CN221317815U - Dustproof blanking chute for powder hoister - Google Patents

Abstract

The utility model discloses a dustproof blanking chute for a powder hoister, which comprises a chute main body and a mounting frame, wherein one end of the chute main body is provided with a feed inlet, the other end of the chute main body is provided with a discharge outlet, a dust collecting cover is fixedly arranged on the outer wall of one end of the chute main body, which is close to the discharge outlet, the top surface of an inner cavity of the dust collecting cover is communicated and connected with a dust box, and the dust box is fixedly arranged on the dust box. The beneficial effects are that: the dust collecting device is provided with the mounting frame, the rotating shaft and the plurality of scrapers, and can drive the plurality of scrapers to reciprocate by using only one servo motor, so that the manufacturing cost and the power consumption of the device are reduced, the overhaul and the maintenance are more convenient, the use practicability is stronger, dust generated during the operation of the dust-proof blanking chute for the powder hoister can be effectively collected and filtered by using the dust collecting cover, the dust collecting box and the dust collecting box, so that the dust is prevented from being outwards diffused to pollute the atmosphere and workshop environment, and the dust collecting device is more in line with the environment-friendly production concept.

Description

Dustproof blanking chute for powder hoister

Technical Field

The utility model relates to the technical field of powder transportation, in particular to a dustproof blanking chute for a powder lifter.

Background

The powder is in a common material state, for example, most of raw materials used in cement production and processing are powder, in the working procedures of grinding materials, winnowing, firing and the like of cement, a lifting machine is needed to lift and transport the powder raw materials, and then the discharging and conveying of the materials are completed through a discharging chute, so that the conveying amount and the conveying speed of the powder are very large in the working procedures, and therefore, the conveying requirement is high.

The prior art discloses bulletin numbers: CN210709125U is a blanking chute, comprising a chute, a bearing plate arranged on the inner wall of the chute, a bracket symmetrically arranged on the outer wall of the chute, a cylinder arranged on the bracket, and a scraper with the bottom surface being abutted on the bearing plate, wherein two ends of the scraper are hinged on the piston rod of the adjacent cylinder after extending out of the chute. A plurality of reinforcing ribs are arranged between the bearing plate and the inner wall of the chute, and two side surfaces of the reinforcing ribs are respectively and fixedly connected to the bottom surface of the bearing plate and the inner wall of the chute. The number of the bearing plates is more than two on the same side surface of the chute. The utility model is used for transporting powder in cement production, and the powder adhered to the inner wall of the chute is removed by the scraper blade which moves back and forth in the transportation process, so that the material demand in the production process can be ensured, and the condition that equipment cannot operate at full load due to insufficient feeding is avoided.

The utility model uses a plurality of groups of air cylinders to drive the scraping plates to reciprocate so as to remove powder attached on the inner wall of the chute, but the arrangement of the plurality of groups of air cylinders not only increases the overall manufacturing cost of equipment, but also increases the power consumption of the device during operation, and simultaneously, the adjacent air cylinders can be matched for expansion and contraction for keeping, and workers are required to adjust and maintain the air cylinders from time to time, so that inconvenience is brought to the maintenance and use of the blanking chute.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the dustproof blanking chute for the powder hoister, which has the advantages that only one servo motor can be used for driving a plurality of scrapers to reciprocate, so that the manufacturing cost and the power consumption of the device are reduced, and the overhaul and the maintenance are more convenient, thereby solving the problems in the background art.

(II) technical scheme

In order to realize the advantages that only one servo motor can drive a plurality of scrapers to reciprocate, the manufacturing cost and the power consumption of the device are reduced, and the overhaul and the maintenance are more convenient, the utility model adopts the following specific technical scheme: the utility model provides a dustproof unloading chute for powder hoist, includes chute main part and mounting bracket, the feed inlet has been seted up to chute main part one end, and the discharge gate has been seted up to chute main part other end, chute main part is close to discharge gate one end outer wall fixed mounting and has the dust cage, and dust cage inner chamber top surface intercommunication is connected with the dust box to fixed mounting has the dust box on the dust box, dust box top fixedly welded has the mount, and mount top surface fixed mounting has servo motor, and servo motor output connects installs the drive shaft, the drive shaft is located dust box inner chamber top one end fixed mounting has the air extraction flabellum, a plurality of movable holes of group have been seted up to chute main part both sides lateral wall symmetry, and the movable hole is embedded installs the scraper blade to scraper blade both ends symmetrical fixedly connected with connecting rod one end, the connecting rod other end is connected to the mounting bracket inside wall symmetrical, mounting bracket inside wall symmetrical fixed mounting has the pinion rack, chute main part one side outer wall symmetrical welding has the fixed plate, two install the rotation axis between the fixed plate, and evenly fixed mounting has a plurality of semi-gear on the rotation axis to semi-gear and pinion intermesh, fixed mounting has the pinion, drive wheel first drive wheel, drive wheel fixed mounting has the drive shaft, second drive wheel and second drive wheel cup joint between the drive shaft and the second drive belt.

Further, a plurality of groups of bearing plates are symmetrically welded on the inner wall of the chute main body, the top surfaces of the bearing plates are abutted against the top surfaces of the scraping plates, and a supporting frame is fixedly welded between the bottom surfaces of the bearing plates and the inner wall of the chute main body.

Further, one side of the top surface of the inner cavity of the dust extraction box is communicated and connected with an exhaust pipe.

Further, the cross section of the bearing plate is right triangle.

Further, the cross section of the fixing frame is L-shaped.

Further, the top end of the scraping plate is abutted against the inner wall of the chute main body.

(III) beneficial effects

Compared with the prior art, the utility model provides the dustproof blanking chute for the powder hoister, which has the following beneficial effects:

(1) When the dust collector is used, the powder lifter lifts powder into the feed inlet formed in one end of the chute main body, then the powder is discharged through the discharge outlet formed in the other end of the chute main body, part of dust can be generated when the powder passes through the discharge outlet due to the characteristic of easy dissipation, the dust can be controlled in the dust collector due to the fact that the dust collector fixedly mounted on the side wall of the chute main body is arranged at the discharge outlet, the dust can be prevented from being quickly and outwards diffused, meanwhile, a worker starts a servo motor mounted on the fixing frame to drive the driving shaft to rotate, and because the top surface of the dust collector is communicated with the dust extraction box, the driving shaft is fixedly provided with the air extraction fan blade, the air extraction fan blade rotates under the driving of the driving shaft, the generated negative pressure can suck dust-containing gas in the dust extraction box, and because the dust extraction box is communicated and connected with the dust extraction box, the dust-containing gas can be filtered and filtered by the dust filter tube when the dust-containing gas passes through the dust extraction box, and the filtered dust can be discharged through the dust collector, and the dust can be effectively filtered by the dust collector, and the dust can be prevented from being polluted by the dust collector in a dust-collecting workshop.

(2) The utility model is provided with the mounting frame, the rotating shaft and the scrapers, as mentioned above, powder is fed through the inner cavity of the chute main body, the inner wall of the chute main body is symmetrically and fixedly provided with the bearing plates, the bottom surface of the bearing plates is fixedly welded with the supporting frame, the top surface of the bearing plates is provided with the scrapers in an attached mode, two ends of the arranged scrapers penetrate through movable holes symmetrically formed in the side walls of two sides of the chute main body, and the two ends of the scrapers are symmetrically connected with the inner wall of the mounting frame through the connecting rods, on the other hand, the outer wall of one side of the chute main body is symmetrically welded with the fixed plates, the rotating shaft is arranged between the two fixed plates, and a second driving wheel fixedly arranged on the rotating shaft is sleeved with the first driving wheel fixedly arranged on the rotating shaft, so that the rotating shaft can be driven to rotate when the driving shaft works, a plurality of semi-gears are uniformly and meshed with the toothed plates symmetrically arranged on the inner side walls of the mounting frame, when the rotating shaft drives the semi-gears to rotate, the semi-gears are alternately meshed with the corresponding two toothed plates to drive the connecting rods to reciprocate along the movable holes, powder accumulated on the scrapers and the inner wall of the main body at the moment can move along with the movable holes, then the fixed plates, the powder falls down near the inner wall of the chute main body, the scrapers can be prevented from being blocked by the power consumption of the powder by the power supply when the powder is not adhered to the inner wall of the chute main body, and the powder is only lost, and the powder is blocked by the power supply on the inner wall of the chute main body, and the dust-preventing device when the powder is manufactured by the dust-absorbing device and the dust is in a dust-proof device, and the dust is not easy to be used to move down, and down. And the overhaul and maintenance are more convenient, and the use practicability is stronger.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a dust-proof blanking chute for a powder elevator according to an embodiment of the present utility model;

FIG. 2 is a top cross-sectional view of a dust-resistant blanking chute for a powder elevator according to an embodiment of the present utility model;

FIG. 3 is an enlarged view at A of FIG. 1 according to an embodiment of the present utility model;

FIG. 4 is an enlarged view at B of FIG. 1 according to an embodiment of the present utility model;

fig. 5 is a perspective view of a scraper of a dust-proof blanking chute for a powder elevator according to an embodiment of the present utility model.

In the figure:

1. A feed inlet; 2. a chute body; 3. a scraper; 4. a dust collection cover; 5. a discharge port; 6. a dust box; 7. a dust removal box; 8. an exhaust pipe; 9. a servo motor; 10. a rotation shaft; 11. a mounting frame; 12. a fixing plate; 13. a connecting rod; 14. a movable hole; 15. a toothed plate; 16. a half gear; 17. a fixing frame; 18. a drive shaft; 19. air extraction fan blades; 20. a first driving wheel; 21. a drive belt; 22. a second driving wheel; 23. a pressure bearing plate; 24. and (5) supporting frames.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to the embodiment of the utility model, a dustproof blanking chute for a powder lifter is provided.

The utility model will be further described with reference to the accompanying drawings and the specific embodiments, as shown in fig. 1-5, a dust-proof blanking chute for powder hoister according to the embodiment of the utility model comprises a chute main body 2 and a mounting frame 11, wherein one end of the chute main body 2 is provided with a feed inlet 1, the other end of the chute main body 2 is provided with a discharge outlet 5, a dust collecting cover 4 is fixedly arranged on the outer wall of one end of the chute main body 2, which is close to the discharge outlet 5, the top surface of the inner cavity of the dust collecting cover 4 is communicated with a dust suction box 6, a dust removal box 7 is fixedly arranged on the dust suction box 6, a fixing frame 17 is fixedly welded on the top surface of the dust suction box 6, a servo motor 9 is fixedly arranged on the top surface of the fixing frame 17, the output end of the servo motor 9 is connected with a driving shaft 18, one end of the driving shaft 18, which is positioned at the top of the inner cavity of the dust suction box 6, two side walls of the chute main body 2 are symmetrically provided with a plurality of groups of movable holes 14, the scraper 3 is embedded and installed in the movable hole 14, one end of a connecting rod 13 is symmetrically and fixedly connected with two ends of the scraper 3, the other end of the connecting rod 13 is symmetrically and fixedly connected with the inner side wall of the installation frame 11, a toothed plate 15 is symmetrically and fixedly installed on the inner side wall of the installation frame 11, a fixed plate 12 is symmetrically welded on the outer wall of one side of the chute main body 2, a rotating shaft 10 is installed between the two fixed plates 12, a plurality of half gears 16 are uniformly and fixedly installed on the rotating shaft 10, the half gears 16 are meshed with the toothed plate 15, a first driving wheel 20 is fixedly installed on the driving shaft 18, a second driving wheel 22 is fixedly installed at the bottom end of the rotating shaft 10, a driving belt 21 is sleeved between the first driving wheel 20 and the second driving wheel 22, so that the dust-proof blanking chute for the powder elevator can drive the plurality of the scraper 3 to reciprocate by using only one servo motor 9, the manufacturing cost and the power consumption of the device are reduced, moreover, the maintenance is more convenient, the use practicability is stronger, meanwhile, dust generated during the working of the dustproof discharging chute for the powder hoister can be effectively collected and filtered, the dust is prevented from diffusing outwards to pollute the atmosphere and workshop environment, and the dust feeder is more in accordance with the production concept of green and environment protection.

In one embodiment, a plurality of groups of bearing plates 23 are symmetrically welded on the inner wall of the chute main body 2, the top surfaces of the bearing plates 23 are abutted against the top surfaces of the scrapers 3, and a supporting frame 24 is fixedly welded between the bottom surfaces of the bearing plates 23 and the inner wall of the chute main body 2, so that the intensity of powder in the falling process when the powder collides with the bearing plates 23 and the scrapers 3 is reduced, the deformation degree of the powder and the scrapers can be reduced, and the accumulation of the powder on the powder and the scrapers can be reduced.

In one embodiment, one side of the top surface of the inner cavity of the dust extraction box 6 is connected with an exhaust pipe 8 in a communication way, and the filtered dust-free gas is exhausted through the exhaust pipe 8.

In one embodiment, the bearing plate 23 is right triangle in cross-sectional shape.

In one embodiment, the mount 17 is L-shaped in cross-sectional shape.

In one embodiment, the top end of the scraper 3 abuts against the inner wall of the chute body 2.

Working principle: the utility model is provided with the dust hood 4, the dust extraction box 6 and the dust removal box 7, when in use, the powder elevator lifts powder into the feed inlet 1 arranged at one end of the chute main body 2, then the powder is discharged through the discharge outlet 5 arranged at the other end of the chute main body 2, partial dust can be generated when the powder passes through the discharge outlet 5 due to the characteristic of easy dissipation when the powder is discharged, the dust hood 4 fixedly arranged on the side wall of the chute main body 2 is arranged at the discharge outlet 5, the partial dust can be controlled in the dust hood 4 to prevent the dust from being rapidly and outwards diffused, and at the moment, a worker starts the servo motor 9 arranged on the fixing frame 17 to drive the driving shaft 18 to rotate, Because the dust collection box 6 is connected with the top surface of the dust collection cover 4 in a communicating way, and the air extraction fan blades 19 are fixedly arranged on the part of the driving shaft 18 positioned in the inner cavity of the dust collection box 6, the air extraction fan blades 19 rotate under the driving of the driving shaft 18, the generated negative pressure can suck dust-containing gas in the dust collection cover 4 into the inner cavity of the dust collection box 6, and because the dust collection box 7 is connected with the dust collection box 6 in a communicating way, dust contained in the dust-containing gas can be filtered and filtered when passing through the dust collection box 7, and the filtered dust-free gas is discharged through the exhaust pipe 8, the dust generated when the dust collection cover 4, the dust collection box 6 and the dust collection box 7 are arranged can be effectively used for collecting and filtering dust generated when a dust-proof blanking chute for a powder lifter works, The utility model avoids the dust from diffusing outwards to pollute the atmosphere and workshop environment, which is more in accordance with the environment-friendly production concept, in addition, the utility model is provided with a mounting frame 11, a rotating shaft 10 and a plurality of scrapers 3, as mentioned above, powder is fed through the inner cavity of the chute main body 2, the inner wall of the chute main body 2 is symmetrically and fixedly provided with a plurality of bearing plates 23, the bottom surface of the bearing plates 23 is fixedly welded with a supporting frame 24, the top surface of the bearing plates 23 is provided with scrapers 3 in a fitting way, the two ends of the arranged scrapers 3 penetrate through movable holes 14 symmetrically arranged on the side walls of the two sides of the chute main body 2, the two ends of the scrapers 3 are symmetrically connected with the inner wall of the mounting frame 11 through connecting rods 13, on the other hand, The outer wall of one side of the chute main body 2 is symmetrically welded with the fixed plates 12, a rotating shaft 10 is arranged between the two fixed plates 12, a transmission belt 21 is sleeved between a second transmission wheel 22 fixedly arranged on the rotating shaft 10 and a first transmission wheel 20 fixedly arranged on the driving shaft 18, so that the driving shaft 18 can drive the rotating shaft 10 to rotate when working, a plurality of half gears 16 are uniformly and fixedly arranged on the arranged rotating shaft 10, the half gears 16 are meshed with toothed plates 15 symmetrically arranged on the inner side walls of the plurality of mounting frames 11, so that when the rotating shaft 10 drives the half gears 16 to rotate, the mounting frames 11 can be pushed to drive the connecting rod 13 to reciprocate along the movable holes 14 together with the scraping plates 3 by alternately meshing the half gears 16 with the corresponding two toothed plates 15, At this moment, the powder accumulated on the scraping plate 3 and the inner wall of the chute main body 2 near the scraping plate 3 can move along with the powder, then the powder falls off from the inner wall of the chute main body 2 near the scraping plate 3, and the powder above the area falls off along with the powder due to lack of support, so that the powder can be effectively prevented from being adhered and blocked on the inner wall of the chute main body 2 when passing through the chute main body 2, and in the process, the dust-proof discharging chute for the powder lifter can drive the reciprocating movement of a plurality of scraping plates 3 only by using one servo motor 9, so that the manufacturing cost and the power consumption of the device are reduced, the overhaul and maintenance are more convenient, and the use practicability is stronger.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (6)

1. The utility model provides a dustproof unloading chute for powder hoist, includes chute main part (2) and mounting bracket (11), its characterized in that, feed inlet (1) has been seted up to chute main part (2) one end, and discharge gate (5) have been seted up to chute main part (2) other end, chute main part (2) are close to discharge gate (5) one end outer wall fixed mounting has dust cage (4), and dust cage (4) inner chamber top surface intercommunication is connected with dust extraction case (6), and fixed mounting has dust removal case (7) on dust extraction case (6), dust extraction case (6) top surface fixed welding has mount (17), and mount (17) top surface fixed mounting has servo motor (9) to servo motor (9) output connection installs drive shaft (18), drive shaft (18) are located dust extraction case (6) inner chamber top one end fixed mounting and have flabellum (19), a plurality of groups movable hole (14) have been seted up to chute main part (2) both sides lateral wall symmetry, and the embedded scraper blade (3) of installing in movable hole (14) to scraper blade (3) both ends symmetry fixedly connected with connecting rod (13), connecting rod (11) are connected with other end (13) side wall (13) fixed mounting bracket (15), the chute is characterized in that fixing plates (12) are symmetrically welded on one side outer wall of the chute main body (2), a rotating shaft (10) is arranged between the two fixing plates (12), a plurality of half gears (16) are uniformly and fixedly arranged on the rotating shaft (10), the half gears (16) are meshed with toothed plates (15), a first driving wheel (20) is fixedly arranged on a driving shaft (18), a second driving wheel (22) is fixedly arranged at the bottom end of the rotating shaft (10), and a driving belt (21) is sleeved between the first driving wheel (20) and the second driving wheel (22).

2. The dustproof blanking chute for the powder hoister according to claim 1, wherein a plurality of groups of bearing plates (23) are symmetrically welded on the inner wall of the chute main body (2), the top surfaces of the bearing plates (23) are abutted against the top surfaces of the scrapers (3), and a supporting frame (24) is fixedly welded between the bottom surfaces of the bearing plates (23) and the inner wall of the chute main body (2).

3. The dustproof blanking chute for the powder hoister according to claim 1 is characterized in that an exhaust pipe (8) is connected to one side of the top surface of the inner cavity of the dust extraction box (6) in a communicating manner.

4. A dust-proof blanking chute for powder hoist as claimed in claim 2, characterized in that the cross-section of the bearing plate (23) is right triangle.

5. A dust-proof blanking chute for powder hoister according to claim 1, characterized in that the cross section of the fixing frame (17) is L-shaped.

6. The dustproof blanking chute for the powder hoister according to claim 1, wherein the top end of the scraping plate (3) is abutted against the inner wall of the chute main body (2).