CN219205309U - Feeding device of biomass straw chopper - Google Patents

Abstract

The utility model discloses a feeding device of a biomass straw chopper, and belongs to biomass straw processing machinery in the field of agriculture. Aiming at the problems of poor reliability and inconvenient maintenance of the prior feeding device, the proposal adopts three friction drivers which are uniformly distributed on a table panel along the circumferential direction of the feeding cylinder, the inner cylindrical surface of the feeding cylinder body of the feeding cylinder is uniformly distributed with three stirring plates along the circumferential direction, the upper part of the outer cylindrical surface of the feeding cylinder body is horizontally sleeved with a rotary table, the lower plane of the rotary table is provided with a limiter which is in a shape of a vertical plate ring, the limiter is coaxial with the charging barrel body, the lower plane of the rotary table is horizontally pasted with a friction disk which is in a shape of a ring of a plane plate, the friction disk is coaxial with the charging barrel body, the friction disk is positioned at the outer side of the limiter, and the charging barrel is rotatably supported on three friction drivers through the friction disk. The utility model is suitable for cutting up and feeding biomass straws.

Description

Feeding device of biomass straw chopper

Technical Field

The utility model belongs to biomass straw processing machinery in the field of agriculture, and particularly relates to a feeding device of a biomass straw chopper.

Background

In biomass straw power plants, cogeneration enterprises and central heating enterprises, biomass straw chopping equipment is widely applied, and in order to meet the whole bundle feeding requirement of biomass straw raw materials, the existing straw chopping equipment is provided with a cylinder type feeding device. According to the technical scheme, the raw material barrel is arranged on the platform, the rolling bearings are uniformly distributed on the outer side of the raw material barrel in the vertical and horizontal directions to limit the raw material barrel, the outer side of the raw material barrel is provided with a chain along the circumference and is in open engagement with a sprocket driven by the speed reducer, the raw material barrel is driven to horizontally rotate under the limiting support of the rolling bearings in the vertical and horizontal directions, and straw raw material bundles in the raw material barrel are enabled to continuously roll and fully contact with the shredding device. The defects are that: the limiting precision of the raw material barrel support is not high, the meshing degree of the chain and the chain wheel driven by the speed reducer is not enough, the grass is easy to clamp by open meshing, the horizontal rotation of the raw material barrel is unstable, the rolling bearing used for the limiting of the raw material barrel support is also in open installation, the rolling bearing is influenced by the accumulation and blockage of the leaked straw particles in the working process, the rolling and even damage of the bearing are also influenced, the equipment structure is complex, and the maintenance is not convenient enough. In conclusion, the existing feeding device has the problems of poor reliability and inconvenient maintenance.

Disclosure of Invention

The utility model aims to solve the problems, and provides a feeding device of a biomass straw chopper, which has high reliability and is convenient to repair and maintain.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model relates to a feeding device of a biomass straw chopper, which comprises a frame, a table panel arranged on the frame, a feeding barrel arranged on the table panel, and friction drivers, wherein three friction drivers are uniformly distributed on the table panel along the circumferential direction of the feeding barrel, the feeding barrel comprises a cone hopper, a rotary table, a limiter, a barrel body, a friction plate and a deflector plate, the barrel body is in a cylindrical barrel shape, the upper edge of the barrel body is fixedly connected with the cone hopper, the inner cylindrical surface of the barrel body is uniformly distributed with the three deflector plates along the circumferential direction, the upper part of the outer cylindrical surface of the barrel body is horizontally sleeved with a rotary table, the lower plane of the rotary table is provided with the limiter which is in a vertical plate ring shape, the limiter is coaxial with the barrel body, the lower plane of the rotary table is horizontally attached with the friction plate which is in a plane plate ring shape, the friction plate is coaxial with the barrel body, the friction plate is positioned at the outer side of the limiter, and the feeding barrel is rotationally supported on the three friction drivers through the friction plate, and the feeding barrel is radially limited through the limiter.

As the preferable scheme of the utility model, the friction driver comprises a friction driving wheel and a gear motor, wherein the gear motor is horizontally fixed on the table panel, the friction driving wheel is fixedly arranged on an output shaft of the gear motor, a friction disc of the feeding cylinder is pressed on the friction driving wheel, and the front end surface of the friction driving wheel is tangent with the outer side surface of a vertical plate ring of the limiter, so that the feeding cylinder is radially limited.

As a preferable scheme of the utility model, a sealing ring is arranged on the deck plate, the sealing ring is in a shape of a vertical plate ring, the sealing ring is coaxial with the charging barrel body, the outer side surface of the sealing ring is in fit connection with the inner cylindrical surface of the charging barrel body, fixed seats are uniformly arranged below the deck plate along the circumferential direction of the sealing ring, convex claws are uniformly arranged below the sealing ring along the circumferential direction, the convex claws penetrate through the deck plate downwards, the convex claws of the sealing ring are fixedly arranged on the fixed seats, and the inner cylindrical surface of the charging barrel body is provided with a sealing ring which is positioned at the upper edge of the sealing ring.

As a preferable scheme of the utility model, the friction disc is made of patterned steel plates, and the friction driving wheel is a solid rubber wheel.

By adopting the technical scheme, the feeding device of the biomass straw chopper has the following beneficial effects compared with the prior art:

according to the utility model, the friction disc of the feeding cylinder is pressed on the friction driving wheels of the three friction drivers, and the front end surfaces of the friction driving wheels are tangent to the outer side surfaces of the vertical plate rings of the limiters, so that the feeding cylinder is radially limited, the radial and axial limiting structures of the feeding cylinder are simplified, and the maintenance is more convenient; the sealing ring is arranged on the top of the table panel, the sealing ring is coaxial with the charging barrel body, the outer side surface of the sealing ring is in fit with the inner cylindrical surface of the charging barrel body, the inner cylindrical surface of the charging barrel body is provided with the sealing ring, the sealing ring is positioned at the upper edge of the sealing ring, so that when the charging barrel is driven to rotate by the three friction drivers to stir and feed through the stirring plate, grass can not leak outwards at the lower end of the charging barrel body, grass blocking occurs between the three friction drivers and the charging barrel, and the working reliability is improved. The effects of high reliability and convenient maintenance are obtained.

Drawings

FIG. 1 is a front elevational view of the configuration of the feeding device of the biomass straw chopper of the present utility model;

FIG. 2 is a side view of the configuration of the feeding device of the biomass straw chopper of the present utility model;

FIG. 3 is a top view of the configuration of the biomass straw chopper feeding device of the present utility model;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is an enlarged view of a portion of I in FIG. 4;

fig. 6 is an enlarged view of part of ii in fig. 4.

In the figure: a frame 1; a cone bucket 2; a friction drive 3; a turntable 4; a limiter 5; a cartridge body 6; a deck plate 7; friction drive wheel 8; a speed reducing motor 9; a friction plate 10; a kick-out plate 11; a seal ring 12; a fixed seat 13; seal ring 14.

Description of the embodiments

The utility model is described in further detail below with reference to the attached drawings and detailed description:

as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a schematic structural diagram of a preferred embodiment of the feeding device of the biomass straw chopper of the utility model is provided, which comprises a frame 1, a table 7 arranged on the frame 1, and a feeding cylinder arranged on the table 7, and further comprises a friction driver 3, wherein three friction drivers 3 are uniformly arranged on the table 7 along the circumferential direction of the feeding cylinder, the feeding cylinder comprises a cone 2, a rotary table 4, a limiter 5, a cylinder body 6, a friction disk 10 and a stirring plate 11, the cylinder body 6 is in a cylindrical shape, the upper part of the cylinder body is fixedly connected with the cone 2, three stirring plates 11 are uniformly arranged on the inner cylindrical surface of the cylinder body 6 along the circumferential direction, the upper part of the outer cylindrical surface of the cylinder body 6 is horizontally sleeved with the rotary table 4, the limiter 5 is arranged on the lower surface of the rotary table 4, the limiter 5 is in a vertical plate ring shape, the limiter 5 is coaxial with the cylinder body 6, the lower surface of the rotary table 4 is horizontally pasted with the friction disk 10, the friction disk 10 is in a plane ring shape, the friction disk 10 is coaxial with the cylinder body 6, the friction disk 10 is positioned on the outer side of the cylinder body 6, and the friction disk 10 is rotatably supported on the three friction disks through the limiter 10, and the friction disk is rotatably supported on the limiter 5 by the limiter 3.

As a preferred embodiment of the utility model, as shown in fig. 4 and 5, the friction driver 3 comprises a friction driving wheel 8 and a gear motor 9, the gear motor 9 is horizontally fixed on the table panel 7, the friction driving wheel 8 is fixed on the output shaft of the gear motor 9, the friction disk 10 of the feeding cylinder is pressed against the friction driving wheel 8, the front end surface of the friction driving wheel 8 is tangent with the outer side surface of the vertical plate ring of the limiter 5, so that the feeding cylinder is radially limited

As a preferred embodiment of the present utility model, as shown in fig. 4 and 6, a sealing ring 12 is disposed on the top surface of the deck plate 7, the sealing ring 12 is in a shape of a vertical plate ring, the sealing ring 12 is coaxial with the cylinder body 6, the outer side surface of the sealing ring 12 is sleeved with the inner cylindrical surface of the cylinder body 6, fixing seats 13 are uniformly disposed under the deck plate 7 along the circumferential direction of the sealing ring 12, claws are uniformly disposed under the sealing ring 12 along the circumferential direction, the claws pass through the deck plate 7 downward, the claws of the sealing ring 12 are fixedly mounted on the fixing seats 13, a sealing ring 14 is disposed on the inner cylindrical surface of the cylinder body 6, and the sealing ring 14 is located at the upper edge of the sealing ring 12.

As a preferred embodiment of the present utility model, as shown in fig. 4 and 5, the friction disk 10 is made of patterned steel plate, and the friction driving wheel 8 is a solid rubber wheel.

The working principle of the utility model is that three gear motors 9 are started, the three gear motors 9 respectively drive the friction driving wheels 8 to rotate, the friction discs 10 on the rotary table 4 are rubbed by the three friction driving wheels 8 to drive the feeding cylinder to rotate, after the feeding cylinder reaches working parameters, straw bundles are added into the feeding cylinder body 6, and under the action of three stirring plates 11, the straw raw material bundles are continuously turned over in the feeding cylinder to reliably feed to the shredding device; the friction disc 10 of the feeding cylinder is stuck on the friction driving wheels 8 of the three friction drivers 3, the front end surfaces of the friction driving wheels 8 are tangent to the outer side surfaces of the vertical plate rings of the limiters 5, so that the radial limit of the feeding cylinder is realized, the radial and axial limit structures of the feeding cylinder are simplified, and therefore, when the three friction drivers 3 drive the feeding cylinder to rotate and stir and feed through the stirring plate 11, grass blocking between the friction drivers 3 and the feeding cylinder due to grass falling does not occur, the reliability is improved, and the feeding cylinder is more convenient to maintain.

The utility model has the characteristics of simple structure, convenient maintenance and stable and reliable work.

The utility model is suitable for cutting up and feeding biomass straws.

Claims (4)

1. The utility model provides a living beings straw chopper feeding device, includes frame (1), sets up deck plate (7) on this frame (1), sets up the feed cylinder on this deck plate (7), its characterized in that: still include friction drive (3), three friction drive (3) set up on deck plate (7) along this feed cylinder circumferencial direction equipartition, this feed cylinder includes awl fill (2), carousel (4), stopper (5), feed cylinder body (6), friction disc (10), dialling flitch (11), feed cylinder body (6) are cylindrical form, it is followed rigid coupling awl fill (2) on, cylinder body (6) interior cylinder sets up three dialling flitch (11) along circumferencial direction equipartition, feed cylinder body (6) outer cylinder upper portion level suit carousel (4), this carousel (4) lower level sets up stopper (5), stopper (5) are riser ring shape, this stopper (5) are coaxial with feed cylinder body (6), this carousel (4) lower level dress friction disc (10), friction disc (10) are plane plate ring shape, friction disc (10) are coaxial with feed cylinder body (6), friction disc (10) are located the stopper (5) outside, this feed cylinder passes through friction disc (10) to be rotatably supported on three stopper (3) and make this diameter spacing to drive.

2. The biomass straw chopper feeding device of claim 1, wherein: the friction driver (3) comprises a friction driving wheel (8) and a gear motor (9), the gear motor (9) is horizontally and fixedly arranged on the table top plate (7), the friction driving wheel (8) is fixedly arranged on an output shaft of the gear motor (9), a friction disc (10) of the feeding cylinder is stuck on the friction driving wheel (8), and the front end surface of the friction driving wheel (8) is tangent to the outer side surface of a vertical plate ring of the limiter (5), so that the feeding cylinder is radially limited.

3. The biomass straw chopper feeding device of claim 1 or 2, wherein: set up sealing washer (12) above deck plate (7), sealing washer (12) are riser ring shape, this sealing washer (12) with cylinder body (6) is coaxial, and this sealing washer (12) lateral surface with cylinder body (6) interior cylinder pastes the suit mutually, follow this sealing washer (12) circumferencial direction equipartition below deck plate (7) and set up fixing base (13), follow circumferencial direction equipartition under this sealing washer (12) and set up the claw, the claw passes deck plate (7) downwards, the claw of this sealing washer (12) is adorned admittedly on this fixing base (13), cylinder body (6) interior cylinder sets up sealing ring (14), and this sealing ring (14) are located along the position on this sealing washer (12).

4. The biomass straw chopper feeding device of claim 2, wherein: the friction disc (10) is made of patterned steel plates, and the friction driving wheel (8) is a solid rubber wheel.

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