CN217857235U

CN217857235U - Fineness control system for production of silicon dioxide slurry

Info

Publication number: CN217857235U
Application number: CN202221741694.0U
Authority: CN
Inventors: 吴晓强; 徐红新; 胡金星; 吴晓林; 蔡新华; 郭承顺
Original assignee: Shandong Lianke Technology Co ltd
Current assignee: Shandong Lianke Technology Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-11-22
Anticipated expiration: 2032-07-05

Abstract

The utility model is suitable for a silica production technical field provides a silica slurry production fineness control system, is equipped with the beating tank, be equipped with one-level thick liquids sieve and second grade thick liquids sieve behind the beating tank in proper order, one-level thick liquids sieve with be connected with the colloid grinder between the second grade thick liquids sieve, one-level thick liquids sieve is connected with first suction apparatus, second grade thick liquids sieve is connected with the second and inhales the glassware, the second is inhaled the glassware and is connected the beating tank. Therefore, the utility model discloses can carry out secondary fineness control to the silica slurry, make the thick liquids distribute evenly, the system is not fragile, and the clearance is convenient, improves production efficiency.

Description

Production fineness control system for silicon dioxide slurry

Technical Field

The utility model relates to a silica production technical field especially relates to a silica slurry production fineness control system.

Background

In the production process of the traditional precipitation-process white carbon black, the process of adjusting the particle size generally occurs in a synthesis reaction stage and a slurrying stage after washing. The particle size of the product particles in the synthesis reaction stage can be adjusted by adjusting various process parameters in the synthesis stage, and the pulping process is realized by breaking the physical bonds between polymers.

Because of the existence of a large number of hydroxyl groups on the surface of the silicon dioxide, the slurry is often dispersed unevenly due to different indexes after slurrying, abraded during drying and feeding, and blocked in spraying, and the cleaning of the filtering equipment is complex, so that the production efficiency is not improved.

In view of the foregoing, it is apparent that the prior art has inconvenience and disadvantages in practical use, and thus, needs to be improved.

SUMMERY OF THE UTILITY MODEL

To foretell defect, the utility model aims to provide a silica slurry production fineness control system, it can carry out secondary fineness control to silica slurry, makes the thick liquids distribute evenly, and the system is not fragile, and the clearance is convenient, improves production efficiency.

In order to realize the above-mentioned purpose, the utility model provides a silica slurry production fineness control system is equipped with the beating tank, be equipped with one-level thick liquids sieve and second grade thick liquids sieve behind the beating tank in proper order, one-level thick liquids sieve with be connected with the colloid grinder between the second grade thick liquids sieve, one-level thick liquids sieve is connected with first suction apparatus, second grade thick liquids sieve is connected with the second and inhales the glassware, the second is inhaled the glassware and is connected the beating tank.

According to the utility model discloses a silica slurry production fineness control system, the storage tank is connected to second grade thick liquids sieve, the drying-machine is connected to the storage tank.

According to the utility model discloses a silica slurry production fineness control system, the one-level thick liquids sieve is equipped with screen cloth and sieve wall, the relative both ends of sieve wall are equipped with the opening, the one-level thick liquids sieve is equipped with self-cleaning device.

According to the utility model discloses a silica slurry production fineness control system, the self-cleaning device of one-level slurry sieve includes clearance mechanism and inhales the silo, clearance mechanism with inhale the silo and locate respectively two openings parts of screen cloth, clearance mechanism is equipped with the clearance board of hugging closely in the screen cloth upper surface, it is equipped with the baffle that can upwards rotate to open to inhale silo department, the sieve wall is in baffle department is equipped with bent type support frame, be equipped with the bent type spout of fretwork on the support frame, baffle sliding connection passes bent type spout.

According to the utility model discloses a silica slurry production fineness control system, the sieve wall outside of first order thick liquids sieve is equipped with horizontal slide rail, the slide rail is connected with a link mechanism, the slide rail sliding connection the initiative pole of link mechanism, the initiative pole articulates in the driven lever of link mechanism; the connecting rod mechanism is connected with an air cylinder, the driving rod is connected with a piston shaft of the air cylinder, and the driven rod is hinged with the part of the baffle plate penetrating through the curved sliding groove.

According to the utility model discloses a silica slurry production fineness control system, clearance mechanism is equipped with advancing mechanism, advancing mechanism connects the clearance board.

According to the utility model discloses a silica slurry production fineness control system, advancing mechanism chooses for use scissors rod mechanism.

According to the utility model discloses a silica slurry production fineness control system, inhale the silo through inhaling material union coupling first suction apparatus.

According to the utility model discloses a silica slurry production fineness control system, second thick liquids sieve structure with first thick liquids sieve structure principle is the same.

The utility model aims at providing a silica slurry production fineness control system, through setting up two-stage thick liquids sieve, carry out the secondary screening to thick liquids, adopt the colloid rubbing crusher to polish and smash, improved the fineness of thick liquids, prevent the thick liquids sieve damage when making the thick liquids distribute evenly; by adopting the automatic cleaning device on the pulp screen and connecting the pulp screen to the material suction device, the pulp screen is more convenient to clean, and the production efficiency is effectively improved. To sum up, the beneficial effects of the utility model are that: can carry out secondary fineness control to silica thick liquids, make thick liquids distribute evenly, the system is not fragile, and the clearance is convenient, improves production efficiency.

Drawings

FIG. 1 is a schematic view of a production fineness control system of the present invention;

FIG. 2 is a schematic view of the pulp screen of the present invention;

FIG. 3 is a schematic side view of the slurry screen of the present invention;

FIG. 4 is a schematic top cross-sectional view of the pulp screen of the present invention;

FIG. 5 is a first side cross-sectional structural view of the pulp screen of the present invention;

FIG. 6 is a schematic view of the second side cross-section structure of the pulp screen of the present invention

In the figure: 1-beating tank, 2-primary pulp screen, 21-screen wall, 22-screen, 23-cleaning mechanism, 24-sucking tank, 25-discharging port, 26-supporting frame, 261-baffle, 27-link mechanism, 28-propelling mechanism and 29-cylinder; 3-a first material absorber, 31-a material absorbing pipe; 4-colloid grinder, 5-secondary slurry sieve, 6-second material suction device, 7-storage tank and 8-dryer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the utility model provides a silica slurry production fineness control system is equipped with beating tank 1, is equipped with one-level thick liquids sieve 2 and second grade thick liquids sieve 5 behind the beating tank 1 in proper order, is connected with colloid grinder 4 between one-level thick liquids sieve 2 and the second grade thick liquids sieve 5, and one-level thick liquids sieve 2 is connected with first glassware 3, and second grade thick liquids sieve 5 is connected with second glassware 6, and second glassware 6 is connected beating tank 1, and second grade thick liquids sieve 5 connects storage tank 7, and drying-machine 8 is connected to storage tank 7.

After the slurrying stage, the slurry firstly passes through a primary slurry sieve 2, impurities are filtered out, and the impurities are recovered through a first absorber 3; the slurry passing through the primary slurry screen 2 enters a colloid grinder 4, four pairs of stator and rotor which are nested with each other are arranged in the grinding cavity of the colloid grinder 4, the rotor drives the slurry in the cavity to rotate at high speed, and the great centrifugal force generates vacuum, so that heterogeneous materials with uneven or larger particles are sucked into a working cavity, and when the heterogeneous materials pass through grid-shaped channels of the stator and the rotor and the small gap between the stator and the rotor, the materials repeatedly perform high-energy physical actions such as hydraulic force, mechanical force, shearing force and the like, so that the larger particles are ground and refined; the slurry passes through a secondary slurry sieve 5 to remove redundant impurities, the filtered impurities are recovered through a second material suction device 6, and the impurities recovered in the step are returned to the beating tank 1; the slurry passing through the secondary slurry screen 5 is transferred to a storage tank 7 and further transferred to a dryer 8 in batches for drying.

In this embodiment, the first-stage pulp screen 2 is 30 meshes, the second-stage pulp screen 5 is 50 meshes, and the size of the pulp screen can be adjusted according to actual conditions in production.

Referring to fig. 2 to 6, the first-stage slurry sieve 2 is provided with a sieve screen 22 and a sieve wall 21, a discharge port 25 is arranged below the sieve screen 22, two opposite ends of the sieve wall 21 are provided with openings, the first-stage slurry sieve 2 is provided with an automatic cleaning device, the automatic cleaning device of the first-stage slurry sieve 2 comprises a cleaning mechanism 23 and a material suction groove 24, the cleaning mechanism 23 and the material suction groove 24 are respectively arranged at two openings of the sieve screen 22, the cleaning mechanism 23 is provided with a cleaning plate tightly attached to the upper surface of the sieve screen 22, the material suction groove 24 is provided with a baffle 261 capable of being opened in an upward rotating manner, the sieve wall 21 is provided with a curved support 26 at the baffle 261, the support 26 is provided with a hollowed curved chute, the baffle 261 is connected in a sliding manner and penetrates through the curved chute, a horizontal sliding rail is arranged on the outer side of the sieve wall 21 where the first-stage slurry sieve 2 is not movable, the sliding rail is connected with a driving rod of a link mechanism 27, the driving rod is hinged with a driven rod of the link mechanism 27, the driving rod is connected to a piston shaft of an air cylinder 29, the driven rod is hinged with the baffle 261, the baffle 261 penetrates through the curved chute, the cleaning mechanism 23 is provided with a pushing mechanism 28, the pushing mechanism 28, and the material suction groove is connected with a material suction groove 24 through a material suction pipe 31.

After completion of filtration of one-level slurry sieve 2, slurry enters into colloid grinder 4 through discharge gate 25, and remaining impurity is cleared up by self-cleaning device on screen cloth 22: the piston shaft of the cylinder 29 extends to control the driving rod of the link mechanism 27 to push towards the material suction groove 24, so that the driven rod of the link mechanism 27 rotates by taking the connecting shaft of the driving rod as a circle center and taking the curved chute of the support frame 26 as an arc while moving towards the material suction groove 24, and the baffle 261 is pushed up; the pushing mechanism 28 pushes the cleaning plate to the direction of the material suction groove 24, so as to push and scrape the impurities on the screen 22 to the material suction groove 24, and the first material suction device 3 adsorbs and recovers the impurities through the material suction pipe 31 connected with the material suction groove 24.

Preferably, the propelling mechanism 28 is a scissor bar mechanism driven by a motor.

The structure of the secondary pulp screen 5 is the same as the structure principle of the primary pulp screen 3, and the description is omitted.

In summary, the utility model is provided with two-stage pulp sieves, the pulp is sieved for the second time, and the colloid grinder is used for grinding and crushing, so that the fineness of the pulp is improved, the pulp is uniformly distributed, and the pulp sieve is prevented from being damaged; through adopting the automatic cleaning device on the pulp screen and connecting the pulp screen with the material suction device, the pulp screen is more convenient to clean, and the production efficiency is effectively improved. The utility model has the advantages that: can carry out secondary fineness control to silica thick liquids, make thick liquids distribute evenly, the system is not fragile, and the clearance is convenient, improves production efficiency.

Of course, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it is intended that all such modifications and variations be considered within the spirit or scope of the present invention as defined by the appended claims.

Claims

1. The fineness control system for silicon dioxide slurry production is characterized in that a beating tank is arranged, a first-stage slurry sieve and a second-stage slurry sieve are sequentially arranged behind the beating tank, a colloid grinder is connected between the first-stage slurry sieve and the second-stage slurry sieve, the first-stage slurry sieve is connected with a first material absorber, the second-stage slurry sieve is connected with a second material absorber, and the second material absorber is connected with the beating tank.

2. The silica slurry production fineness control system of claim 1, wherein the secondary slurry screen is connected to a storage tank, and the storage tank is connected to a dryer.

3. The silica slurry production fineness control system of claim 1, wherein the primary slurry screen is provided with a screen mesh and a screen wall, the screen wall is provided with openings at opposite ends, and the primary slurry screen is provided with an automatic cleaning device.

4. The silica slurry production fineness control system of claim 3, wherein the automatic cleaning device of the primary slurry sieve comprises a cleaning mechanism and a material suction groove, the cleaning mechanism and the material suction groove are respectively arranged at two openings of the screen, the cleaning mechanism is provided with a cleaning plate tightly attached to the upper surface of the screen, the material suction groove is provided with a baffle plate capable of being opened in an upward rotating manner, the screen wall is provided with a curved support frame at the baffle plate, the support frame is provided with a hollowed-out curved chute, and the baffle plate is in sliding connection with and penetrates through the curved chute.

5. The silica slurry production fineness control system of claim 4, wherein a horizontal slide rail is arranged outside the screen wall of the primary slurry screen, the slide rail is connected with a link mechanism, the slide rail is slidably connected with a driving rod of the link mechanism, and the driving rod is hinged with a driven rod of the link mechanism; the connecting rod mechanism is connected with an air cylinder, the driving rod is connected with a piston shaft of the air cylinder, and the driven rod is hinged with the part of the baffle plate penetrating through the curved sliding groove.

6. The silica slurry production fineness control system of claim 5, wherein the cleaning mechanism is provided with a propulsion mechanism, and the propulsion mechanism is connected to the cleaning plate.

7. The silica slurry production fineness control system of claim 6, wherein the pushing mechanism is a scissor lever mechanism.

8. The silica slurry production fineness control system of claim 6, wherein the suction trough is connected to the first suction device through a suction pipe.

9. The silica slurry production fineness control system of claim 8, wherein the secondary slurry screen structure is on the same principle as the primary slurry screen structure.