Efficient and environment-friendly air purification and dust removal equipment and use method thereof

Abstract

The invention discloses efficient and environment-friendly air purification and dust removal equipment and a use method thereof, and relates to the technical field of air purification. The efficient and environment-friendly air purification and dust removal equipment comprises an equipment shell, a pre-separation device, a humidification and dust suppression device and a main filtering device are fixedly installed in an inner cavity of the equipment shell, the humidification and dust suppression device is arranged above the pre-separation device, the main filtering device is arranged on one side of the humidification and dust suppression device, and the pre-separation device comprises a conical separation barrel; a tangential air inlet pipe is welded to the side wall of the upper portion of the conical separation barrel, a center exhaust pipe is welded to the middle of the top of the conical separation barrel, the humidification and dust suppression device comprises a protective shell, a connecting pipe is rotationally arranged in the middle of the top of the protective shell through a bearing, and an atomizing disc is fixedly connected to the bottom end of the connecting pipe; a water pump and a first motor are fixedly mounted on the upper surface of the protective shell, gradient fine treatment on dust-containing air is achieved, and the overall purification efficiency and treatment capacity are remarkably improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of air purification, in particular to a high-efficiency and environmentally friendly air purification and dust removal equipment and a use method thereof. BACKGROUND

[0002] Air purification and dust removal refers to the process of removing particulate matter and pollutants from the air through physical or chemical methods, aiming to improve indoor air quality. This technology mainly uses principles such as filtration, adsorption, electrostatic precipitation, or photocatalysis to effectively capture and decompose harmful substances such as dust, pollen, bacteria, viruses, and other harmful substances in the air. Common equipment includes air purifiers, whose core components such as HEPA filters can intercept tiny particles, and activated carbon layers can adsorb odors and chemical pollutants. Through continuous circulation of air treatment, air purification and dust removal technology provides a cleaner and healthier breathing environment for closed spaces such as homes and offices, especially for people in areas with high haze or sensitive to air quality.

[0003] The common air purification equipment on the market generally uses single filtering methods such as filter cartridges or filter bags to treat dust-containing air. Such equipment has obvious limitations when facing high-concentration and multi-form dust: on the one hand, coarse particle dust will directly impact and adhere to the surface of the precision filter material during the filtration process, which can easily cause filter hole blockage, significantly increase system operating resistance and energy consumption load, and greatly shorten the filter replacement cycle, resulting in increased maintenance costs; on the other hand, for dry and fine dust, the traditional equipment has low capture efficiency, and in the dust removal process, it is easy to cause secondary dust dispersion, forming secondary pollution. SUMMARY

[0004] In view of the deficiencies of the existing problems, the present application provides a high-efficiency and environmentally friendly air purification and dust removal equipment and a use method thereof, to solve the problems of filter material blockage, high energy consumption, frequent maintenance, low capture efficiency for fine dust, and secondary dust dispersion in the dust removal process when the traditional air purification equipment uses a single filtering method.

[0005] In order to solve the above problems, the present application is realized by the following technical scheme: a kind of high-efficient environmental protection air purification dust removal equipment, including equipment shell, pre-separation device, humidification dust suppression device and main filter device are fixedly installed in the inner chamber of the equipment shell, the humidification dust suppression device is arranged above pre-separation device, the main filter device is arranged in one side of humidification dust suppression device, the pre-separation device includes conical separation cylinder, tangential inlet pipe is welded on the upper portion lateral wall of the conical separation cylinder, central exhaust pipe is welded in the middle of the top of the conical separation cylinder, the humidification dust suppression device includes protective shell, connecting pipe is rotatably arranged in the middle of the top of the protective shell by bearing, the bottom end of the connecting pipe is fixedly connected with atomizing disc, water pump and first motor are fixedly installed on the upper surface of the protective shell, the output end of the bottom of the first motor is fixedly connected with first rotating shaft, the bottom end of the first rotating shaft is fixedly connected with first gear, second gear is fixedly connected on the outer surface of the connecting pipe, the side of the protective shell is welded with the communication gas guide pipe, the main filter device includes main filter shell, mounting bracket and fixed seat are fixedly connected on the inner wall of the main filter shell, second motor is fixedly installed in the inside of the mounting bracket, the output end of the top of the second motor is fixedly connected with second rotating shaft, the top end of the second rotating shaft is fixedly connected with mounting seat, filter cylinder is threadedly connected in the inside of the mounting seat, connecting block is arranged in the inside of the fixed seat, the end of the connecting block is fixedly connected with scraper.

[0006] Preferably, the outer surface of the conical separation cylinder is fixedly connected with first fixing bracket, the outer surface of the first fixing bracket is fixedly installed on the inner wall of the equipment shell, the inner wall of the conical separation cylinder is welded with spiral flow guide plate, and the bottom outlet of the conical separation cylinder is threadedly connected with coarse particle collection hopper.

[0007] Preferably, the outer surface of the protective shell is fixedly connected with second fixing bracket, the outer surface of the second fixing bracket is fixedly installed on the inner wall of the equipment shell, and the outer surface of the central exhaust pipe penetrates the bottom of the protective shell and extends to the inner chamber.

[0008] Preferably, the two sides of the water pump are respectively fixedly connected with first water guide pipe and second water guide pipe, the end of the second water guide pipe away from the water pump extends to the inside of the connecting pipe, the middle part of the second water guide pipe is fixedly installed with control valve, and the first gear is engaged with the second gear.

[0009] Preferably, the outer surface of the main filter shell is fixedly connected with third fixing bracket, the outer surface of the third fixing bracket is fixedly installed on the inner wall of the equipment shell, and the end of the communication gas guide pipe away from the protective shell is connected with the main filter shell.

[0010] Preferably, the top of the main filter housing is fixedly installed with an upper cover through a lock buckle, an air outlet hose is fixedly connected to the inside of the upper cover, a top cover is fixedly connected to the outer surface of the bottom end of the air outlet hose, the top cover is arranged at the top of the filter cartridge, and a sealing ring is arranged on the outer surface of the top cover.

[0011] Preferably, one end of the air outlet hose away from the top cover is fixedly connected with a negative pressure fan, one side of the negative pressure fan away from the air outlet hose is fixedly connected with a terminal exhaust pipe, and the bottom outlet of the main filter housing is threadedly connected with an ash collecting groove.

[0012] Preferably, the scraper is in contact with the outer surface of the filter cartridge, a limiting hole is arranged on the upper surface of the connecting block, a plug rod is sleeved on the top of the fixing seat, and the outer surface of the plug rod is matched with the inside of the limiting hole.

[0013] Preferably, a pull block is fixedly connected to the top end of the plug rod, a spring is sleeved on the outside of the plug rod, the top end of the spring is fixedly connected to the lower surface of the pull block, and the bottom end of the spring is fixedly connected to the upper surface of the fixing seat.

[0014] A use method of the high-efficiency and environment-friendly air purification and dust removal equipment, comprising the following steps: S1: starting the negative pressure fan, so that dust-containing air enters the conical separation cylinder of the pre-separation device through the tangential air inlet pipe, forms a cyclone under the guidance of the spiral guide plate, coarse particles are separated and fall into the coarse particle collecting hopper under the action of centrifugal force, and the preliminarily purified gas is discharged through the central exhaust pipe; S2: the preliminarily purified gas enters the humidification and dust suppression device, the first motor drives the connecting pipe and the atomizing disc to rotate through the meshing of the first gear and the second gear, the water pump and the first motor are started, the water pump delivers water to the connecting pipe through the second water guide pipe, and the water is atomized and sprayed out by the atomizing disc, so as to humidify and suppress dust of the gas; S3: the humidified gas enters the main filter device through the communication air guide pipe, is finely filtered through the rotating filter cartridge, the second motor drives the filter cartridge to rotate, the scraper removes the dust attached to the outer surface of the filter cartridge, and the dust falls into the ash collecting groove; S4: the purified gas is discharged through the terminal exhaust pipe by the negative pressure fan and the air outlet hose; S5: the coarse particle collecting hopper and the ash collecting groove are cleaned regularly, and the filter cartridge and the scraper are replaced or cleaned as needed. Advantages

[0015] The application provides a high-efficiency and environment-friendly air purification and dust removal equipment and a use method thereof. 1. The efficient and environmentally friendly air purification and dust removal equipment and its use method, by adopting a multi-stage collaborative purification system composed of a pre-separation device, a humidification and dust suppression device and a main filter device, gradient fine treatment of dust-containing air is realized, the pre-separation device first removes coarse particles efficiently, reduces the load of the rear-end treatment, the humidification device makes the fine dust wet and heavy, and the agglomeration is large, which greatly improves the subsequent filtration efficiency and has a good dust suppression effect, and the main filter device finally completes the efficient capture of wet fine particles. The multi-stage linkage design significantly improves the overall purification efficiency and processing capacity.

[0016] 2. The efficient and environmentally friendly air purification and dust removal equipment and its use method, by the unique design of the tangential inlet pipe and the spiral guide plate in the pre-separation device, the airflow forms a strong rotating vortex in the conical separation cylinder, fully utilizing the principle of centrifugal force to realize gas-solid separation. This physical separation method has high efficiency, relatively small resistance, and does not require additional consumables, effectively removing most of the coarse dust particles, providing front protection for the core filter component, reducing the running resistance of the equipment and the loss speed of the core filter material, and combining high efficiency and economy.

[0017] 3. The efficient and environmentally friendly air purification and dust removal equipment and its use method, by the structural design of the first motor driving gear set driving the connecting pipe and the atomizing disc rotating at high speed, realizing the centrifugal atomization of water. The rotating atomizing disc can produce extremely fine and uniform water mist, greatly increasing the contact area and mixing efficiency of water and dust particles, thereby achieving excellent wetting and dust suppression effect with minimal water consumption, effectively preventing dry fine powder from flying again during subsequent filtration and ash removal, and ensuring the stability of the purification effect.

[0018] 4. The efficient and environmentally friendly air purification and dust removal equipment and its use method, by adopting a filter cylinder connected by threads and a quick-release scraper structure composed of a plug rod, a spring and a limiting hole, greatly simplifying the core maintenance operation. When replacing or cleaning the filter cylinder, you only need to open the upper cover and unscrew the old cylinder. When disassembling the scraper, you only need to simply pull the plug rod to unlock. This humanized design significantly reduces the difficulty and time cost of daily maintenance of the equipment, ensuring that the equipment can run continuously, efficiently and stably. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The overall structure diagram of the present application; Figure 2 The structure diagram of the pre-separation device of the present application; Figure 3 The plane structure diagram of the pre-separation device of the present application; Figure 4 The structure diagram of the humidification and dust suppression device of the present application; Figure 5It is a structural schematic view of the main filtering device of the present application. Figure 6 It is a structural schematic view of the amplification of the present application A.

[0020] In the figure: 1, device shell; 2, pre-separation device; 3, humidification dust suppression device; 4, main filtering device; 5, conical separation cylinder; 6, first fixing frame; 7, tangential air inlet pipe; 8, spiral guide plate; 9, coarse particle collection hopper; 10, central exhaust pipe; 11, protective shell; 12, second fixing frame; 13, connecting pipe; 14, atomizing disc; 15, water pump; 16, first motor; 17, first water guide pipe; 18, second water guide pipe; 19, control valve; 20, first rotating shaft; 21, first gear; 22, second gear; 23, communication air guide pipe; 24, main filtering shell; 25, third fixing frame; 26, mounting frame; 27, second motor; 28, second rotating shaft; 29, mounting seat; 30, filtering cylinder; 31, upper cover; 32, air outlet hose; 33, top cover; 34, sealing ring; 35, dust collection groove; 36, negative pressure fan; 37, terminal exhaust pipe; 38, fixing seat; 39, connecting block; 40, scraper; 41, limiting hole; 42, insertion rod; 43, pull block; 44, spring. DETAILED DESCRIPTION

[0021] The present application will be further described below in conjunction with the drawings and specific embodiments. The embodiments of the present application are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments are chosen and described in order to best explain the principles of the application and its practical application, and to enable others skilled in the art to understand the application for various embodiments with various modifications as are suited to the particular use contemplated. EMBODIMENTS

[0022] As Figures 1-6As shown, the present application provides a technical scheme: an efficient environmental protection air purification dust removal equipment, including equipment shell 1, the inner cavity of equipment shell 1 is fixedly installed with pre-separation device 2, humidification dust suppression device 3 and main filter device 4, humidification dust suppression device 3 is arranged above pre-separation device 2, main filter device 4 is arranged at one side of humidification dust suppression device 3, pre-separation device 2 includes conical separation cylinder 5, tangential inlet pipe 7 is welded on the upper portion side wall of conical separation cylinder 5, central exhaust pipe 10 is welded at the middle of the top of conical separation cylinder 5, humidification dust suppression device 3 includes protective shell 11, connecting pipe 13 is rotatably arranged at the middle of the top of protective shell 11 through bearing, atomizing disc 14 is fixedly connected to the bottom end of connecting pipe 13, water pump 15 and first motor 16 are fixedly installed on the upper surface of protective shell 11, first rotating shaft 20 is fixedly connected to the output end of the bottom of first motor 16, first gear 21 is fixedly connected to the bottom end of first rotating shaft 20, second gear 22 is fixedly connected to the outer surface of connecting pipe 13, communication air guide pipe 23 is welded on one side of protective shell 11, main filter device 4 includes main filter shell 24, mounting bracket 26 and fixing seat 38 are fixedly connected to the inner wall of main filter shell 24, second motor 27 is fixedly installed in the inside of mounting bracket 26, second rotating shaft 28 is fixedly connected to the output end of the top of second motor 27, mounting seat 29 is fixedly connected to the top end of second rotating shaft 28, filter cylinder 30 is screwedly connected to the inside of mounting seat 29, connecting block 39 is arranged in the inside of fixing seat 38, scraper 40 is fixedly connected to the end of connecting block 39.

[0023] The outer surface of conical separation cylinder 5 is fixedly connected with first fixing bracket 6, the outer surface of first fixing bracket 6 is fixedly installed on the inner wall of equipment shell 1, the inner wall of conical separation cylinder 5 is welded with spiral flow guide plate 8, coarse particle collecting hopper 9 is screwedly connected to the bottom outlet of conical separation cylinder 5, spiral flow guide plate 8 is used for guiding the airflow entering the cylinder to form a rotating vortex, and the coarse particles are separated out by centrifugal force, and the coarse particle collecting hopper 9 is screwedly connected, so that the separated coarse particles can be collected and temporarily stored.

[0024] The outer surface of protective shell 11 is fixedly connected with second fixing bracket 12, the outer surface of second fixing bracket 12 is fixedly installed on the inner wall of equipment shell 1, the outer surface of central exhaust pipe 10 penetrates through the bottom of protective shell 11 and extends to the inner cavity, and the central exhaust pipe 10 is used for guiding the pre-separated gas into the inside of protective shell 11, so that subsequent humidification treatment can be carried out.

[0025] The first water guide pipe 17 and the second water guide pipe 18 are fixedly connected to the two sides of the water pump 15 respectively, the second water guide pipe 18 extends to the inside of the connecting pipe 13 at the end away from the water pump 15, the control valve 19 is fixedly installed at the middle part of the second water guide pipe 18, the first gear 21 is engaged with the second gear 22, the first water guide pipe 17 is used for leading the external water source into the water pump 15, the second water guide pipe 18 is used for conveying the water pressurized by the water pump 15 to the rotating connecting pipe 13, the control valve 19 is used for adjusting and controlling the water supply flow, and the engagement transmission of the first gear 21 and the second gear 22 transmits the power of the first motor 16 to the connecting pipe 13, drives the rotating atomizing disc 14 to rotate to realize the centrifugal atomization of the water liquid.

[0026] The third fixing frame 25 is fixedly connected to the outer surface of the main filter shell 24, the third fixing frame 25 is fixedly installed on the inner wall of the equipment shell 1, the communicating air guide pipe 23 is connected with the main filter shell 24 at the end away from the protective shell 11, and the communicating air guide pipe 23 serves as an air flow channel and conveys the gas treated by humidification from the humidification dust suppression device 3 to the inside of the main filter device 4 for next step filtration.

[0027] The upper cover 31 is fixedly installed on the top of the main filter shell 24 through a lock buckle, the air outlet hose 32 is fixedly connected to the inside of the upper cover 31, the top cover 33 is fixedly connected to the bottom end of the air outlet hose 32, the top cover 33 is arranged on the top of the filter cylinder 30, the outer surface of the top cover 33 is provided with a sealing ring 34, the upper cover 31 is quickly opened and closed through the lock buckle, the inside filter cylinder 30 is maintained, the air outlet hose 32 is used for leading out the purified gas, the top cover 33 cooperates with the sealing ring 34, the sealing property of the top outlet of the filter cylinder 30 is ensured, and the unfiltered gas is prevented from leaking.

[0028] The negative pressure fan 36 is fixedly connected to the end of the air outlet hose 32 away from the top cover 33, the terminal exhaust pipe 37 is fixedly connected to the side of the negative pressure fan 36 away from the air outlet hose 32, the dust collecting groove 35 is threadedly connected to the bottom outlet of the main filter shell 24, the negative pressure fan 36 provides suction power for the whole system, the gas can continuously pass through each level of treatment device, the terminal exhaust pipe 37 is used for exhausting the finally purified air to the outside, the dust collecting groove 35 is threadedly connected and is convenient to disassemble and clean, and is used for collecting the fine particle dust scraped off in the main filtering process.

[0029] The scraping plate 40 is in contact with the outer surface of the filter cylinder 30, the limiting hole 41 is arranged on the upper surface of the connecting block 39, the fixed seat 38 is sleeved with the insertion rod 42 on the top, the outer surface of the insertion rod 42 is matched with the inside of the limiting hole 41, and the scraping plate 40 is used for scraping off the dust adhered to the outer surface of the rotating filter cylinder 30 to prevent the filter hole from being blocked.

[0030] The top end of the inserting rod 42 is fixedly connected with a pulling block 43, the outside of the inserting rod 42 is sleeved with a spring 44, the top end of the spring 44 is fixedly connected with the lower surface of the pulling block 43, the bottom end of the spring 44 is fixedly connected with the upper surface of the fixed seat 38, the spring 44 provides the inserting rod 42 with continuous pressing force by using the elastic recovery force thereof, so that the inserting rod 42 can be stably inserted into the limiting hole 41 in the locked state, thereby ensuring the stability of the scraper 40 in the working process.

[0031] A use method of the high-efficiency and environment-friendly air purification and dust removal equipment, comprising the following steps: S1: starting the negative pressure fan 36, so that the dust-containing air enters the conical separation cylinder 5 of the pre-separation device 2 through the tangential air inlet pipe 7, forms a cyclone under the guidance of the spiral guide plate 8, the coarse particles are separated under the action of centrifugal force and fall into the coarse particle collecting hopper 9, and the preliminarily purified gas is discharged through the central exhaust pipe 10; S2: the preliminarily purified gas enters the humidification and dust suppression device 3, the first motor 16 drives the connecting pipe 13 and the atomizing disc 14 to rotate through the meshing of the first gear 21 and the second gear 22, the water pump 15 and the first motor 16 are started, the water pump 15 delivers water to the connecting pipe 13 through the second water guide pipe 18, and the water is atomized and sprayed out by the atomizing disc 14, so as to humidify and suppress dust of the gas; S3: the humidified gas enters the main filter device 4 through the communication air guide pipe 23, is finely filtered through the rotating filter cylinder 30, the second motor 27 drives the filter cylinder 30 to rotate, and the scraper 40 scrapes off the dust attached to the outer surface of the filter cylinder 30, and the dust falls into the dust collecting groove 35; S4: the purified gas is discharged through the exhaust pipe 37 at the tail end by the negative pressure fan 36 and the air outlet hose 32; S5: the coarse particle collecting hopper 9 and the dust collecting groove 35 are cleaned regularly, and the filter cylinder 30 and the scraper 40 are replaced or cleaned as needed.

[0032] The working principle of the above embodiment is as follows: In use, the dust-containing air enters the inside of the conical separation cylinder 5 of the pre-separation device 2 tangentially by the tangential air inlet pipe 7 under the suction of the negative pressure fan 36, the airflow forms a rotating flow under the flow guiding action of the spiral guide plate 8, the coarse particles are thrown to the inner wall of the conical separation cylinder 5 under the action of centrifugal force and slide down along the wall, and finally fall into the coarse particle collecting hopper 9 which is threadedly connected to the bottom, and the preliminarily purified gas moves upward and is discharged through the central exhaust pipe 10 at the top of the conical separation cylinder 5 into the protective shell 11.

[0033] The gas after the primary purification enters the protective shell 11 of the humidification and dust suppression device 3, the first motor 16 is started, the output end of the first motor 16 drives the first gear 21 to rotate through the first rotating shaft 20, the first gear 21 is engaged with the second gear 22 fixed to the outside of the connecting pipe 13, so as to drive the connecting pipe 13 and the atomizing disc 14 fixed to the bottom end of the connecting pipe 13 to rotate together, at the same time, the water pump 15 is started, the water pump 15 sucks water from the water source through the first water guide pipe 17, and then pumps the water into the rotating connecting pipe 13 through the second water guide pipe 18, the water flow finally reaches the high-speed rotating atomizing disc 14 and is centrifugally atomized to form fine water mist, the gas is fully mixed with the atomized water mist, and the fine dust particles in the gas are wrapped, weighted and agglomerated by the water mist, so that the humidification and dust suppression are realized.

[0034] The gas after the humidification treatment enters the main filter shell 24 of the main filter device 4 through the communication gas guide pipe 23 welded on one side of the protective shell 11, the gas passes through the rotating filter cylinder 30 from outside to inside to perform fine filtration, the filtered clean gas passes through the filter cylinder 30 upwards, is discharged through the gas outlet hose 32 fixed to the inside of the upper cover 31, and is finally discharged from the equipment through the tail gas discharge pipe 37 under the suction of the negative pressure fan 36, the second motor 27 drives the mounting seat 29 to rotate through the second rotating shaft 28, so that the filter cylinder 30 connected to the mounting seat 29 by screwing is continuously rotated, the dust attached to the outer surface of the filter cylinder 30 is scraped off by the scraper 40 fixedly arranged, the scraped dust falls into the dust collecting groove 35 screwed to the bottom of the main filter shell 24 under the action of gravity, the bottom end of the gas outlet hose 32 is provided with the top cover 33, and the sealing ring 34 is arranged to ensure the sealing with the top of the filter cylinder 30, the threaded coarse particle collecting hopper 9 and the dust collecting groove 35 need to be regularly cleaned to remove dust, and according to the actual use condition, the upper cover 31 fixed by the lock is opened, the filter cylinder 30 is replaced or cleaned, so that the long-term and high-efficiency operation of the equipment is maintained, in addition, the scraper 40 is arranged in a detachable structure, so that the scraper 40 is convenient to replace or maintain, when the scraper 40 needs to be replaced or maintained, the operator only needs to pull the pull block 43 fixed to the top end of the insertion rod 42 upwards, the pulling force overcomes the elastic force of the spring 44, the insertion rod 42 moves upwards as a whole, the lower end of the insertion rod 42 is completely withdrawn from the limiting hole 41 of the connecting block 39, once the insertion rod 42 is separated from the limiting hole 41, the mechanical locking between the connecting block 39 and the fixed seat 38 is released, at this time, the connecting block 39 and the scraper 40 at the end thereof can be directly taken out from the fixed seat 38, the installation process is opposite to the above, after the connecting block 39 is placed into the fixed seat 38 and aligned, the pull block 43 is released, the spring 44 automatically presses the insertion rod 42 into the limiting hole 41, and quick locking is realized.

[0035] Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art and related fields without creative labor should belong to the protection scope of the present application. The structures, devices and operation methods not specifically described and explained in the present application are implemented according to the conventional means in the art, if not specifically described and limited.

Claims

1. A high-efficiency environmentally friendly air purification and dust removal device, comprising a device shell (1), characterized in that: The inner cavity of the equipment shell (1) is fixedly provided with a pre-separation device (2), a humidification and dust suppression device (3) and a main filter device (4), the humidification and dust suppression device (3) is arranged above the pre-separation device (2), the main filter device (4) is arranged on one side of the humidification and dust suppression device (3), the pre-separation device (2) comprises a conical separation cylinder (5), a tangential air inlet pipe (7) is welded to the upper side wall of the conical separation cylinder (5), a central exhaust pipe (10) is welded to the middle of the top of the conical separation cylinder (5), the humidification and dust suppression device (3) comprises a protective shell (11), a connecting pipe (13) is rotatably arranged in the middle of the top of the protective shell (11) through a bearing, the bottom end of the connecting pipe (13) is fixedly connected with an atomizing disc (14), a water pump (15) and a first motor (16) are fixedly arranged on the upper surface of the protective shell (11), the output end of the bottom of the first motor (16) is fixedly connected with a first rotating shaft (20), the bottom end of the first rotating shaft (20) is fixedly connected with a first gear (21), a second gear (22) is fixedly connected to the outer surface of the connecting pipe (13), a communication air guide pipe (23) is welded to one side of the protective shell (11), the main filter device (4) comprises a main filter shell (24), a mounting frame (26) and a fixing seat (38) are fixedly connected to the inner wall of the main filter shell (24), a second motor (27) is fixedly arranged in the mounting frame (26), the output end of the top of the second motor (27) is fixedly connected with a second rotating shaft (28), the top end of the second rotating shaft (28) is fixedly connected with a mounting seat (29), a filter cylinder (30) is threadedly connected to the inside of the mounting seat (29), a connecting block (39) is arranged in the fixing seat (38), the end of the connecting block (39) is fixedly connected with a scraper (40).

2. The high-efficiency environmentally friendly air purification and dust removal equipment according to claim 1, characterized in that: The outer surface of the conical separation cylinder (5) is fixedly connected with a first fixing frame (6), the outer surface of the first fixing frame (6) is fixedly arranged on the inner wall of the equipment shell (1), the inner wall of the conical separation cylinder (5) is welded with a spiral guide plate (8), the bottom outlet of the conical separation cylinder (5) is threadedly connected with a coarse particle collecting hopper (9).

3. The high-efficiency environmentally friendly air purification and dust removal equipment according to claim 1, characterized in that: The outer surface of the protective shell (11) is fixedly connected with a second fixing frame (12), the outer surface of the second fixing frame (12) is fixedly arranged on the inner wall of the equipment shell (1), the outer surface of the central exhaust pipe (10) penetrates through the bottom of the protective shell (11) and extends to the inner cavity.

4. The high-efficiency environmentally friendly air purification and dust removal equipment according to claim 1, characterized in that: The two sides of the water pump (15) are fixedly connected with a first water guide pipe (17) and a second water guide pipe (18) respectively, the end, away from the water pump (15), of the second water guide pipe (18) extends to the inside of the connecting pipe (13), a control valve (19) is fixedly arranged in the middle of the second water guide pipe (18), the first gear (21) is engaged with the second gear (22).

5. The high-efficiency environmentally friendly air purification and dust removal equipment according to claim 1, characterized in that: The outer surface of the main filter shell (24) is fixedly connected with a third fixing frame (25), the outer surface of the third fixing frame (25) is fixedly installed on the inner wall of the equipment shell (1), and one end of the communication air guide pipe (23) away from the protective shell (11) is connected with the main filter shell (24).

6. The high-efficiency environmentally friendly air purification and dust removal equipment according to claim 1, characterized in that: The top of the main filter shell (24) is fixedly installed with an upper cover (31) through a lock buckle, the inner portion of the upper cover (31) is fixedly connected with an air outlet hose (32), the outer surface of the bottom end of the air outlet hose (32) is fixedly connected with a top cover (33), the top cover (33) is arranged on the top of the filter cartridge (30), and the outer surface of the top cover (33) is provided with a sealing ring (34).

7. The high-efficiency environmentally friendly air purification and dust removal device according to claim 6, characterized in that: One end of the air outlet hose (32) away from the top cover (33) is fixedly connected with a negative pressure fan (36), one side of the negative pressure fan (36) away from the air outlet hose (32) is fixedly connected with a terminal exhaust pipe (37), and the bottom outlet of the main filter shell (24) is threadedly connected with an ash collecting groove (35).

8. The high-efficiency environmentally friendly air purification and dust removal equipment according to claim 1, characterized in that: The scraper (40) is in contact with the outer surface of the filter cartridge (30), the upper surface of the connecting block (39) is provided with a limiting hole (41), the top of the fixing seat (38) is sleeved with a plug rod (42), and the outer surface of the plug rod (42) is matched with the inner portion of the limiting hole (41).

9. The high-efficiency environmentally friendly air purification and dust removal device according to claim 8, characterized in that: The top end of the plug rod (42) is fixedly connected with a pull block (43), the outer portion of the plug rod (42) is sleeved with a spring (44), the top end of the spring (44) is fixedly connected to the lower surface of the pull block (43), and the bottom end of the spring (44) is fixedly connected to the upper surface of the fixing seat (38).

10. The use of a high-efficiency environmentally friendly air purification and dust removal equipment according to claims 1-9, characterized in that, The method comprises the following steps: S1: the negative pressure fan (36) is started, dust-containing air enters the conical separation cylinder (5) of the pre-separation device (2) through the tangential air inlet pipe (7), forms a cyclone under the guidance of the spiral flow guide plate (8), coarse particles are separated and fall into the coarse particle collecting hopper (9) under the action of centrifugal force, and the gas after preliminary purification is discharged through the central exhaust pipe (10); S2: the gas after preliminary purification enters the humidification and dust suppression device (3), the first motor (16) drives the connecting pipe (13) and the atomizing disc (14) to rotate through the meshing of the first gear (21) and the second gear (22), the water pump (15) and the first motor (16) are started, the water pump (15) delivers water to the connecting pipe (13) through the second water guide pipe (18), and the water is atomized and sprayed by the atomizing disc (14), so that the gas is humidified and dust suppressed; S3: the humidified gas enters the main filter device (4) through the communication air guide pipe (23), is finely filtered through the rotating filter cartridge (30), the filter cartridge (30) is rotated by the second motor (27), the scraper (40) scrapes off the dust adhered to the outer surface of the filter cartridge (30), and the dust falls into the ash collecting groove (35); S4: the gas after purification is discharged from the terminal exhaust pipe (37) through the air outlet hose (32) and the negative pressure fan (36); S5: the coarse particle collecting hopper (9) and the ash collecting groove (35) are cleaned regularly, and the filter cartridge (30) and the scraper (40) are replaced or cleaned as needed.

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