CN210861982U

CN210861982U - Wood drying machine

Info

Publication number: CN210861982U
Application number: CN201921892474.6U
Authority: CN
Inventors: 陈显森
Original assignee: Hongming Environmental Protection And Energy Saving Technology Guangdong Co ltd
Current assignee: Hongming Environmental Protection And Energy Saving Technology Guangdong Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-06-26
Anticipated expiration: 2029-11-05

Abstract

The utility model provides a wood drying machine, which is provided with a drying room, wherein the front side wall of the drying room is provided with a door, an inner machine is arranged in the drying room, the inner machine is provided with a condenser for heating air and a circulating fan, the circulating fan blows hot air forcibly to and passes through a wood pile, then flows to the rear side in the drying room through the upper part of the wood pile, and then blows the hot air into the wood pile again through the circulating fan, thus forming air circulation in the drying room; a moisture exhaust pipeline and an air inlet pipeline are arranged on the rear side wall of the drying room; the outside of baking house is equipped with outer machine, outer machine is including being located the heat exchange mechanism on internal upper portion of organism and the evaporimeter that is located the organism lower part, the evaporimeter is used for providing cold air to heat exchange mechanism, heat exchange mechanism is used for the interior damp and hot air that flows by the hydrofuge pipeline of dry baking house to air after will drying is carried the baking house by the air-supply line again and is circulated. The problems that the energy consumption of wood drying is high, the quality of wood products is influenced during drying and the like in the prior art are solved.

Description

Wood drying machine

Technical Field

The utility model relates to a timber stoving field, concretely relates to timber drying-machine.

Background

The raw wood contains a large amount of moisture, the moisture can not be evaporated under specific environment, the self-heating evaporation of the moisture can cause the defects of drying shrinkage, cracking, bending deformation, mildewing and the like of the wood, and the quality of wood products is seriously influenced, so the wood must be subjected to forced drying treatment before being made into various wood products, the defects of the wood can be overcome through correct drying treatment, the mechanical strength of the wood is improved, the processing performance of the wood is improved, and the wood is reasonably utilized.

The energy consumption of wood drying accounts for about 40-70% of the energy consumption of wood product processing cost, the heat loss in the drying process is large, and the energy utilization rate is only about 30%. The energy cost accounts for more than 50% of the total drying cost. Along with the increasing tension of the contradiction between energy supply and demand in China, the environmental problem caused by the greenhouse effect of the atmosphere is increasingly prominent, and the energy-saving problem of wood drying also draws attention of the wood industry.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a timber drying-machine arranges the interior machine in the baking house, and outside the baking house was arranged in to the outer machine, through closed circulation, make full use of cold source has solved among the prior art timber drying energy consumption height, influences timber products's quality scheduling problem during the drying.

The technical scheme of the utility model is realized like this:

a timber dryer is provided with a drying room and is characterized in that a door is arranged on the front side wall of the drying room, an inner machine is arranged in the drying room and close to the rear side wall, and the inner machine is provided with a condenser for heating air and a circulating fan; a wood pile to be dried is placed between the door and the inner machine; the circulating fan blows hot air to the wood pile forcibly, penetrates through the wood pile, then flows back to the rear side in the drying room, namely the rear side of the internal machine, from the upper part of the wood pile, and blows the hot air into the wood pile again through the circulating fan, so that air circulation in the drying room is formed; a moisture exhaust pipeline and an air inlet pipeline are arranged on the rear side wall of the drying room;

the outside of baking house is equipped with outer machine, outer machine is including being located the heat exchange mechanism of internal upper portion of organism and being located the evaporimeter of internal lower part of organism, the evaporimeter is used for providing cold air to heat exchange mechanism, heat exchange mechanism is used for the interior damp and hot air that flows by the hydrofuge pipeline of dry baking house to air after will drying is carried the baking house by the air-supply line again and is circulated.

In the wood drying machine, an inverted L-shaped partition plate is arranged in the drying room, a first side wall of the inverted L-shaped partition plate is parallel to a rear side wall of the drying room, and the first side wall is fixed on a bottom plate of the drying room; a second side wall of the inverted L-shaped partition plate is parallel to the top wall of the drying room, namely one end of the second side wall is fixedly connected with the top end of the first side wall, and the other end of the second side wall extends towards the front side wall of the drying room;

a wood pile to be dried is placed in a space enclosed by the inverted L-shaped partition plate in the drying room; the inner machine is arranged on the first side wall; the circulating fan blows hot air to and through the wood stack forcibly, then flows to the rear side in the drying room through the transverse channel formed between the second side wall and the top wall of the drying room, and blows the hot air into the wood stack again through the circulating fan through the vertical channel formed between the first side wall and the rear side wall of the drying room, so that air circulation in the drying room is formed.

In the wood dryer, the distance between the first side wall and the rear side wall of the drying room is L, the front-rear length in the drying room is L, and the ratio of L to L is 0.04-0.08; the vertical distance between the second side wall and the top wall of the drying room is H, the vertical height in the drying room is H, and the ratio of H to H is 0.06-0.1.

The wood dryer is characterized in that the inner machine is provided with a plurality of circulating fans which are uniformly distributed on the machine body of the inner machine.

In the wood dryer, a moisture exhaust fan is arranged in the moisture exhaust pipeline; an air inlet fan is arranged in the air inlet pipeline.

The heat exchange mechanism of the wood dryer is provided with a shell, the plurality of cold air pipelines penetrate from the top of the shell to the bottom of the shell, and a water outlet is formed in the bottom of the shell; the shell is provided with an air inlet communicated with the moisture exhaust pipeline and an air outlet communicated with the air inlet pipeline; the lower end of the cold air pipeline is communicated with the evaporator, the upper end of the cold air pipeline is communicated with the outside of the external unit, and cold air generated by the evaporator flows to the outside of the external unit through the plurality of cold air pipelines.

The wood dryer is characterized in that an air inlet communicated with a moisture exhaust pipeline is formed in the left side of a shell; an air outlet communicated with the air inlet pipeline is arranged at the rear side of the shell; so that hot and humid air enters from the left side of the housing and exits from the right side of the housing.

The top of the shell is provided with an air inlet communicated with the moisture exhaust pipeline; air outlets communicated with the air inlet pipeline are respectively arranged on the left side and the right side of the shell; so that the damp and hot air enters from the upper part of the shell and then is respectively discharged from the left side and the right side of the shell.

The wood dryer is characterized in that an air outlet is formed in the top of the outer machine, and an exhaust fan is arranged at the air outlet and used for exhausting gas in the cold air pipeline.

According to the wood dryer, the evaporator is connected with the condenser through a pipeline, and the pipeline is a copper pipe pipeline and used for conveying a refrigerant.

The utility model discloses following beneficial effect has:

1. only water is discharged, no energy is lost, and one hundred percent of energy is recovered, so that the efficiency is very high.

2. The efficiency is completely independent of the outside temperature and humidity, high energy efficiency is always kept all the year round, and the device is suitable for any climate condition;

3. the external dust can not enter, and the device is clean and sanitary.

4. The effective components of the product can not be lost, and the quality and the grade of the dried product are greatly improved;

5. the low-temperature quick drying can be realized, and the efficacy and the phase of the article are not damaged;

6. the drying process does not go moldy and deteriorate;

7. strong wind convection, no dead angle, uniformity and consistency;

8. the articles do not need to be turned over, so that the labor cost is saved;

9. the installation is simple, the performance is stable, and the energy is saved and the environment is protected; the board house and the goods shelf are simple and flexible, are designed into a board house type or a production line type, and can be used by a plurality of host computers side by side.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram i of the wood dryer of the present invention;

fig. 2 is the top view structure schematic diagram i of the wood dryer of the present invention.

Fig. 3 is a schematic structural diagram ii of the wood dryer of the present invention;

fig. 4 is the schematic view ii of the overlooking structure of the wood dryer of the present invention.

The attached drawings are as follows: the drying room comprises a drying room 1, a front side wall 1.1, a rear side wall 1.2, a top wall 1.3, a moisture exhaust pipeline 1.4 and an air inlet pipeline 1.5; a door 2; an inverted-L-shaped partition 3, a first side wall 3.1, a second side wall 3.2; a wood stack 4; an inner machine 5 and a circulating fan 5.1; the outdoor unit 6, the heat exchange mechanism 6.1, the evaporator 6.2, the air outlet 6.3 and the cold air pipeline 6.4.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The wood drying machine is provided with a drying room 1, a door 2 is arranged on a front side wall 1.1 of the drying room 1, an inverted L-shaped partition plate 3 is arranged inside the drying room 1, a first side wall 3.1 of the inverted L-shaped partition plate 3 is parallel to a rear side wall 1.2 of the drying room 1, the first side wall 3.1 is fixed on a bottom plate of the drying room 1, a second side wall 3.2 of the inverted L-shaped partition plate 3 is parallel to a top wall 1.3 of the drying room 1, namely, one end of the second side wall 3.2 is fixedly connected with the top end of the first side wall 3.1, the other end of the second side wall 3.2 extends towards the front side wall 1.1 of the drying room 1, a wood pile 4 to be dried is placed in a space enclosed by the inverted L-shaped partition plate 3 inside the drying room 1, preferably, the drying room is long (10-12) m × m in external size, wide (5-6) m × m in height (4-6) m), the distance between the rear side wall 1 of the first side wall and the drying room is 500mm, and the vertical distance between the top wall of the drying room is 800mm, and the drying room is 800H.

The first side wall 3.1 is equipped with an inner machine 5. The inner machine 5 is provided with a condenser for heating air and a plurality of circulating fans 5.1, and the plurality of circulating fans 5.1 are uniformly distributed on the machine body of the inner machine 5. The circulating fan 5.1 forcibly blows hot air heated by the condenser to the wood pile 4 and penetrates through the wood pile 4, then forms a backflow section through a transverse channel formed between the second side wall 3.2 and the top wall 1.3 of the drying room 1, flows to the rear side inside the drying room 1, enters a vertical channel formed between the first side wall 3.1 and the rear side wall 1.2 of the drying room 1, returns to an air inlet of the internal condenser, and is blown into the wood pile 4 again through the circulating fan 5.1, so that air circulation in the drying room 1 is formed; a moisture exhaust pipeline 1.4 and an air inlet pipeline 1.5 which are communicated with an external machine 6 are arranged on the rear side wall 1.2 of the drying room 1; preferably, a moisture exhaust fan is arranged in the moisture exhaust pipeline 1.4; an air inlet fan is arranged in the air inlet pipeline 1.5.

An outer machine 6 is arranged outside the drying room 1 and behind the drying room 1, the outer machine 6 comprises a heat exchange mechanism 6.1 arranged at the upper part in the outer machine body and an evaporator 6.2 arranged at the lower part in the outer machine body, the evaporator 6.2 is used for providing cold air for the heat exchange mechanism 6.1, and preferably, the evaporator 6.2 is connected with a condenser in the inner machine 5 through a pipeline, preferably a copper pipe, and is used for conveying a refrigerant. The heat exchange mechanism 6.1 is used for drying the high-temperature damp and hot air flowing out of the drying room 1 through the moisture exhaust pipeline 1.4, and conveying the dried air into the drying room 1 again through the air inlet pipeline 1.5 for circulation.

The heat exchange mechanism 6.1 is provided with a shell, the plurality of cold air pipelines 6.4 penetrate from the top of the shell to the bottom of the shell, and a water outlet is formed in the bottom of the shell; preferably, the bottom of the shell is provided with a water collecting tank, and the water outlet is arranged in the water collecting tank. The shell is provided with an air inlet communicated with the moisture exhaust pipeline 1.4 and an air outlet communicated with the air inlet pipeline 1.5; the lower end of the cold air pipeline 6.4 is communicated with the evaporator 6.2, the upper end of the cold air pipeline 6.4 is communicated with the outside of the outdoor unit 6, and cold air generated by the evaporator 6.2 flows to the outside of the outdoor unit 6 through the cold air pipelines 6.4. The top of outer machine 6 is equipped with air exit 6.3, and air exit department is equipped with the exhaust fan for discharge the gas in the air conditioning pipeline 6.4.

Preferably, as shown in fig. 1-2, an air inlet communicated with the dehumidifying pipeline 1.4 is arranged at the left side of the shell of the heat exchanging mechanism 6.1; an air outlet communicated with an air inlet pipeline 1.5 is arranged at the rear side of the shell; so that hot and humid air enters from the left side of the housing and exits from the right side of the housing. More preferably, as shown in fig. 3-4, an air inlet communicated with the dehumidifying pipeline 1.4 is arranged at the top of the shell of the heat exchanging mechanism 6.1; air outlets communicated with the air inlet pipeline 1.5 are respectively arranged at the left side and the right side of the shell; so that the damp and hot air enters from the upper part of the shell and then is respectively discharged from the left side and the right side of the shell. So that the moist and hot air and the cold air pipeline 6.4 form mutually non-contact cross flow in the shell, the dehumidification efficiency is increased, and the recovery of the hotter air after drying is utilized. For example, the temperature of the hot and humid air entering from the dehumidification pipeline 1.4 is about 70 ℃, the air is dehumidified and dried by the cold air pipeline, the temperature of the air is 40-50 ℃, and the air continues to enter the drying room from the air inlet pipeline 1.5 for drying and dehumidifying circulation.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second", "element i", "element ii" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying a number of technical features indicated. Thus, features defined as "first", "second", "element i", "element ii" may explicitly or implicitly include one or more of such features. In the description of the present invention, "plurality" or "a plurality" means two or more unless specifically limited otherwise.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A wood dryer is provided with a drying room (1), and is characterized in that a door (2) is arranged on the front side wall (1.1) of the drying room (1), an inner machine (5) is arranged in the drying room (1) and close to the rear side wall (1.2), and the inner machine (5) is provided with a condenser for heating air and a circulating fan (5.1); a wood pile (4) to be dried is placed between the door (2) and the inner machine (5); the circulating fan (5.1) blows hot air to the wood pile (4) forcibly, then flows back to the rear side in the drying room (1), namely the rear side of the inner machine (5) through the upper part of the wood pile (4), and then blows the hot air into the wood pile (4) again through the circulating fan (5.1), so that air circulation in the drying room (1) is formed; a moisture exhaust pipeline (1.4) and an air inlet pipeline (1.5) are arranged on the rear side wall (1.2) of the drying room (1);

the outside of baking house (1) is equipped with outer machine (6), outer machine (6) are including being located heat exchange mechanism (6.1) on the internal upper portion of organism and evaporimeter (6.2) that are located the internal lower part of organism, evaporimeter (6.2) are used for providing cold air to heat exchange mechanism (6.1), heat exchange mechanism (6.1) are used for dry baking house (1) in by the damp and hot air that hydrofuge pipeline (1.4) flowed out to air after will drying is carried the baking house (1) by air-supply line (1.5) once more and is circulated.

2. A wood dryer according to claim 1, characterized in that the drying room (1) is provided with an inverted-L-shaped partition (3), a first side wall (3.1) of the inverted-L-shaped partition (3) is parallel to a rear side wall (1.2) of the drying room (1), and the first side wall (3.1) is fixed on a bottom plate of the drying room (1); a second side wall (3.2) of the inverted L-shaped partition plate (3) is parallel to a top wall (1.3) of the drying room (1), namely, one end of the second side wall (3.2) is fixedly connected with the top end of the first side wall (3.1), and the other end of the second side wall (3.2) extends towards a front side wall (1.1) of the drying room (1);

a wood pile (4) to be dried is placed in a space enclosed by the inverted L-shaped partition plate (3) in the drying room (1); the inner machine (5) is arranged on the first side wall (3.1); the circulating fan (5.1) blows hot air to and through the wood pile (4) forcibly, then flows to the rear side in the drying room (1) through a transverse channel formed between the second side wall (3.2) and the top wall (1.3) of the drying room (1), and blows the hot air into the wood pile (4) again through the circulating fan (5.1) by virtue of a vertical channel formed between the first side wall (3.1) and the rear side wall (1.2) of the drying room (1), so that air circulation in the drying room (1) is formed.

3. A wood dryer according to claim 2, characterized in that the distance between the first side wall (3.1) and the rear side wall of the drying room (1) is/, the length in the drying room is L, the ratio of 1 to L is 0.04-0.08; the vertical distance between the second side wall (3.2) and the top wall (1.3) of the drying room (1) is H, the vertical height in the drying room is H, and the ratio of H to H is 0.06-0.1.

4. The wood dryer according to claim 1, characterized in that the inner machine (5) has several circulation fans (5.1), which are evenly distributed on the machine body of the inner machine (5).

5. A wood dryer according to claim 1, characterized in that a moisture exhaust fan is arranged in the moisture exhaust duct (1.4); an air inlet fan is arranged in the air inlet pipeline (1.5).

6. The wood dryer of claim 1, wherein the heat exchange mechanism has a housing, a plurality of cold air ducts passing from a top of the housing to a bottom of the housing, the bottom of the housing having a drain opening; the shell is provided with an air inlet communicated with the moisture exhaust pipeline (1.4) and an air outlet communicated with the air inlet pipeline (1.5); the lower end of the cold air pipeline is communicated with the evaporator (6.2), the upper end of the cold air pipeline is communicated with the outside of the external unit (6), and cold air generated by the evaporator (6.2) flows to the outside of the external unit (6) through the cold air pipelines.

7. A wood dryer according to claim 6, characterized in that an air inlet opening communicating with the moisture exhaust duct (1.4) is provided at the left side of the housing; an air outlet communicated with an air inlet pipeline (1.5) is arranged at the rear side of the shell; so that hot and humid air enters from the left side of the housing and exits from the right side of the housing.

8. A wood dryer according to claim 6, characterized in that an air inlet opening communicating with the moisture exhaust duct (1.4) is provided at the top of the housing; air outlets communicated with the air inlet pipeline (1.5) are respectively arranged at the left side and the right side of the shell; so that the damp and hot air enters from the upper part of the shell and then is respectively discharged from the left side and the right side of the shell.

9. The wood dryer according to claim 7, characterized in that the top of the outdoor unit (6) is provided with an air outlet (6.3) provided with an air blower for exhausting air in the cold air duct.

10. The wood dryer according to claim 1, characterized in that the evaporator (6.2) is connected to the condenser by a pipe, which is a copper pipe for conveying a cooling medium.