CN216716848U - Agricultural and forestry waste drying device for biomass fuel preparation - Google Patents

Abstract

The utility model is as follows: the utility model provides an agriculture and forestry discarded object drying device is used in biomass fuel preparation, includes external heating cylinder and rotatory inner tube, and the part that rotatory inner tube is located external heating cylinder is equipped with a plurality of air vents, is equipped with a plurality of guide vane on the inner wall of rotatory inner tube, installs the air-dry subassembly that is used for the stoving material on the external heating cylinder, and the external heating cylinder below is equipped with mounting platform. The biomass fuel drying device can turn the biomass fuel to be dried, the biomass fuel is not easy to stack, and the biomass fuel is dried while turning, so that the drying efficiency is high, and the drying effect is good. In addition, the electric cylinder can drive the rotary inner cylinder to incline, so that the biomass fuel turning capacity of the biomass fuel dryer is improved, and the drying efficiency is further improved. The electronic jar can make things convenient for ejection of compact and feeding with switch door tilt down or tilt up.

Description

Agricultural and forestry waste drying device for biomass fuel preparation

Technical Field

The utility model relates to the technical field of drying, in particular to an agricultural and forestry waste drying device for biomass fuel preparation.

Background

The biomass fuel is generally agricultural and forestry waste (such as straw, sawdust, bagasse, rice chaff and the like), is mainly different from fossil fuel, and needs to be dried and pretreated when being processed. When current drying device heats biomass fuel, biomass fuel piles up easily, can not fully heat to lead to drying efficiency low, the poor problem of effect.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides an agricultural and forestry waste drying device for biomass fuel preparation.

In order to achieve the purpose, the utility model adopts the following technical scheme: an agricultural and forestry waste drying device for biomass fuel preparation comprises an external heating cylinder and a rotary inner cylinder rotatably connected with the external heating cylinder, wherein the rotary inner cylinder penetrates through the external heating cylinder, a plurality of air vents are formed in the part, located in the external heating cylinder, of the rotary inner cylinder, a plurality of guide blades are arranged on the inner wall of the rotary inner cylinder, a switch door for material inlet and outlet is installed on one side of the rotary inner cylinder, a plurality of electric heating rods axially parallel to the rotary inner cylinder are installed in the external heating cylinder, an air drying assembly for drying materials is installed on the external heating cylinder, a mounting platform is arranged below the external heating cylinder, two electric cylinders are hinged to one side of the top surface of the mounting platform, the upper ends of the electric cylinders are hinged to the bottom of the external heating cylinder, two vertical support frames are connected to the other side of the top surface of the mounting platform, and the upper ends of the support frames are hinged to the bottom of the external heating cylinder;

the outer heating cylinder is provided with a driving component for driving the rotary inner cylinder to rotate;

the air drying component comprises an air heater arranged on the external heating cylinder, an air outlet of the air heater is connected with a plurality of air inlet pipes, the air inlet pipes are connected with an internal hollow air outlet ring after penetrating through the side wall of the external heating cylinder, the air outlet ring is sleeved outside the rotary inner cylinder, a plurality of air outlet holes are formed in one side, facing the rotary inner cylinder, of the air outlet ring, and an exhaust fan is arranged on one side of the bottom of the external heating cylinder.

The driving assembly comprises a motor arranged at the top of the external heating cylinder, a first gear is arranged on an output shaft of the motor, a second gear is meshed with the first gear, the second gear is rotatably connected to the external heating cylinder, a gear ring is meshed with the second gear, and the gear ring is arranged on the rotary inner cylinder.

The electric heating rods are positioned in a gap formed between the outer heating cylinder and the rotating inner cylinder, and are uniformly distributed on the outer side of the rotating inner cylinder in the circumferential direction.

And the outer side walls of the outer heating cylinder and the air inlet pipe are respectively provided with a heat insulation layer.

The bottom of the external heating cylinder is provided with a plurality of dust outlets, and the dust outlets are provided with switch valves.

The utility model has the beneficial effects that: the biomass fuel drying device can turn the biomass fuel to be dried, the biomass fuel is not easy to stack, and the biomass fuel is dried while turning, so that the drying efficiency is high, and the drying effect is good. In addition, the electric cylinder can drive the rotary inner cylinder to incline, so that the biomass fuel turning capacity of the biomass fuel dryer is improved, and the drying efficiency is further improved. The electronic jar can make things convenient for ejection of compact and feeding with switch door tilt down or tilt up.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

in the figure: 1-external heating cylinder; 2-rotating the inner cylinder; 3-a vent hole; 4-guide vanes; 5, opening and closing the door; 6-electric heating rod; 7-air drying the component; 71-a hot air blower; 72-air inlet pipe; 73-air outlet ring; 74-air outlet holes; 75-an exhaust fan; 8-a drive assembly; 81-motor; 82-gear number one; 83-gear number two; 84-a gear ring; 9-mounting a platform; 10-an electric cylinder; 11-a support frame; 12-a dust outlet; 13-a switching valve;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

as shown in fig. 1, an agricultural and forestry waste drying device for biomass fuel preparation comprises an external heating cylinder 1 and a rotary inner cylinder 2 rotatably connected with the external heating cylinder 1, wherein the rotary inner cylinder 2 is rotatably connected with the external heating cylinder 1 through a bearing, the rotary inner cylinder 2 penetrates through the external heating cylinder 1, a plurality of vent holes 3 are formed in the part, located in the external heating cylinder 1, of the rotary inner cylinder 2, a plurality of guide blades 4 are arranged on the inner wall of the rotary inner cylinder 2, a switch door 5 for material inlet and outlet is installed on one side of the rotary inner cylinder 2, the switch door 5 is detachably fixed on the rotary inner cylinder 2 through a plurality of buckles, a plurality of electric heating rods 6 axially parallel to the rotary inner cylinder 2 are installed in the external heating cylinder 1, the electric heating rods 6 are located in a gap formed between the external heating cylinder 1 and the rotary inner cylinder 2, and the electric heating rods 6 are circumferentially and uniformly distributed on the outer side of the rotary inner cylinder 2; an air drying assembly 7 for drying materials is installed on the external heating cylinder 1, an installation platform 9 is arranged below the external heating cylinder 1, two electric cylinders 10 are hinged to one side of the top surface of the installation platform 9, the upper ends of the electric cylinders 10 are hinged to the bottom of the external heating cylinder 1, two vertical support frames 11 are connected to the other side of the top surface of the installation platform 9, and the upper ends of the support frames 11 are hinged to the bottom of the external heating cylinder 1;

install the rotatory drive assembly 8 of rotatory inner tube 2 of drive on the outer cartridge heater 1, drive assembly 8 is including installing the motor 81 at outer cartridge heater 1 top, No. 82 is installed to the output shaft of motor 81, No. 82 meshes No. two gears 83, No. two gears 83 rotate and connect on outer cartridge heater 1, No. two gears 83 meshes there is the ring gear 84, ring gear 84 is installed on rotatory inner tube 2, No. two gears 83's diameter is greater than No. 82, No. two gears 83 are the reducing gear of motor 81 to reduce the rotational speed of rotatory inner tube 2.

The air drying component 7 comprises an air heater 71 arranged on the external heating cylinder 1, an air outlet of the air heater 71 is connected with a plurality of air inlet pipes 72, the air inlet pipes 72 are connected with an air outlet ring 73 with a hollow inner part after penetrating through the side wall of the external heating cylinder 1, the air outlet ring 73 is sleeved outside the rotary inner cylinder 2, a plurality of air outlet holes 74 are formed in one side, facing the rotary inner cylinder 2, of the air outlet ring 73, and an exhaust fan 75 is arranged on one side of the bottom of the external heating cylinder 1.

The outer side walls of the outer heating cylinder 1 and the air inlet pipe 72 are both provided with heat preservation layers, and heat in the outer heating cylinder 1 and heat generated by the hot air blower 71 are lost.

The bottom of the external heating cylinder 1 is provided with a plurality of dust outlets 12, and the dust outlets 12 are provided with switch valves 13, so that dust in the external heating cylinder 1 can be cleaned conveniently.

When the biomass drying device works, the electric cylinder 10 works to lift the rotary inner cylinder 2 upwards, the switch door 5 faces upwards, biomass fuel to be dried is conveniently placed into the rotary inner cylinder 2, the switch door 5 is closed after feeding is finished, the motor 81 works to drive the rotary inner cylinder 2 to rotate, the guide blades 4 stir and turn over the biomass fuel, the problem of poor drying effect caused by easy stacking and caking of the biomass fuel is solved, hot air generated by the hot air blower 71 enters the rotary inner cylinder 2 through the air outlet 74 and the air vent 3 to dry the biomass fuel in the rotary inner cylinder 2, the drying effect is good, the electric heating rod 6 works, and the drying efficiency is further improved. In addition, the electric cylinder 10 can drive the rotary inner cylinder 2 to incline, thereby increasing the turning capacity of the biomass fuel and further improving the drying efficiency. The electric cylinder 10 can incline the switch door 5 downwards or upwards, so that the discharging and feeding are convenient.

The "first" and "second" in the present invention are only for distinguishing the names of different parts, and do not represent the specifications thereof, nor the mounting order thereof.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model 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 not to be considered limiting of the utility model.

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

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

The utility model has been described in connection with the accompanying drawings, it is to be understood that the utility model is not limited to the specific embodiments disclosed, but is intended to cover various modifications, adaptations or uses of the utility model, and all such modifications and variations are within the scope of the utility model.

Claims (5)

1. The agricultural and forestry waste drying device for preparing the biomass fuel is characterized by comprising an external heating cylinder (1) and a rotary inner cylinder (2) rotatably connected with the external heating cylinder (1), wherein the rotary inner cylinder (2) penetrates through the external heating cylinder (1), a plurality of air holes (3) are formed in the part, located in the external heating cylinder (1), of the rotary inner cylinder (2), a plurality of guide blades (4) are arranged on the inner wall of the rotary inner cylinder (2), a switch door (5) for material entering and exiting is installed on one side of the rotary inner cylinder (2), a plurality of electric heating rods (6) axially parallel to the rotary inner cylinder (2) are installed in the external heating cylinder (1), an air drying assembly (7) for drying the materials is installed on the external heating cylinder (1), a mounting platform (9) is arranged below the external heating cylinder (1), and two electric cylinders (10) are hinged to one side of the top surface of the mounting platform (9), the upper end of the electric cylinder (10) is hinged with the bottom of the external heating cylinder (1), the other side of the top surface of the mounting platform (9) is connected with two vertical supporting frames (11), and the upper end of each supporting frame (11) is hinged with the bottom of the external heating cylinder (1);

a driving component (8) for driving the rotary inner cylinder (2) to rotate is arranged on the outer heating cylinder (1);

air-dry subassembly (7) including installing air heater (71) on external heating section of thick bamboo (1), the air outlet of air heater (71) even has a plurality of air-supply lines (72), air-supply line (72) pass external heating section of thick bamboo (1) lateral wall back even has inside hollow air-out ring (73), air-out ring (73) cover is outside rotatory inner tube (2), and air-out ring (73) are equipped with a plurality of ventholes (74) towards one side of rotatory inner tube (2), air exhauster (75) are installed to external heating section of thick bamboo (1) bottom one side.

2. The agricultural and forestry waste drying device for preparing the biomass fuel according to claim 1, wherein the driving assembly (8) comprises a motor (81) installed at the top of the external heating cylinder (1), a first gear (82) is installed on an output shaft of the motor (81), a second gear (83) is meshed with the first gear (82), the second gear (83) is rotatably connected to the external heating cylinder (1), a gear ring (84) is meshed with the second gear (83), and the gear ring (84) is installed on the rotary inner cylinder (2).

3. The drying device for the agricultural and forestry waste for preparing the biomass fuel according to claim 2, wherein the electric heating rods (6) are positioned in a gap formed between the external heating cylinder (1) and the rotary inner cylinder (2), and the electric heating rods (6) are uniformly distributed on the outer side of the rotary inner cylinder (2) in the circumference.

4. The agricultural and forestry waste drying device for preparing the biomass fuel according to claim 3, wherein the outer side walls of the external heating cylinder (1) and the air inlet pipe (72) are both provided with insulating layers.

5. The agricultural and forestry waste drying device for preparing the biomass fuel according to claim 4, wherein a plurality of dust outlets (12) are formed in the bottom of the external heating cylinder (1), and switch valves (13) are mounted on the dust outlets (12).

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