CN113162303B

CN113162303B - Multifunctional electric hoist

Info

Publication number: CN113162303B
Application number: CN202110480721.7A
Authority: CN
Inventors: 黄建民; 王建科; 叶余滔
Original assignee: Bada Mechanical & Electrical Co ltd
Current assignee: Bada Electromechanical Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2022-06-28
Anticipated expiration: 2041-04-30
Also published as: CN113162303A

Abstract

The invention discloses a multifunctional electric hoist, which comprises a multifunctional electric hoist body consisting of a hoisting mechanism, a reduction gearbox, a lifting hook assembly and a switch controller, wherein the left side of the hoisting mechanism is fixedly connected with the right side of the reduction gearbox, the top of the lifting hook assembly is fixedly connected with the outer side of the reduction gearbox through a rotating seat, the switch controller is positioned on the front side of the reduction gearbox, the hoisting mechanism comprises a heat dissipation shell, and the invention relates to the technical field of electric hoists. This multi-functional electric block can solve prior art effectively, in some flour processing factory, because flour flies upward along with the air, gets into the jack-up motor very easily, and the jack-up motor body will produce a large amount of heats in the course of the work, and during flour got into the louvre, influences the radiating effect of jack-up motor, reduces jack-up engine life, under the severe condition, leads to the jack-up engine automatic flameout, has the problem of potential safety hazard.

Description

Multifunctional electric hoist

Technical Field

The invention relates to the technical field of electric hoists, in particular to a multifunctional electric hoist.

Background

The miniature electric hoist is also called a civil electric hoist. Generally, the lifting device is divided into a fixed type and an operation type, is suitable for various occasions, can lift goods below 1000 kilograms, and is particularly suitable for lifting heavier objects from downstairs of high-rise buildings. Simple structure, convenient installation, small size and exquisite volume, and uses single-phase electricity as a power source. The miniature electric hoist reaches international standards in the aspect of production and design, the use safety is guaranteed, and the motor radiating fins are of cast iron structures, so that the service life is prolonged. The lifting speed of the miniature electric hoist can reach 10 meters per minute, the length of the steel wire rope is designed to be 12 meters (the length can be customized), in the aspect of a lifting hook, advanced double-hook setting is designed, the lifting weight of the miniature electric hoist is greatly increased, the miniature electric hoist adopts a 220V civil power supply, and the miniature electric hoist is particularly suitable for occasions such as daily civil use, industrial production lines, freight logistics and the like.

The environment that miniature electric hoist used under the general condition is comparatively abominable, present miniature electric hoist does not possess the dustproof and function that gives sound insulation of oneself, in some flour processing factories, because flour flies upward along with the air, get into among the jack-up motor very easily, the jack-up motor body will produce a large amount of heats in the course of the work, flour gets into in the louvre, seriously influence the radiating effect of jack-up motor, cause the jack-up motor energy consumption to increase, long-time the use, reduce jack-up motor life, under the serious condition, lead to the jack-up motor to flame out automatically, there is the potential safety hazard.

Disclosure of Invention

Solves the technical problem

Aiming at the defects in the prior art, the invention provides the multifunctional electric hoist which can effectively solve the problems that in some flour processing factories, flour is easy to enter a hoisting motor due to flying with air, a hoisting motor body can generate a large amount of heat in the working process, the flour enters heat dissipation holes to influence the heat dissipation effect of the hoisting motor and reduce the service life of the hoisting motor, and the hoisting motor automatically stalls under severe conditions, so that potential safety hazards exist.

Technical scheme

In order to realize the purpose, the invention is realized by the following technical scheme:

the invention provides a multifunctional electric hoist, which comprises a multifunctional electric hoist body consisting of a hoisting mechanism, a reduction gearbox, a hook component and a switch controller, wherein the left side of the hoisting mechanism is fixedly connected with the right side of the reduction gearbox, the top of the hook component is fixedly connected with the outer side of the reduction gearbox through a rotating seat, the switch controller is positioned at the front side of the reduction gearbox, the hoisting mechanism comprises a heat dissipation shell, the left side of the heat dissipation shell is fixedly connected with the right side of the reduction gearbox, the bottom of the inner wall of the heat dissipation shell is fixedly connected with a heat insulation plate, the outer side of the heat insulation plate and the inside of the heat dissipation shell respectively enclose into a silencing cavity and a heat dissipation cavity, a hoisting motor is arranged inside the silencing cavity, the bottom of the hoisting motor is fixedly connected with the bottom of the inner wall of the silencing cavity through a supporting seat, the bottom of the silencing cavity is provided with a filter opening, and the inner wall of the filter opening is fixedly connected with a magnetic sheet, the filtering mechanism is arranged inside the filtering port, the outer side of the filtering mechanism is in magnetic connection with the outer side of the magnetic sheet, the collecting mechanism is arranged below the filtering port, and the air extracting mechanism is arranged inside the heat dissipation cavity.

Preferably, the filtering mechanism comprises a magnetic plate, the outer side of the magnetic plate is magnetically connected with the outer side of the magnetic sheet, and filters are arranged on two sides of the magnetic plate.

Preferably, the right side fixedly connected with dwang of magnetic plate, the one end that the magnetic plate was kept away from to the dwang runs through the heat dissipation shell and is connected with the inside rotation of heat dissipation shell, the one end fixedly connected with adjustment disk of magnetic plate is kept away from to the dwang.

Preferably, the collecting mechanism comprises an air inlet groove plate, the top of the air inlet groove plate is fixedly connected with the bottom of the heat dissipation shell, an air suction hole is formed in the air inlet groove plate, and the air inlet groove plate is connected with a collecting box in a sliding mode.

Preferably, the air exhaust mechanism comprises a heat dissipation plate, the outer side of the heat dissipation plate is fixedly connected with the inner wall of the heat dissipation cavity, an air exhaust fan is arranged inside the heat dissipation plate, and the bottom end of the heat dissipation cavity is communicated with the outside.

Preferably, the filter comprises a dust guard, and an annular magnetic plate is fixedly connected to the outer side of the dust guard.

Preferably, the outer side of the annular magnetic plate is in magnetic connection with the outer side of the magnetic plate, and a filter bag is arranged inside the dustproof plate.

Preferably, the outer side of the filter bag is fixedly connected with the inner wall of the dust guard through an air bag, the top of the filter bag is fixedly connected with a floating block through an elastic rope, and the floating block is located inside the filter bag.

Compared with the prior art, in a flour processing factory, the lifting motor in the multifunctional electric hoist body starts to work, the heat dissipation shell is closed, meanwhile, the inner wall of the heat dissipation shell is provided with noise reduction cotton which absorbs noise generated by the lifting motor and reduces decibel of the noise, the lifting motor works to generate a large amount of heat, an air exhaust fan in the air exhaust mechanism starts to work to absorb hot air in the sound attenuation cavity and reduce the temperature of gas in the sound attenuation cavity, so that the temperature of the lifting motor is kept stable and the lifting motor operates normally, the hot air enters the heat dissipation cavity through an opening above the heat insulation plate and flows out of the outside from the bottom of the heat dissipation cavity, the heat insulation plate has a barrier effect on flour in the outside air, the flour floating in the air is prevented from flowing into the sound attenuation cavity, the air pressure in the sound attenuation cavity is reduced, the filtering mechanism in the filtering opening is acted by the air pressure, and a filter in the filtering mechanism starts to suck air, the air enters the air inlet groove plate through the air suction holes in the collecting mechanism and enters the dust guard plate in the filter, the filter is provided with a plurality of groups of dust-proof plates which are uniformly distributed on two sides of the magnetic plate, the mixed air in the air inlet groove plate is separated by the filter, after the dust-proof plate is shut down, the filtered flour is influenced by gravity and falls into the collecting box in the collecting mechanism, the collected flour is processed by taking out the collecting box in a sliding way, the use is convenient, when the filtering mechanism is periodically checked, the flour is found to be attached to the lower surface of the filter bag in the filter, or the flour on the lower surface of the filter bag is cleaned after the motor stops moving, an operator can directly flap the bottom of the filter bag by hands at the moment, the filter bag shakes, the flour with the separated from the surface falls into the collecting box, meanwhile, a floating block in the filter is vibrated up and down by the flapping force, the shaking of the filter bag is accelerated, and the flour on the lower surface of the filter bag is separated from the dust-proof plate more cleanly, the subsequent filtering effect is better, when the filter bag is damaged by regular inspection, the surface flour of the filter bag is cleaned, the rotating adjusting disc is rotated to drive the rotating rod to rotate to drive the filter to rotate, the filter is arranged up and down and is turned over by rotating, the damaged filter can continuously work without timely replacing the damaged filter in the use process, after the filter is used, the filter is replaced without influencing the normal use, meanwhile, in each rotation process, the filter mechanism is prevented from angular deviation under the mutual magnetic force action of the magnetic plate and the magnetic sheet, the filter mechanism is tightly attached to the filter port, when the air pressure in the silencing cavity is reduced, the inside of the top filter bag is blocked by the top floating block, the air in the dustproof plate slowly enters through the side edge of the top filter bag, the air pressure in the silencing cavity is continuously reduced, and the pressure on the upper surface and the lower surface of the top floating block has a difference value, the bottom floating block is blown by unstable airflow after being strengthened, the bottom floating block is converted into up-down floating from a close fit critical state, the interior of the bottom filter bag is flapped to drive the bottom filter bag to continuously vibrate up and down, the air bag is matched to continuously stretch and retract, the flour on the lower surface of the bottom filter bag is accelerated to separate by combining the vibration generated by the top floating block, part of the flour falls into the collecting box to prevent filter holes in the bottom filter bag from being blocked and influence the filtering effect, meanwhile, the filter bag is designed to increase the filtering area in a pocket shape, the flowing of exchange gas is accelerated, the filter bag is prevented from deforming or wrinkling during the air flow blowing process by combining the flapping of the floating block, and the normal filtering of the filter bag is not influenced, after the use, in the cleaning process, when a damaged filter exists, the annular magnetic plate and the magnetic plate are mutually attracted by magnetic force, and the filter can be taken out only by manual force, so that the use is convenient.

Advantageous effects

Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:

(1) the invention is provided with a heat dissipation shell, a heat insulation plate and an air exhaust mechanism, in a flour processing factory, the lifting motor in the multifunctional electric hoist body starts to work, the heat dissipation shell is closed, meanwhile, the inner wall of the heat dissipation shell is provided with noise reduction cotton, noise generated by the lifting motor is absorbed, decibel of the noise is reduced, a large amount of heat is generated when the lifting motor works, an air exhaust fan in the air exhaust mechanism starts to work, hot air in a sound elimination cavity is absorbed, the gas temperature in the sound elimination cavity is reduced, the temperature of the lifting motor is kept stable, the lifting motor normally operates, the hot air enters the heat dissipation cavity through an opening above the heat insulation plate and flows out of the outside from the bottom of the heat dissipation cavity, the heat insulation plate has a blocking effect on flour in the outside air, and flour floating in the air is prevented from flowing into the sound elimination cavity.

(2) The invention is provided with a filtering mechanism and a collecting mechanism, the air pressure in the silencing cavity is reduced, the filtering mechanism in the filtering opening is acted by the air pressure, a filter in the filtering mechanism starts to suck air, the air enters an air inlet groove plate through an air suction hole in the collecting mechanism and enters a dust guard in the filter, the filter is provided with a plurality of groups of filters which are uniformly distributed on two sides of a magnetic plate, the filter separates mixed gas in the air inlet groove plate, after the machine is stopped, the filtered flour falls into a collecting box in the collecting mechanism under the influence of gravity, and the collected flour is processed by taking out the collecting box in a sliding manner, so that the use is convenient.

(3) The invention is provided with the magnetic plate and the filter, when the filter mechanism is checked regularly in the using process, flour is attached to the lower surface of the filter bag in the filter, or the flour on the lower surface of the filter bag is cleaned after the motor stops moving, an operator can directly flap the bottom of the filter bag by hands at the moment, the filter bag shakes, the flour with the separated surface falls into the collecting box, meanwhile, the floating block in the filter vibrates up and down under the action of the flapping force, the shaking of the filter bag is accelerated, the flour on the lower surface of the filter bag is separated more cleanly, the subsequent filtering effect is better, when the filter bag is checked regularly and damaged, the flour on the surface of the filter bag is cleaned, the adjusting disc is rotated to drive the rotating rod to rotate, the filter is driven to rotate, the upper part and the lower part of the filter are both arranged, the upper part and the lower part of the filter are overturned up and down through rotation, the damaged filter does not need to be replaced in time in the using process, the filter can continuously work, after the filter is used, the filter is replaced without influencing normal use, meanwhile, in each rotation process, the filter mechanism is tightly attached to a filter port under the mutual magnetic force action of a magnetic plate and a magnetic sheet, so that the filter mechanism can not have the condition of angular deviation when rotating each time, when the air pressure in a silencing cavity is reduced, the inside of a top filter bag is blocked by a top floating block, the air in a dustproof plate slowly enters through the side edge of the top filter bag, the air pressure in the silencing cavity is continuously reduced, the pressure on the upper surface and the lower surface of the top floating block has a difference value, the self gravity is combined to carry out up-and-down floating to generate vibration, the air flow flowing in a bottom filter bag in the filter is more unstable, the bottom floating block is blown by unstable air flow after being strengthened, the influence of the self gravity and the tensile force of an elastic rope is combined, and a tight attachment critical state is formed, convert to the fluctuation, pat the inside of bottom filter bag, drive the vibrations that the bottom filter bag does not stop from top to bottom, the air pocket cooperation is constantly flexible, combine the vibrations that the top slider produced, the separation is accelerated to the flour that makes bottom filter bag lower surface, the part falls into the collection box, prevent that the filtration pore in the bottom filter bag is stifled, influence the filter effect, simultaneously the filter bag design increases filter area for the pocket type, accelerate the gaseous flow of exchange, the patting of cooperation slider, avoid the filter bag to appear the condition of deformation or fold shape at the air current blows in-process, can not influence the normal filtration of filter bag, use, the cleaning process is in, when having the filter of damage, mutual magnetic attraction between annular magnetic plate and the magnetic plate, only need manual hard take out the filter can, it is convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic perspective, partially sectional, structural view of the present invention;

FIG. 4 is a schematic perspective partially layered structure of the present invention;

FIG. 5 is a schematic perspective view of a filter according to the present invention;

FIG. 6 is a partial perspective structural view of the filter of the present invention;

fig. 7 is a schematic structural view of a filter according to the present invention in a three-dimensional section.

The reference numerals in the drawings represent: 1. a multifunctional electric hoist body; 2. a hoisting mechanism; 21. a heat dissipation housing; 22. a heat insulation plate; 23. a sound-deadening chamber; 24. a heat dissipation cavity; 25. a hoisting motor; 26. a filter port; 261. a magnetic sheet; 27. a filtering mechanism; 271. a magnetic plate; 272. a filter; 2721. a dust-proof plate; 2722. an annular magnetic plate; 2723. a filter bag; 2724. an air bag; 2725. a slider; 273. rotating the rod; 274. an adjusting disk; 28. a collection mechanism; 281. an air inlet channel plate; 282. a suction hole; 283. a collection box; 29. an air extraction mechanism; 291. a heat dissipation plate; 292. an air extracting fan; 3. a reduction gearbox; 4. a hook assembly; 5. a switch controller.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

The embodiment is as follows:

referring to fig. 1-7, the present invention provides a technical solution: a multifunctional electric hoist comprises a hoisting mechanism 2, a reduction gearbox 3, a multifunctional electric hoist body 1 consisting of a hook component 4 and a switch controller 5, wherein the left side of the hoisting mechanism 2 is fixedly connected with the right side of the reduction gearbox 3, the top of the hook component 4 is fixedly connected with the outer side of the reduction gearbox 3 through a rotating seat, the switch controller 5 is positioned at the front side of the reduction gearbox 3, the hoisting mechanism 2 comprises a heat dissipation shell 21, the left side of the heat dissipation shell 21 is fixedly connected with the right side of the reduction gearbox 3, the bottom of the inner wall of the heat dissipation shell 21 is fixedly connected with a heat insulation plate 22, the outer side of the heat insulation plate 22 and the inside of the heat dissipation shell 21 are respectively enclosed into a silencing cavity 23 and a heat dissipation cavity 24, a hoisting motor 25 is arranged inside the silencing cavity 23, the bottom of the hoisting motor 25 is fixedly connected with the bottom of the inner wall of the silencing cavity 23 through a supporting seat, a filter 26 is arranged at the bottom of the silencing cavity 23, and a magnetic sheet 261 is fixedly connected with the inner wall of the filter 26, the filtering mechanism 27 is arranged in the filtering port 26, the outer side of the filtering mechanism 27 is magnetically connected with the outer side of the magnetic sheet 261, the collecting mechanism 28 is arranged below the filtering port 26, and the air exhausting mechanism 29 is arranged in the heat radiating cavity 24.

The filtering mechanism 27 comprises a magnetic plate 271, the outer side of the magnetic plate 271 is magnetically connected with the outer side of the magnetic sheet 261, and both sides of the magnetic plate 271 are provided with filters 272.

The right side of the magnetic plate 271 is fixedly connected with a rotating rod 273, one end of the rotating rod 273, which is far away from the magnetic plate 271, penetrates through the heat dissipation shell 21 and is connected with the inner rotation of the heat dissipation shell 21, and one end of the rotating rod 273, which is far away from the magnetic plate 271, is fixedly connected with an adjusting disc 274.

The collecting mechanism 28 includes an air inlet slot plate 281, the top of the air inlet slot plate 281 is fixedly connected with the bottom of the heat dissipating casing 21, an air suction hole 282 is opened in the air inlet slot plate 281, and a collecting box 283 is slidably connected in the air inlet slot plate 281.

The air extracting mechanism 29 comprises a heat radiating plate 291, the outer side of the heat radiating plate 291 is fixedly connected with the inner wall of the heat radiating cavity 24, an air extracting fan 292 is arranged inside the heat radiating plate 291, and the bottom end of the heat radiating cavity 24 is communicated with the outside.

The filter 272 comprises a dust-proof plate 2721, and an annular magnetic plate 2722 is fixedly connected to the outer side of the dust-proof plate 2721.

The outer side of the annular magnetic plate 2722 is magnetically connected with the outer side of the magnetic plate 271, and a filter bag 2723 is arranged inside the dust-proof plate 2721.

The outer side of the filter bag 2723 is fixedly connected with the inner wall of the dust-proof plate 2721 through an air bag 2724, the top of the filter bag 2723 is fixedly connected with a floating block 2725 through an elastic rope, and the floating block 2725 is located inside the filter bag 2723.

When the flour is transported through the multifunctional electric hoist body 1 in a flour processing plant, the lifting motor 25 in the lifting mechanism 2 starts to work, the heat dissipation shell 21 is closed, the lifting motor 25 generates a large amount of heat when working, at this time, the air suction fan 292 in the air suction mechanism 29 starts to work to absorb the hot air in the sound absorption cavity 23, the hot air enters the heat dissipation cavity 24 through the opening above the heat insulation plate 22 and flows out of the outside from the bottom of the heat dissipation cavity 24, the air pressure in the sound absorption cavity 23 is reduced, the filter mechanism 27 in the filter opening 26 is subjected to the air pressure, the filter 272 in the filter mechanism 27 starts to suck air, the air enters the air inlet duct plate 281 through the air suction holes 282 in the collection mechanism 28 and enters the dust prevention plate 2721 in the filter 272, the filters 272 are provided with a plurality of groups of air, and are uniformly distributed on two sides of the magnetic plates 271, the filter 272 on the top of the magnetic plates 271 is influenced by gravity, the floating blocks 2725 in the top filter 272 are influenced by gravity to plug vent holes in the magnetic plates 271, the filter 272 at the bottom of the magnetic plates 271 is influenced by gravity, the floating blocks 2725 in the bottom filter 272 are influenced by gravity to stretch the elastic rope, the bottoms of the floating blocks 2725 and the bottom of the filter bag 2723 are mutually extruded, the pressure intensities of the upper surface and the lower surface of the top floating blocks 2725 have a difference value and float up and down by combining the gravity of the floating blocks, the floating blocks 2725 at the bottom are blown by flowing gas and float up and down by combining the gravity of the floating blocks, compared with the traditional method, in a flour processing factory, the lifting motor 25 in the multifunctional electric gourd body 1 starts to work, the heat dissipation shell 21 is closed, meanwhile, noise reduction cotton is arranged on the inner wall of the heat dissipation shell 21 to absorb noise generated by the lifting motor 25, reduce decibel of the noise, and the lifting motor 25 generates a large amount of heat, the air suction fan 292 in the air suction mechanism 29 starts to work to absorb the hot air in the sound absorption cavity 23 and reduce the temperature of the air in the sound absorption cavity 23, so that the temperature of the hoisting motor 25 is kept stable and the hoisting motor operates normally, the hot air enters the heat dissipation cavity 24 through the opening above the heat insulation plate 22 and flows out of the outside from the bottom of the heat dissipation cavity 24, the heat insulation plate 22 has a barrier effect on the flour in the outside air to prevent the flour floating in the air from flowing into the sound absorption cavity 23, the air pressure in the sound absorption cavity 23 is reduced, the filter mechanism 27 in the filter opening 26 is subjected to the air pressure effect, the filter 272 in the filter mechanism 27 starts to suck air, the air enters the air inlet slot plate 281 through the air suction holes 282 in the collection mechanism 28 and enters the dust prevention plate 2721 in the filter 272, the filter 272 is provided with a plurality of groups of air suction fans which are uniformly distributed on both sides of the magnetic force plate 271, the filter 272 separates the mixed air in the air inlet slot plate 281, after the machine is stopped, the filtered flour is influenced by gravity and falls into the collecting box 283 in the collecting mechanism 28, when the collecting box 283 is taken out by sliding to process the collected flour, the use is convenient, when the filtering mechanism 27 is checked regularly, the flour is attached to the lower surface of the filter bag 2723 in the filter 272 is found, or the flour on the lower surface of the filter bag 2723 is cleaned after the motor stops moving, at the moment, an operator can directly flap the bottom of the filter bag 2723 by hands, the filter bag 2723 shakes, the flour separated from the surface falls into the collecting box 283, meanwhile, the floating block 2725 in the filter 272 shakes up and down by flapping force, the shaking 2723 of the filter bag is accelerated, the flour on the lower surface of the filter bag 2723 is separated cleaner, the subsequent filtering effect is better, when the filter bag 2723 is damaged by regular checking, the flour on the surface of the filter bag 2723 is cleaned, the adjusting disc 274 is rotated to drive the rotating rod 273 to rotate, so as to drive the filter 272 to rotate, the filter 272 is arranged above and below, the filter 272 is turned over up and down through rotation, in the using process, the damaged filter 272 does not need to be replaced in time, after the filter 272 is used, the filter 272 is replaced, the normal use is not influenced, meanwhile, in each rotating process, the mutual magnetic force action of the magnetic plate 271 and the magnetic sheet 261 is received, the condition of angular deviation does not exist when the filter mechanism 27 rotates, the filter mechanism 27 is tightly attached to the filter port 26, when the air pressure in the silencing cavity 23 is reduced, the inside of the top filter bag 2723 is blocked by the top floating block 2725, the air in the dustproof plate 2721 slowly enters through the side edge of the top filter bag 2723, the air pressure in the silencing cavity 23 is continuously reduced, the pressure of the upper surface and the lower surface of the top floating block 2725 has a difference value, the self gravity is combined to float up and down, vibration is generated, the air flow of the bottom filter bag 2723 in the filter 272 is more unstable, the bottom floating block 2725 is blown by unstable airflow after being strengthened, the influence of self gravity and the tensile force of the elastic rope is combined, the tight-fit critical state is converted into up-and-down floating, the interior of the bottom filter bag 2723 is beaten, the bottom filter bag 2723 is driven to vibrate ceaselessly up and down, the air bag 2724 is matched for continuous stretching, the vibration generated by the top floating block 2725 is combined, the flour on the lower surface of the bottom filter bag 2723 is accelerated to separate, part of the flour falls into the collection box 283 to prevent filter holes in the bottom filter bag 2723 from being blocked, the filtering effect is influenced, meanwhile, the filter bag 2723 is designed into a pocket type to increase the filtering area, the flowing of exchange gas is accelerated, the beating of the floating block 2725 is matched, the condition that the filter bag 2723 deforms or wrinkles in the air flow blowing process is avoided, the normal filtering of the filter bag 2723 cannot be influenced, the use is finished, and when the damaged filter 272 exists in the cleaning process, the annular magnetic force plate 2722 and the magnetic force plate are mutually attracted, the filter 272 can be taken out manually and forcibly, so that the use is convenient.

The above examples are intended only to illustrate the technique of the present invention and are not limiting thereof; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not depart from the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. Multi-functional electric block, including hoisting mechanism (2), reducing gear box (3), lifting hook subassembly (4) and switch controller (5) multi-functional electric block body (1) of constituteing, its characterized in that: the left side of the hoisting mechanism (2) is fixedly connected with the right side of the reduction gearbox (3), the top of the hook component (4) is fixedly connected with the outer side of the reduction gearbox (3) through a rotating seat, the switch controller (5) is positioned on the front side of the reduction gearbox (3), the hoisting mechanism (2) comprises a heat dissipation shell (21), the left side of the heat dissipation shell (21) is fixedly connected with the right side of the reduction gearbox (3), the bottom of the inner wall of the heat dissipation shell (21) is fixedly connected with a heat insulation plate (22), the outer side of the heat insulation plate (22) and the inner part of the heat dissipation shell (21) are respectively enclosed into a silencing cavity (23) and a heat dissipation cavity (24), a hoisting motor (25) is arranged in the silencing cavity (23), the bottom of the hoisting motor (25) is fixedly connected with the bottom of the inner wall of the silencing cavity (23) through a supporting seat, and a filter opening (26) is formed in the bottom of the silencing cavity (23), the inner wall of the filtering port (26) is fixedly connected with a magnetic sheet (261), a filtering mechanism (27) is arranged inside the filtering port (26), the outer side of the filtering mechanism (27) is magnetically connected with the outer side of the magnetic sheet (261), a collecting mechanism (28) is arranged below the filtering port (26), an air exhaust mechanism (29) is arranged inside the heat dissipation cavity (24), the filtering mechanism (27) comprises a magnetic plate (271), the outer side of the magnetic plate (271) is in magnetic connection with the outer side of the magnetic sheet (261), both sides of the magnetic plate (271) are provided with filters (272), the right side of the magnetic plate (271) is fixedly connected with a rotating rod (273), one end of the rotating rod (273), which is far away from the magnetic plate (271), penetrates through the heat dissipation shell (21) and is rotatably connected with the interior of the heat dissipation shell (21), and one end of the rotating rod (273), which is far away from the magnetic plate (271), is fixedly connected with an adjusting disc (274).

2. The multi-functional electric hoist as claimed in claim 1, characterized in that: the collecting mechanism (28) comprises an air inlet groove plate (281), the top of the air inlet groove plate (281) is fixedly connected with the bottom of the heat dissipation shell (21), an air suction hole (282) is formed in the air inlet groove plate (281), and a collecting box (283) is connected to the inside of the air inlet groove plate (281) in a sliding mode.

3. The multi-functional electric hoist as claimed in claim 1, characterized in that: the air exhaust mechanism (29) comprises a heat dissipation plate (291), the outer side of the heat dissipation plate (291) is fixedly connected with the inner wall of the heat dissipation cavity (24), an air exhaust fan (292) is arranged inside the heat dissipation plate (291), and the bottom end of the heat dissipation cavity (24) is communicated with the outside.

4. The multi-functional electric hoist as claimed in claim 1, characterized in that: the filter (272) comprises a dustproof plate (2721), and an annular magnetic plate (2722) is fixedly connected to the outer side of the dustproof plate (2721).

5. The multi-functional electric hoist as claimed in claim 4, characterized in that: the outer side of the annular magnetic plate (2722) is in magnetic connection with the outer side of the magnetic plate (271), and a filter bag (2723) is arranged inside the dustproof plate (2721).

6. The multi-functional electric hoist as claimed in claim 5, characterized in that: the dust-proof filter bag is characterized in that the outer side of the filter bag (2723) is fixedly connected with the inner wall of a dust-proof plate (2721) through an air bag (2724), the top of the filter bag (2723) is fixedly connected with a floating block (2725) through an elastic rope, and the floating block (2725) is located inside the filter bag (2723).