture as they enter the surface from the surface of the wood, resulting in a difference in the expansion rate between the inside and the outside, resulting in cracking and splitting. Developing a method that can solve this problem has led to the completion of the present invention.

An object of the present invention is to provide a method and apparatus for manufacturing wood for construction that can be minimized even after processing, there is no deformation of the wood, there is no cracking and damage due to the infiltration of bees and molds.

Another object of the present invention is to provide a manufacturing method and apparatus for building timber which can make light brown wood grain and color as it is and thereby realize natural decoration by performing the present invention on wood.

1 is a side cross-sectional view of a drying apparatus for building timber according to the present invention.

Figure 2 is a front sectional view of a building wood drying apparatus according to the present invention.

Figure 3 is a side cross-sectional view of the outer wall and the inner wall of the housing according to the invention.

4 is a perspective view of a building wood drying apparatus according to the present invention.

<Explanation of symbols for main parts of drawing>

11: burner 12: combustion chamber

31: rail 32: carrier

34: copying 42: communication

200: temperature control device 400: housing

The object of this invention is achieved by drying the moisture present in the wood at 130-350 ° C. for 8-10 hours using radiant heat. When wood is dried by radiant heat, nutrients such as resins and carbohydrates existing in the fiber are removed at the same time with the released moisture and the fiber is roasted, so there is no deformation or splitting over long periods of time. It is also possible to prevent the reproduction of microorganisms and insects.

In the first aspect of the present invention, the apparatus of the present invention is a heating means for the drying treatment on wood, a radiation furnace for receiving the heating means to generate radiant heat, attached to the lower end of the radiation path to the wood It is to provide a wood processing apparatus comprising a moving means for carrying and moving in the device, the housing accommodating the means and provided with communication on one side.

In a second aspect of the invention, the method for drying the wood of the present invention to produce a building timber without deformation or decay, the flame generated from the burner is burned in a combustion chamber connected to the end of the burner is formed around the combustion chamber When released into a plurality of holes, the emitted flame is transferred to radiant heat that generates heat and passes through the furnace to receive the combustion chamber, and the heat passes through a plurality of holes and the walls of the furnace formed around the furnace and is transferred to the wood. The heat is transferred to the combustion chamber and the radiant furnace, and the heating step penetrates between the wood loaded in the housing where the wood is loaded and roasts the wood for a predetermined time, and the heating wood cools the heating step. The ventilation stage is ventilated for a certain time to evaporate moisture and nutrients extracted from wood. The. In order to completely dry the wood is to provide a method for drying wood, comprising the step of repeating the heating step and the ventilation step for a predetermined time about 10 to 15 times.

Hereinafter, the wood drying apparatus according to the present invention will be described in detail according to the embodiment shown in the accompanying drawings. This embodiment is only illustrative for the purpose of understanding and is not intended to limit the invention.

1 shows a side cross-sectional view of a wood drying apparatus according to the invention, FIG. 2 shows a front sectional view, and FIG. 4 shows a perspective view. The wood drying apparatus as shown in FIGS. 1, 2 and 4 comprises a heating means (100) comprising a burner (11) and a combustion chamber (12) formed with a plurality of through holes on the circumference; The rail 31 and the carrier 32 moving on the rail, the wheel 33 installed on the lower portion of the carrier 32 and the carrier 32 is mounted on the carrier 32 so as not to flow down A moving means (300) composed of a support bar (10) installed so as to be possible; A guide groove 37 is formed in the upper surface of the carrier 32 and the combustion chamber 12 is inserted in the center of the rear end surface, and a plurality of holes are formed through the furnace wall in the wall surface, and the housing 400 in the front surface thereof. A radiation path 34 having a door 36 for sealing the inside thereof; It consists of a housing 400 for receiving the radiation 34 and the means and having a communication 42 on one side. Reference numeral 200 is a temperature control device for operating and temperature control of the burner.

Referring to FIGS. 1, 2, and 4, the wood is loaded into the carrier 32 and then pushed into the housing 400, and the burner 11 is operated for 10 to 15 minutes to operate the housing 400. The temperature of is maintained at 130 to 350 ° C. The flame of the burner is blown with a predetermined pressure through a plurality of holes formed through the 360 ° circumference of the combustion chamber 12, and the hot heat discharged from the burner again receives the combustion chamber 12. The furnace wall is heated, and some heat is discharged into the housing 400 through a plurality of holes formed through the furnace wall. The discharged heat and radiant heat emitted from the heated radiant 34 surface flows between the logs stacked between the radiant 34 and the housing 400 to dry and bake the wood. At this time, moisture and resin in the wood are dissolved and discharged. After heating for 10 minutes, the heat is cooled for 30 minutes, and the housing 400 is ventilated to discharge the humid air inside the housing 400 to the outside through the communication 42 mounted on one side. This process is repeated 10-15 times for 8-10 hours. The temperature inside the housing 400 is automatically adjusted to maintain 130 to 350 ° C. by the temperature control device 200 during the heat treatment, and the blowing is performed by the blower itself with the burner turned off. The burner's heater runs for about 10 to 15 minutes, as mentioned above, and the blowing time is about 30 to 40 minutes. The outer wall of the housing 400 is insulated with asbestos, and the overall length of the housing 400 is about 8 m, considering that the length of the girder or the entire pillar of the log cabin is usually 7.5 m. The length of the radiation furnace 34 is made of a flat iron plate slightly smaller than the housing 400 so as to be seated in the housing 400, and the combustion chamber 12 is made of a length of 3-4 m, the material is stainless steel The hole of the radiation furnace 34 and the combustion chamber is manufactured by penetrating the iron plate in the shape of a continuous pattern of 10 cm intervals with a diameter of about 6 to 10 mm.

3 shows a side view of a housing 400 for receiving a heat treatment apparatus of a wood drying apparatus according to the present invention. As shown in FIG. 3, the housing 400 is made of a double iron plate, and the inner wall 43 uses a 3 mm flat iron plate, the outer wall 44 uses a 2 mm uneven corrugated iron plate, and the inner wall 43. The outer wall 44 is fastened by fastening each other using a piece or the like, because when welding, deformation may be caused due to a difference in expansion ratio due to high temperature, which may cause damage.

According to the present invention, the wood is completely dried by roasting for about 10 hours, and at the same time, it is properly baked to prevent penetration from bee and mold, and when used as a building material or woodworking material, there is no crack or deformation. Therefore, it can be used semi-permanently and safely, and in particular, there is an effect that can be used to process larch, etc., which was difficult to use as a firewood as a building material.

The wood treated by the present invention is extracted in the form of steam or liquid in the moisture or resin components in the inside, and properly baked not only on the outside but also on the inside. It is possible to maintain and prevent the invasion of bees and microorganisms, there is an advantage that can maintain the original state for a long time without a separate insect repellent treatment. It should be noted that larch has many thorns when it is used as it is, and it is difficult to use as a timber because the nails do not enter, but the present invention does not produce thorns and nails so that the work can be easily performed and used as a construction timber without limitation. There is a number.

Once defined, other variations will be apparent to those skilled in the art. Such alternative variations may include other properties already known in terms of design, manufacture and use of the component parts of the wood drying apparatus, which may be used instead of or in addition to those already described herein.

Claims (9)

In the drying apparatus of wood, The wood drying apparatus includes a heating means (100) including a burner (11) and a combustion chamber (12) formed with a plurality of through holes formed on the circumference thereof; The rail 31 and the carrier 32 moving on the rail, the wheel 33 installed on the lower portion of the carrier 32 and the carrier 32 is mounted on the carrier 32 so as not to flow down A moving means (300) composed of a support bar (10) installed so as to be possible; The groove 32 is formed on the upper surface of the carrier 32 and a guide groove 37 into which the combustion chamber 12 is inserted is formed in the center of the rear end surface, and a plurality of holes are formed through the furnace wall on the wall surface, and the housing 400 is formed on the front surface of the carrier 32. A radiation path 34 having a door 36 for sealing the inside thereof; And a housing (400) for accommodating the radiation path (34) and the means and having a communication (42) on one side. According to claim 1, wherein the hole formed in the furnace wall around the combustion chamber 12 of the heating means 100 and the furnace 34 of the radiation path 34 is 6 ~ 10mm in diameter, penetrates the iron plate in the form of a continuous pattern of 10cm intervals every Wood drying apparatus, characterized in that is formed. According to claim 1, wherein the housing 400 is composed of an inner wall 43 and the outer wall 44, the asbestos for thermal insulation is inserted between the inner wall 43 and the outer wall 44, the outer wall 44 is The inner wall 43 as a flat iron plate is a wood drying device, characterized in that the fastening fixed by the piece consisting of a corrugated iron plate of irregular shape. The wood drying apparatus according to claim 1, wherein the housing (400) has a length of 8 to 9 m, and the combustion chamber (12) has a length of 3 to 4 m. In the method of drying wood, Method for drying wood, characterized in that repeated heating for 8 to 10 hours at 130 ~ 350 ℃ using radiant heat. The method of claim 5, wherein the repeated heating is a 10 to 15 times the step of heating the wood to extract moisture and resin, and the next 30 to 40 minutes to vent the outside air to exchange the wet air 10 to 15 times Method of drying wood, characterized in that by doing. 7. The radiant heat according to claim 6, wherein the radiant heat is discharged at a predetermined pressure through a plurality of holes formed by the flame of the burner penetrating on the circumference of the combustion chamber, and the hot heat discharged from the inner wall of the radiation furnace receiving the combustion chamber. Heating, and some heat is discharged into the housing through a plurality of holes formed through the inner wall, the exhaust heat and heat emitted from the surface of the heated radiation furnace. The method for drying wood according to any one of claims 5 to 7, wherein the wood is one selected from common pine, nigida pine, fir, and larch. 10. The method of claim 8, wherein the wood is larch.