CN217068767U

CN217068767U - Carbon black grading and granulating device

Info

Publication number: CN217068767U
Application number: CN202122929452.6U
Authority: CN
Inventors: 王卫东; 王志文; 王祥
Original assignee: Shuoyuan New Materials Dongying Co ltd
Current assignee: Shuoyuan New Materials Dongying Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-07-29
Anticipated expiration: 2031-11-26

Abstract

The utility model relates to a carbon black grading granulation device, including one-level granulator and second grade granulator, one-level granulator and second grade granulator all include the barrel shell, stir and mix the axle, stir to mix epaxial cover and have a support section of thick bamboo, evenly be fixed with a plurality of teeth that stir on the outer wall of a support section of thick bamboo, the lower part that stirs and mix the axle is fixed with square locating piece, the support section of thick bamboo top stir and be equipped with the pressure cover on the axle, the top threaded connection of barrel shell has the apron, the upper portion of the barrel shell of one-level granulator is equipped with the water inlet, the bottom of the barrel shell of second grade granulator is equipped with the return water mouth. The utility model discloses an one-level granulator and second grade granulator are to the processing of carbon black granule to and the first stirring tooth and the second stir the stirring of tooth, and the fine powder content in even, the particle size distribution size homogeneous of making out, the carbon black is lower, and the bilayer structure can reduce the granulation water quantity. When the stirring teeth are replaced, the stirring shaft does not need to be disassembled and replaced, the stirring teeth are convenient to replace, and the cost is saved.

Description

Carbon black grading and granulating device

Technical Field

The utility model relates to a carbon black grading and granulating device belongs to carbon black production technical field.

Background

The carbon black is used as a rubber reinforcing and filling agent for rubber products or tires and the like, has wide application, is also applied to the fields of pigments, electric conduction and the like, is a nano-scale carbon material, and belongs to the branch of petroleum and coal chemical industry.

The existing carbon black production method is oil furnace process production, raw oil is pyrolyzed at high temperature in a carbon black reaction furnace to generate carbon black, powdery carbon black is collected by a bag filter box and then is conveyed to a granulator of a system at the rear part of a production line, water and a bonding agent in a certain proportion are fed into the granulator, the carbon black, the water and the bonding agent rotate along with granulation stirring teeth in the granulator to form spherical particles with uniform diameter and size, and the spherical particles become carbon black particles

In present granulation process, because the carbon black powder only carries out the granulation through one-level granulator, in order to increase the granulation speed, will cause the material of adding in the granulator more, lead to partial carbon black not to form the granule, the fine powder content of carbon black is high, the granulation water quantity increases to stir the tooth at present and use a terminal time after, because wearing and tearing need be changed, change at present is to pull down the change together the pivot, not only troublesome, resource-wasting moreover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a carbon black grading granulation device solves present granulator and leads to partial carbon black not to form granule, the fine powder content of carbon black high, the granulation water quantity increase easily to current stir the tooth and use a terminal time after, because wearing and tearing need be changed, change at present is to pull down the pivot together and change, and not only troublesome, the problem of resource-wasting moreover.

The utility model relates to a carbon black grading granulation device, which comprises a first-stage granulator and a second-stage granulator, wherein one side of the upper part of the first-stage granulator is provided with a feeding pipe, the feeding pipe is connected with a carbon black conveying auger, one side of the lower part of the first-stage granulator is provided with a conveying pipe connected with the upper part of the second-stage granulator, one side of the lower part of the second-stage granulator is provided with a discharging pipe, the first-stage granulator and the second-stage granulator both comprise vertical cylinder shells, the middle part of each cylinder shell is rotatably provided with a stirring shaft, the bottom end of the stirring shaft is fixedly connected with a stirring motor, the stirring shaft is sleeved with a supporting cylinder, the outer wall of the supporting cylinder is uniformly fixed with a plurality of stirring teeth, clearance fit is formed between the stirring teeth and the inner wall of the cylinder shell, the lower part of the stirring shaft is fixed with a square positioning block, the bottom of the supporting cylinder is provided with a positioning clamping groove matched with the positioning block, the stirring shaft above the supporting cylinder is provided with a pressing sleeve, the pressing sleeve is fixed on the stirring shaft through screws, the top of the cylinder shell is in threaded connection with a cover plate, the top of the stirring shaft is rotatably mounted on the cover plate, a first sealing ring is arranged between the bottom of the cover plate and the top of the cylinder shell, and a water inlet is formed in the upper portion of the cylinder shell of the primary granulator and can allow water and adhesive to enter.

The lower extreme outside of pressing the cover is fixed with square stopper, and the top of a supporting cylinder is equipped with the spacing groove with square stopper complex, can further carry on spacingly, prevents to support a section of thick bamboo and stirs and take place relative rotation between the axle.

The bottom of the barrel shell of the second-stage granulator is provided with a water return port, the water return port is provided with a filter screen, the filter screen can prevent carbon black particles from flowing back along with redundant moisture from the water return port, a second sealing ring is arranged between the lower end of the stirring shaft and the barrel shell, the water inlet is provided with a plurality of water inlets, the plurality of water outlets are uniformly distributed on the outer circumference of the upper portion of the barrel shell, and liquid inlet is more uniform.

The conveying pipe comprises a first guide pipe fixedly connected with the upper part of a cylinder shell of the second-stage granulator and a second guide pipe fixedly connected with the lower part of the cylinder shell of the first-stage granulator, a corrugated expansion pipe is arranged between the first guide pipe and the second guide pipe, connecting pipes are fixed at two ends of the corrugated expansion pipe, the connecting pipe at one end is in threaded connection with the second guide pipe, the connecting pipe at the other end is sleeved outside the first guide pipe and is fixed outside the first guide pipe through a clamp, and a third sealing ring is arranged between the connecting pipe and the outer wall of the first guide pipe. When the conveying pipeline is blocked, the conveying pipeline can be quickly detached to be quickly cleaned.

The utility model discloses, following beneficial effect has:

the carbon black granules are processed by the first-stage granulator and the second-stage granulator and are stirred by the first stirring teeth and the second stirring teeth, so that the produced granules are uniform in size, uniform in particle size distribution and lower in fine powder content in the carbon black, and the double-layer structure can reduce the using amount of granulating water. The setting of granulation return water mouth has realized the recovery of the unnecessary water of carbon black granulation, has practiced thrift carbon black process water consumption, has alleviateed sewage discharge pressure up to standard, has reduced the running cost of enterprise, and the change need not dismantle when stirring the tooth and change and stir the axle, and the convenient change stirs the tooth, and practices thrift the cost.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1

FIG. 4 is a schematic view of an installation structure of the positioning block;

in the figure: 1. a discharge pipe; 2. a water return port; 3. a mixing motor; 4. a cartridge housing; 5. a mixing shaft; 6. a support cylinder; 7. stirring teeth; 8. a corrugated expansion pipe; 9. a cover plate; 10. the device comprises a pressing sleeve 11, a square limiting block 12, a positioning block 13, a water inlet 14, a first sealing ring 15, a feeding pipe 16, a second sealing ring 17, a first guide pipe 18, a second guide pipe 19, a connecting pipe 20, a third sealing ring 21 and a hoop.

Detailed Description

The present invention will be further described with reference to the following examples.

Example 1, as shown in fig. 1, 3 and 4, the present invention is a carbon black grading granulation apparatus, comprising a first-stage granulator and a second-stage granulator, wherein a feeding pipe 15 is disposed on one side of the upper portion of the first-stage granulator, a feeding pipe connected to the upper portion of the second-stage granulator is disposed on one side of the lower portion of the first-stage granulator, a discharging pipe 1 is disposed on one side of the lower portion of the second-stage granulator, each of the first-stage granulator and the second-stage granulator comprises a vertical barrel shell 4, a stirring shaft 5 is rotatably mounted in the middle of the barrel shell 4, a stirring motor 3 is fixedly connected to the bottom end of the stirring shaft 5, a supporting barrel 6 is sleeved on the stirring shaft 5, a plurality of stirring teeth 7 are uniformly fixed on the outer wall of the supporting barrel 6, a square positioning block 12 is fixed on the lower portion of the stirring shaft 5, a positioning slot matched with the positioning block 12 is disposed on the bottom of the supporting barrel 6, a pressing sleeve 10 is disposed on the stirring shaft 5 by screws, the top of the cylinder shell 4 is in threaded connection with a cover plate 9, the top of the stirring shaft 5 is rotatably mounted on the cover plate 9, a first sealing ring 14 is arranged between the cover plate 9 and the top of the cylinder shell 4, and a water inlet 13 is formed in the upper portion of the cylinder shell 4 of the primary granulator.

A square limiting block 11 is fixed on the outer side of the lower end of the pressing sleeve 10, and a limiting groove matched with the square limiting block 11 is formed in the top of the supporting cylinder 6.

The bottom of the cylinder shell 4 of the secondary granulator is provided with a water return port 2, the water return port 2 is provided with a filter screen, a second sealing ring 16 is arranged between the lower end of the stirring shaft 5 and the cylinder shell 4, a plurality of water inlets 13 are arranged, and a plurality of water outlets are uniformly distributed on the outer circumference of the upper part of the cylinder shell 4.

During operation, start two and stir muddy motor 3, in carbon black powder enters into the barrel shell 4 of one-level granulator from inlet pipe 15 through defeated material auger, the mixed liquid of water and adhesive gets into in barrel shell 4 from water inlet 13, stir through stirring tooth 7 in the barrel shell 4 of one-level granulator, the extrusion, form the carbon black granule, then get into the second grade granulator through the conveying pipeline, continue to stir through stirring tooth 7, the extrusion, the granulation is more even, and the fine powder content in the carbon black is lower, then the granule is discharged from the discharging pipe. When the stirring teeth 7 need to be replaced, after the materials are discharged, the stirring motor 3 can be stopped, then the cover plate 9 is opened, then the screws are unscrewed, after the pressing sleeve 10 is taken down, the supporting cylinder 6 is taken out, then a new supporting cylinder 6 with the stirring teeth 7 is replaced, then the supporting cylinder 6 is sleeved on the stirring shaft 5, then the positioning block 12 is clamped in the positioning groove, then the pressing sleeve 10 is sleeved on the supporting cylinder, the screws are fixed, then the cover plate 9 is screwed, and the replacement is completed.

Embodiment 2, on the basis of embodiment 1, the feed delivery pipe includes a first guide pipe 17 fixedly connected to the upper portion of the cylinder housing 4 of the second-stage pelletizer and a second guide pipe 18 fixedly connected to the lower portion of the cylinder housing 4 of the first-stage pelletizer, a corrugated expansion pipe 8 is disposed between the first guide pipe 17 and the second guide pipe 18, two ends of the corrugated expansion pipe 8 are fixed with a connection pipe 19, the connection pipe 19 at one end is in threaded connection with the second guide pipe 18, the connection pipe 19 at the other end is sleeved outside the first guide pipe 17, the connection pipe 19 is fixed outside the first guide pipe 17 through a clamp 21, and a third seal ring 20 is disposed between the connection pipe 19 and the outer wall of the first guide pipe 17.

When the conveying pipe needs to be cleaned, the clamp 21 can be unscrewed, the corrugated expansion pipe 8 is inwards compressed, the connecting pipe 19 at the other end is unscrewed, the corrugated expansion pipe 8 is taken down, the first guide pipe 17, the second guide pipe 18 and the corrugated expansion pipe 8 are cleaned, after the cleaning is finished, the connecting pipe 19 with threads is screwed on the second guide pipe 18, the corrugated expansion pipe 8 is stretched, the connecting pipe 19 is sleeved on the first guide pipe 17, and then the clamping 21 is used for clamping and fixing. And finishing cleaning.

To sum up, the utility model discloses an one-level granulator and second grade granulator are to the processing of carbon black granule to and the first stirring tooth and the second stir the stirring of tooth, and the fine powder content in even, the particle size distribution size homogeneous of making out, the carbon black is lower, and the bilayer structure can reduce the granulation water quantity. The setting of granulation return water mouth has realized the recovery of the unnecessary water of carbon black granulation, has practiced thrift carbon black process water consumption, has alleviateed sewage discharge pressure up to standard, has reduced the running cost of enterprise, and the change need not dismantle when stirring the tooth and change and stir the axle, and the convenient change stirs the tooth, and practices thrift the cost.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "up", "down", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description of the present invention rather than requiring the present invention to be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Claims

1. A carbon black grading and granulating device is characterized in that: comprises a first-stage granulator and a second-stage granulator, wherein a feeding pipe (15) is arranged on one side of the upper part of the first-stage granulator, a conveying pipe connected with the upper part of the second-stage granulator is arranged on one side of the lower part of the first-stage granulator, a discharging pipe (1) is arranged on one side of the lower part of the second-stage granulator, the first-stage granulator and the second-stage granulator both comprise vertical cylinder shells (4), a stirring shaft (5) is rotatably arranged in the middle of each cylinder shell (4), a stirring motor (3) is fixedly connected to the bottom end of the stirring shaft (5), a supporting cylinder (6) is sleeved on each stirring shaft (5), a plurality of stirring teeth (7) are uniformly fixed on the outer wall of each supporting cylinder (6), a square positioning block (12) is fixed on the lower part of each stirring shaft (5), a positioning clamping groove matched with the positioning block (12) is arranged at the bottom of each supporting cylinder (6), a pressing sleeve (10) is arranged on each stirring shaft (5) above each supporting cylinder (6), and each pressing sleeve (10) is fixed on each stirring shaft (5) through a screw, the top of the cylinder shell (4) is in threaded connection with a cover plate (9), the top of the stirring shaft (5) is rotatably installed on the cover plate (9), a first sealing ring (14) is arranged between the cover plate (9) and the top of the cylinder shell (4), and the upper part of the cylinder shell (4) of the primary granulator is provided with a water inlet (13).

2. The carbon black classified pelletizing apparatus according to claim 1, characterized in that: a square limiting block (11) is fixed on the outer side of the lower end of the pressing sleeve (10), and a limiting groove matched with the square limiting block (11) is formed in the top of the supporting cylinder (6).

3. The carbon black classified pelletizing apparatus according to claim 2, characterized in that: the bottom of barrel casing (4) of second grade granulator is equipped with return water mouth (2), is equipped with the filter screen on return water mouth (2), stirs and is equipped with between muddy axle (5) lower extreme and barrel casing (4) sealing washer two (16), and water inlet (13) are equipped with a plurality ofly, and a plurality of equal mouth of a river evenly distributed is on the outer circumference on barrel casing (4) upper portion.

4. The carbon black classified pelletizing apparatus according to claim 3, characterized in that: the conveying pipeline comprises a first guide pipe (17) fixedly connected with the upper part of a cylinder shell (4) of the second-stage granulator and a second guide pipe (18) fixedly connected with the lower part of the cylinder shell (4) of the first-stage granulator, a corrugated expansion pipe (8) is arranged between the first guide pipe (17) and the second guide pipe (18), connecting pipes (19) are fixed at two ends of the corrugated expansion pipe (8), the connecting pipe (19) at one end is in threaded connection with the second guide pipe (18), the connecting pipe (19) at the other end is sleeved outside the first guide pipe (17), the connecting pipe (19) is fixed outside the first guide pipe (17) through a hoop (21), and a third sealing ring (20) is arranged between the connecting pipe (19) and the outer wall of the first guide pipe (17).