Log hydro-thermal treatment device for ecological board processing

Abstract

The utility model discloses a log hydro-thermal treatment device for ecological board processing, which relates to the technical field of ecological board processing, and specifically comprises a shell and a hot air circulating unit, the shell wall of the shell is of a hollow structure, an S-shaped runner is arranged in an inner cavity of the shell wall, the air inlet end of the S-shaped runner is connected with the hot air outlet end of the hot air circulating unit, and the air outlet end of the S-shaped runner is connected with the hot air outlet end of the hot air circulating unit. The air outlet end of the S-shaped runner is connected with the air inlet end of the hot air circulating unit; the shell comprises a lower shell body and an upper shell body connected with the lower shell body through a translation structure, the upper shell body is of a hollow structure, and a steam inlet pipe is fixedly connected to the middle of the top of an inner cavity of the upper shell body. According to the log hydro-thermal treatment device for ecological board processing, gas with the same temperature as high-pressure water vapor can be blown into the inner cavity of the shell wall through the hot air circulation unit, the inner cavity of the shell is protected, the situation that the internal temperature of the device is affected by the external environment temperature is avoided, and the stability of the high-pressure water vapor temperature during log hydro-thermal treatment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ecological board processing technical field, concretely is ecological board processing is with raw wood hydrothermal treatment device. BACKGROUND

[0002] In order to improve the plasticity of raw wood for ecological board processing, to meet the requirements of rotary cutting or planing process, so as to obtain high-quality veneer or thin wood, raw wood needs to be hydrothermally treated, and raw wood hydrothermal treatment is a kind of wood treatment technology, and its core principle is to improve the moisture content of wood by immersing the raw wood section in hot water at room temperature or with a certain temperature, or using high-pressure steam. This treatment method can increase the plasticity of wood, improve its processing performance, and help prevent cracking and deformation during subsequent processing.

[0003] In the related art, when high-pressure steam is used for hydrothermal treatment of raw wood, since the temperature of the raw wood is not higher than the temperature of the high-pressure steam, part of the steam will be liquefied into condensed water and adhere to the surface of the raw wood during the hydrothermal treatment process, affecting the penetration of steam into the deep part of the raw wood, and thus affecting the hydrothermal treatment effect of the raw wood and the heating uniformity of the raw wood. Moreover, the external temperature will affect the steam temperature, and thus affect the hydrothermal treatment effect of the raw wood. Based on this, the present application proposes a raw wood hydrothermal treatment device for ecological board processing. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of raw wood hydrothermal treatment device for ecological board processing, solve the problem that part of steam will be liquefied into water and adhere to the surface of raw wood when high-pressure steam is used for hydrothermal treatment of raw wood in the above background art, affect the penetration of steam into the deep part of the raw wood, affect the hydrothermal treatment effect of the raw wood and affect the heating uniformity of the raw wood. External temperature will affect the steam temperature.

[0005] The utility model provides the following technical scheme: a kind of raw wood hydrothermal treatment device for ecological board processing, including shell, hot air circulating unit, the shell wall of shell is hollow structure, S-shaped runner is equipped in the inner chamber of shell wall, the air inlet end of S-shaped runner is connected with the hot air exhaust end of hot air circulating unit, the air outlet end of S-shaped runner is connected with the air inlet end of hot air circulating unit;

[0006] The shell includes lower shell and upper shell connected with lower shell by translation structure, the upper shell is hollow structure, the middle part of the top of the inner chamber of the upper shell is fixedly connected with steam inlet pipe, the bottom of the inner chamber of the upper shell is uniformly provided with exhaust hole, one side of the lower shell is equipped with steam exhaust pipe;

[0007] The inner cavity of the lower shell is connected with a first lifting plate through a lifting structure, the top of the first lifting plate is fixedly connected with a partition plate, the two sides of the partition plate are provided with electromagnets, the middle of the partition plate is provided with a vibrating plate, and the top of the partition plate is placed with a log placing groove.

[0008] Preferably, the translation structure comprises a support seat fixedly connected with the lower shell, a ball screw one movably connected with the top end of the support seat, a ball nut one threadedly connected with the outer ring of the ball screw one, the ball nut one being fixedly connected with one side of the upper shell, a servo motor one fixedly connected with the outer side of the support seat, and the output shaft tail end of the servo motor one being connected with the ball screw one.

[0009] Preferably, the bottom of the inner cavity of the lower shell is inclined, the steam exhaust pipe is located at the low end of the bottom of the inner cavity of the lower shell, and the steam exhaust pipe is provided with an electric ball valve at the end close to the lower shell.

[0010] Preferably, the inner cavity of the shell wall of the upper shell and the inner cavity of the shell wall of the lower shell are both fixedly connected with a partition plate, the partition plate divides the inner cavity of the shell wall into an S-shaped flow channel, the outer surface of the shell is wrapped with a heat preservation pad, the air inlet end of the S-shaped flow channel is connected with an air inlet pipe, the other end of the air inlet pipe is connected with the hot air exhaust end of the hot air circulating unit, the air outlet end of the S-shaped flow channel is connected with an air outlet pipe, and the other end of the air outlet pipe is connected with the air inlet end of the hot air circulating unit.

[0011] Preferably, the lifting structure comprises a ball screw two connected with the lower shell, a ball nut two threadedly connected with the outer ring of the ball screw two, a lifting pipe fixedly connected with the ball nut two, a second lifting plate fixedly connected with the top of the lifting pipe, and a servo motor two fixedly connected with the lower shell, the bottom of the other end of the second lifting plate is fixedly connected with the first lifting plate, the middle of the two sides of the lower shell is provided with the lifting structure, and the ball screw two is driven by the servo motor two.

[0012] Preferably, the partition plate, the first lifting plate and the log placing groove are all provided with draining holes.

[0013] Compared with the prior art, the ecological board processing log hydrothermal treatment device has the following beneficial effects:

[0014] 1、The ecological board processing log hydrothermal treatment device utilizes the hot air circulating unit to blow the gas with the same temperature as the high-pressure water vapor into the inner cavity of the shell wall of the shell, so that the inner cavity of the shell is protected, the influence of the external environment temperature on the internal temperature of the device is avoided, and the stability of the high-pressure water vapor temperature during the log hydrothermal treatment is improved.

[0015] 2、The ecological board processing raw wood hydrothermal treatment device, utilize vibration plate can make raw wood produce vibration, accelerate the speed of raw wood surface condensate water and raw wood separation, in turn facilitate high pressure steam to raw wood even heating, guarantee raw wood hydrothermal treatment effect;The height of the raw wood can be changed through the lifting structure, and the raw wood is convenient to take and place. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the structure front view schematic drawing of the utility model;

[0017] Figure 2 It is the structure back view schematic drawing of the utility model;

[0018] Figure 3 It is the structure lower shell inside schematic drawing of the utility model;

[0019] Figure 4 It is the structure of the utility model Figure 3 Sectional view schematic drawing;

[0020] Figure 5 It is the structure isolation plate top schematic drawing of the utility model;

[0021] Figure 6 It is the structure upper shell sectional view schematic drawing of the utility model.

[0022] In the drawing: 1, lower shell;2, upper shell;3, steam inlet pipe;4, air outlet pipe;5, ball screw one;6, hot air circulation unit;7, servo motor one;8, air inlet pipe;9, steam exhaust pipe;10, electric ball valve;11, servo motor two;12, exhaust hole;13, lifting pipe;14, second lifting plate;15, inner shell;16, outer shell;17, raw wood placing groove;18, isolation plate;19, first lifting plate;20, vibration plate;21, ball screw two;22, electromagnet;23, partition plate. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] The utility model provides a kind of log hydrothermal treatment device for ecological board processing, including shell, hot air circulating unit 6, the shell wall of shell is hollow structure, S-shaped runner is equipped in the inner chamber of shell wall, the air inlet end of S-shaped runner is connected with the hot air exhaust end of hot air circulating unit 6, the air outlet end of S-shaped runner is connected with the air inlet end of hot air circulating unit 6, by the setting of shell and hot air circulating unit 6, the work of hot air circulating unit 6 can be inhaled into the inner chamber of shell shell wall with the same gas of high-pressure water vapor temperature when the device is used, the inner chamber of shell is protected, the temperature inside the device is avoided by external environment temperature, and it is convenient for log hydrothermal treatment.Hot air circulating unit 6 is prior art, in some embodiments of the application, hot air circulating unit 6 is disclosed in the authorized patent document with application number CN202321253759.1.The outer surface of shell is wrapped with heat preservation pad, and the heat preservation performance of the device can be further improved using heat preservation pad.

[0025] The shell includes a lower shell 1 and an upper shell 2 connected to the lower shell 1 by a translation structure. The translation structure includes a support seat fixedly connected to the lower shell 1. The top end of the support seat is movably connected to a ball screw one 5. The outer ring of the ball screw one 5 is threadedly connected to a ball nut one. The ball nut one is fixedly connected to one side of the upper shell 2. A servo motor one 7 is fixedly connected to the outer side of the support seat. The output shaft of the servo motor one 7 is connected to the ball screw one 5 through a reducer. The servo motor one 7 can drive the ball screw one 5 to rotate when it is working. The ball nut one threadedly connected to the ball screw one 5 moves in the direction of the ball screw one 5 when it rotates. The ball nut one moves to drive the upper shell 2 to move. The upper shell 2 overlaps or separates from the lower shell 1, which facilitates the taking and placing of logs. The outer ring of the bottom of the upper shell 2 and the outer ring of the top of the lower shell 1 are both fixedly connected to a sealing strip, which increases the sealing between the upper shell 2 and the lower shell 1. The sealing strip can be made of rubber.

[0026] The inner chamber of the shell wall of the upper shell 2 and the inner chamber of the shell wall of the lower shell 1 are both fixedly connected to a partition plate 23, which divides the inner chamber of the shell wall into an S-shaped runner. The other end of the air inlet pipe 8 is connected to the hot air exhaust end of the hot air circulating unit 6. The air outlet end of the S-shaped runner is connected to an air outlet pipe 4. The other end of the air outlet pipe 4 is connected to the air inlet end of the hot air circulating unit 6. The air inlet end of the hot air circulating unit 6 can be connected to two air outlet pipes 4 through a three-way pipe. The air outlet end of the hot air circulating unit 6 can be connected to two air inlet pipes 8 through another three-way pipe.

[0027] The upper shell 2 is a hollow structure, which can include an outer shell 16 and an inner shell 15 connected by a partition plate 23. The upper shell 2 has a steam inlet pipe 3 fixedly connected to the middle of the top of the inner cavity, and a plurality of exhaust holes 12 uniformly arranged at the bottom of the inner cavity. The lower shell 1 is provided with a steam outlet pipe 9 on one side. High-pressure steam for hydrothermal treatment of logs can enter the inner cavity of the upper shell 2 through the steam inlet pipe 3, and the high-pressure steam in the inner cavity of the upper shell 2 can be discharged to the inner cavity of the lower shell 1 through the exhaust holes 12. The excess steam and condensed water in the inner cavity of the lower shell 1 can be discharged through the steam outlet pipe 9. The bottom of the inner cavity of the lower shell 1 is inclined, and the steam outlet pipe 9 is located at the low end of the bottom of the inner cavity of the lower shell 1. An electric ball valve 10 is arranged at the end of the steam outlet pipe 9 close to the lower shell 1, which facilitates the discharge of condensed water.

[0028] The inner cavity of the lower shell 1 is connected with a first lifting plate 19 through a lifting structure. The lifting structure includes a ball screw two 21 connected with the lower shell 1, a ball nut two threadedly connected with the outer ring of the ball screw two 21, a lifting pipe 13 fixedly connected with the ball nut two, a second lifting plate 14 fixedly connected with the top of the lifting pipe 13, and a servo motor two 11 fixedly connected with the lower shell 1. The bottom of the other end of the second lifting plate 14 is fixedly connected with the first lifting plate 19. The middle of both sides of the lower shell 1 is provided with a lifting structure. The ball screw two 21 is driven by the servo motor two 11. Through the arrangement of the lifting structure, the rotation of the servo motor two 11 can drive the rotation of the ball screw two 21 connected therewith. The rotation of the ball screw two 21 causes the ball nut two threadedly connected therewith to move in the direction of the ball screw two 21. The ball nut two drives the lifting pipe 13 to move when moving, and the lifting pipe 13 drives the first lifting plate 19 to move, thereby changing the height of the first lifting plate 19.

[0029] The top of the first lifting plate 19 is fixedly connected with a partition plate 18. The bottom of the partition plate 18 is provided with a rubber mesh plate. The two sides of the partition plate 18 are provided with electromagnets 22. The middle of the partition plate 18 is provided with a vibrating plate 20. The top of the partition plate 18 is provided with a log placing groove 17. When the electromagnets 22 are in an energized state, the electromagnets 22 are magnetically attracted to the bottom of the log placing groove 17. The bottom of the log placing groove 17 can be made of ferromagnetic metal. The partition plate 18, the first lifting plate 19, and the log placing groove 17 are all provided with drain holes. Through the arrangement of the electromagnets 22, the log placing groove 17 can be fixed with the partition plate 18 when the device is in use. When the vibration factor (such as a motor) in the vibrating plate 20 vibrates, it can drive the log placing groove 17 to vibrate. The logs in the log placing groove 17 vibrate, which speeds up the separation of condensed water on the surface of the logs from the logs, and facilitates uniform heating of the logs by high-pressure steam.

[0030] From the above description, it can be known that during the use of the device, the vibration plate 20 can drive the logs to vibrate during the hydrothermal treatment of the logs by high-pressure steam, thereby accelerating the speed of separation of the condensed water on the surface of the logs from the logs, and then facilitating uniform heating of the logs by high-pressure steam, and ensuring the hydrothermal treatment effect of the logs.

[0031] The electrical components involved in the present application are all prior art, and those skilled in the art understand their connection methods. Through the personnel in the art, all electrical components in the present application are connected to their adapted power supply through wires, and according to the actual situation, a suitable controller is selected to meet the control requirements. The specific connection and control sequence are described below, and the working order of each electrical device is completed. The detailed connection means is a known technology in the art, and the working principle and process are mainly introduced below, and the electrical control is not described.

[0032] In summary: the ecological board processing log hydrothermal treatment device in use, the ecological board processing log is placed in the log placing groove 17, after the log placing is completed, the translation structure is used to drive the upper shell 2 to move, until the upper shell 2 seals the lower shell 1, at this time the logs are in the sealed cavity, the high-pressure steam for hydrothermal treatment of the logs enters the inner cavity of the upper shell 2 through the steam inlet pipe 3, the high-pressure steam in the inner cavity of the upper shell 2 is discharged to the inner cavity of the lower shell 1 through the exhaust hole 12, the high-pressure steam can uniformly heat the logs, and the excess high-pressure steam is discharged through the steam discharge pipe 9. During the use of the device, the electromagnet 22 is intermittently powered, after the electromagnet 22 is powered on, the electromagnet 22 is magnetically attracted to the log placing groove 17, fixing the position of the log placing groove 17, the vibration plate 20 vibrates, the vibration generated by the vibration plate 20 when working is transmitted to the logs through the log placing groove 17, making the logs vibrate, which can accelerate the speed of separation of the condensed water on the surface of the logs from the logs, facilitate uniform heating of the logs by high-pressure steam, and ensure the quality of hydrothermal treatment of the logs, which is beneficial to the production and processing of ecological boards. During the use of the device, the hot air circulating unit 6 works, so that the inner cavity of the shell wall flows with air having the same temperature as the high-pressure steam, avoiding the influence of the external environment on the temperature of the high-pressure steam, and further ensuring the quality of hydrothermal treatment of the logs.

[0033] The utility model uses to standard parts can be bought from market, and the special-shaped part can be ordered according to the record of specification and drawing, and the specific connecting mode of each part all adopts the conventional means such as bolt in prior art, and the machinery, parts and equipment all adopt conventional model in prior art, and this will not be described in detail, the content not being described in detail in the specification belongs to the prior art known to the person skilled in the art, although the embodiment of the utility model has been shown and described, for the ordinary skilled person in the art, it can be understood that the embodiment can be changed, modified, replaced and modified in various ways without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A log hydrothermal treatment device for ecological board processing, comprising a shell, a hot air circulating unit (6), characterized in that: The shell wall of the shell is a hollow structure, and an S-shaped flow channel is arranged in the inner cavity of the shell wall, a hot air outlet end of the hot air circulating unit (6) is connected with an air inlet end of the S-shaped flow channel, and an air outlet end of the S-shaped flow channel is connected with an air inlet end of the hot air circulating unit (6). The shell includes a lower shell (1) and an upper shell (2) connected with the lower shell (1) through a translation structure, the upper shell (2) is a hollow structure, a steam inlet pipe (3) is fixedly connected to the middle of the top of the inner cavity of the upper shell (2), exhaust holes (12) are uniformly arranged on the bottom of the inner cavity of the upper shell (2), and a steam outlet pipe (9) is arranged on one side of the lower shell (1). The inner cavity of the lower shell (1) is connected with a first lifting plate (19) through a lifting structure, the top of the first lifting plate (19) is fixedly connected with an isolation plate (18), electromagnets (22) are arranged on the two sides of the isolation plate (18), a vibrating plate (20) is arranged on the middle of the isolation plate (18), a log placing groove (17) is arranged on the top of the isolation plate (18), and the electromagnets (22) are magnetically attracted to the bottom of the log placing groove (17) when the electromagnets (22) are in an energized state.

2. The raw wood hydrothermal treatment device for ecological board processing according to claim 1, characterized in that: The translation structure includes a support seat fixedly connected with the lower shell (1), a ball screw one (5) movably connected with the top end of the support seat, a ball nut one threadedly connected with the outer ring of the ball screw one (5), the ball nut one fixedly connected with one side of the upper shell (2), a servo motor one (7) fixedly connected with the outer side of the support seat, and the output shaft end of the servo motor one (7) connected with the ball screw one (5).

3. The raw wood hydrothermal treatment device for ecological board processing according to claim 1, characterized in that: The bottom of the inner cavity of the lower shell (1) is inclined, the steam outlet pipe (9) is arranged at the low end of the bottom of the inner cavity of the lower shell (1), and the steam outlet pipe (9) is provided with an electric ball valve (10) close to one end of the lower shell (1).

4. The raw wood hydrothermal treatment device for ecological board processing according to claim 1, characterized in that: The inner cavities of the shell walls of the upper shell (2) and the lower shell (1) are fixedly connected with a partition plate (23), the partition plate (23) divides the inner cavities of the shell walls into S-shaped flow channels, the outer surface of the shell is wrapped with a heat preservation pad, the air inlet end of the S-shaped flow channel is connected with an air inlet pipe (8), the other end of the air inlet pipe (8) is connected with the hot air outlet end of the hot air circulating unit (6), the air outlet end of the S-shaped flow channel is connected with an air outlet pipe (4), and the other end of the air outlet pipe (4) is connected with the air inlet end of the hot air circulating unit (6).

5. The raw wood hydrothermal treatment device for ecological board processing according to claim 1, characterized in that: The lifting structure includes a ball screw two (21) connected with the lower shell (1), a ball nut two threadedly connected with the outer ring of the ball screw two (21), a lifting pipe (13) fixedly connected with the ball nut two, a second lifting plate (14) fixedly connected with the top of the lifting pipe (13), and a servo motor two (11) fixedly connected with the lower shell (1), the bottom of the other end of the second lifting plate (14) is fixedly connected with the first lifting plate (19), the middle of each of the two sides of the lower shell (1) is provided with the lifting structure, and the ball screw two (21) is driven by the servo motor two (11).

6. The raw wood hydrothermal treatment device for ecological board processing according to claim 1, characterized in that: The isolation plate (18), the first lifting plate (19) and the log placing groove (17) are all provided with draining holes.

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