CN209775082U - Vacuum furnace refining high-performance air brick production system - Google Patents

Abstract

the utility model relates to a vacuum furnace refining high-performance air brick production system and a process, the system comprises an outer barrel, an inner barrel a and an inner barrel b, a first space is formed between the outer barrel and the inner barrel a, a second space is formed between the inner barrel a and the inner barrel b, a third space is formed in the inner barrel b, and a grinding mechanism is arranged above the third space; a stirring mechanism for stirring the materials is arranged in the second space, the stirred materials enter the first space, the materials in the first space enter the grinding mechanism to be ground under the centrifugal force and the extrusion conveying action of the subsequent materials, the ground materials fall to a third space, a stirring mechanism is arranged in the third space, and the materials and the added water are stirred under the action of the stirring mechanism; and performing subsequent in-mold pouring and vibration molding on the stirred material. The utility model provides an air brick preparation in-process raw material mixing insufficient, each raw materials composition distributes unevenly in the brick, influences the quality of brick and the aggregate in the raw materials and is difficult to reach the problem of the fine density of needs through simple stirring garrulous.

Description

Vacuum furnace refining high-performance air brick production system

Technical Field

The utility model relates to a steel smelting is with high performance air brick preparation field, especially relates to a concise high performance air brick production system of vacuum furnace.

Background

with the continuous improvement of steel quality requirements of steel smelting enterprises, the refining mode of the vacuum furnace is adopted by various large steel enterprises more and more, especially in the special steel smelting industry. The vacuum furnace refining has the characteristics of high smelting temperature, long refining time, complex molten steel components, vacuum effect and the like, and provides extremely strict requirements for the service performance of the air brick. The vacuum furnace refining high-performance air brick developed by the project is specially designed aiming at the requirements on product material quality, air gaps, high-temperature thermal state strength, thermal shock stability and the like, so that the product performance is greatly improved compared with the traditional air brick product.

A chinese utility model patent with an issued publication number of CN102574080B discloses a stirring device, and specifically discloses a stirring tank of a substantially cylindrical shape; a rotating shaft disposed along the central axis of the agitation tank; a substantially cylindrical stirring member having an outer diameter smaller than an inner diameter of the stirring tank and attached to the rotating shaft so as to rotate concentrically with respect to an inner peripheral surface of the stirring tank; and a plurality of through holes formed to penetrate in a radial direction of the stirring member. The stirring device further has a gap between the inner circumferential surface of the stirring tank and the outer circumferential surface of the stirring member partially different in the vertical direction of the stirring member; which transfers the crushed materials to other spaces by centrifugal force during the stirring process, but it has the following problems:

Firstly, the equipment does not have the function of refining the material for multiple times, and the fine density of the discharged material is not high; in addition, the efficiency of stirring is low.

SUMMERY OF THE UTILITY MODEL

the utility model aims at overcoming foretell defect, the utility model provides a refined high performance air brick production system of vacuum furnace, through bucket an and interior bucket b in setting up in ordinary agitator, form first space, second space and third space, make to become into ordinary raw materials stirring process subdivision earlier through stirring garrulous, through grinding again, add water stirring at last again, effectively solved air brick preparation in-process raw materials stirring insufficient, each raw materials composition distributes inhomogeneously in the brick, the aggregate in the quality of influence brick and the raw materials is difficult to reach the problem of the fine density degree of needs through simple stirring garrulous processing.

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

A production system for refining high-performance air bricks by a vacuum furnace comprises an outer barrel, an inner barrel a arranged in the outer barrel and an inner barrel b arranged in the inner barrel a, wherein a first space is formed between the outer barrel and the inner barrel a, a second space is formed between the inner barrel a and the inner barrel b, a third space is formed in the inner barrel b, and a grinding mechanism is arranged above the third space;

A stirring mechanism for stirring the materials is arranged in the second space, the materials stirred by the stirring mechanism enter the first space under the action of centrifugal force, the materials in the first space enter the grinding mechanism under the action of centrifugal force and extrusion conveying of subsequent materials for grinding, the ground materials fall to a third space, a stirring mechanism is arranged in the third space, and the materials in the third space and added water are stirred together under the action of the stirring mechanism;

and performing subsequent in-mold pouring and vibration molding on the stirred material.

as an improvement, the crushing mechanism comprises a driving piece, a main shaft driven by the driving piece, a plurality of mounting rods arranged on the main shaft and a crushing cutter arranged at the end part of the mounting rods.

as an improvement, the inner barrel a is arranged in an inverted cone shape, a plurality of throwing holes communicated with the first space are formed in the position close to the bottom in the circumferential direction, the diameter of the bottom of the inner barrel is small, and the diameter of the bottom of the inner barrel is gradually increased upwards.

as an improvement, the grinding mechanism comprises a grinding disc which is coaxially arranged with the main shaft and rotates under the driving of the main shaft, the upper end face of the inner barrel a is provided with a grinding groove in an inverted cone shape, the grinding disc comprises a grinding part which is matched with the side wall of the grinding groove to grind materials, a guide-in part arranged above the grinding part and a guide limiting part arranged at the upper end of the guide-in part, and the side edge of the guide limiting part is in rotating fit with the inner wall of the outer barrel.

As an improvement, the installation pole is provided with threely, rabbling mechanism is including setting up first stirring subassembly, second stirring subassembly and the third stirring subassembly on three installation pole respectively, first stirring subassembly is used for dialling material in the middle of the past both sides, second stirring subassembly sets up at first stirring subassembly at the back for dial the material of both sides toward the middle, third stirring subassembly sets up at the back of second stirring subassembly for carry out the rotatory stirring of second grade to the material.

As an improvement, the first stirring assembly comprises a first stirring rod fixed on the mounting rod, and a stirring plate a and a stirring plate b which are respectively fixed at two end parts of the first stirring rod, and the stirring plate a and the stirring plate b are arranged in a splayed manner along the rotation direction;

the second stirring assembly comprises a second stirring rod fixed on the mounting rod, and a stirring plate c and a stirring plate d which are respectively fixed at two end parts of the second stirring rod, and the stirring plate c and the stirring plate d are arranged in an inverted splayed shape along the rotation direction;

the third stirring assembly comprises a rotating shaft which is rotatably arranged on the mounting rod and a plurality of stirring rods which are arranged at the lower end part of the rotating shaft, a gear is coaxially and fixedly arranged on the rotating shaft, and a gear ring corresponding to the gear is fixedly arranged on the inner wall of the inner barrel b.

As an improvement, a water inlet channel is arranged in the center of the main shaft, and a plurality of water outlet holes communicated with the water inlet channel are formed in the side wall of the part of the main shaft, which is positioned in the third space.

as an improvement, the outer wall of the leading-in part is provided with a plurality of pressing blocks which are obliquely arranged and arranged along the circumferential direction of the leading-in part.

As an improvement, a flow guide piece is arranged at the lower port of the grinding groove.

The beneficial effects of the utility model reside in that:

1. The utility model discloses in through set up interior bucket an and interior bucket b in ordinary agitator, form first space, second space and third space for divide into ordinary raw materials stirring process and stir earlier through stirring garrulous, through grinding, add water stirring again at last, one of them aspect can make the raw materials thinner through stirring garrulous and grinding after, in addition stir garrulous and grind the raw materials earlier before adding water and make the mixing between each composition in the raw materials more even, improve the quality of follow-up shaping air brick;

2. the utility model discloses in through set up grinding mechanism in the top in third space to set up the inner wall of outer bucket for the inclined plane and make the raw materials that are thrown away through throwing away the hole after stirring garrulous can remove to grinding mechanism department along the inner wall of outer bucket under the propelling movement effect of centrifugal force and follow-up material, grinding mechanism rotates along with stirring garrulous mechanism, formed and ground the raw materials after stirring garrulous once more, simple structure is ingenious, and through set up the push-in piece in the leading-in portion department of grinding mechanism, make the grinding disk can form the effect of pushing down with the help of the rotation of push-in piece with the help of the raw materials in the process of rotating grinding, do benefit to the raw materials and enter grinding department;

3. The utility model discloses in through locating along the rotation direction at rabbling mechanism and by setting gradually first stirring subassembly, second stirring subassembly and third stirring subassembly after going to set up first stirring subassembly and dial the material of centre toward both sides, the second stirring subassembly is dialled the material of both sides toward the centre, and the third stirring subassembly carries out the second grade rotation stirring to the material, makes the in-process of finally adding water stirring stir to stir better abundant, improves the quality of follow-up air brick.

To sum up, the utility model has the advantages of simple structure, raw materials processing is thinner, and the homogeneity is good, fashioned brick quality height is particularly useful for steel smelting with high performance air brick preparation field.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below 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 creative efforts.

FIG. 1 is a sectional schematic view of a vacuum furnace refining high-performance air brick production system;

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

FIG. 3 is an enlarged view of the point B in FIG. 1;

FIG. 4 is a schematic view of the internal structure of a vacuum furnace refining high-performance air brick production system;

FIG. 5 is a schematic structural view of the mashing mechanism and the stirring mechanism;

FIG. 6 is a schematic structural view of an inner barrel a;

FIG. 7 is a schematic view of the working states of the first stirring assembly, the second stirring assembly and the third stirring assembly;

FIG. 8 is a schematic view showing the external structure of a vacuum furnace refining high-performance air brick production system;

FIG. 9 is a flow chart of the production process of refining the high-performance air brick in a vacuum furnace.

Detailed Description

the technical solution in the embodiment of the present invention is clearly and completely described below with reference to the accompanying drawings.

Example one

As shown in fig. 1 to 8, a vacuum furnace refining high-performance air brick production system comprises an outer barrel 1, an inner barrel a2 arranged in the outer barrel 1 and an inner barrel b3 arranged in an inner barrel a2, wherein a first space 10 is formed between the outer barrel 1 and the inner barrel a2, a second space 20 is formed between the inner barrel a2 and the inner barrel b3, a third space 30 is formed in the inner barrel b3, and a grinding mechanism 4 is arranged above the third space 30;

a stirring mechanism 5 for stirring the materials is arranged in the second space 20, the materials stirred by the stirring mechanism 5 enter the first space 10 under the action of centrifugal force, the materials in the first space 10 enter the grinding mechanism 4 under the action of centrifugal force and extrusion of subsequent materials for grinding, the ground materials fall to a third space 30, a stirring mechanism 6 is arranged in the third space 30, and the materials in the third space 30 and added water are stirred together under the action of the stirring mechanism 6;

and performing subsequent in-mold pouring and vibration molding on the stirred material.

In the embodiment, the first space 10, the second space 20 and the third space 30 are formed by arranging the inner barrel a2 and the inner barrel b3 in a common stirring barrel, so that the common raw material stirring process is subdivided into the steps of firstly stirring and crushing, then grinding, and finally adding water for stirring, wherein on one hand, the raw materials can be finer after stirring and grinding, and in addition, the raw materials are stirred and ground before adding water, so that the components in the raw materials can be mixed more uniformly, and the quality of the subsequently formed air brick is improved.

Further, the mincing mechanism 5 comprises a driving element 51, a main shaft 52 driven by the driving element 51, a plurality of mounting rods 53 arranged on the main shaft 52, and a mincing cutter 54 mounted at the end of the mounting rods 53.

Further, the inner barrel a2 is formed in an inverted cone shape, a plurality of throwing holes 21 communicated with the first space 10 are formed in the position close to the bottom along the circumferential direction, the inner wall of the outer barrel 1 is formed to be small in bottom diameter, and the bottom diameter is gradually increased upwards.

further, the grinding mechanism 4 includes a grinding disc 41 disposed coaxially with the spindle 52 and driven by the spindle 52 to rotate, the upper end surface of the inner barrel a2 is provided with an inverted conical grinding groove 22, the grinding disc 41 includes a grinding portion 411 engaged with the side wall of the grinding groove 22 to grind the materials, an introduction portion 412 disposed above the grinding portion 411, and a guide limiting portion 413 disposed at the upper end of the introduction portion 412, and the side edge of the guide limiting portion 413 is rotatably engaged with the inner wall of the outer barrel 1.

Here, through set up grinding mechanism 4 above third space 30 to set up the inner wall of outer bucket 1 for the inclined plane makes the raw materials that throws away through getting rid of hole 21 after the stirring can remove to grinding mechanism 4 department along the inner wall of outer bucket 1 under the propelling movement effect of centrifugal force and follow-up material, grinding mechanism 4 rotates along with stirring mechanism 5 together, has formed and has ground the raw materials after the stirring again, and simple structure is ingenious.

Further, the installation pole 53 is provided with threely, rabbling mechanism 6 is including setting up first stirring subassembly 531, second stirring subassembly 532 and the third stirring subassembly 533 on three installation pole 53 respectively, first stirring subassembly 531 is used for dialling material in the middle toward both sides, second stirring subassembly 532 sets up behind first stirring subassembly 531 for dial the material of both sides toward the middle, third stirring subassembly 533 sets up the back at second stirring subassembly 532 for carry out the second grade rotation stirring to the material.

Further, the first stirring assembly 531 comprises a first stirring rod 5311 fixed on the mounting rod 53, and a stirring plate a5312 and a stirring plate b5313 fixed at two ends of the first stirring rod 5311, respectively, wherein the stirring plates a5312 and b5313 are arranged in a splayed manner along the rotation direction;

The second stirring assembly 532 comprises a second stirring rod 5321 fixed on the mounting rod 53, and a stirring plate c5322 and a stirring plate d5323 respectively fixed at two end parts of the second stirring rod 5321, wherein the stirring plate c5322 and the stirring plate d5323 are arranged in an inverted-splayed shape along the rotation direction;

The third stirring assembly 533 comprises a rotating shaft 5331 rotatably disposed on the mounting rod 53 and a plurality of stirring rods 5332 disposed at the lower end of the rotating shaft 5331, a gear 5333 is coaxially and fixedly disposed on the rotating shaft 5331, and a gear ring 5334 corresponding to the gear 5333 is fixedly disposed on the inner wall of the inner tub b 3.

It is worth mentioning that, set gradually first stirring subassembly 531, second stirring subassembly 532 and third stirring subassembly 533 after going to through 6 departments of rabbling mechanism in this embodiment along the direction of rotation, and set up first stirring subassembly 531 and dial the material in the middle toward both sides, second stirring subassembly 532 dials the material of both sides toward the middle, third stirring subassembly 533 carries out the second grade rotation stirring to the material, makes the in-process of finally adding water stirring better abundant, improves follow-up air brick's quality.

further, a water inlet channel 521 is formed in the center of the main shaft 52, and a plurality of water outlet holes 522 communicated with the water inlet channel 521 are formed in the side wall of the part of the main shaft 52 located in the third space 30.

further, a flow guide 7 is provided at the lower port of the grinding groove 22.

example two

As shown in fig. 4 and 5, in which the same or corresponding components as in the first embodiment are denoted by the same reference numerals as in the first embodiment, only the points of difference from the first embodiment will be described below for the sake of convenience. The second embodiment is different from the first embodiment in that: furthermore, the outer wall of the introduction part 412 is provided with a plurality of pressing blocks 414, the pressing blocks 414 are obliquely arranged, and the number of the pressing blocks 414 is arranged along the circumferential direction of the introduction part 412;

By providing the pressing block 414 at the introducing part 412 of the grinding mechanism 4, the grinding disk 41 can press the raw material by the rotation of the pressing block 414 during the rotation grinding process, which is beneficial for the raw material to enter the grinding part 411 for grinding more efficiently.

EXAMPLE III

As shown in fig. 9, a production process of refining high-performance air brick by vacuum furnace comprises an ingredient stirring part and a vibration forming part, and is characterized in that the ingredient stirring part comprises the following production steps:

Step one, a batching procedure, namely mixing 40-56 parts of tabular corundum aggregate, 3-10 parts of spinel particle fine powder, 2-7 parts of corundum micro powder, 4-10 parts of spinel fine powder, 2-5 parts of pure calcium aluminate cement, 0.5-1.5 parts of explosion-proof fiber, 0.5-2 parts of efficient dispersant and 1-2 parts of thermal shock stabilizer into raw materials in parts by weight;

Step two, a stirring procedure, namely adding the materials prepared in the step one into a second space 20, and starting a stirring mechanism 5 to stir the materials in the second space 20;

step three, a grinding process, wherein the material crushed in the step two enters the first space 10 under the action of centrifugal force and moves upwards to the grinding mechanism 4 along the first space 10, and the grinding mechanism 4 grinds the material;

Step four, a stirring process, namely, the materials ground in the step three slide into the third space 30 along the flow guide piece 7, meanwhile, water is added into the third space 30 through the water inlet channel 521 and the water outlet hole 522, the stirring mechanism 6 operates together with the stirring mechanism 5 to uniformly stir the materials and the water in the third space 30, in the stirring process, the first stirring component 531 stirs the middle materials towards two sides, the second stirring component 532 stirs the materials at two sides towards the middle, and the third stirring component 533 stirs the materials in a secondary rotation manner;

And step five, a pouring procedure, namely after the materials in the step four are stirred in the third space 30, manually taking the stirred materials out of the third space 30 and adding the materials into a forming die.

The air brick is prepared and molded by adopting the process, and the molded air brick has the following physical and chemical indexes:

The working process is as follows:

Adding the prepared raw materials into the second space 20, starting the driving part 51, and stirring the raw materials by the stirring cutter 54, wherein the raw materials in the raw materials and the raw materials obtained after stirring enter the first space 10 through the throwing-out hole 21, the raw materials in the first space 10 move upwards along the inner wall of the outer barrel 1 under the centrifugal force and the pushing action of the subsequently thrown-out materials, and then enter between the grinding groove 22 and the grinding part 411 along the guide limiting part 413 and the leading-in part 412 after moving to the guide limiting part 413, the grinding disc 41 rotates along with the main shaft 52 to grind the raw materials, and the pressing block 414 generates a pressing-down effect on the raw materials in the rotation process;

the ground material falls into the third space 30 along the flow guide 7, and at the same time, water is slowly added into the third space 30 through the water inlet channel 521 and the water outlet hole 522 to be mixed with the raw material, the first stirring assembly 531, the second stirring assembly 532 and the third stirring assembly 533 rotate together with the main shaft 52, and the third stirring assembly 533 rotates under the action of the gear 5333 and the gear ring 5334 in the rotating process;

The first stirring component 531 stirs the middle material to two sides, the second stirring component 532 stirs the material to two sides, and the third stirring component 533 performs secondary rotation stirring on the material;

after the stirring is completed, the material can be taken out by opening the discharge hole at the bottom of the third space 30.

In the description of the present invention, it is to be understood that the terms "central," "upper," "lower," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship shown in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention.

furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

the above description of the disclosed embodiments allows those skilled in the art to make various changes, substitutions of equivalents and alterations to these features and embodiments without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the protection scope of the present invention.

Claims (9)

1. A production system of a high-performance air brick refined by a vacuum furnace is characterized by comprising an outer barrel (1), an inner barrel a (2) arranged in the outer barrel (1) and an inner barrel b (3) arranged in the inner barrel a (2), wherein a first space (10) is formed between the outer barrel (1) and the inner barrel a (2), a second space (20) is formed between the inner barrel a (2) and the inner barrel b (3), a third space (30) is formed in the inner barrel b (3), and a grinding mechanism (4) is arranged above the third space (30);

A stirring mechanism (5) for stirring the materials is arranged in the second space (20), the materials stirred by the stirring mechanism (5) enter the first space (10) under the action of centrifugal force, the materials in the first space (10) enter the grinding mechanism (4) under the action of centrifugal force and extrusion conveying of subsequent materials for grinding, the ground materials fall to a third space (30), a stirring mechanism (6) is arranged in the third space (30), and the materials in the third space (30) and added water are stirred together under the action of the stirring mechanism (6);

and performing subsequent in-mold pouring and vibration molding on the stirred material.

2. A vacuum furnace refining high-performance air brick production system as claimed in claim 1, characterized in that the said mincing mechanism (5) comprises a driving member (51), a main shaft (52) driven by the driving member (51), a plurality of mounting rods (53) arranged on the main shaft (52), and a mincing cutter (54) mounted on the end of the mounting rods (53).

3. the vacuum furnace refining high-performance air brick production system as claimed in claim 1, wherein the inner barrel a (2) is arranged in an inverted cone shape, a plurality of throwing holes (21) communicated with the first space (10) are formed in the position close to the bottom along the circumferential direction, the inner wall of the outer barrel (1) is arranged to have a small bottom diameter, and the diameter of the bottom gradually increases upwards.

4. the vacuum furnace refining high-performance air brick production system according to claim 2, wherein the grinding mechanism (4) comprises a grinding disc (41) which is coaxially arranged with the main shaft (52) and is driven by the main shaft (52) to rotate, the upper end face of the inner barrel a (2) is provided with a grinding groove (22) in an inverted cone shape, the grinding disc (41) comprises a grinding part (411) which is matched with the side wall of the grinding groove (22) to grind materials, a leading-in part (412) arranged above the grinding part (411) and a guide limiting part (413) arranged at the upper end of the leading-in part (412), and the side edge of the guide limiting part (413) is rotationally matched with the inner wall of the outer barrel (1).

5. The vacuum furnace refining high-performance air brick production system according to claim 2, characterized in that the number of the mounting rods (53) is three, the stirring mechanism (6) comprises a first stirring assembly (531), a second stirring assembly (532) and a third stirring assembly (533) which are respectively arranged on the three mounting rods (53), the first stirring assembly (531) is used for stirring the middle material towards two sides, the second stirring assembly (532) is arranged behind the first stirring assembly (531) and is used for stirring the two sides towards the middle, and the third stirring assembly (533) is arranged behind the second stirring assembly (532) and is used for secondary rotary stirring of the material.

6. the vacuum furnace refining high-performance air brick production system according to claim 5, wherein the first stirring assembly (531) comprises a first stirring rod (5311) fixed on the mounting rod (53) and a stirring plate a (5312) and a stirring plate b (5313) respectively fixed on both ends of the first stirring rod (5311), the stirring plate a (5312) and the stirring plate b (5313) being arranged in a splayed shape along the rotation direction;

the second stirring assembly (532) comprises a second stirring rod (5321) fixed on the mounting rod (53), and a stirring plate c (5322) and a stirring plate d (5323) which are respectively fixed at two end parts of the second stirring rod (5321), wherein the stirring plate c (5322) and the stirring plate d (5323) are arranged in an inverted splayed manner along the rotation direction;

the third stirring assembly (533) comprises a rotating shaft (5331) rotatably arranged on the mounting rod (53) and a plurality of stirring rods (5332) arranged at the lower end part of the rotating shaft (5331), a gear (5333) is coaxially and fixedly arranged on the rotating shaft (5331), and a gear ring (5334) corresponding to the gear (5333) is fixedly arranged on the inner wall of the inner barrel b (3).

7. the vacuum furnace refining high-performance air brick production system as claimed in claim 5, wherein the main shaft (52) starts with a water inlet channel (521) at the center, and the part of the main shaft (52) located in the third space (30) is provided with a plurality of water outlet holes (522) on the side wall thereof, which are communicated with the water inlet channel (521).

8. the vacuum furnace refining high-performance air brick production system as claimed in claim 4, characterized in that the outer wall of the introduction part (412) is provided with press-in blocks (414), the press-in blocks (414) are obliquely arranged and are arranged in a plurality along the circumferential direction of the introduction part (412).

9. A vacuum furnace refining high-performance air brick production system as claimed in claim 4, characterized in that the lower port of the grinding groove (22) is provided with a flow guide (7).