Wood fiber powder drying equipment

Abstract

The utility model provides wood fiber powder drying equipment, which belongs to the technical field of drying equipment and comprises an outer barrel and a drying barrel. A stirring mechanism is installed in the drying cylinder and comprises a driving motor, a gear disc, a meshing gear, a connecting shaft penetrating to the center of the interior of the drying cylinder, a plurality of stirring plates circumferentially distributed and installed on the connecting shaft, two transmission wheels installed on an output shaft of the driving motor and the connecting shaft correspondingly, and a transmission belt arranged on the transmission wheels in a sleeving mode. According to the wood fiber powder drying device, the drying cylinder and the shifting plate synchronously rotate through the overturning mechanism, the rotating directions of the drying cylinder and the shifting plate are opposite, wood fiber powder can be effectively overturned, the phenomenon that the wood fiber powder sinks to the bottom is prevented, and the drying uniformity of the wood fiber powder is guaranteed; and water evaporated in straw powder of wood fibers is prevented from moving upwards and making contact with wood fiber powder located on the upper side, and the drying efficiency of the wood fiber powder is guaranteed.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of drying equipment, in particular to a wood fiber powder drying equipment. Background Art

[0002] Wood fiber is the most abundant natural polymer material in nature. It has the advantages of low density, low price, high strength, biodegradability and renewability.

[0003] The wood fiber powder needs to be dried during the production process. The prior art mostly uses heating and stirring to achieve rapid drying of the wood fiber powder. However, water will evaporate from the wood fiber powder during the drying process. Only stirring and heating methods cannot quickly discharge the water generated by the wood fiber powder during the drying process. The evaporated water in the straw powder of the wood fiber will still move upward and contact the wood fiber powder on the upper side, thereby affecting the drying efficiency of the wood fiber powder. Utility Model Content

[0004] The utility model mainly provides a wood fiber powder drying device to solve the technical problems raised in the above background technology.

[0005] The technical solution adopted by the utility model to solve the above technical problems is:

[0006] A wood fiber powder drying device comprises an outer cylinder and a drying cylinder, wherein the drying cylinder is located inside the outer cylinder, and a hot air inlet is arranged on the top of the outer cylinder;

[0007] A flipping mechanism is installed in the drying cylinder, and the flipping mechanism includes a driving motor installed at the bottom of the rear side of the outer cylinder, a gear plate sleeved on the outside of the drying cylinder, a meshing gear installed on the output shaft of the driving motor, a connecting shaft rotatably connected to the rear side of the inner part of the outer cylinder and extending to the center of the inner part of the drying cylinder, a plurality of paddles installed on the connecting shaft in a circumferentially distributed manner, two transmission wheels respectively installed on the output shaft of the driving motor and the connecting shaft, a transmission belt sleeved on the transmission wheel, the meshing gear meshes with the gear plate, and the paddle is located inside the drying cylinder.

[0008] Furthermore, the front sides of the drying drum and the outer drum body are both provided with openings, and the outer drum body and the front side of the drying drum are rotatably connected, and the front opening of the outer drum body is rotatably connected to a closed door cover via a hinge.

[0009] Furthermore, a handle is installed on the outer surface of the closed door cover.

[0010] Furthermore, an inverted T-shaped support base is installed at the bottom of the outer cylinder, the top area of ​​the support base is a hollow structure and is connected with the outer cylinder, and two slots are provided on both sides of the support base.

[0011] Furthermore, an exhaust pipe is provided on one side of the outer cylinder.

[0012] Furthermore, the drying cylinder is a copper cylinder.

[0013] Furthermore, a plurality of strip grooves are arranged at equal distances at the end of the pull plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The device adopts a double-layer design of an outer cylinder and a drying cylinder, so that hot air can dry the wood fiber powder inside the drying cylinder by conduction. At the same time, the drying cylinder and the paddle can rotate synchronously through a flipping mechanism, and the rotation directions of the two are opposite, which can effectively flip the wood fiber powder to prevent the wood fiber powder from sinking to the bottom, ensure the uniformity of the drying of the wood fiber powder, prevent the evaporated water in the straw powder located in the wood fiber from moving upward and contacting the wood fiber powder located on the upper side, and ensure the drying efficiency of the wood fiber powder.

[0016] The present invention will be explained in detail below with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of the utility model (closed door cover open);

[0018] Figure 2 This is a schematic diagram of the overall structure of the utility model (closed door cover closed);

[0019] Figure 3 This is a schematic diagram of the turning mechanism and drying drum structure of the utility model from a first perspective;

[0020] Figure 4 This is a schematic diagram of the turning mechanism and drying drum structure of the utility model from a second viewing angle.

[0021] In the figure: 10, outer cylinder; 11, hot air inlet; 12, exhaust pipe; 20, drying cylinder; 30, turning mechanism; 31, driving motor; 32, meshing gear; 33, gear plate; 34, transmission wheel; 35, transmission belt; 36, connecting shaft; 37, dial plate; 38, strip groove; 40, closing door cover; 41, handle; 50, supporting base. DETAILED DESCRIPTION

[0022] In order to facilitate the understanding of the present invention, the present invention will be described in more detail below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings, but the present invention can be implemented in different forms and is not limited to the embodiments described in the text. On the contrary, these embodiments are provided to make the content disclosed in the present invention more thorough and comprehensive.

[0023] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field to which the present invention belongs. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0025] For examples, please refer to the attached Figure 1-4 , a wood fiber powder drying device, comprising an outer cylinder 10 and a drying cylinder 20, wherein the drying cylinder 20 is located inside the outer cylinder 10, and a hot air inlet 11 is provided at the top of the outer cylinder 10;

[0026] A flipping mechanism 30 is installed in the drying cylinder 20, and the flipping mechanism 30 includes a driving motor 31 installed at the bottom of the rear side of the outer cylinder 10, a gear plate 33 sleeved on the outside of the drying cylinder 20, a meshing gear 32 installed on the output shaft of the driving motor 31, a connecting shaft 36 rotatably connected to the rear side of the inner part of the outer cylinder 10 and passing through the center of the inner part of the drying cylinder 20, a plurality of paddles 37 circumferentially installed on the connecting shaft 36, two transmission wheels 34 respectively installed on the output shaft of the driving motor 31 and the connecting shaft 36, a transmission belt 35 sleeved on the transmission wheel 34, the meshing gear 32 is meshed with the gear plate 33, and the paddle 37 is located inside the drying cylinder 20.

[0027] It should be noted that the driving motor 31 is electrically connected to a conventional controller, and the hot air inlet 11 can be connected to a hot air blower, so as to fill hot air into the outer cylinder 10 .

[0028] For details, please refer to the attached Figure 2The front sides of the drying drum 20 and the outer drum body 10 are both provided with openings, and the front sides of the outer drum body 10 and the drying drum 20 are rotatably connected, and the front opening of the outer drum body 10 is rotatably connected to a closing door cover 40 through a hinge;

[0029] Furthermore, a handle 41 is installed on the outer surface of the closing door cover 40;

[0030] In this embodiment, it should be noted that the rotational connection between the drying cylinder 20 and the outer cylinder body 10 allows the drying cylinder 20 to stably rotate inside the outer cylinder body 10. When the wood fiber powder needs to be dried and taken out, the handle 41 can be pulled to open the closed door cover 40 to perform this operation. A large amount of wood fiber powder can be filled at one time, thereby improving the drying efficiency.

[0031] For details, please refer to the attached Figure 2 The bottom of the outer cylinder 10 is provided with an inverted T-shaped support base 50, the top area of ​​the support base 50 is a hollow structure and is connected with the outer cylinder 10, and two slots are provided on both sides of the support base 50;

[0032] In this embodiment, it should be noted that the support base 50 can accommodate some components of the flip mechanism 30 and provide stable support for the outer cylinder 10, and a positioning component is installed in the slot on the support base 50 to achieve stable fixation of the device on the ground.

[0033] For details, please refer to the attached Figure 2 , an exhaust pipe 12 is provided on one side of the outer cylinder 10;

[0034] In this embodiment, it should be noted that the continuous injection of hot gas into the outer cylinder 10 will cause the internal pressure thereof to continuously increase, and part of the hot gas can be discharged through the exhaust pipe 12 to achieve pressure balance.

[0035] For details, please refer to the attached Figure 3 , the drying cylinder 20 is a copper cylinder;

[0036] In this embodiment, it should be noted that the copper cylinder has good thermal conductivity, so that hot air can pass through the drying cylinder 20 to effectively dry the wood fiber powder.

[0037] For details, please refer to the attached Figure 3 , a plurality of strip grooves 38 are arranged at equal distances at the end of the dial plate 37;

[0038] In this embodiment, it should be noted that due to the design of the flipping mechanism 30, the rotation directions of the paddle 37 and the drying drum 20 are opposite. At this time, the paddle 37 will stir the wood fiber powder, and the strip groove 38 can make the wood fiber powder in different intervals of the paddle 37 flow, preventing the wood fiber powder from being in one interval and affecting the flipping effect of the flipping mechanism 30 on the wood fiber powder.

[0039] The specific operation mode of the utility model is as follows:

[0040] First, open the closed door cover 40 to pour the wood fiber powder into the drying drum 20, then close the closed door cover 40, and then inject hot air into the outer cylinder 10 through the hot air inlet 11, and at the same time drive the motor 31 to operate, and transmit the transmission through the meshing gear 32 and the meshing gear plate 33, so that the drying drum 20 rotates, and through the cooperation of the transmission wheel 34 and the transmission belt 35, the multiple paddles 37 on the connecting shaft 36 rotate, and the rotation direction of the paddles 37 is opposite to the rotation direction of the drying drum 20, which can effectively paddle the wood fiber powder inside the drying drum 20, so that the wood fiber powder will not sink to the bottom. After the subsequent drying is completed, open the closed door cover 40 to take out the wood fiber powder.

[0041] The above description of the utility model in combination with the accompanying drawings is an exemplary description. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as the non-substantial improvements are made by adopting the method concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A wood fiber powder drying device, comprising an outer cylinder (10) and a drying cylinder (20), characterized in that: The drying cylinder (20) is located inside the outer cylinder (10), and a hot air inlet (11) is provided at the top of the outer cylinder (10); A turning mechanism (30) is installed in the drying cylinder (20), and the turning mechanism (30) comprises a driving motor (31) installed at the bottom of the rear side of the outer cylinder (10), a gear plate (33) sleeved on the outside of the drying cylinder (20), a meshing gear (32) installed on the output shaft of the driving motor (31), a connecting shaft (36) rotatably connected to the rear side of the inner part of the outer cylinder (10) and penetrating to the inner center of the drying cylinder (20), a plurality of paddles (37) installed on the connecting shaft (36) in a circumferentially distributed manner, two transmission wheels (34) respectively installed on the output shaft of the driving motor (31) and the connecting shaft (36), and a transmission belt (35) sleeved on the transmission wheel (34), the meshing gear (32) and the gear plate (33) meshing with each other, and the paddle (37) is located inside the drying cylinder (20).

2. The wood fiber powder drying equipment according to claim 1, characterized in that: The front sides of the drying cylinder (20) and the outer cylinder (10) are both provided with openings, and the front sides of the outer cylinder (10) and the drying cylinder (20) are rotatably connected, and the front opening of the outer cylinder (10) is rotatably connected to a closing door cover (40) via a hinge.

3. The wood fiber powder drying equipment according to claim 2, characterized in that: A handle (41) is installed on the outer surface of the closing door cover (40).

4. The wood fiber powder drying equipment according to claim 1, characterized in that: An inverted T-shaped support base (50) is installed at the bottom of the outer cylinder (10); the top area of ​​the support base (50) is a hollow structure and is connected to the outer cylinder (10); two slots are provided on both sides of the support base (50).

5. The wood fiber powder drying equipment according to claim 1, characterized in that: An exhaust pipe (12) is provided on one side of the outer cylinder (10).

6. The wood fiber powder drying equipment according to claim 1, characterized in that: The drying cylinder (20) is a copper cylinder.

7. The wood fiber powder drying equipment according to claim 1, characterized in that: The end of the dial plate (37) is provided with a plurality of strip-shaped grooves (38) at equal distances.

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