CN210602593U

CN210602593U - Biomass fuel drying device that dehumidifies

Info

Publication number: CN210602593U
Application number: CN201921307475.XU
Authority: CN
Inventors: 谭佳丹; 谭家锋; 彭亮
Original assignee: Yichang Linong Straw Biomass Fuel Co ltd
Current assignee: Yichang Linong Straw Biomass Fuel Co ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-05-22
Anticipated expiration: 2029-08-13

Abstract

The utility model provides a biomass fuel dehumidification drying device, includes the box, the box in be equipped with the drying wheel, wear to be equipped with the pivot on the drying wheel, the pivot both ends set up respectively on two stabilizer blades, pivot wherein one end is passed through the drive belt and is connected with the motor, the stabilizer blade is all fixed on the interior bottom surface of box with the motor. By adopting the structure, the raw material drying efficiency of the biomass fuel can be accelerated, and the drying quality can be guaranteed, so that the raw material with higher quality can be provided, and the granulation forming operation at the later stage can be conveniently carried out.

Description

Biomass fuel drying device that dehumidifies

Technical Field

The utility model relates to a biomass fuel granule production field, especially a biomass fuel dehumidification drying device.

Background

The development of clean energy and global climate change are the focus of common attention of the current international society, only developed countries with less than 10 hundred million population realize modernization in the industrial process of more than 200 years all over the world, but global resources and ecology pay heavy cost for the same, and under the background, many countries represented by Europe and America have increased attention and investment on the utilization of biomass energy.

In order to promote the development and utilization of biomass through scientific planning, China government departments, scientific research institutes and international institutions carry out planning and prospective research work on the development and utilization of Chinese biomass in sequence. Agricultural biomass is an important energy resource in rural areas in China. At present, in the rural energy consumption structure in China, the production and life energy consumption proportion is respectively 44% and 56%, coal in production energy accounts for more than 50%, biomass accounts for 52% and coal accounts for 34%. In addition to unreasonable structure, rural energy consumption in China also faces problems of insufficient effective supply of commercial energy, low energy utilization rate, incomplete energy infrastructure construction and the like, and biomass briquette technology and industrial development are long-term strategic choices based on the background.

The biomass fuel granulation molding needs to dehumidify and dry raw materials, otherwise, the raw materials are difficult to mold, and the biomass raw materials are all natural raw materials, are highly humid and are easy to rot, lose due values and waste energy.

Disclosure of Invention

The utility model aims to solve the technical problem that a biomass fuel dehumidification drying device is provided, biomass fuel's raw materials drying efficiency can be accelerated, guarantee oven-dry mass to provide higher-quality raw materials, going on of the granulation shaping operation in the later stage of being convenient for.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a biomass fuel dehumidification drying device, includes the box, the box in be equipped with the drying wheel, wear to be equipped with the pivot on the drying wheel, the pivot both ends set up respectively on two stabilizer blades, pivot wherein one end is passed through the drive belt and is connected with the motor, the stabilizer blade is all fixed on the interior bottom surface of box with the motor.

In the preferred scheme, the inner bottom surface of the box body is provided with a supporting cylinder, the supporting cylinder is of a rectangular cylinder structure, the bottom surface of the box body in the supporting cylinder is provided with a through hole, the bottom of the box body is provided with a blanking hopper, the maximum horizontal section size of the blanking hopper is the same as that of the supporting cylinder, and the top surface of the supporting cylinder is in contact with the outer wall of the drying wheel.

In the preferred scheme, the drying wheel adopt a cylindrical mesh cage structure, a plurality of partition plates which are uniformly arranged at equal included angles are arranged in the drying wheel, and the partition plates divide the inside of the drying wheel into a plurality of fan-shaped cavities with equal volumes.

In a preferable scheme, a feeding door is arranged on the arc-shaped side wall of the drying wheel corresponding to one of the fan-shaped cavities in the drying wheel.

In the preferred scheme, the position that one of them lateral wall of box be close to the bottom on be equipped with main intake pipe, be equipped with the admission valve in the main intake pipe, main intake pipe one end is passed the box lateral wall and is connected with the "U" shape intake pipe midpoint point that sets up in the box, "U" shape intake pipe's both sides all are equipped with a plurality of intake pipes, lie in two sets of intake pipes that the intake pipe was propped up to "U" shape intake pipe both sides and set up respectively on two relative lateral walls of support cylinder.

In the preferred scheme, the top of the box body is provided with an air outlet pipe, and the air outlet pipe is provided with an air outlet valve.

In a preferred scheme, a hot gas return pipe is arranged between the air outlet pipe and the main air inlet pipe;

the end of the hot gas return pipe connected with the gas outlet pipe is positioned on the gas outlet pipe between the gas outlet valve and the box body, and the end of the hot gas return pipe connected with the main gas inlet pipe is positioned on the main gas inlet pipe between the gas inlet valve and the box body.

In a preferable scheme, an opening and closing door is arranged on the side wall of the box body.

The utility model provides a biomass fuel dehumidification drying device through adopting above-mentioned structure, has following beneficial effect:

(1) the motor drives the drying wheel to continuously rotate, so that the raw materials in the drying wheel can be driven to roll, the contact degree between the raw materials and hot air is improved, and the drying efficiency is improved;

(2) through the arranged partition plate, the raw materials can be taken to a higher position and then fall down in the rotating process of the drying wheel, so that the contact degree between the raw materials and hot air can be further improved;

(3) the hot air can flow back and fully utilize the heat in the hot air, and the energy consumption loss is reduced.

Drawings

The invention will be further explained with reference to the following figures and examples:

fig. 1 is a schematic view of the vertical structure of the present invention.

Fig. 2 is a schematic view of the three-dimensional structure of the drying wheel of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the supporting cylinder of the present invention.

Fig. 4 is a schematic view of a three-dimensional structure of the drying wheel and the support cylinder of the present invention in a combined state.

Fig. 5 is a schematic view of an external three-dimensional structure of the present invention.

In the figure: the drying device comprises a box body 1, a supporting cylinder 2, a drying wheel 3, a feeding door 301, supporting legs 4, a rotating shaft 5, a motor 6, a driving belt 7, a discharging hopper 8, a main air inlet pipe 9, an air inlet valve 10, a U-shaped air inlet pipe 11, a branch air inlet pipe 111, an air outlet pipe 12, an air outlet valve 13, a hot air return pipe 14, a partition plate 15 and an opening and closing door 16.

Detailed Description

As shown in fig. 1-5, a biomass fuel dehumidifying and drying device comprises a box body 1, wherein a drying wheel 3 is arranged in the box body 1, a rotating shaft 5 penetrates through the drying wheel 3, two ends of the rotating shaft 5 are respectively arranged on two support legs 4, one end of the rotating shaft 5 is connected with a motor 6 through a transmission belt 7, and the support legs 4 and the motor 6 are both fixed on the inner bottom surface of the box body 1.

In the preferred scheme, the inner bottom surface of the box body 1 is provided with a supporting cylinder 2, the supporting cylinder 2 is of a rectangular cylinder structure, the bottom surface of the box body 1 in the supporting cylinder 2 is provided with a through hole, the bottom of the box body 1 is provided with a blanking hopper 8, the maximum horizontal section size of the blanking hopper 8 is the same as that of the supporting cylinder 2, and the top surface of the supporting cylinder 2 is in contact with the outer wall of the drying wheel 3.

In the preferred scheme, drying wheel 3 adopt cylinder mould structure, be equipped with the baffle 15 that a plurality of contained angle equipartitions set up in the drying wheel 3, baffle 15 separates the inside fan-shaped cavity that forms a plurality of isovolumes of drying wheel 3.

In a preferred scheme, a feeding door 301 is arranged on the arc-shaped side wall of the drying wheel 3 corresponding to one of the fan-shaped cavities in the drying wheel 3.

In the preferred scheme, a main air inlet pipe 9 is arranged on a position, close to the bottom, of one side wall of the box body 1, an air inlet valve 10 is arranged on the main air inlet pipe 9, one end of the main air inlet pipe 9 penetrates through the side wall of the box body 1 and is connected with the middle point of a U-shaped air inlet pipe 11 arranged in the box body 1, a plurality of air inlet pipes 111 are arranged on two sides of the U-shaped air inlet pipe 11, and two groups of air inlet pipes 111 located on the two side walls, opposite to the supporting cylinder 2, of the U-shaped air inlet pipe 11 are respectively arranged on the two.

In a preferable scheme, an air outlet pipe 12 is arranged at the top of the box body 1, and an air outlet valve 13 is arranged on the air outlet pipe 12.

In a preferable scheme, a hot gas return pipe 14 is arranged between the air outlet pipe 12 and the main air inlet pipe 9;

the end of the hot gas return pipe 14 connected with the outlet pipe 12 is positioned on the outlet pipe 12 between the outlet valve 13 and the box body 1, and the end of the hot gas return pipe 14 connected with the main inlet pipe 9 is positioned on the main inlet pipe 9 between the inlet valve 10 and the box body 1.

In a preferable scheme, an opening and closing door 16 is arranged on the side wall of the box body 1.

The novel working principle is as follows:

after the opening and closing door 16 and the feeding door 301 are opened, raw materials are thrown into the drying wheel 3 through the feeding door 301, then the drying wheel 301 and the opening and closing door 16 are closed, the air inlet valve 10 and the air outlet valve 13 are opened, hot air is input into the supporting cylinder 2 from the branch air inlet pipe 111 through the main air inlet pipe 9 through the U-shaped air inlet pipe 11, then the hot air rises and contacts with the materials in the drying wheel 3, the purpose of heat exchange and drying is finished, and finally the hot air is output through the air outlet pipe 12.

Wherein admission valve 10 and air outlet valve 13 all adopt the butterfly valve, its degree of opening and shutting can be adjusted according to the demand, the initial stage that goes on in work, because hot-air's heat utilization rate is less, air outlet valve 13 can be closed completely and admission valve 10 is opened to a small margin, make hot air flow rate reduce, reach the dry purpose of abundant heat transfer, and when the operation goes on the later stage, after the heat in the hot-air after cyclic utilization has been make full use of, half open air outlet valve 13 and open admission valve 10 completely, make new hot-air carry out drying operation in can getting into box 1 fast.

By adopting the structure, the motor drives the drying wheel to continuously rotate, so that the raw materials in the drying wheel can be driven to roll, the contact degree between the raw materials and hot air is improved, and the drying efficiency is improved; through the arranged partition plate, the raw materials can be taken to a higher position and then fall down in the rotating process of the drying wheel, so that the contact degree between the raw materials and hot air can be further improved; the hot air can flow back and fully utilize the heat in the hot air, and the energy consumption loss is reduced.

Claims

1. The utility model provides a biomass fuel dehumidification drying device, includes box (1), characterized by: the drying device is characterized in that a drying wheel (3) is arranged in the box body (1), a rotating shaft (5) is arranged on the drying wheel (3) in a penetrating mode, two ends of the rotating shaft (5) are arranged on the two support legs (4) respectively, one end of the rotating shaft (5) is connected with a motor (6) through a driving belt (7), and the support legs (4) and the motor (6) are fixed on the inner bottom surface of the box body (1).

2. The biomass fuel dehumidifying and drying device according to claim 1, characterized in that: the inner bottom surface of the box body (1) is provided with a supporting cylinder (2), the supporting cylinder (2) adopts a rectangular cylinder structure, the bottom surface of the box body (1) in the supporting cylinder (2) is provided with a through hole, the bottom of the box body (1) is provided with a blanking hopper (8), the maximum horizontal section size of the blanking hopper (8) is the same as that of the supporting cylinder (2), and the top surface of the supporting cylinder (2) is contacted with the outer wall of the drying wheel (3).

3. The biomass fuel dehumidifying and drying device according to claim 1, characterized in that: drying wheel (3) adopt cylinder mould structure, be equipped with baffle (15) that a plurality of contained angle equipartitions set up such in drying wheel (3), baffle (15) are with inside the separating formation fan-shaped cavity of a plurality of isovolumes of drying wheel (3).

4. The biomass fuel dehumidifying and drying device according to claim 3, characterized in that: and a feeding door (301) is arranged on the arc-shaped side wall of the drying wheel (3) corresponding to one of the fan-shaped cavities in the drying wheel (3).

5. The biomass fuel dehumidifying and drying device according to claim 1, characterized in that: the box (1) one of them lateral wall be close to the position of bottom on be equipped with main intake pipe (9), be equipped with admission valve (10) on main intake pipe (9), main intake pipe (9) one end is passed box (1) lateral wall and is connected with "U" shape intake pipe (11) midpoint point that sets up in box (1), "U" shape intake pipe (11) all are equipped with a plurality of intake pipe (111) on the both sides, two sets of intake pipe (111) that are located "U" shape intake pipe (11) both sides branch intake pipe (111) set up respectively on two relative lateral walls of a support section of thick bamboo (2).

6. The biomass fuel dehumidifying and drying device according to claim 5, wherein: the top of the box body (1) is provided with an air outlet pipe (12), and the air outlet pipe (12) is provided with an air outlet valve (13).

7. The biomass fuel dehumidifying and drying device according to claim 6, wherein: a hot gas return pipe (14) is arranged between the air outlet pipe (12) and the main air inlet pipe (9);

one end of the hot gas return pipe (14) connected with the gas outlet pipe (12) is positioned on the gas outlet pipe (12) between the gas outlet valve (13) and the box body (1), and one end of the hot gas return pipe (14) connected with the main gas inlet pipe (9) is positioned on the main gas inlet pipe (9) between the gas inlet valve (10) and the box body (1).

8. The biomass fuel dehumidifying and drying device according to claim 1, characterized in that: the side wall of the box body (1) is provided with an opening and closing door (16).