Self-cleaning device of multifunctional water-soluble fertilizer gas dust removal device

Abstract

The invention relates to the technical field of gas dust removal, and discloses a self-cleaning device of a multifunctional water-soluble fertilizer gas dust removal device.The self-cleaning device comprises a base, the outer wall of the base is fixedly connected with a suction device, the top of the base is fixedly connected with a pressure device, and the top of the pressure device is fixedly connected with a first connecting pipe; a first control valve is fixedly connected to the outer wall of the first connecting pipe, by arranging the power assembly, when the pressure device releases pulse air pressure, high-pressure airflow can push the filter cartridge to move downwards while achieving stripping of accumulated dust on the inner wall of the filter cartridge, at the moment, a first elastic assembly absorbs air pressure impact energy through compression deformation, and a buffer structure is formed; the structural damage of instantaneous high pressure to the filter cartridge is effectively reduced, when the filter cartridge moves upwards under the reset action of the first elastic assembly, the negative pressure effect generated by contraction of the internal space of the filter cartridge can drive residual airflow to be continuously discharged outwards, secondary dust accumulation caused by gas backflow after dust removal is avoided, and the long-acting operation capacity of equipment is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of gas dust removal, in particular to a self-cleaning device of a multifunctional water-soluble fertilizer gas dust removal device. BACKGROUND

[0002] In the production process of water-soluble fertilizer, gas containing a large amount of dust particles will be generated, and if it is directly discharged, it will not only pollute the environment, but also may cause material waste. Therefore, the gas dust removal device is one of the key equipment in the production of water-soluble fertilizer.

[0003] The patent application with the application number CN201921430262.6 discloses a self-cleaning device of a multifunctional water-soluble fertilizer gas dust removal device, which comprises a cylinder, a filter device is arranged at the top of the cylinder, an air blower is arranged at the top of the filter device, a feed inlet is further arranged on the side wall of the top of the cylinder, the cylinder is in a funnel shape, a flap valve is arranged at the bottom discharge port of the cylinder, a cross beam is arranged in the middle upper part of the inside of the cylinder, and a chain is fixedly installed at the central position of the cross beam. It is simple and effective, does not need to additionally increase other power equipment, has low cost, and is beneficial to popularization and use.

[0004] When the existing equipment is used, the dust is stripped through the relative movement of the scraper assembly and the outer wall of the filter cylinder, although the surface of the filter cylinder can be fully cleaned, the continuous friction between the scraper and the surface of the filter cylinder can easily cause the wear of the material of the filter cylinder. Such damage not only reduces the filtering precision of the filter cylinder, but also shortens the replacement cycle of the filter cylinder, increases the equipment maintenance cost, and adversely affects the long-term stable operation of the dust removal system. SUMMARY

[0005] In view of the deficiencies of the prior art, the present application provides a self-cleaning device of a multifunctional water-soluble fertilizer gas dust removal device to solve the problems in the background art.

[0006] To achieve the above purpose, the present application provides the following technical scheme: a self-cleaning device of a multifunctional water-soluble fertilizer gas dust removal device, comprising a base, a suction device is fixedly connected to the outer wall of the base, a pressure device is fixedly connected to the top of the base, a connecting pipe one is fixedly connected to the top of the pressure device, a control valve one is fixedly connected to the outer wall of the connecting pipe one, and a filter mechanism is fixedly connected to the inner wall of the base.

[0007] The filter mechanism comprises:

[0008] The shell, the outer wall of the shell is fixedly connected with the base, the outer wall of the shell is fixedly connected with the control valve two, the top of the shell is fixedly connected with the top plate, the outer wall of the shell is fixedly connected with the hollow ring, the outer wall of the shell is provided with the notch one, the notch one penetrates the shell and extends to the inner wall of the hollow ring, the outer wall of the hollow ring is fixedly connected with the connecting pipe two, wherein the contaminated gas enters from the control valve two, and is discharged from the connecting pipe two through the shell, the notch one and the hollow ring.

[0009] According to the above technical scheme, the inner wall of the shell is fixedly connected with the annular plate one, the inner wall of the shell is fixedly connected with the inclined ring, the inner wall of the inclined ring is fixedly connected with the power assembly, the inner wall of the annular plate one is movably connected with the movable assembly, and the top of the annular plate one is fixedly connected with the auxiliary assembly, wherein the annular plate one is used for limiting the activity range of the movable assembly.

[0010] According to the above technical scheme, the movable assembly comprises a hollow column one, the outer wall of the hollow column one is movably connected with the annular plate one, the outer wall of the hollow column one is provided with a notch two, the notch two penetrates the hollow column one and extends to the inner wall of the hollow column one, the outer wall of the hollow column one is provided with an annular groove, the outer wall of the hollow column one is fixedly connected with the limiting ring one, and the bottom of the hollow column one is fixedly connected with the filter cartridge, wherein the filter cartridge is used for filtering impurities in the gas, the traditional scraper contact cleaning mode is abandoned, and pulse air pressure backflushing is adopted to realize filter cartridge cleaning, high-pressure gas is rapidly injected into the filter cartridge, the backflushing force generated by the instantaneous air pressure difference is utilized to efficiently strip the dust attached to the inner wall of the filter cartridge, the mechanical friction between the scraper and the surface of the filter cartridge is completely avoided, the damage hidden danger of the filter cartridge caused by contact wear is eliminated, the service life of the filter element is prolonged, and long-term stable operation of the dust removal equipment is ensured.

[0011] According to the above technical scheme, the bottom of the filter cartridge is fixedly connected with a hollow column two, the outer wall of the hollow column two is fixedly connected with a limiting ring two, and the bottom of the filter cartridge is fixedly connected with a cross plate, wherein the cross plate can still provide power transmission for filter cartridge rotation when the cross plate moves up and down on the filter cartridge.

[0012] According to the technical scheme, the power assembly includes a hollow column three, an outer wall of the hollow column three is fixedly connected with the inclined ring, an inner wall of the hollow column three is fixedly connected with a connecting column, a top of the connecting column is fixedly connected with an elastic assembly one, by arranging the power assembly, when the pressure device releases the pulse air pressure, the high-pressure airflow realizes the dust peeling of the inner wall of the filter cartridge and pushes the filter cartridge to displace downward, at this time, the elastic assembly one absorbs the air pressure impact energy by compression deformation, a buffer structure is formed, instantaneous high pressure is effectively reduced to structural damage of the filter cartridge, when the filter cartridge is displaced upward by the reset action of the elastic assembly one, the negative pressure effect generated by the contraction of the internal space of the filter cartridge drives the residual airflow to continuously discharge outward, secondary dust accumulation caused by gas backflow after dust removal is avoided, long-term operation capability of the equipment is improved, a top of the elastic assembly one is fixedly connected with a connecting ring one, an outer wall of the connecting ring one is rotatably connected with the hollow column two through a bearing, an outer wall of the hollow column two is movably connected with the hollow column three, the elastic assembly one is used for assisting the movable assembly to reset, by arranging the power assembly, when the filter cartridge is displaced downward under the action of the pulse air pressure, the top limiting ring of the filter cartridge collides with the annular plate one when the filter cartridge is driven to move upward by the reset force of the elastic assembly one, vibration caused by the collision can effectively damage the adhesion of the dust and the surface of the filter cartridge, the dust is peeled off under the action of the vibration, by the synergistic effect of the mechanical collision and the air pressure recoil, a composite dust removal mode is formed, the peeling efficiency of the dust on the surface of the filter cartridge is improved, and the self-cleaning efficiency of the equipment is strengthened.

[0013] According to the technical scheme, an inner wall of the connecting column is fixedly connected with a motor, an output end of the motor is fixedly connected with a rotating plate, an outer wall of the rotating plate is rotatably connected with the connecting column through a bearing, a top of the rotating plate is fixedly connected with a sleeve, an inner wall of the sleeve is movably connected with the cross plate, the motor provides power for rotation of the movable assembly, by arranging the power assembly, the filter cartridge is continuously driven to rotate during the operation of the equipment, during the filtering operation, rotation of the filter cartridge can make the dust uniformly adhere to the surface of the filter material, effectively preventing the dust from being locally accumulated on the surface of the filter cartridge to affect the filtering efficiency, when the equipment enters the self-cleaning mode, the centrifugal force generated by the rotation of the filter cartridge makes the dust accelerate to separate from the surface of the filter cartridge under the action of the centrifugal force, the dust peeling effect is enhanced, and the self-cleaning efficiency of the equipment is strengthened.

[0014] According to the technical scheme, the auxiliary assembly comprises a ring-shaped plate II, the bottom of the ring-shaped plate II is fixedly connected with the ring-shaped plate I, the top of the ring-shaped plate II is fixedly connected with a push rod, the top of the push rod is fixedly connected with a connecting ring II, the top of the connecting ring II is fixedly connected with a ring-shaped plate III, the inner wall of the ring-shaped plate III is fixedly connected with a blocking ring, the inner wall of the ring-shaped plate III is provided with a notch III, the notch III penetrates through the ring-shaped plate III and extends to the outer wall of the ring-shaped plate III, and the push rod is used for controlling the height of the ring-shaped plate III, when the equipment is in a filtering state, the auxiliary assembly can lock the height of the filter cartridge, the locking can effectively resist the vibration during the operation of the equipment, the continuous pressure on the elastic assembly I at the bottom of the filter cartridge due to the vibration can be avoided, the metal fatigue of the elastic assembly caused by long-term stress can be avoided, the stability of the elastic reset function in the self-cleaning stage can be ensured, and the long-term operation of the equipment can be ensured.

[0015] According to the technical scheme, the bottom of the connecting ring II is fixedly connected with a connecting plate, the bottom of the connecting plate is rotatably connected with a connecting rod through a bearing, one end, away from the connecting plate, of the connecting rod is rotatably connected with a movable block through a bearing, the top of the movable block is rotatably connected with a ball, one end, away from the ball, of the movable block is fixedly connected with an elastic assembly II, and one end, away from the movable block, of the elastic assembly II is fixedly connected with the ring-shaped plate II.

[0016] Compared with the prior art, the self-cleaning device of the multifunctional water-soluble fertilizer gas dust removal device has the following beneficial effects:

[0017] 1、The movable assembly is arranged, the traditional contact type cleaning mode of a scraper is abandoned, pulse air pressure backflushing is adopted to clean the filter cartridge, high-pressure gas is quickly injected into the filter cartridge, the backflushing force generated by the instantaneous air pressure difference is used to efficiently strip the accumulated dust attached to the inner wall of the filter cartridge, the mechanical friction between the scraper and the surface of the filter cartridge is completely avoided, the damage risk of the filter cartridge caused by the contact wear is eliminated, the service life of the filter element is prolonged, and the long-term stable operation of the dust removal equipment is ensured.

[0018] 2、The power assembly is arranged, when the pressure device releases the pulse air pressure, the high-pressure airflow strips the accumulated dust on the inner wall of the filter cartridge and pushes the filter cartridge to move downward, at this time, the elastic assembly I is compressed and deformed to absorb the air pressure impact energy, a buffer structure is formed, the structural damage of the filter cartridge caused by the instantaneous high pressure is effectively reduced, when the filter cartridge moves upward under the reset action of the elastic assembly I, the negative pressure effect generated by the contraction of the internal space of the filter cartridge drives the residual airflow to continuously discharge outward, the secondary dust accumulation caused by the gas backflow after the dust removal is avoided, and the long-term operation capacity of the equipment is improved.

[0019] 3、The utility model discloses a power assembly is set, when filter cartridge is displaced to the lower position under the action of pulse air pressure, the top limit ring of the filter cartridge will collide with annular plate one when being driven to move upward by the reset force of elastic assembly one, and the vibration produced by the collision can effectively destroy the adhesion of dust and filter cartridge surface, and the dust is separated under the action of vibration, and the combined dust cleaning mode is formed through the synergistic effect of mechanical collision and air pressure recoil, the peeling efficiency of dust on the surface of filter cartridge is improved, and the self-cleaning efficiency of equipment is strengthened.

[0020] 4、The utility model discloses a power assembly is set, and filter cartridge is driven to produce rotary motion in the process of equipment operation, when filtering, the rotation of filter cartridge can make dust adhere to the surface of filter material evenly, effectively prevent dust from piling up on the surface of filter cartridge and influence filtering efficiency, when the equipment enters the self-cleaning mode, the centrifugal force produced by the rotation of filter cartridge makes dust accelerate to separate from the surface of filter cartridge under the action of centrifugal force, enhances dust peeling effect, and the self-cleaning efficiency of equipment is strengthened.

[0021] 5、The utility model discloses an auxiliary assembly is set, when the equipment is in filtering operation state, the height of filter cartridge is locked to the auxiliary assembly, and the locking can effectively resist the vibration in the operation of equipment, avoids filter cartridge from producing persistent pressure to elastic assembly one at the bottom due to vibration, avoids the metal fatigue phenomenon of elastic assembly due to long-term stress, ensures the stability of elastic reset function in the self-cleaning stage, and ensures the long-term operation of equipment. ACCREDITED DRAWINGS

[0022] The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and are included to provide a further understanding of the application, and are not intended to limit the application. In the drawings:

[0023] Figure 1 It is the overall structure schematic diagram of the utility model;

[0024] Figure 2 It is the filter mechanism section of the utility model Figure One ;

[0025] Figure 3 It is the filter mechanism section of the utility model Figure Two ;

[0026] Figure 4 It is the movable assembly section of the utility model;

[0027] Figure 5 It is the movable assembly schematic diagram of the utility model;

[0028] Figure 6 It is the power assembly section of the utility model;

[0029] Figure 7 It is the auxiliary assembly schematic diagram of the utility model;

[0030] Figure 8 is a sectional view of the auxiliary assembly of the present application;

[0031] Figure 9 is a sectional view of the auxiliary assembly of the present application Figure 8 is a sectional view of the auxiliary assembly of the present application.

[0032] In the figure: 1, base; 101, suction device; 102, pressure device; 103, connecting pipe one; 104, control valve one; 2, filtering mechanism; 201, shell; 202, control valve two; 203, hollow ring; 204, connecting pipe two; 205, notch one; 206, top plate; 207, annular plate one; 208, inclined ring; 21, movable assembly; 211, hollow column one; 212, notch two; 213, annular groove; 214, limiting ring one; 215, filter cartridge; 216, limiting ring two; 217, hollow column two; 218, cross plate; 22, power assembly; 221, hollow column three; 222, connecting column; 223, elastic assembly one; 224, connecting ring one; 225, motor; 226, rotating plate; 227, sleeve; 23, auxiliary assembly; 231, annular plate two; 232, push rod; 233, connecting ring two; 234, annular plate three; 235, notch three; 236, blocking ring; 237, connecting plate; 238, connecting rod; 239, movable block; 2310, ball; 2311, elastic assembly two. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments of the present application.

[0034] Examples of the described embodiments are shown in the drawings, wherein the same or similar notations are used to denote the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, but cannot be understood as a limitation of the present application.

[0035] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood in a broad sense, for example, can be fixed connection, or detachable connection, or integral; can be mechanical connection, or electrical connection; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0036] Embodiment one: refer to Figures 1-6The application provides a technical scheme: a self-cleaning device of a multifunctional water-soluble fertilizer gas dust removal device, which comprises a base 1, a suction device 101 is fixedly connected to the outer wall of the base 1, in order to avoid damage to the surface of a filter cartridge 215 due to cleaning by a scraper, a movable assembly 21 and a power assembly 22 are arranged, a pressure device 102 is fixedly connected to the top of the base 1, a connecting pipe one 103 is fixedly connected to the top of the pressure device 102, a control valve one 104 is fixedly connected to the outer wall of the connecting pipe one 103, a filter mechanism 2 is fixedly connected to the inner wall of the base 1, and the suction device 101 is used for sucking dust at the bottom out of the equipment.

[0037] The filter mechanism 2 comprises a shell 201, the outer wall of the shell 201 is fixedly connected to the base 1, a control valve two 202 is fixedly connected to the outer wall of the shell 201, a top plate 206 is fixedly connected to the top of the shell 201, a hollow ring 203 is fixedly connected to the outer wall of the shell 201, a slot one 205 is formed in the outer wall of the shell 201 and extends to the inner wall of the hollow ring 203, the connecting pipe two 204 is fixedly connected to the outer wall of the hollow ring 203, polluted gas enters from the control valve two 202, is discharged from the connecting pipe two 204 through the shell 201, the slot one 205 and the hollow ring 203, an annular plate one 207 is fixedly connected to the inner wall of the shell 201, an inclined ring 208 is fixedly connected to the inner wall of the shell 201, the power assembly 22 is fixedly connected to the inner wall of the inclined ring 208, the movable assembly 21 is movably connected to the inner wall of the annular plate one 207, and an auxiliary assembly 23 is fixedly connected to the top of the annular plate one 207, wherein the annular plate one 207 is used for limiting the activity range of the movable assembly 21, when the equipment is in a filtering operation state, the control valve one 104 is closed and the control valve two 202 and the connecting pipe two 204 are opened, the polluted gas is introduced through the control valve two 202, sequentially passes through the movable assembly 21 and the auxiliary assembly 23, and then enters the hollow ring 203 through the slot one 205, so that the purified gas is finally discharged from the connecting pipe two 204, and when the equipment is in a self-cleaning operation state, the control valve two 202 and the connecting pipe two 204 are automatically closed, high-pressure gas generated by the pressure device 102 is injected into the movable assembly 21 through the connecting pipe one 103 and the control valve one 104, and the stripping of dust on the surface of the filter cartridge 215 is realized by using pulse air pressure backflushing.

[0038] The active assembly 21 comprises a hollow column 211, the outer wall of the hollow column 211 is movably connected with the annular plate 207, the outer wall of the hollow column 211 is provided with a notch 212, the notch 212 penetrates through the hollow column 211 and extends to the inner wall of the hollow column 211, the outer wall of the hollow column 211 is provided with an annular groove 213, the outer wall of the hollow column 211 is fixedly connected with a limiting ring 214, the bottom of the hollow column 211 is fixedly connected with a filter cartridge 215, wherein the filter cartridge 215 is used for filtering impurities in the gas, the bottom of the filter cartridge 215 is fixedly connected with a hollow column 217, the outer wall of the hollow column 217 is fixedly connected with a limiting ring 216, when the pressure device 102 releases the gas pressure, the high-pressure gas flow can drive the active assembly 21 to move downward as a whole while realizing the dust stripping of the surface of the filter cartridge 215, the compression deformation of the elastic assembly 223 can relieve the damage of the impact stress to the filter cartridge 215, and when the filter cartridge 215 moves upward under the reset action of the elastic assembly 223, the airflow generated by the contraction of the internal space of the filter cartridge 215 can push the residual dust to be discharged again, so as to avoid the backflow of the dust after the dust removal, and the collision between the limiting ring 214 and the annular plate 207 during the reset process of the filter cartridge 215 can generate vibration, so as to further destroy the adhesion between the dust and the surface of the filter material, so as to improve the self-cleaning performance of the filter cartridge 215 through the composite dust removal method in multiple ways.

[0039] The power assembly 22 comprises a hollow column 221, the outer wall of the hollow column 221 is fixedly connected with the inclined ring 208, the inner wall of the hollow column 221 is fixedly connected with a connecting column 222, the top of the connecting column 222 is fixedly connected with an elastic assembly 223, the top of the elastic assembly 223 is fixedly connected with a connecting ring 224, the outer wall of the connecting ring 224 is rotatably connected with the hollow column 217 through a bearing, the outer wall of the hollow column 217 is movably connected with the hollow column 221, the elastic assembly 223 is used for assisting the reset of the active assembly 21, the inner wall of the connecting column 222 is fixedly connected with a motor 225, the output end of the motor 225 is fixedly connected with a rotating plate 226, the outer wall of the rotating plate 226 is rotatably connected with the connecting column 222 through a bearing, the top of the rotating plate 226 is fixedly connected with a sleeve 227, the inner wall of the sleeve 227 is movably connected with the cross plate 218, when the equipment works, the motor 225 is started, the working of the motor 225 can drive the sleeve 227 to rotate through the rotating plate 226, and the rotating sleeve 227 can drive the filter cartridge 215 to rotate through the cross plate 218.

[0040] Embodiment two: please refer to Figures 7-9On the basis of embodiment one, the application provides technical solutions: in order to ensure that the equipment can be long-term and stable, therefore, the auxiliary assembly 23 is arranged, the auxiliary assembly 23 includes the annular plate two 231, the bottom of the annular plate two 231 is fixedly connected with the annular plate one 207, the top of the annular plate two 231 is fixedly connected with the push rod 232, the top of the push rod 232 is fixedly connected with the connecting ring two 233, the top of the connecting ring two 233 is fixedly connected with the annular plate three 234, the inner wall of the annular plate three 234 is fixedly connected with the blocking ring 236, the inner wall of the annular plate three 234 is provided with the notch three 235, the notch three 235 penetrates through the annular plate three 234 and extends to the outer wall of the annular plate three 234, the push rod 232 is used for controlling the height of the annular plate three 234, the bottom of the connecting ring two 233 is fixedly connected with the connecting plate 237, the bottom of the connecting plate 237 is rotatably connected with the connecting rod 238 through a bearing, one end, away from the connecting plate 237, of the connecting rod 238 is rotatably connected with the movable block 239 through a bearing, the top of the movable block 239 is rotatably connected with the ball 2310, one end, away from the ball 2310, of the movable block 239 is fixedly connected with the elastic assembly two 2311, one end, away from the movable block 239, of the elastic assembly two 2311 is fixedly connected with the annular plate two 231, when the equipment is in the filtering state, the push rod 232 drives the connecting ring two 233 to displace downward, drives the annular plate three 234 to descend synchronously, makes the notch three 235 align with the notch two 212 and the notch one 205, ensures that the purified gas is discharged from the connecting pipe two 204 through the hollow ring 203, simultaneously, the downward displacement of the connecting ring two 233 drives the movable block 239 and the ball 2310 to move inward through the connecting plate 237 and the connecting rod 238, makes them be embedded in the annular groove 213, locks the height of the movable assembly 21, when the equipment is switched to the self-cleaning state, the push rod 232 drives the auxiliary assembly 23 main body to displace upward, the movable block 239 and the ball 2310 are extracted from the annular groove 213 synchronously, the locking of the height of the movable assembly 21 is released, makes it be able to displace freely under the action of the pulse air pressure, simultaneously, the annular plate three 234 displaces upward, the notch three 235 is separated from the notch two 212 and the notch one 205 in dislocation, completely avoids the leakage of the high-pressure airflow in the backflushing and dust cleaning process.

[0041] It should be noted that, in this document, the terms "first" and "second" and the like are used merely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Also, the terms "comprises", "comprising", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0042] Finally, it should be noted that the above only describes the preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that the technical solutions described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalent ones. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A self-cleaning device for a multifunctional water-soluble fertilizer gas dust removal device, comprising a base (1), the outer wall of the base (1) is fixedly connected with a suction device (101), characterized in that, The top of the base (1) is fixedly connected with a pressure device (102), the top of the pressure device (102) is fixedly connected with a connecting pipe one (103), the outer wall of the connecting pipe one (103) is fixedly connected with a control valve one (104), the inner wall of the base (1) is fixedly connected with a filtering mechanism (2); The filtering mechanism (2) comprises: The outer wall of the shell (201) is fixedly connected with the base (1), the outer wall of the shell (201) is fixedly connected with a control valve two (202), the top of the shell (201) is fixedly connected with a top plate (206), the outer wall of the shell (201) is fixedly connected with a hollow ring (203), the outer wall of the shell (201) is provided with a notch one (205), the notch one (205) penetrates through the shell (201) and extends to the inner wall of the hollow ring (203), the outer wall of the hollow ring (203) is fixedly connected with a connecting pipe two (204), wherein the polluted gas enters from the control valve two (202), and is discharged from the connecting pipe two (204) through the shell (201), the notch one (205) and the hollow ring (203).

2. The self-cleaning device of a multifunctional water-soluble fertilizer gas dedusting device according to claim 1, characterized in that: The inner wall of the shell (201) is fixedly connected with an annular plate one (207), the inner wall of the shell (201) is fixedly connected with an inclined ring (208), the inner wall of the inclined ring (208) is fixedly connected with a power assembly (22), the inner wall of the annular plate one (207) is movably connected with a movable assembly (21), the top of the annular plate one (207) is fixedly connected with an auxiliary assembly (23), wherein the annular plate one (207) is used for limiting the activity range of the movable assembly (21).

3. The self-cleaning device of a multifunctional water-soluble fertilizer gas dedusting device according to claim 2, characterized in that: The movable assembly (21) comprises a hollow column one (211), the outer wall of the hollow column one (211) is movably connected with the annular plate one (207), the outer wall of the hollow column one (211) is provided with a notch two (212), the notch two (212) penetrates through the hollow column one (211) and extends to the inner wall of the hollow column one (211), the outer wall of the hollow column one (211) is provided with an annular groove (213), the outer wall of the hollow column one (211) is fixedly connected with a limiting ring one (214), the bottom of the hollow column one (211) is fixedly connected with a filter cartridge (215), wherein the filter cartridge (215) is used for filtering impurities in the gas.

4. The self-cleaning device of a multifunctional water-soluble fertilizer gas dedusting device according to claim 3, characterized in that: The bottom of the filter cartridge (215) is fixedly connected with a hollow column two (217), the outer wall of the hollow column two (217) is fixedly connected with a limiting ring two (216), the bottom of the filter cartridge (215) is fixedly connected with a cross plate (218), wherein the cross plate (218) can still provide power transmission for the rotation of the filter cartridge (215) when moving up and down on the filter cartridge (215).

5. The self-cleaning device of a multifunctional water-soluble fertilizer gas dedusting device according to claim 4, characterized in that: The power assembly (22) comprises a hollow column three (221), the outer wall of the hollow column three (221) is fixedly connected with an inclined ring (208), the inner wall of the hollow column three (221) is fixedly connected with a connecting column (222), the top of the connecting column (222) is fixedly connected with an elastic assembly one (223), the top of the elastic assembly one (223) is fixedly connected with a connecting ring one (224), the outer wall of the connecting ring one (224) is rotatably connected with a hollow column two (217) through a bearing, the outer wall of the hollow column two (217) is movably connected with the hollow column three (221), and the elastic assembly one (223) is used for assisting the reset of the movable assembly (21).

6. The self-cleaning device of a multifunctional water-soluble fertilizer gas dedusting device according to claim 5, characterized in that: The inner wall of the connecting column (222) is fixedly connected with a motor (225), the output end of the motor (225) is fixedly connected with a rotating plate (226), the outer wall of the rotating plate (226) is rotatably connected with the connecting column (222) through a bearing, the top of the rotating plate (226) is fixedly connected with a sleeve (227), the inner wall of the sleeve (227) is movably connected with a cross plate (218), and the motor (225) provides power for the rotation of the movable assembly (21).

7. The self-cleaning device of a multifunctional water-soluble fertilizer gas dedusting device according to claim 6, characterized in that: The auxiliary assembly (23) comprises a ring-shaped plate two (231), the bottom of the ring-shaped plate two (231) is fixedly connected with a ring-shaped plate one (207), the top of the ring-shaped plate two (231) is fixedly connected with a push rod (232), the top of the push rod (232) is fixedly connected with a connecting ring two (233), the top of the connecting ring two (233) is fixedly connected with a ring-shaped plate three (234), the inner wall of the ring-shaped plate three (234) is fixedly connected with a blocking ring (236), the inner wall of the ring-shaped plate three (234) is provided with a notch three (235), the notch three (235) penetrates through the ring-shaped plate three (234) and extends to the outer wall of the ring-shaped plate three (234), and the push rod (232) is used for controlling the height of the ring-shaped plate three (234).

8. The self-cleaning device of a multifunctional water-soluble fertilizer gas dedusting device according to claim 7, characterized in that: The bottom of the connecting ring two (233) is fixedly connected with a connecting plate (237), the bottom of the connecting plate (237) is rotatably connected with a connecting rod (238) through a bearing, one end, away from the connecting plate (237), of the connecting rod (238) is rotatably connected with a movable block (239) through a bearing, the top of the movable block (239) is rotatably connected with a ball (2310), one end, away from the ball (2310), of the movable block (239) is fixedly connected with an elastic assembly two (2311), and one end, away from the movable block (239), of the elastic assembly two (2311) is fixedly connected with the ring-shaped plate two (231).

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