CN116280900B - A material hoist structure - Google Patents

Abstract

The invention discloses a material hoist structure, which includes a main body shell, and a conveyor belt for lifting materials is arranged inside the main body shell, and the power output of the conveyor belt is provided by a motor connected to a drive shaft; and the drive shaft passes through a bearing seat It is rotatably connected with the main shell, and the structure of this material hoist, through the design of the fan and the unique sealing shell, hollow-out lifting net cylinder, all moving parts, dust collecting parts and blocking plate, can not only clean the interior of the main shell of the hoist. It can also separate and collect the dust mixed in the crops during the process of lifting the crops, which not only improves the quality of the crops, but also prevents them from being filled in the air environment and may be inhaled by users. In addition, it can simultaneously Keep the dust away from the bearings inside the hoist, thereby effectively preventing dust from entering the bearings and accumulating, thus effectively treating the dust during the lifting of crops.

Description

A material hoist structure

technical field

The invention relates to the technical field of hoists, in particular to a material hoist structure.

Background technique

Bucket elevator is a mechanical conveying equipment with a fixed device. It is mainly suitable for continuous vertical lifting of powdery, granular and small pieces of materials. It can be widely used in various scales of feed mills, flour mills, rice mills, oil mills, etc. The lifting of bulk materials in factories, starch factories, grain depots, port terminals, etc., but especially when used as a lifting tool for crop storage, because the crops will be mixed with a lot of dust during the drying process, the whole lifting process will be due to crops The loose lifting of the hoist will lead to a lot of dust in both the interior of the hoist and the space environment of the storage location, which not only affects the performance of the hoist itself, but may also cause users to inhale dust and endanger the health of the respiratory tract. Therefore, , we propose a material hoist structure.

Contents of the invention

The object of the present invention is to provide a material hoist structure to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: a material hoist structure, including a main body shell, a conveyor belt for lifting materials is arranged inside the main body shell, and the power output of the conveyor belt is provided by a motor connected to a drive shaft; And the drive shaft is rotationally connected with the main body shell through the bearing seat;

A sealing shell is installed on the side of the bearing seat close to the inside of the main body shell, and the sealing shell is sleeved on the drive shaft;

The outside of the main body shell is provided with a fan, and the air outlet of the fan is communicated with the sealed shell through a conduit, and the air inlet is connected with the top of the main body shell through a conduit. In addition, a dust removal part is arranged at the air inlet of the fan, and the fan is generated by the dust removal part. The dust carried by the airflow is removed.

The dust remover includes a hollowed-out lifting mesh cylinder, which is equidistantly arranged on the conveyor belt, and a shaking part is arranged between the hollowed-out lifting mesh cylinder and the main body shell, so as to The conveyor belt drives the hollow-type lifting net cylinder to vibrate the hollow-type lifting net cylinder on the way up, and cooperates with the air blast in the sealed shell to separate the dust in the material and blow it upward;

A blocking plate is provided at the feed inlet at the bottom of the main body casing to block the feed inlet after the material enters the main casing, and an air outlet is opened at the top of the main casing for the circulation of dusty gas , and a dust collecting part is arranged between the air outlet and the air inlet of the fan to assist the collection of the dusty gas flowing through the dust collecting part from the air outlet.

Preferably, the sealing shell has a ring-shaped structure, the drive shaft passes through the sealing shell, and is rotatably connected with the sealing shell, and an annular groove is opened on the end surface of the sealing shell, and the air outlet of the fan is connected by a duct It communicates with the annular groove, so that the annular groove can continuously blow air to the contact place between the drive shaft and the sealing shell.

As a preference, a partition plate is provided in the annular groove, the communication position between the annular groove and the fan duct is located inside the partition plate, and a plurality of pressurized air holes are equidistantly opened on the partition plate, so as to The gas in the annular groove is ejected from the pressurized air hole in the form of a high-pressure airflow.

As a preference, a movable ring is rotatably installed at a position outside the partition plate in the annular groove, and a plurality of inclined blades are equidistantly arranged on the movable ring, and the high-speed airflow in the pressurized air hole impacts the It is driven to rotate on the blade to form a high-speed vortex at the connection between the drive shaft and the sealing shell.

Preferably, the vibrating part includes a strong magnet 1 respectively embedded in the end face of each hollow type lifting net cylinder, and a plurality of strong magnets 2 are embedded at intervals on the inner wall of the main body shell, and the strong magnet 1 The magnetic poles on the two opposite sides of the strong magnet are the same, and when the conveyor belt lifts the hollow-type lifting net cylinder to this position, the hollow-type lifting net cylinder is driven to lift relative to the conveyor belt, and the gravity is used to press down and shake.

As a preference, the blocking plate includes two installation shafts that are respectively rotatably installed on both sides of the feed inlet at the bottom of the main body shell, deflection plates are arranged on the installation shafts, and a There are torsion springs with two ends respectively connected to the deflection plate and the main body shell, so that the torsion spring can be used to drive the two deflection plates to maintain a horizontal butt joint blocking state.

Preferably, the dust collecting part includes a dust collecting case arranged on the main body shell, the top of the dust collecting case communicates with the air outlet through a conduit, and the bottom of the dust collecting case communicates with the air inlet of the fan through a conduit;

And a penetrating placement opening is opened on the side of the dust collection case, and a dust collection box is movably placed in the placement opening, and the airflow with dust enters the dust collection box and is filtered and collected;

In addition, a screen is arranged at the inner bottom of the dust collecting case to keep the dust collecting box away from the conduction opening at the bottom of the dust collecting case.

Preferably, a strong magnet three is embedded at the side of the dust box, and a strong magnet four is embedded at a position facing the strong magnet three on the outside of the main body shell, and the strong magnet three and the strong magnet The magnetic poles of the four opposite surfaces are opposite, so as to adsorb and fix the dust collecting box in the dust collecting case.

As a preference, a discharge pipe is provided at the position of the feed inlet at the bottom of the main body shell, and a plurality of spray holes are arranged at intervals on the discharge pipe, and the spray holes are arranged obliquely upward along the material entering direction, and the discharge pipes The tube communicates with a pressurized cavity in an annular groove below the body shell by means of a conduit.

As a preference, spray heads are installed on both sides of the top of the main body shell by means of rotating shafts, the spray heads on both sides are opposite, and are arranged obliquely upwards, and the spray heads are pressurized in the annular groove above the main body shell using the conduit. Cavity communication;

And a magnet five is embedded at the side of the spray head, and a magnet six is embedded on both sides of each hollow type lifting net cylinder. When the conveyor belt continues to move, the magnet five and the magnet six It is opposite, and the magnetic poles of the opposite surface are opposite, and a torsion spring is also arranged on the rotating shaft for installing the nozzle, so as to use the hollow type lifting net cylinder to pull the nozzle to deflect, and at the same time, the torsion spring is forced to twist and contract.

The present invention at least has the following beneficial effects:

Different from the existing technology, it not only collects the dust filled inside the main shell of the hoist, but also It can separate and collect the dust contained in the crops during the process of lifting the crops, which not only improves the quality of the crops, but also prevents them from being filled in the air environment and may be inhaled by the user. In addition, it can also keep the dust away from the hoist at the same time The bearings can effectively prevent dust from entering and accumulating in the bearings, so that the dust can be effectively treated during the lifting of crops.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention;

Fig. 2 is a schematic diagram of the drawing-out state of the dust collecting box in Fig. 1 of the present invention;

Fig. 3 is a schematic structural view of the dust box of the present invention;

Fig. 4 is a schematic diagram of a partial cross-sectional structure of the inner plane of the main body shell of the present invention;

Fig. 5 is a schematic diagram of the structure of the air flow inside the main shell of the present invention;

Fig. 6 is a schematic diagram of a three-dimensional partial sectional structure of the main body shell of the present invention;

Fig. 7 is a schematic diagram of the enlarged structure of area A in Fig. 6 of the present invention;

Fig. 8 is a schematic diagram of the enlarged structure of area B in Fig. 6 of the present invention;

Fig. 9 is a schematic diagram of a partial plane partial sectional structure of the sealing shell of the present invention;

Fig. 10 is a schematic diagram of the structure of the three-dimensional axis side of Fig. 9 of the present invention;

Fig. 11 is a schematic diagram of the enlarged structure of area C in Fig. 10 of the present invention.

In the figure: 1. Main shell; 2. Drive shaft; 3. Motor; 4. Sealing shell; 41. Annular groove; 42. Partition plate; 43. Pressurized air hole; 44. Movable ring; 45. Blade; 5. Fan; 6. Hollow type lifting mesh cylinder; 7. Shaking parts; 71. Strong magnet one; 72. Strong magnet two; 8. Blocking plate; 81. Installation shaft; 82. Deflection plate; 9. Air outlet; 10. Dust collection part; 101, dust collection case; 102, placement port; 103, dust collection box; 104, partition screen; 105, strong magnet three; 106, strong magnet four; 11, exhaust pipe; 111, spray hole; 12, Nozzle; 121, five magnets; 122, six magnets; 13, conveyor belt; 14, dust removal parts.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Example

Please refer to Figures 1-11, the present invention provides a technical solution: a material hoist structure, including a main body shell 1, a conveyor belt 13 for lifting materials is arranged inside the main body shell 1, and the power output of the conveyor belt 13 is connected by a motor 3 The drive shaft 2 is provided; and the drive shaft 2 is rotationally connected with the main body shell 1 through the bearing seat;

In addition, a sealing shell 4 is installed on the side of the bearing seat close to the inside of the main body shell 1, and the sealing shell 4 is sleeved on the drive shaft 2;

And outside the main body shell 1 is provided with a blower fan 5, and the air outlet of the blower fan 5 communicates with the sealing shell 4 through a conduit, and the air inlet communicates with the top of the main body shell 1 through a conduit. The dust removal part 14 removes the dust carried by the airflow generated by the blower fan 5

Fan 5, the air outlet of fan 5 communicates with the sealing shell 4 through a conduit, and utilizes the gap between the sealing shell 4 and the drive shaft 2 to continuously blow air outwards to blow dust away from the bearing seat.

Further, the above-mentioned dust removing part 14 includes a hollowed-out lifting net cylinder 6, which is equidistantly arranged on the conveyor belt 13, and a shaking part is arranged between the hollowed-out lifting net cylinder 6 and the main body shell 1 7. Shake the hollow-type lifting net cylinder 6 while the conveyor belt 13 drives the hollow-type lifting net cylinder 6 to rise, and cooperate with the air blast in the sealed shell 4 to separate the dust in the material and blow it upward;

A blocking plate 8 is provided at the feed inlet at the bottom of the main body shell 1 to block the feed inlet after the material enters the main shell 1, and an air outlet 9 is provided at the top of the main shell 1 for the circulation of dusty gas. And between the air outlet 9 and the air inlet of the fan 5, a dust collecting part 10 is arranged to assist dusty gas to flow through the dust collecting part 10 from the air outlet 9 to collect.

Furthermore, during the actual lifting process of crops, the blower fan 5 continuously supplies air to the sealed casing 4 through the conduit, so as to continuously blow air from the sealed casing 4, and the opening gap of the sealed casing 4 is adjacent to the drive shaft 2, and the The space is the only contact space between the inner space of the hoist and the bearing, so if the dust wants to enter the bearing, it must pass through this position, but at this time, the environmental dust cannot approach this position under the condition of continuous air supply of the sealed shell 4, that is, the environmental dust cannot Enter the connection position between the drive shaft 2 and the bearing, so as to effectively deal with the situation that the dust inside the hoist may enter the bearing, and ensure the efficient use of the bearing;

In addition, under the action of the blocking plate 8, only the top discharge port and the position of the dust collecting part 10 will discharge air from the main body shell 1 as a whole. It will continue to flow upwards, and in this process, the environmental dust inside the main body shell 1 will be continuously sent to the dust collecting part 10, so that it can be effectively dust collected, and then the dust mixed in the crops can be effectively treated during the whole process of lifting the crops.

It should be noted that, for the above-mentioned sealing case 4, the sealing case 4 is an annular structure, the drive shaft 2 passes through the inside of the sealing case 4, and an annular groove 41 is provided on the end surface of the sealing case 4, and the air outlet of the fan 5 utilizes a conduit and a The annular groove 41 is connected, so that the wind delivered by the fan 5 is scattered through the annular groove 41, so that it can be blown out from the drive shaft 2 in a more uniform and wrapped manner, so as to prevent dust from contacting the drive shaft 2 in all directions. The connection position with the bearing.

As a further optimization, a partition plate 42 is arranged in the annular groove 41, and the communication position between the annular groove 41 and the duct of the blower fan 5 is located on the inside of the partition plate 42, so that a gap is formed between the inner wall of the annular groove 41 and the partition plate 42. Relatively sealed pressurized chamber, and a plurality of pressurized air holes 43 are equidistantly opened on the partition plate 42, so that the gas can be pressurized in the pressurized chamber only by ensuring that the intake air volume is greater than the air output volume, and then make The gas in the annular groove 41 is jetted out from the pressurized air hole 43 in a state of pressurized high-speed jet, so that the dust is blown away more effectively and powerfully.

As a further optimization, a movable ring 44 is rotatably installed at a position outside the partition plate 42 in the annular groove 41, and a plurality of inclined vanes 45 are equidistantly arranged on the movable ring 44, so that in the pressurized air hole 43 The high-speed airflow impinges on the blade 45, which will drive it to rotate at a high speed passively. During this process, the high-speed airflow will form a high-speed vortex at the connection between the drive shaft 2 and the sealing shell 4 to better prevent dust from approaching, and even if there are large particles The dust flowing into the annular groove 41 will also be under the action of the high-speed rotating blade 45, so that the dust hits the blade 45, and is thrown out of the annular groove 41 under the guidance of the inclined blade 45, thereby more effectively Handle and deal with the dust at the bearing.

For the above-mentioned characteristic shaking part 7, as a kind of technical means, the shaking part 7 includes a strong magnet 71 respectively embedded in the end face of each hollow type lifting net cylinder 6, and a plurality of Strong magnet two 72, and strong magnet one 71 and strong magnet two 72 opposite magnetic poles are the same, when conveyor belt 13 lifts the hollow type hoisting net tube 6 to this position, under the effect of strong magnetic repulsion, the hollow type The lifting mesh cylinder 6 is lifted relative to the conveyor belt 13, and when the two magnets are misplaced when the hollow-type lifting mesh cylinder 6 is continuously lifted, the hollow-type lifting mesh cylinder 6 is quickly pressed down relative to the conveyor belt 13 under the action of gravity to shake Loose and hollowed-out type lifts the function of the internal materials of the mesh cylinder 6, so that when the crops are loose, cooperate with the upward airflow inside the elevator to separate the dust from the crops, and continue to transport the dust upwards through the air for the dust collection unit 10 to process .

What needs to be added is that the blocking plate 8 includes two installation shafts 81 that are respectively rotatably installed on both sides of the feed inlet at the bottom of the main body shell 1, and deflection plates 82 are arranged on the installation shafts 81, and there are also deflection plates 82 on the installation shafts 81. A torsion spring with two ends connected to the deflection plate 82 and the main body shell 1 is sleeved, so that when the crops are dumped, the deflection plate 82 is driven to deflect against the torsion force of the torsion spring under the action of gravity, and the crops enter the interior of the main body shell 1 at this time, After all the crops enter once, under the action of the torsion spring, the two deflection plates 82 are driven to maintain the blocking state of horizontal docking;

It should be noted that the deflection sensitivity of the deflection plate 82 is realized by the selection of the torsion spring, and no matter what kind of torsion spring will cause the crops on the deflection plate 82 to remain after a single dumping and reset, the resulting problem is that it will eventually The remaining crops cannot be automatically lifted, and at this time, it is only necessary to manually set the deflection plate 82 to deflect and send the crops in.

For the above characteristic dust collecting part 10, as a technical means, the dust collecting part 10 includes a dust collecting case 101 arranged on the main body shell 1, the top of the dust collecting case 101 is connected with the air outlet 9 by a conduit, and the dust collecting case The bottom of 101 is connected with the air inlet of fan 5 by means of a conduit;

In addition, a through opening 102 is provided on the side of the dust collecting case 101, and a dust collecting box 103 is movable in the placing opening 102, and the airflow with dust enters the dust collecting box 103 and is filtered and collected;

In addition, a screen 104 is provided at the inner bottom of the dust collection case 101 to keep the dust collection box 103 away from the conduction opening at the bottom of the dust collection case 101, so as to ensure that the dust collection box 103 will not block the outlet of the dust collection case 101. And the possibility of affecting its stable gas outlet.

As a further optimization, a strong magnet three 105 is embedded in the side position of the dust box 103, and a strong magnet four 106 is embedded in a position facing the strong magnet three 105 on the outer side of the main body shell 1, and the strong magnet three 105 The magnetic poles on the opposite side of the strong magnet 106 are opposite, so that the dust collection box 103 can be conveniently adsorbed and fixed in the dust collection case 101 only by using the strong magnetic attraction force, and when the dust collection box 103 needs to be cleaned, only need to use the dust collection box 103 The handle on the surface of the box 103 can be pulled out.

Example

On the basis of the above-mentioned embodiment 1, the present invention provides another technical solution: a row pipe 11 is arranged at the position of the feed inlet at the bottom of the main body casing 1, and a plurality of nozzle holes 111 are arranged at intervals on the row pipe 11, and the nozzle holes 111 is arranged obliquely upward along the direction of material entry, and the row pipe 11 communicates with the pressurized cavity in the annular groove 41 below the main body shell 1 through a conduit, so that when the crops are fed from the feed port of the main body shell 1, that is The design of the row pipe 11 and the nozzle hole 111 can be used to blow up the fallen crops to form an upward state. In this state, the crops are fully dispersed, so that under the effect of the updraft, the crops can be separated from the crops to the greatest extent. The dust is separated, thus improving the quality of the crops during their lifting.

Example

On the basis of the above-mentioned embodiment 1 and embodiment 2, the present invention provides another technical solution: the nozzles 12 are installed on both sides of the top of the main body shell 1 by rotating shafts, the nozzles 12 on both sides are opposite, and are arranged obliquely upwards, and The nozzle 12 is communicated with the pressurized cavity in the annular groove 41 above the main body casing 1 through a conduit;

In addition, a magnet five 121 is embedded in the side position of the spray head 12, and a magnet six 122 is embedded in both sides of each hollow type lifting net cylinder 6, so that in the actual use process, when the conveyor belt 13 continues to move and lift, Especially in the process that the crops leave the hollow type lifting net cylinder 6 and are thrown into the inside of the main body shell 1 and are to be sent out, the magnet six 122 and the five magnets 121 at the side positions of the hollow type lifting net cylinder 6 are facing each other, and they are opposite to each other. The surface magnetic poles are opposite, and under the action of strong magnetic attraction, the traction drives the nozzle 12 to deflect, and since the crops are thrown out and fall into the discharge port in a parabola, the nozzle 12 follows the movement of the hollow-type lifting net cylinder 6 during this process. Continue to blow the airflow to the crops in the process of parabolic movement, so as to continuously further separate the residual dust in the loose crops, and the design of the upwardly inclined nozzle 12 will meet at the impact position of the airflow on both sides to form a vertical The upward airflow continues to be transported upwards after the dust is separated from the parabolic crops, and is finally collected and processed by the dust collecting part 10;

It should be further explained that a torsion spring is also arranged on the rotating shaft installed on the nozzle 12 to utilize the hollow type lifting net cylinder 6, and at the same time the torsion spring is forced to twist and shrink, so that when the hollow type lifting net cylinder 6 and the nozzle 12 are dislocated At this time, the torsion spring drives the shower head 12 to reset, and cooperates with the next hollow type lifting net cylinder 6 and continuously promotes.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (7)

1. The material lifting machine structure comprises a main body shell (1), wherein a conveying belt (13) for lifting materials is arranged in the main body shell (1), and the power output of the conveying belt (13) is provided by a motor (3) connected with a driving shaft (2); the driving shaft (2) is rotationally connected with the main body shell (1) through a bearing seat;

the method is characterized in that:

a sealing shell (4) is arranged on one side of the bearing seat, which is close to the inside of the main body shell (1), and the sealing shell (4) is sleeved on the driving shaft (2);

the novel dust remover is characterized in that a fan (5) is arranged outside the main body shell (1), an air outlet of the fan (5) is communicated with the sealing shell (4) through a guide pipe, an air inlet is communicated with the top of the main body shell (1) through the guide pipe, and a dust removing piece (14) is arranged at the position of the air inlet of the fan (5), so that dust carried by air flow generated by the fan (5) is removed through the dust removing piece (14);

the dust removing piece (14) comprises a hollowed-out lifting net barrel (6), the hollowed-out lifting net barrels (6) are equidistantly arranged on the conveying belt (13), and a shaking component (7) is arranged between the hollowed-out lifting net barrel (6) and the main body shell (1) so as to shake the hollowed-out lifting net barrel (6) in the way that the conveying belt (13) drives the hollowed-out lifting net barrel (6) to ascend, and the hollowed-out lifting net barrel is matched with the air blast in the sealing shell (4) to separate dust in a material and blow upwards;

a plugging plate (8) is arranged at the bottom feed inlet of the main body shell (1) so as to plug the feed inlet after materials enter the main body shell (1), an air outlet (9) is formed in the top of the main body shell (1) so as to enable dust-carrying gas to circulate, and a dust collecting part (10) is arranged between the air outlet (9) and the air inlet of the fan (5) so as to assist the dust-carrying gas to flow through the dust collecting part (10) from the air outlet (9) for collection;

the sealing shell (4) is of a circular structure, the driving shaft (2) passes through the sealing shell (4) and is rotationally connected with the sealing shell (4), an annular groove (41) is formed in the end face of the sealing shell (4), and an air outlet of the fan (5) is communicated with the annular groove (41) through a guide pipe so as to continuously blow air to the contact position of the driving shaft (2) and the sealing shell (4) through the annular groove (41);

a partition plate (42) is arranged in the annular groove (41), the communication position of the annular groove (41) and a guide pipe of the fan (5) is positioned at the inner side of the partition plate (42), and a plurality of pressurizing air holes (43) are formed in the partition plate (42) at equal intervals, so that gas in the annular groove (41) is sprayed out from the pressurizing air holes (43) in a high-pressure air flow mode;

a movable ring (44) is rotatably arranged at a position, located outside the partition plate (42), in the annular groove (41), a plurality of inclined blades (45) are equidistantly arranged on the movable ring (44), and high-speed air flow in the pressurizing air hole (43) impacts the blades (45) to drive the blades to rotate so as to form high-speed vortex at the joint of the driving shaft (2) and the sealing shell (4).

2. The material elevator structure of claim 1, wherein: the shaking component (7) comprises a first strong magnet (71) which is respectively embedded on the end face of each hollowed-out lifting net barrel (6), a plurality of second strong magnets (72) are embedded on the inner wall of the main body shell (1) at intervals, the opposite magnetic poles of the first strong magnet (71) and the second strong magnet (72) are the same, and when the conveying belt (13) lifts the hollowed-out lifting net barrels (6) to the position of the second strong magnet (72), the hollowed-out lifting net barrels (6) are lifted relative to the conveying belt (13) to be rapidly pressed down for shaking by gravity.

3. The material elevator structure of claim 2, wherein: the plugging plate (8) comprises two mounting shafts (81) which are respectively rotatably mounted on two sides of a feed inlet at the bottom of the main body shell (1), deflection plates (82) are respectively arranged on the mounting shafts (81), torsion springs with two ends respectively connected with the deflection plates (82) and the main body shell (1) are further sleeved on the mounting shafts (81), and the torsion springs are used for driving the two deflection plates (82) to keep a horizontally butted plugging state.

4. A material lifting machine structure according to claim 3 wherein: the dust collecting part (10) comprises a dust collecting shell (101) arranged on the main body shell (1), the top of the dust collecting shell (101) is communicated with the air outlet (9) by a guide pipe, and the bottom of the dust collecting shell (101) is communicated with the air inlet of the fan (5) by a guide pipe;

a through placing opening (102) is formed in the side edge of the dust collecting shell (101), a dust collecting box (103) is movably placed in the placing opening (102), and air flow with dust enters the dust collecting box (103) and is filtered and collected;

and a separation net (104) is arranged at the bottom of the dust collecting shell (101) so as to keep the dust collecting box (103) away from a conduction port at the bottom of the dust collecting shell (101).

5. The material elevator structure of claim 4, wherein: the dust collection box (103) is embedded with a third strong magnet (105) at the side edge, a fourth strong magnet (106) is embedded at the position opposite to the third strong magnet (105) on the outer side of the main body shell (1), and the magnetic poles of the opposite surfaces of the third strong magnet (105) and the fourth strong magnet (106) are opposite to each other so as to adsorb and fix the dust collection box (103) in the dust collection shell (101).

6. The material elevator structure of claim 5, wherein: the device is characterized in that a calandria (11) is arranged at the position of a feeding hole at the bottom of the main body shell (1), a plurality of spray holes (111) are formed in the calandria (11) at intervals, the spray holes (111) are obliquely upwards arranged along the material entering direction, and the calandria (11) is communicated with a pressurized cavity in an annular groove (41) below the main body shell (1) by a guide pipe.

7. The material elevator structure of claim 6, wherein: the two sides of the top of the main body shell (1) are rotatably provided with spray heads (12) by utilizing a rotating shaft, the spray heads (12) at the two sides are opposite and are obliquely upwards arranged, and the spray heads (12) are communicated with a cavity pressurized in an annular groove (41) above the main body shell (1) by utilizing a guide pipe;

and a magnet five (121) is embedded at the side edge of the spray head (12), a magnet six (122) is embedded at both sides of each hollow lifting net barrel (6), and the magnet five (121) and the magnet are when the conveying belt (13) continuously moves

The iron six (122) is opposite to each other, the magnetic poles of the opposite surfaces are opposite to each other, a torsion spring is also arranged on the rotating shaft for installing the spray head (12),

the hollow lifting net drum (6) is utilized to pull the spray head (12) to deflect, and meanwhile, the torsion spring is stressed to twist and shrink.