Dust filtering device based on biomass fuel rough machining cooperation

Abstract

A dust filtering device based on biomass fuel rough machining matching comprises an air inlet pipe, a connecting sleeve is arranged at one end of the air inlet pipe, a plurality of dust suction pipes are arranged on the connecting sleeve, the other end of the air inlet pipe is connected with a filtering pipe through a plurality of connecting pipes, a filtering structure is arranged in the filtering pipe, and the filtering pipe is connected with an exhaust pipe through a breather pipe. A sucking pump is arranged on the exhaust pipe, and a plurality of synergistic structures matched with the filtering structures are arranged on the air inlet pipe. By the adoption of the structure, multi-station synchronous filtering is achieved, filtering pressure is divided into single, disassembly and assembly cooperation is flexible, cleaning and maintenance are convenient, filter element replacement is rapid, and filtering efficiency is high; the inner surface of the filter element is continuously swept during filtering, so that the condition that the filtering efficiency is reduced due to blockage after filtering for a long time is avoided, and the service life is prolonged; the device is simple in overall structure, long in service life, stable and excellent in filtering quality and high in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of biomass fuel processing equipment, in particular to a dust filtering device based on rough processing of biomass fuel. Background Art

[0002] Biomass fuel refers to the burning of biomass materials as fuel, which are generally agricultural and forestry waste (such as straw, sawdust, bagasse, rice bran, etc.). It is mainly different from fossil fuels. It uses agricultural and forestry waste as raw materials, and is made into various shapes (such as blocks, granules, etc.) through processes such as crushing, mixing, extrusion, and drying. It is a new type of clean fuel that can be directly burned.

[0003] In the rough processing of biomass fuel, agricultural and forestry wastes must be crushed first, which easily generates a lot of dust and large particles of impurities, affecting the air quality of the processing site, not only polluting the air environment, but also causing damage to the health of operators. Although the existing dust removal equipment can effectively filter dust and large particles of impurities in the air, it generally has a short service life and needs to be cleaned, maintained and replaced frequently. Otherwise, the filtering effect will be seriously reduced, and power consumption will increase, which has many disadvantages. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide a dust filtering device based on rough processing of biomass fuel, with multi-station synchronous filtering, single filtering pressure, flexible disassembly and assembly, convenient cleaning and maintenance, quick filter element replacement, and high filtering efficiency; the inner surface of the filter element is continuously swept during filtering to avoid clogging after a long filtering time, thereby reducing the filtering efficiency and extending the service life; the overall structure of the device is simple, the service life is long, the filtering quality is stable and excellent, and the practicability is strong.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a dust filtering device based on rough processing of biomass fuel, including an air intake pipe, one end of the air intake pipe is provided with a connecting sleeve, and a plurality of dust extraction pipes are provided on the connecting sleeve. The other end of the air intake pipe is connected to the filter pipe through a plurality of connecting pipes, and a filtering structure is provided in the filter pipe. The filter pipe is connected to the exhaust pipe through a ventilation pipe, and an air suction pump is provided on the exhaust pipe. The air intake pipe is provided with a plurality of efficiency-enhancing structures that cooperate with the filtering structure.

[0006] In a preferred embodiment, the filtering structure includes a support sleeve, a mounting cylinder is provided inside the support sleeve, a connecting flange and multiple groups of first ventilation filter grooves are provided on the outer wall of the support sleeve, multiple second ventilation filter grooves are provided on the mounting cylinder, and a filter cloth bag is provided between the support sleeve and the mounting cylinder for disassembly and assembly with the two.

[0007] In a preferred embodiment, the efficiency-enhancing structure includes a rotating shaft arranged on the air inlet pipe, one end of the rotating shaft is connected to the output end of the motor, the motor is connected to the air inlet pipe through a fixed seat, and the other end of the rotating shaft is connected to the mounting plate. Both ends of the mounting plate are provided with mounting rods that match the gap between the support sleeve and the mounting cylinder, and the mounting rods are provided with multiple groups of cleaning structures that match the filter bag.

[0008] In a preferred solution, the air inlet pipe is provided with a stabilizing sleeve that cooperates with the rotating shaft.

[0009] In a preferred solution, the cleaning structure includes a connecting head connected to the mounting rod, and the connecting head is provided with a plurality of bristles arranged in a blooming shape.

[0010] In a preferred solution, a fixing flange is provided on the filter tube, and the fixing flange, the connecting flange and the connecting tube are connected and fixed by a fixing piece.

[0011] The dust filtering device based on rough processing of biomass fuel provided by the utility model has the following beneficial effects by adopting the above structure:

[0012] (1) Multi-station synchronous filtration, single filtration pressure, flexible disassembly and assembly, easy cleaning and maintenance, quick filter element replacement, and high filtration efficiency;

[0013] (2) Continuously sweep the inner surface of the filter element during filtration to avoid clogging after a long period of filtration, thereby reducing filtration efficiency and extending its service life;

[0014] (3) The overall structure of the device is simple, the service life is long, the filtration quality is stable and excellent, and it is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 It is a schematic diagram of the air intake pipe and efficiency enhancement structure of the utility model.

[0018] Figure 3 It is a schematic diagram of the structure of the filtering part of the utility model.

[0019] Figure 4 It is a schematic diagram of the filtering structure of the utility model.

[0020] Figure 5 It is a schematic diagram of the filtering structure of the utility model.

[0021] Figure 6 It is a schematic diagram of the efficiency-enhancing structure of the utility model.

[0022] Figure 7 It is a schematic diagram of the cleaning structure of the utility model.

[0023] In the figure: air intake pipe 1, connecting sleeve 2, dust extraction pipe 3, connecting pipe 4, filter pipe 5, ventilation pipe 6, exhaust pipe 7, vacuum pump 8, efficiency enhancement structure 9, fixing part 10, fixing flange 11, filter structure 12, filter bag 13, supporting sleeve 14, mounting cylinder 15, connecting flange 16, first ventilation filter slot 17, second ventilation filter slot 18, rotating shaft 19, stabilizing sleeve 20, motor 21, fixing seat 22, mounting plate 23, mounting rod 24, cleaning brush structure 25, connecting head 26, and bristles 27. DETAILED DESCRIPTION

[0024] like Figure 1-7 In the invention, a dust filtering device based on rough processing of biomass fuel includes an air intake pipe 1, one end of the air intake pipe 1 is provided with a connecting sleeve 2, a plurality of dust extraction pipes 3 are provided on the connecting sleeve 2, the other end of the air intake pipe 1 is connected with a filter pipe 5 through a plurality of connecting pipes 4, a filter structure 12 is provided in the filter pipe 5, the filter pipe 5 is connected with an exhaust pipe 7 through a ventilation pipe 6, an exhaust pipe 7 is provided with an air pump 8, and a plurality of efficiency-enhancing structures 9 cooperating with the filter structure 12 are provided on the air intake pipe 1.

[0025] In the preferred solution, the filtering structure 12 includes a support sleeve 14, a mounting cylinder 15 is provided inside the support sleeve 14, a connecting flange 16 and a plurality of first ventilation filter slots 17 are provided on the outer wall of the support sleeve 14, a plurality of second ventilation filter slots 18 are provided on the mounting cylinder 15, and a filter bag 13 is provided between the support sleeve 14 and the mounting cylinder 15 to be detachably matched with the two. Double support and fixation, and the coordinated filtering and ventilation on both sides inside and outside greatly improve the efficiency and quality of filtering and ventilation.

[0026] In the preferred solution, the efficiency enhancement structure 9 includes a rotating shaft 19 arranged on the air intake pipe 1, one end of the rotating shaft 19 is connected to the output end of the motor 21, the motor 21 is connected to the air intake pipe 1 through the fixing seat 22, the other end of the rotating shaft 19 is connected to the mounting plate 23, both ends of the mounting plate 23 are provided with mounting rods 24 that match the gap between the support sleeve 14 and the mounting cylinder 15, and the mounting rods 24 are provided with multiple groups of cleaning structures 25 that match the filter bag 13. The inner wall of the filter surface is continuously cleaned to prevent its blockage from affecting the filtering efficiency, and the use of the filter structure is increased.

[0027] In the preferred solution, the air inlet pipe 1 is provided with a stabilizing sleeve 20 that cooperates with the rotating shaft 19. The stabilizing support ensures stable and smooth processing operation.

[0028] In a preferred solution, the cleaning structure 25 includes a connector 26 connected to the mounting rod 24, and a plurality of bristles 27 arranged in a blossoming shape are provided on the connector 26. The cleaning efficiency is improved by the coordination of multiple cleaning points.

[0029] In a preferred solution, the filter tube 5 is provided with a fixing flange 11, and the fixing flange 11, the connecting flange 16 and the connecting tube 4 are connected and fixed by a fixing member 10. The flange connection is tight and stable, and is convenient for assembly and disassembly.

[0030] The method of using the utility model is as follows: air containing dust or large particles of impurities is sucked into the air intake pipe 1 by the air pump 8 through multiple dust extraction pipes 3, purified after passing through multiple filter pipes 5, and then discharged from the exhaust pipe 7. The filter pipe 5 is connected to the internal filter structure 12 and the connecting pipe 4 by a flange structure, which is convenient for disassembly and maintenance, and replacement of the filter element. The efficiency-enhancing structure 9 continuously acts on the filtering surface of the filter bag 13 to keep the filtering surface of the filter bag 13 from being blocked, thereby maintaining stable and efficient filtering quality.

[0031] The beneficial effects of the utility model are: multi-station synchronous filtration, single filtration pressure, flexible disassembly and assembly, easy cleaning and maintenance, quick filter element replacement, and high filtration efficiency; the inner surface of the filter element is continuously swept during filtration to avoid clogging after a long filtration period, thereby reducing the filtration efficiency and extending the service life; the overall structure of the device is simple, the service life is long, the filtration quality is stable and excellent, and the practicability is strong.

Claims

1. A dust filtering device based on rough processing of biomass fuel, comprising an air intake pipe (1), characterized in that: One end of the air intake pipe (1) is provided with a connecting sleeve (2), and a plurality of dust extraction pipes (3) are provided on the connecting sleeve (2); the other end of the air intake pipe (1) is connected to a filter pipe (5) via a plurality of connecting pipes (4), a filter structure (12) is provided in the filter pipe (5), the filter pipe (5) is connected to an exhaust pipe (7) via a ventilation pipe (6), an exhaust pump (8) is provided on the exhaust pipe (7), and a plurality of efficiency enhancement structures (9) cooperating with the filter structure (12) are provided on the air intake pipe (1); The efficiency-enhancing structure (9) comprises a rotating shaft (19) arranged on the air intake pipe (1), one end of the rotating shaft (19) being connected to the output end of the motor (21), the motor (21) being connected to the air intake pipe (1) via a fixing seat (22), the other end of the rotating shaft (19) being connected to a mounting plate (23), both ends of the mounting plate (23) being provided with mounting rods (24) which are clearance-matched with the support sleeve (14) and the mounting cylinder (15), and the mounting rods (24) being provided with a plurality of cleaning structures (25) which are matched with the filter bag (13).

2. The dust filtering device based on rough processing of biomass fuel according to claim 1 is characterized in that: The filtering structure (12) comprises a support sleeve (14), a mounting cylinder (15) is arranged inside the support sleeve (14), a connecting flange (16) and a plurality of first ventilation filter slots (17) are arranged on the outer wall of the support sleeve (14), a plurality of second ventilation filter slots (18) are arranged on the mounting cylinder (15), and a filter bag (13) is arranged between the support sleeve (14) and the mounting cylinder (15) to be assembled and disassembled with the two.

3. The dust filtering device based on rough processing of biomass fuel according to claim 1 is characterized in that: The air intake pipe (1) is provided with a stabilizing sleeve (20) that cooperates with the rotating shaft (19).

4. The dust filtering device based on rough processing of biomass fuel according to claim 1 is characterized in that: The cleaning and brushing structure (25) comprises a connecting head (26) connected to the mounting rod (24), and a plurality of bristles (27) arranged in a blossoming shape are provided on the connecting head (26).

5. The dust filtering device based on rough processing of biomass fuel according to claim 1 is characterized in that: The filter tube (5) is provided with a fixing flange (11), and the fixing flange (11), the connecting flange (16) and the connecting tube (4) are connected and fixed by a fixing member (10).

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