CN219970996U - Layered coal feeder - Google Patents

Abstract

The utility model relates to the technical field of coal feeders and discloses a layered coal feeder which comprises a hopper, wherein a feed pipe is arranged below the hopper, a feed roller is arranged in the feed pipe, two ends of the feed roller are fixed on the side wall of the feed pipe through bearings, one end of the feed roller is connected with an external power mechanism, a sieve plate is arranged at the bottom of the feed roller, the sieve plate is obliquely arranged, the edges of the sieve plate are fixed on the side wall of the feed pipe, a discharge groove is formed in the side wall of the feed pipe, the discharge groove is arranged above the bottom end of the sieve plate, guide blocks are symmetrically arranged on the side wall of the feed pipe, the guide blocks are arranged below the sieve plate and are arranged in parallel with the sieve plate, a groove is formed in one side of the guide blocks, the cross section of the groove is L-shaped, connecting blocks are arranged in the groove, and the connecting blocks are L-shaped. According to the utility model, the cleaning brush can be driven to move through the motor, so that the cleaning brush can clean up coal cinder blocked on the screen plate, and therefore, the screen plate can be cleaned in time, and the use effect is improved.

Description

Layered coal feeder

Technical Field

The utility model relates to the technical field of coal feeders, in particular to a layered coal feeder.

Background

The coal feeder is mechanical equipment with accurate adjustment of coal feeding amount, and has two functions, positive displacement and gravity, based on the structural features and working principle.

In use, the coal of the hopper is discharged onto the screen plate below through the feeding roller, screening treatment is carried out through the screen plate, and the screened coal is discharged onto the conveyor belt below for conveying.

The existing layered coal feeder is in use, as the screen plate is directly welded in the coal feeding pipe, when the screen plate is blocked in the use process, the screen plate can be cleaned only by disassembling the coal feeding pipe, the cleaning is not timely, and the use effect is poor.

Disclosure of Invention

Aiming at the defects of the existing layered coal feeder, the utility model provides a layered coal feeder, which is provided with a cleaning brush arranged below a screen plate to clean up coal cinder blocked on the screen plate, so that the screen plate can be cleaned in time, the use effect is improved, and the problems in the background art are solved.

The utility model provides the following technical scheme: the utility model provides a layering feeder, includes the hopper, is equipped with the feed pipe below the hopper, and the inside feed roller that is equipped with of feed pipe, the both ends of feed roller are all fixed on the feed pipe lateral wall through the bearing, and the one end of feed roller links to each other with external power mechanism, the bottom of feed roller is equipped with the sieve, and the sieve is the slope setting, and the edge of sieve is all fixed on the lateral wall of feed roller, and the drain chute has been seted up to the lateral wall of feed pipe, and the drain chute is located the top of sieve bottom;

the lateral wall symmetry of feed pipe installs the guide block, the guide block is located the below of sieve, and with sieve parallel arrangement, the recess has been seted up to one side of guide block, and the cross section of recess is the L type, the connecting block has all been put to the inside connecting block that has just to the connecting block is the L type, and with recess sliding fit, the top of recess is equipped with the lead screw, the lead screw runs through the connecting block, and with connecting block screw thread fit, the both ends of lead screw are fixed on the feed pipe lateral wall through the bearing, and the one end of lead screw all is connected with the motor, the motor passes through motor support to be fixed on the feed pipe, be equipped with the cleaning brush between the connecting block, the both sides of cleaning brush are all fixed on the connecting block, and the top of cleaning brush contacts in the bottom of sieve, and with sieve sliding fit.

Preferably, the bottom one side extension of hopper is equipped with the guide plate, and the guide plate is located the top of feed roller, the baffle is installed to the one end that the guide plate was kept away from to the hopper, and the baffle is the slope setting, and the bottom of baffle is located the top of feed roller.

Preferably, a conveyor belt is arranged below the feeding pipe and connected with the external support.

Preferably, the outer surface of the motor is sleeved with a dust cover, and the tail end of the dust cover is fixed on the side wall of the feeding pipe.

Preferably, the top of the guide block is provided with an inclined plane.

Compared with the existing layered coal feeder, the utility model has the following beneficial effects: the motor can drive the screw rod to rotate, so that the cleaning brush can be controlled to transversely move, the cleaning brush can clean coal cinder blocked on the screen plate, the screen plate can be cleaned in time, the cleaning is convenient, and the using effect is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the hopper and feed tube configuration of the present utility model;

fig. 3 is a cross-sectional view of a guide block structure according to the present utility model.

In the figure: 1. a hopper; 2. a feed pipe; 3. a feed roller; 4. a sieve plate; 5. a discharge chute; 6. a guide block; 7. a groove; 8. a connecting block; 9. a screw rod; 10. a motor; 11. a cleaning brush; 12. a deflector; 13. a baffle; 14. a conveyor belt; 15. a dust cover; 16. and (5) an inclined plane.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a layered coal feeder comprises a hopper 1, a feed pipe 2 is arranged below the hopper 1, a feed roller 3 is arranged inside the feed pipe 2, two ends of the feed roller 3 are fixed on the side wall of the feed pipe 2 through bearings, one end of the feed roller 3 is connected with an external power mechanism, and coal in the hopper 1 can be conveyed into the feed pipe 2 below through the feed roller 3 for screening treatment;

the bottom of the feeding roller 3 is provided with a screen plate 4, the screen plate 4 is obliquely arranged, the edges of the screen plate 4 are fixed on the side wall of the feeding pipe 2, the side wall of the feeding pipe 2 is provided with a discharge chute 5, the discharge chute 5 is positioned above the bottom end of the screen plate 4, after the coal falling onto the screen plate 4 is screened by the screen plate 4, large-particle lump coal falls onto a conveyor belt 14 below through the discharge chute 5, and small-particle pulverized coal falls onto lump coal on the conveyor belt 14, so that layered coal feeding can be completed, and the use effect is improved;

guide blocks 6 are symmetrically arranged on the side wall of the feeding pipe 2, the guide blocks 6 are positioned below the screen plate 4 and are arranged in parallel with the screen plate 4, a groove 7 is formed in one side of the guide blocks 6, the cross section of the groove 7 is L-shaped, connecting blocks 8 are arranged in the groove 7, the connecting blocks 8 are L-shaped and are in sliding fit with the groove 7, and coal cinder can be prevented from adhering to the screw rod 9 under the action of the groove 7 and the connecting blocks 8 so as not to accelerate abrasion of the screw rod 9;

the top of recess 7 is equipped with lead screw 9, lead screw 9 runs through connecting block 8, and with connecting block 8 screw-thread fit, the both ends of lead screw 9 are fixed on feeding pipe 2 lateral wall through the bearing, and the one end of lead screw 9 all is connected with motor 10, motor 10 passes through motor support to be fixed on feeding pipe 2, be equipped with cleaning brush 11 between the connecting block 8, cleaning brush 11's both sides are all fixed on connecting block 8, and cleaning brush 11's top contact is in the bottom of sieve 4, and with sieve 4 sliding fit, cleaning brush 11 is steel brush, can drive lead screw 9 through motor 10 and rotate, thereby can control cleaning brush 11 under the effect of connecting block 8 and remove, clear up the sieve 4 of jam, the clearance is timely, improve the result of use.

Wherein, the bottom one side extension of hopper 1 is equipped with guide plate 12, and guide plate 12 is located the top of feed roller 3, and baffle 13 is installed to the one end that guide plate 12 was kept away from to hopper 1, and baffle 13 is the slope setting, and the bottom of baffle 13 is located the top of feed roller 3, can make the coal in hopper 1 be located the top of feed roller 3 through guide plate 12 and baffle 13 to discharge into the feed pipe 2 of below through feed roller 3.

Wherein, the conveyer belt 14 is arranged below the feeding pipe 2, the conveyer belt 14 is connected with an external bracket, and layered coal can be conveyed into the boiler for combustion through the conveyer belt 14.

Wherein, the surface cover of motor 10 has dust cover 15, and the dust cover 15 end-to-end is fixed on feed pipe 2 lateral wall, can prevent dust to motor 10 through dust cover 15, avoids the cinder infiltration in the air in the motor 10, damages motor 10.

Wherein, guide block 6 top is equipped with inclined plane 16, can avoid the fine coal of sieve 4 screening to pile up on guide block 6 under the effect of inclined plane 16 to avoid influencing the use.

Working principle: during the use, the coal in the hopper 1 falls into on the sieve 4 of below through feed roller 3, filters the coal through sieve 4, and the lump coal of macroparticle falls into on the conveyer 14 of below along sieve 4 from discharge groove 5, and the small granule fine coal passes on the lump coal that sieve 4 falls into on the conveyer 14 of below, carries out the layering and gives the coal, in use, if the sieve 4 takes place to block up, control motor 10 work, motor 10 drives lead screw 9 rotation, and cleaning brush 11 removes along sieve 4 under the effect of lead screw 9, clears up the cinder on the sieve 4 in time, the clearance improves the result of use.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A layered coal feeder, characterized in that: the feeding device comprises a hopper (1), wherein a feeding pipe (2) is arranged below the hopper (1), a feeding roller (3) is arranged inside the feeding pipe (2), two ends of the feeding roller (3) are fixed on the side wall of the feeding pipe (2) through bearings, one end of the feeding roller (3) is connected with an external power mechanism, a screen plate (4) is arranged at the bottom of the feeding roller (3), the screen plate (4) is obliquely arranged, the edges of the screen plate (4) are fixed on the side wall of the feeding pipe (2), a discharge groove (5) is formed in the side wall of the feeding pipe (2), and the discharge groove (5) is located above the bottom end of the screen plate (4);

the utility model discloses a feeding pipe, including sieve (2) and feed pipe, guide block (6) are installed to lateral wall symmetry of feed pipe (2), guide block (6) are located the below of sieve (4), and with sieve (4) parallel arrangement, recess (7) have been seted up to one side of guide block (6), and the cross section of recess (7) is the L type, connecting block (8) have all been put to inside recess (7), and connecting block (8) are the L type, and with recess (7) sliding fit, the top of recess (7) is equipped with lead screw (9), lead screw (9) run through connecting block (8), and with connecting block (8) screw thread fit, the both ends of lead screw (9) are fixed on feed pipe (2) lateral wall through the bearing, and the one end of lead screw (9) all is connected with motor (10), motor (10) are fixed on feed pipe (2) through the motor support, be equipped with cleaning brush (11) between connecting block (8), both sides of cleaning brush (11) are all fixed on connecting block (8), and the top of cleaning brush (11) contacts in the bottom of sieve (4), and with sieve (4) sliding fit.

2. The layered coal feeder of claim 1, wherein: the automatic feeding device is characterized in that a guide plate (12) is arranged on one side of the bottom of the hopper (1) in an extending mode, the guide plate (12) is located above the feeding roller (3), a baffle (13) is arranged at one end, far away from the guide plate (12), of the hopper (1), the baffle (13) is obliquely arranged, and the bottom of the baffle (13) is located above the feeding roller (3).

3. The layered coal feeder of claim 1, wherein: a conveyor belt (14) is arranged below the feeding pipe (2), and the conveyor belt (14) is connected with an external bracket.

4. The layered coal feeder of claim 1, wherein: the outer surface of the motor (10) is sleeved with a dust cover (15), and the tail end of the dust cover (15) is fixed on the side wall of the feeding pipe (2).

5. The layered coal feeder of claim 1, wherein: the top of the connecting block (8) is provided with an inclined plane (16).