CN220055511U - Spiral pneumatic conveyor - Google Patents

Abstract

The utility model discloses a spiral pneumatic conveyor, which relates to the technical field of pneumatic conveyors. According to the utility model, through the arrangement of the air inlet component, the origin of the Roots blower is directly arranged near the feed inlet, so that dust is sucked into the air inlet bin together when the Roots blower generates air flow, the dust is not required to be additionally arranged, the air flow is filtered through the filter screen to reduce dust entering, the dust is not required to be additionally arranged to inhibit the dust at the feed inlet, and the cost is reduced.

Description

Spiral pneumatic conveyor

Technical Field

The utility model relates to the technical field of pneumatic conveyers, in particular to a spiral pneumatic conveyer.

Background

The pneumatic screw conveying pump integrates two conveying modes of mechanical conveying and pneumatic conveying, wind energy is provided by the Roots blower, and screw extrusion is provided by the screw conveyor at the same time, so that the conveying efficiency of materials is improved, and materials which are difficult to convey by common pneumatic conveying equipment can be conveyed conveniently.

The utility model discloses an environment-friendly spiral pneumatic conveying pump with a Chinese patent application number of 202022240660.0, which relates to the technical field of conveying pump equipment, has a simple structure and reasonable design, and can avoid the situation that dust is four because of lacking in adsorption force when powder particle materials are sent into a conveying system by carrying out dust treatment through an adsorption block and a dust suction nozzle which are arranged on the outer side of a hopper.

According to the technical scheme, although dust emission during feeding is conveniently inhibited, dust is discharged through the discharge hole, the discharge end of the part of spiral pneumatic conveyor is usually connected to a cyclone separator or other separators so as to separate gas from solids, the separators are usually directly connected with a storage bin or processing equipment, dust is discharged through the discharge hole, the dust is easily caused to enter the storage bin or the processing equipment, the ash content of a product is increased, and the quality of the product is easily influenced to a certain extent.

Disclosure of Invention

Based on the above, the utility model aims to provide a spiral pneumatic conveyor to solve the technical problem that dust is discharged from a discharge hole and is easy to cause certain influence on the quality of materials.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a spiral pneumatic conveyor, includes the machine main part, be provided with the subassembly that admits air in the machine main part, the subassembly that admits air includes the storehouse of admitting air, install the filter screen in the storehouse of admitting air, the in-connection of the storehouse of admitting air has the back shaft, be connected with the bearing plate on the back shaft, be connected with the scraper blade on the bearing plate, the storehouse surface of admitting air runs through there is the dust collection box.

Through adopting above-mentioned technical scheme, directly set up the origin of roots's fan near the feed inlet, make roots's fan in the dust is together inhaled in the bin that admits air when producing the air current, need not to additionally set up the fan and restrain the raise dust phenomenon, later filter the air current through the filter screen and reduce the dust entering, the air current promotes the back shaft rotation and then makes a plurality of scrapers rotate through the bearing plate when flowing in the bin that admits air, a plurality of scrapers rotate the back with the adhesion in order to avoid the filter screen jam with the dust scraping on filter screen surface down, later the dust of being scraped falls into the dust collection incasement so that follow-up unified processing.

Further, be connected with the feed inlet on the machine main part, machine main part side-mounting has the motor, the motor output is connected with the screw axis, machine main part side-mounting has the discharge gate, install the roots fan on the machine main part, be connected with the gas-supply pipe between roots fan gas outlet and the discharge gate.

Through adopting above-mentioned technical scheme, pour the material into the feed inlet into, the output drive screw axis is rotatory carries the material after the motor starts, and the Roots blower starts simultaneously and produces the air current and send into the transport of auxiliary material in the machine with the air current.

Furthermore, the filter screen is arc-shaped, and the pressure bearing plate and the scraping plate are both movably connected with the air inlet bin.

Through adopting above-mentioned technical scheme, filter the dust entering that reduces through the filter screen to the air current, the air current promotes the back shaft rotation and then makes a plurality of scrapers rotate through the bearing plate when flowing in the storehouse of admitting air, and a plurality of scrapers rotate the back and scrape down the dust of adhesion on the filter screen surface.

Furthermore, one side of the air inlet bin is rectangular, and the other side of the air inlet bin is circular.

Through adopting above-mentioned technical scheme, the storehouse opposite side that admits air is circular in order to admit air the storehouse and be connected with the inlet end of roots fan, and rectangular pattern is then be convenient for place the filter screen, avoids the too complicated increase cost of filter screen structure.

Further, the bearing plates and the scraping plates are all arranged in a plurality, and the bearing plates and the scraping plates are distributed in an annular array.

Through adopting above-mentioned technical scheme, the air current promotes the back shaft through the bearing plate and rotates and then make a plurality of scrapers rotate when flowing in the storehouse that admits air, and a plurality of scrapers rotate the back and scrape down the dust of adhesion on the filter screen surface in order to avoid the filter screen to block up.

Further, the dust collection box is movably connected with the air inlet bin.

Through adopting above-mentioned technical scheme, the scraper blade rotates the back with the adhesion scrape down in order to avoid the filter screen to block up at the dust on filter screen surface, later by the dust of scraping fall into the dust collection box, during routine maintenance staff pull out the dust collection box again with dust in the dust collection box empty to appointed place, with the dust in the dust collection box empty back staff directly with the dust collection box dress back alright.

Further, the air inlet end of the Roots blower is connected with the side surface of the air inlet bin.

Through adopting above-mentioned technical scheme, directly set up the origin of roots's fan near the feed inlet, make roots's fan in the dust is inhaled in the bin that admits air together when producing the air current, need not to set up the fan in addition and restrain the raise dust phenomenon.

In summary, the utility model has the following advantages:

according to the utility model, through the arrangement of the air inlet assembly, the origin of the Roots blower is directly arranged near the feed inlet, so that dust is sucked into the air inlet bin together when the air flow is generated, the blower does not need to be additionally arranged to inhibit the dust emission phenomenon, then the air flow is filtered through the filter screen to reduce dust entering, the air flow pushes the supporting shaft to rotate through the bearing plate when flowing in the air inlet bin, so that the plurality of scrapers rotate, dust adhered to the surface of the filter screen is scraped off after the rotation of the plurality of scrapers to avoid the blockage of the filter screen, and then the scraped dust falls into the dust collection box to facilitate subsequent unified treatment, the filter structure is arranged at the air inlet end of the Roots blower and the feed inlet to inhibit the dust emission phenomenon, so that the cost is reduced, and the dust in the air flow of the Roots blower is removed, and the dust emission phenomenon of the feed inlet is inhibited.

Drawings

FIG. 1 is a schematic diagram of a machine according to the present utility model;

FIG. 2 is a schematic diagram of a cross-sectional structure of an air inlet bin according to the present utility model;

FIG. 3 is a schematic view of the structure of the air inlet bin of the utility model;

fig. 4 is a schematic cross-sectional view of a machine body according to the present utility model.

In the figure: 1. a machine body; 2. a feed inlet; 3. a motor; 4. a discharge port; 5. roots blower; 6. a gas pipe; 7. an air intake assembly; 701. an air inlet bin; 702. a dust collection box; 703. a support shaft; 704. a pressure bearing plate; 705. a filter screen; 706. a scraper; 8. and a screw shaft.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

A screw pneumatic conveyor, as shown in fig. 1, 2, 3 and 4, comprises a machine body 1, wherein an air inlet assembly 7 is arranged on the machine body 1.

Specifically, the air inlet assembly 7 is including connecting the air inlet storehouse 701 at machine body 1 top, filter screen 705 is installed to air inlet storehouse 701 inside one side, reduce the dust and get into, air inlet storehouse 701 internally connected has back shaft 703, back shaft 703 top is connected with bearing plate 704, bearing plate 704 top is connected with scraper blade 706, bearing plate 704 and scraper blade 706 all are provided with a plurality of, and a plurality of bearing plates 704 and scraper blade 706 all are annular array form and distribute, the convenience is cleared up filter screen 705 in order to avoid filter screen 705 to block up, the dust collection box 702 has been run through to air inlet storehouse 701 surface below, with the dust collection so that follow-up unified processing, set up the filter structure with roots fan 5 air inlet end and the structural integration of feed inlet 2 suppression raise dust, restrain feed inlet 2 raise dust phenomenon when getting rid of the dust in the air current of roots fan 5.

Referring to fig. 1 and 4, in the above embodiment, a feed inlet 2 is connected to one side of the top of a main body 1, a motor 3 is installed on one side of the main body 1, a screw shaft 8 is connected to the output end of the motor 3, a discharge outlet 4 is connected to the other side of the main body 1, a Roots blower 5 is installed on the other side of the top of the main body 1, a gas pipe 6 is connected between the gas outlet end of the Roots blower 5 and the discharge outlet 4, and the gas inlet end of the Roots blower 5 is connected to one side of the gas inlet 701, which is circular, so as to facilitate conveying of powdery materials.

Referring to fig. 2 and 3, in the above embodiment, the filter screen 705 is circular arc, and the bearing plate 704 and the scraping plate 706 are rotationally connected with the air inlet bin 701 through the supporting shaft 703, one side of the air inlet bin 701 is circular, and the other side of the air inlet bin 701 is rectangular, and the dust box 702 is detachably connected with the air inlet bin 701, so that a fan is not required to be additionally arranged to inhibit dust emission of the feed inlet 2, thereby reducing cost.

The implementation principle of the embodiment is as follows: firstly, a worker pours materials into a feed inlet 2, an output end drives a screw shaft 8 to rotate to convey the materials after a motor 3 is started, and a Roots blower 5 is started to generate air flow and send the air flow into a machine to assist in conveying the materials;

dust prevention, the Roots blower 5 sucks dust into the air inlet bin 701 together with air flow generated, then filters the air flow through the filter screen 705 to reduce dust entering, the air flow pushes the supporting shaft 703 to rotate through the bearing plate 704 when flowing in the air inlet bin 701, so that the plurality of scrapers 706 rotate, the dust adhered to the surface of the filter screen 705 is scraped after the rotation of the plurality of scrapers 706 to avoid the blockage of the filter screen 705, and the scraped dust falls into the dust box 702 to facilitate subsequent unified treatment.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims (7)

1. Screw pneumatic conveyor, comprising a machine body (1), characterized in that: the dust collector comprises a machine body (1), wherein an air inlet assembly (7) is arranged on the machine body (1), the air inlet assembly (7) comprises an air inlet bin (701), a filter screen (705) is arranged in the air inlet bin (701), a supporting shaft (703) is connected in the air inlet bin (701), a bearing plate (704) is connected to the supporting shaft (703), a scraping plate (706) is connected to the bearing plate (704), and a dust collecting box (702) penetrates through the surface of the air inlet bin (701).

2. A screw pneumatic conveyor according to claim 1, wherein: the novel automatic feeding machine is characterized in that the feeding port (2) is connected to the machine body (1), the motor (3) is arranged on the side face of the machine body (1), the screw shaft (8) is connected to the output end of the motor (3), the discharge port (4) is connected to the side face of the machine body (1), the Roots blower (5) is arranged on the machine body (1), and the gas pipe (6) is connected between the gas outlet end of the Roots blower (5) and the discharge port (4).

3. A screw pneumatic conveyor according to claim 1, wherein: the filter screen (705) is arc, and bearing plate (704) and scraper blade (706) all are with inlet bin (701) swing joint.

4. A screw pneumatic conveyor according to claim 3, wherein: one side of the air inlet bin (701) is rectangular, and the other side of the air inlet bin (701) is circular.

5. A screw pneumatic conveyor according to claim 3, wherein: the bearing plates (704) and the scrapers (706) are all arranged in a plurality, and the bearing plates (704) and the scrapers (706) are distributed in an annular array.

6. A spiral pneumatic conveyor as in claim 4 wherein: the dust collection box (702) is movably connected with the air inlet bin (701).

7. A screw pneumatic conveyor according to claim 2, wherein: the air inlet end of the Roots blower (5) is connected with the side surface of the air inlet bin (701).