CN211571192U

CN211571192U - Flotation slag removing machine

Info

Publication number: CN211571192U
Application number: CN201922123980.5U
Authority: CN
Inventors: 秦永升
Original assignee: Zhengzhou Hengda Paper Equipment Co ltd
Current assignee: Zhengzhou Hengda Paper Equipment Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-09-25
Anticipated expiration: 2029-12-02

Abstract

The utility model relates to a flotation slag removal machine, which comprises a slag discharging tank, a slurry inlet pipe, a cutter head, a slurry outlet pipe and a slag outlet pipe, wherein the slurry inlet pipe leading into the inner cavity of the slag discharging tank along the tangential direction is arranged at the middle upper part of the side wall of the slag discharging tank; arrange the slag pot lateral wall and correspond down along being equipped with along the pipe of slagging tap that its tangential direction stretches out under the screen drum, set up the guide plate, block heavy sediment through the guide plate, avoid heavy sediment secondary to swing, thereby speed up heavy sediment discharge rate, improved work efficiency.

Description

Flotation slag removing machine

Technical Field

The invention relates to the technical field of papermaking equipment, in particular to a flotation slag removal machine.

Background

Flotation slag cleaners have been developed rapidly to meet the growing need for making good pulp from waste paper. The flotation slag remover can separate light and heavy impurities contained in the waste paper pulp and carry out secondary disintegration on the pulp from the hydrapulper. Problems in the prior art with flotation slag removers: heavy slag is settled in the heavy slag tank by means of self-weight, the heavy slag can be backflushed by flushing water in the rotating process along with slurry, and some heavy slag can be floated for the second time in the rotating process of the slurry, is difficult to settle and is not beneficial to discharge of the heavy slag.

Disclosure of Invention

In order to solve the problem, improve one kind and subside with higher speed the heavy sediment, avoid the heavy sediment secondary to swing the scarfing cinder equipment that rises, the utility model discloses a flotation slag removal machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a flotation slag removal machine comprises a slag discharge tank, a slurry inlet pipe, a cutter head, a slurry outlet pipe and a slag outlet pipe, wherein the slurry inlet pipe leading into the inner cavity of the slag discharge tank along the tangential direction is arranged at the middle upper part of the side wall of the slag discharge tank; a slag discharging pipe extending out along the tangential direction of the screen drum is arranged on the side wall of the slag discharging tank corresponding to the lower edge of the screen drum, a plurality of guide plates spirally distributed on the outer wall of the screen drum along the rotating direction of the cutter head are arranged between the screen drum and the slag discharging tank, and a guide gap is arranged between two longitudinally adjacent guide plates; the main shaft is arranged below the slag discharging tank and is provided with a belt wheel, and the top of the slag discharging tank is provided with a light slag discharging port.

Preferably, the lower part of the slag discharge tank is provided with a support leg, the middle part of the slag discharge tank is provided with a support plate corresponding to the bottom of the slag discharge tank, and the upper edge of the support plate is an arc-shaped surface corresponding to the bottom of the slag discharge tank. The belt wheels are correspondingly connected to the driving motor through belt transmission.

Preferably, the cutter head comprises a main body and a plurality of blades, the middle of the main body is correspondingly assembled at the upper end of the main shaft, the blades are uniformly distributed on the outer wall of the main body and are arc-shaped bar block structures extending outwards along the radial direction of the main body, the head-on surface of the blades is a cutting inclined surface, and arc-shaped blade parts matched with the upper surface of the head-on surface are arranged on the head-on surface.

Furthermore, the cutter head is an integrally formed casting. Lifting lugs are distributed on the upper edge of the slag discharging tank.

The beneficial technical effects are as follows: set up the guide plate, block heavy slag through the guide plate, avoid heavy slag secondary to swing to accelerate heavy slag discharge rate, improved work efficiency.

Drawings

FIG. 1 is a schematic view of the structure of the device;

FIG. 2 is a schematic view of a cutter head structure;

fig. 3 is a schematic view of baffle distribution.

In the figure, a slag discharging tank 1, a slurry inlet pipe 2, a light slag discharging port 3, a lifting lug 4, a cutter head 5, a screen drum 6, a guide plate 7, a slag discharging pipe 8, a supporting leg 9, a belt pulley 10, a slurry outlet pipe 11, blades 51 and arc-shaped blade parts 52 are arranged.

Detailed Description

A flotation slag remover, see figures 1-3: the device comprises a slag discharging tank 1, a slurry inlet pipe 2, a cutter head 5, a slurry outlet pipe 11 and a slag outlet pipe 8, wherein the slurry inlet pipe 2 leading into an inner cavity of the slag discharging tank 1 along the tangential direction is arranged at the middle upper part of the side wall of the slag discharging tank 1, the cutter head 5 is assembled at the middle lower part of the slag discharging tank 1 by extending into a main shaft of the inner cavity of the slag discharging tank 1 from bottom to top, a screen drum 6 is arranged below the cutter head 5, and the slurry outlet pipe 11 extends into the screen drum 6 from outside to inside; a slag discharging pipe 8 extending out along the tangential direction of the screen drum 6 is arranged on the side wall of the slag discharging tank 1 corresponding to the lower edge of the screen drum 6, a plurality of guide plates 7 spirally distributed on the outer wall of the screen drum 6 along the rotating direction of the cutter head 5 are arranged between the screen drum 6 and the slag discharging tank 1, and a guide gap is arranged between two longitudinally adjacent guide plates 7; the main shaft is arranged below the slag discharging tank 1 and is provided with a belt wheel 10, and the top of the slag discharging tank 1 is provided with a light slag discharging port 3.

Set up guide plate 7, block heavy slag through guide plate 7, avoid heavy slag secondary to swing to accelerate heavy slag discharge rate, improved work efficiency. The spiral direction of the distribution of the guide plates 7 corresponds to the rotating direction of the cutter head 5, and a guide gap is arranged between the upper and lower adjacent guide plates 7, so that heavy slag can be quickly guided to the slag discharging pipe 8 to be discharged;

arrange 1 below of cinder ladle and be equipped with stabilizer blade 9, the middle part is equipped with the backup pad that corresponds 1 bottoms of cinder ladle, follow in the backup pad for the arcwall face of corresponding 1 bottoms of cinder ladle. The belt wheel 10 is correspondingly connected to a driving motor through belt transmission.

The cutter head 5 comprises a main body and blades 51, the middle of the main body is correspondingly assembled at the upper end of the main shaft, a plurality of blades 51 are uniformly distributed on the outer wall of the main body, the blades 51 are arc-shaped strip block structures extending outwards along the radial direction of the main body, the head-on surface of each blade is a cutting inclined surface, and an arc-shaped blade part 52 matched with the upper surface of the head-on surface is arranged on the head-on surface. The arc-shaped blade parts 52 can improve the crushing effect.

After the slurry enters the slag discharging tank 1, the slurry is crushed through the cutter head 5, the collected slurry and the collected slurry are scattered in a limiting mode, good slurry after scattering is filtered through the screen drum 6 and then is led out through the slurry outlet pipe 11, the middle of the screen drum 6 is provided with a perforation or a columnar interlayer corresponding to the main shaft, and the lower end of the screen drum 6 is fixedly connected to the bottom of the slag discharging tank 1. An independent hollow assembly cavity corresponding to the main shaft is formed through the through holes or the interlayer, the screen cylinder 6 and the main shaft are not required to be in rotary sealing, and the quality of good pulp is improved.

Light impurities in the slag discharging tank 1 are led out through a light slag discharging port 3 at the top of the slag discharging tank 1. The cutter head 5 is an integrally formed casting. Lifting lugs 4 are distributed on the upper edge of the slag discharging tank 1.

The corresponding angle of the guide plate 7 is 90-120 degrees. At least five guide plates 7 are spirally distributed to form a guide shield which corresponds to the tank body and is larger than 360 degrees, so that backflushing is effectively avoided.

Claims

1. The utility model provides a flotation slag removal machine, includes row's cinder jar, advances thick liquid pipe, blade disc, play thick liquid pipe and slag pipe, characterized by: a slurry inlet pipe leading into the inner cavity of the slag discharging tank along the tangential direction is arranged at the middle upper part of the side wall of the slag discharging tank, a cutter head is assembled at the middle lower part of the slag discharging tank through a main shaft extending into the inner cavity of the slag discharging tank from bottom to top, a screen drum is arranged below the cutter head, and a slurry outlet pipe extends into the screen drum from outside to inside; a slag discharging pipe extending out along the tangential direction of the screen drum is arranged on the side wall of the slag discharging tank corresponding to the lower edge of the screen drum, a plurality of guide plates spirally distributed on the outer wall of the screen drum along the rotating direction of the cutter head are arranged between the screen drum and the slag discharging tank, and a guide gap is arranged between two longitudinally adjacent guide plates; the main shaft is arranged below the slag discharging tank and is provided with a belt wheel, and the top of the slag discharging tank is provided with a light slag discharging port.

2. The flotation slag remover of claim 1, wherein: the lower part of the slag discharging tank is provided with a support leg, the middle part of the slag discharging tank is provided with a support plate corresponding to the bottom of the slag discharging tank, and the upper edge of the support plate is an arc-shaped surface corresponding to the bottom of the slag discharging tank.

3. The flotation slag remover of claim 1, wherein: the belt wheels are correspondingly connected to the driving motor through belt transmission.

4. The flotation slag remover of claim 1, wherein: the cutter head comprises a main body and blades, the middle of the main body is correspondingly assembled at the upper end of the main shaft, a plurality of blades are uniformly distributed on the outer wall of the main body, the blades are arc-shaped strip block structures extending outwards along the radial direction of the main body, the head-on surface of the blades is a cutting inclined surface, and arc-shaped blade parts matched with the upper surface of the head-on surface are arranged on the head-on surface.

5. The flotation slag remover according to claim 4, wherein: the cutter head is an integrally formed casting.

6. The flotation slag remover of claim 1, wherein: lifting lugs are distributed on the upper edge of the slag discharging tank.