CN217450448U

CN217450448U - Dry-method silicon dioxide grinding device adopting precipitation method

Info

Publication number: CN217450448U
Application number: CN202221332099.1U
Authority: CN
Inventors: 杨远光; 任国伟; 高海明
Original assignee: Shandong Link Caldic White Carbon Black Co ltd
Current assignee: Shandong Link Caldic White Carbon Black Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-09-20
Anticipated expiration: 2032-05-30

Abstract

The utility model discloses a precipitation method silicon dioxide dry grinding device in the field of grinding devices, which comprises a finished product bin, the lower end of the finished product bin is respectively connected with a first packing machine and a grinding machine through two blanking pipelines, the two blanking pipelines are respectively provided with a first discharge valve and a second discharge valve, the grinding machine is connected with a bag-type dust collector through a pipeline, the pipeline is provided with a second control valve, the bag-type dust collector is connected with a draught fan through a pipeline, the bag-type dust collector is connected with a small bin through a blanking pipeline, and the blanking pipeline is provided with a third discharge valve, the original packing process is firstly kept, the processing requirements of products with various specifications and granularity requirements of a production line are realized, then the grinding machine and the bag-type dust collector are newly added, the deep processing of the product granularity is realized, the requirements of ultra-fine silicon dioxide client groups are met, and the fine processing of precipitation method silicon dioxide dry products is finally realized, energy conservation and environmental protection, and more stable control.

Description

Dry-method silicon dioxide grinding device adopting precipitation method

Technical Field

The utility model relates to a grinder field specifically is a precipitation method silica dry process grinder.

Background

The silicon dioxide is a chemical term, pure silicon dioxide is colorless, is solid at normal temperature, is insoluble in water and acid, is soluble in hydrofluoric acid and hot concentrated phosphoric acid, can react with molten alkalis, has two types of crystalline silicon dioxide and amorphous silicon dioxide in nature, has wide application range, and is mainly used for manufacturing glass, water glass, pottery, enamel, refractory materials, aerogel felts, ferrosilicon, molding sand, simple substance silicon, cement and the like.

In the prior art, if a filter cake pulping link of precipitated silica in production does not adopt a stirring device with high-strength shearing force, uniform dispersion of slurry is difficult to realize, so that the size of produced product particles is uneven, the particle size distribution is wide, although the particle size of the product can be improved by slurry wet grinding equipment or a stirring device with high-strength shearing force, the required power consumption is higher, the particle size distribution of the product is relatively difficult to control, the existing product guarantee flow is that the material enters a first packaging machine through a first discharge valve after passing through a finished product bin to be packaged, the particles with uneven size are processed and packaged by the first packaging machine, finish machining is not performed, and the requirements of existing customers cannot be met. Accordingly, one skilled in the art provides a precipitated silica dry grinding apparatus to solve the problems set forth in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a precipitation method silica dry process grinder to solve the problem that proposes in the above-mentioned background art.

The technical scheme of the utility model is realized like this: an object of the utility model is to provide a precipitation method silica dry grinding device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a sedimentation method silica dry grinding device, includes the finished product feed bin, finished product feed bin lower extreme is connected and is provided with the second discharge valve on the unloading pipeline through unloading pipeline and grinding machine, it is connected and is provided with the second control valve on the pipeline through pipeline and sack cleaner to grind the machine, the sack cleaner passes through the pipeline and is connected with the draught fan, the sack cleaner is connected and is provided with the third discharge valve on the unloading pipeline through unloading pipeline and little feed bin, little feed bin is connected and is provided with the fourth discharge valve on the unloading pipeline through unloading pipeline and second packing machine, the draught fan is provided with first control valve on passing through pipeline and finished product feed bin and the unloading pipeline intercommunication and the pipeline of grinding between the machine.

As a preferred embodiment, finished product feed bin lower extreme is the toper fill structure, just finished product feed bin bottom is provided with the feed opening, the finished product feed bin passes through feed opening and second discharge valve and grinds the machine intercommunication, during the use, through increasing at the finished product feed bin and establish the feed opening for the silica raw materials gets into after passing through second discharge valve and first control valve and grinds the machine, is convenient for realize the finish machining of product particle size.

As a preferred embodiment, the bag-type dust collector is communicated with an air compressor through a pipeline, the air compressor and the induced draft fan are respectively communicated with the interior of the bag-type dust collector, when the bag-type dust collector is used, the air compressor is started, the induced draft fan is introduced into the air in the bag-type dust collector to be compressed, ground raw materials are filtered in the bag-type dust collector, large-particle raw materials are removed, and therefore more uniform fine-particle raw materials are obtained.

As a preferred embodiment, the inner wall of the grinding machine is of an eddy current type structure, a grinding disc is arranged in the grinding machine, a rotating shaft is inserted into the lower end of the grinding disc, a motor is arranged at the lower end of the rotating shaft, a speed reducer is arranged on the motor, when the grinding machine is used, the motor is started, the rotating shaft is driven to rotate through a coupler, so that the grinding disc grinds silica raw materials in an eddy current manner in the grinding machine, and the rotating speed of the rotating shaft can be controlled through the speed reducer, therefore, various products with different particle size distributions can be obtained, and the practicability of the products is improved.

As a preferred embodiment, the grinding pan upper end sets up to the circular cone type, just the pivot upper end is provided with the fixed block, the pivot runs through the machine of grinding and is provided with the sealing washer rather than the junction, the pivot passes through fixed block and grinding pan fixed connection, and when the raw materials passed through the feed inlet and gets into the machine of grinding inside, the grinding pan of upper portion circular cone type setting can make the leading-in grinding pan side of raw materials, avoids the raw materials to fall to the grinding pan top and leads to not grinding.

As a preferable embodiment, the upper end of the grinding machine is provided with an upper cover, the left end of the upper cover is provided with a feeding hole, and when the grinding machine is used, the upper cover is used for sealing the upper end of the grinding machine, so that the silicon dioxide ground into powder is prevented from scattering, polluting the surrounding environment and causing waste.

In a preferred embodiment, the right end wall of the grinding machine is provided with a control box, the front end of the control box is provided with an operation panel, and when the grinding machine is used, the operation of the motor is controlled through the operation panel, so that the grinding machine can carry out vortex grinding.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, keep former packing flow, realize the processing demand of the multiple specification granularity requirement product of production line, then newly increase and grind machine and sack cleaner, realize the deep-processing of product particle size, satisfy the demand of superfine silica customer group, realized at last that precipitation method silica does the meticulous processing of product, energy-concerving and environment-protective to control is more stable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

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

FIG. 2 is a schematic view of the internal structure of the grinder of the present invention;

fig. 3 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.

In the figure, 1-finished product bin; 101-a feed opening; 2-a first discharge valve; 3-a second discharge valve; 4-a first packaging machine; 5-a first control valve; 6-grinding machine; 61-grinding disc; 62-a rotating shaft; 621-fixed block; 622-sealing ring; 63-a motor; 64-a speed reducer; 65-upper cover; 66-a feed port; 67-control box; 68-an operating panel; 7-a second control valve; 8-bag dust collector; 9-a draught fan; 10-a third discharge valve; 11-a small stock bin; 12-a fourth discharge valve; 13-a second packaging machine; 14-air compressor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, a precipitated silica dry grinding device comprises a finished product bin 1, the lower end of the finished product bin 1 is respectively connected with a first packing machine 4 and a grinding machine 6 through two blanking pipelines, a first discharge valve 2 and a second discharge valve 3 are respectively arranged on the two blanking pipelines, the grinding machine 6 is connected with a bag-type dust collector 8 through a pipeline, a second control valve 7 is arranged on the pipeline, the bag-type dust collector 8 is connected with a draught fan 9 through a pipeline, the bag-type dust collector 8 is connected with a small bin 11 through a blanking pipeline, a third discharge valve 10 is arranged on the blanking pipeline, the small bin 11 is connected with a second packing machine 13 through a blanking pipeline, a fourth discharge valve 12 is arranged on the blanking pipeline, the draught fan 9 is communicated with the blanking pipeline between the finished product bin 1 and the grinding machine 6 through a pipeline, and a first control valve 5 is arranged on the pipeline, after the materials are ground by the grinding machine 6, the negative pressure generated by the draught fan 9 is conveyed to the bag-type dust collector 8 to be collected, and the tail gas is purified and then is recycled as the air source of the dry grinding machine 6, so that the waste and the pollution are reduced, and the environment is protected.

When the silicon dioxide grinding machine is used, the finished product bin 1 is additionally provided with the feed opening 101, so that silicon dioxide raw materials enter the grinding machine 6 after passing through the second discharge valve 3 and the first control valve 5, and finish machining of the particle size of products is facilitated; the bag-type dust collector 8 is communicated with an air compressor 14 through a pipeline, the air compressor 14 and the induced draft fan 9 are respectively communicated with the interior of the bag-type dust collector 8, when the bag-type dust collector is used, the air compressor 14 is started, the induced draft fan 9 is introduced into air in the bag-type dust collector 8 for compression, ground raw materials are filtered in the bag-type dust collector 8, large-particle raw materials are removed, and therefore more uniform fine-particle raw materials are obtained; when the silicon dioxide material vortex grinding machine is used, the motor 63 is started, the rotating shaft 62 is driven to rotate through the coupler, so that the grinding disc 61 carries out vortex grinding on the silicon dioxide material in the grinding machine 6, and the rotating speed of the rotating shaft 62 can be controlled through the speed reducer 64, thereby obtaining various products with different particle size distributions, and improving the practicability; the upper end of the grinding disc 61 is conical, the upper end of the rotating shaft 62 is provided with a fixing block 621, the rotating shaft 62 penetrates through the grinding machine 6 and is provided with a sealing ring 622 at the joint with the grinding machine 6, the rotating shaft 62 is fixedly connected with the grinding disc 61 through the fixing block 621, when raw materials enter the grinding machine 6 through the feeding hole 66, the grinding disc 61 arranged in the conical shape at the upper part can guide the raw materials into the side end of the grinding disc 61, and the raw materials are prevented from falling to the top end of the grinding disc 61 to cause that the raw materials cannot be ground; the upper end of the grinding machine 6 is provided with the upper cover 65, the left end of the upper cover 65 is provided with the feeding hole 66, when the grinder is used, the upper cover 65 seals the upper end of the grinding machine 6, and therefore the silicon dioxide ground into powder is prevented from floating, polluting the surrounding environment and causing waste; the right end wall of the grinder 6 is provided with a control box 67, the front end of the control box 67 is provided with an operation panel 68, and when the grinder is used, the operation of the motor 63 is controlled through the operation panel 68, so that the grinder 6 can carry out vortex grinding.

The utility model discloses a theory of operation is: the scheme is improved in the packaging process. Before transformation, materials can enter a first packing machine 4 through a finished product bin 1 and then enter the first packing machine 4 through a first discharge valve 2 for product packing, and the product processing and packing are completed through the first packing machine 4 for particles with uneven sizes; after the transformation is implemented, add a feed opening 101 at 1 lower extreme in finished product feed bin, the material enters into and grinds machine 6 behind second discharge valve 3 and first control valve 5, through operation panel 68 control motor 63 operation, granule that the particle size is not uniform carries out the vortex type through abrasive disc 61 in grinding machine 6, the particle size distribution tends to evenly after grinding, then carry sack cleaner 8 through the negative pressure that draught fan 9 produced and collect, tail gas obtains here and purifies the back and uses as the wind regime circulation that grinds machine 6, waste and pollution have been reduced, and is more environment-friendly, start air compressor machine 14, let in the inside air of sack cleaner 8 with draught fan 9 and compress, make the raw materials after the grinding filter in sack cleaner 8, detach large granule raw materials, thereby obtain more even tiny granule raw materials, the even product of particle size distribution gets into little feed bin 11 through third discharge valve 10 after-up, through fourth discharge valve 12 rethread second packagine machine 13 package bag after-packed Dress, through the rotational speed of the steerable pivot 62 of speed reducer 64 or adjustment feed rate, thereby obtain the multiple product of different particle size distributions, when the raw materials gets into the inside of machine 6 of grinding through feed inlet 66, the grinding miller 61 that upper portion circular cone type set up can make the leading-in grinding miller 61 side of raw materials, avoid the raw materials to fall to the grinding miller 61 top and lead to not grinding, with upper cover 65 sealed machine 6 upper end of grinding, avoid grinding to become the silica of powder and fly away, pollute the surrounding environment, and cause the waste.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a deposit method silica dry grinding device, includes finished product feed bin (1), its characterized in that: finished product feed bin (1) lower extreme is connected and is provided with second discharge valve (3) on the unloading pipeline through unloading pipeline and grinding machine (6), it is connected and is provided with second control valve (7) on the pipeline through pipeline and sack cleaner (8) to grind machine (6), sack cleaner (8) are connected with draught fan (9) through the pipeline, sack cleaner (8) are connected and are provided with third discharge valve (10) on the unloading pipeline through unloading pipeline and little feed bin (11), little feed bin (11) are connected and are provided with fourth discharge valve (12) on the unloading pipeline through unloading pipeline and second packagine machine (13), draught fan (9) are provided with first control valve (5) on the pipeline and the unloading pipeline intercommunication and the pipeline between grinding machine (6) through pipeline and finished product feed bin (1).

2. The precipitated silica dry milling apparatus as set forth in claim 1, wherein: finished product feed bin (1) lower extreme is the toper and fights the structure, just finished product feed bin (1) bottom is provided with feed opening (101), finished product feed bin (1) is through feed opening (101) and second discharge valve (3) and grind quick-witted (6) intercommunication.

3. The precipitated silica dry milling apparatus as set forth in claim 1, wherein: the bag-type dust collector (8) is communicated with an air compressor (14) through a pipeline, and the air compressor (14) and the induced draft fan (9) are respectively communicated with the interior of the bag-type dust collector (8).

4. The precipitated silica dry milling apparatus as set forth in claim 1, wherein: the inner wall of the grinding machine (6) is of an eddy current type structure, a grinding disc (61) is arranged in the grinding machine (6), a rotating shaft (62) is connected to the lower end of the grinding disc (61) in an inserting mode, a motor (63) is arranged at the lower end of the rotating shaft (62), and a speed reducer (64) is arranged on the motor (63).

5. The precipitated silica dry grinding apparatus according to claim 4, wherein: grinding disk (61) upper end sets up to the circular cone type, just pivot (62) upper end is provided with fixed block (621), pivot (62) run through and grind machine (6) and be provided with sealing washer (622) rather than the junction, pivot (62) are through fixed block (621) and grinding disk (61) fixed connection.

6. The precipitated silica dry grinding apparatus according to claim 1, wherein: an upper cover (65) is arranged at the upper end of the grinding machine (6), and a feeding hole (66) is formed in the left end of the upper cover (65).