CN109126209B

CN109126209B - Degassing production equipment of electrode paste for calcium carbide furnace

Info

Publication number: CN109126209B
Application number: CN201810774670.7A
Authority: CN
Inventors: 李毅; 卢鑫; 欧明乐; 高奎育; 刘学
Original assignee: Anhui Hwasu Corp
Current assignee: Anhui Hwasu Corp
Priority date: 2018-07-16
Filing date: 2018-07-16
Publication date: 2020-12-18
Anticipated expiration: 2038-07-16
Also published as: CN109126209A

Abstract

The invention discloses degassing production equipment for electrode paste for a calcium carbide furnace, which comprises a degassing tank, a grinding box and a rotating disc, wherein a discharge chute is formed in the outer side of the front end of the degassing tank, an exhaust pipe is connected to the outer surface of one side of the degassing tank in a threaded manner, the grinding box is welded to the upper end surface of the degassing tank, a waste net is fixedly installed between the grinding box and the degassing tank, and a motor is fixedly installed on one side of the grinding box, close to the position right above the exhaust pipe. The degassing production equipment for the electrode paste for the calcium carbide furnace is provided with the grinding roller, the grinding ring, the rotating disc and the concave-convex structure, improves the grinding fineness through the matching of the meshing threads and the grinding teeth and the bidirectional pressure action, is convenient for subsequent degassing operation, enables materials to collide at high speed through the centrifugal force action, removes bubbles through a collision mode, reduces the porosity of the electrode paste, prolongs the service life of the heating electrode of the calcium carbide furnace, is suitable for different working conditions, and brings better use prospect.

Description

Degassing production equipment of electrode paste for calcium carbide furnace

Technical Field

The invention relates to degassing production equipment of electrode paste for a calcium carbide furnace.

Background

The electrode paste is a conductive material used for electric furnace equipment such as a ferroalloy furnace, a calcium carbide furnace and the like, is also called a self-baking electrode and is baked by depending on heat in a submerged arc furnace, so that the consumption speed of the electrode is matched with the baking speed and is the key for using the electrode paste; the existing degassing production equipment for the electrode paste for the calcium carbide furnace has certain defects in use, the grinding mode before degassing is not fine enough, the grinding efficiency is low, the subsequent degassing effect is influenced, the porosity inside the electrode paste is high, and the general degassing method cannot effectively remove bubbles inside the electrode paste, so that the service life of a heating electrode of the calcium carbide furnace is influenced, certain adverse effects are brought in the use process, and therefore the degassing production equipment for the electrode paste for the calcium carbide furnace is provided.

Disclosure of Invention

The invention mainly aims to provide degassing production equipment for electrode paste for a calcium carbide furnace, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

a degassing production device of electrode paste for a calcium carbide furnace comprises a degassing tank, a grinding box and a rotating disc, wherein a discharge chute is formed in the outer side of the front end of the degassing tank, an exhaust pipe is connected to the outer surface of one side of the degassing tank in a threaded manner, the grinding box is welded on the upper end face of the degassing tank, a waste net is fixedly installed between the grinding box and the degassing tank, a motor is fixedly installed on one side of the grinding box close to the position right above the exhaust pipe, an observation window is movably installed on the outer surface of the front end of the grinding box close to the position above the discharge chute, a connecting plate is welded on the upper end face of the grinding box, a blanking hopper is fixedly installed at the middle position of the upper end face of the connecting plate, a grinding chamber is arranged at the middle position inside the grinding box, a grinding roller is movably installed at the middle position inside the grinding chamber, a, all welded between the grinding roller and the both sides internal surface of grinding the room and have the grinding ring, the inside below of being close to the grinding roller of grinding the room is provided with branch material way, movable mounting has the output shaft between motor and the grinding roller, the inside fixed mounting of degasification jar has the degasification container, rolling disc movable mounting is in the inside intermediate position department of degasification container, the inside of rolling disc is close to intermediate position department and runs through and is provided with the rotor, a plurality of groups material collecting groove have been seted up to the up end of rolling disc, the equal fixed mounting in both sides internal surface of degasification container has the collision wall, the one end surface of collision wall inlays and has concave-convex structure.

Preferably, the outer surfaces of the degassing tank and the grinding box are coated with anti-rust layers, and the inclination angle of the discharge chute and the horizontal plane is fifteen degrees.

Preferably, a fan is arranged on the outer side of one end of the exhaust pipe, and a coupler is arranged between the motor and the output shaft.

Preferably, the inside of the blanking hopper is provided with a spiral groove, and a tooth top plane is arranged between the grinding teeth and the grinding roller.

Preferably, the inner surface of the grinding ring is provided with engaging threads, and a material distributing baffle is arranged in the middle of the inner part of the material distributing channel.

Preferably, the inner surface of the lower end of the degassing container is provided with a material receiving chute, and two sides of the lower end of the degassing container are provided with conveying belts.

Preferably, the upper end surface of the rotating disc is an inclined surface, and a centrifuge motor is arranged on the outer side of the lower end of the rotor.

Preferably, the outer surface of the rear end of the grinding box is provided with a power supply interface, and the input ends of the motor, the fan and the centrifuge motor are electrically connected with the output end of the power supply interface.

Compared with the prior art, the invention has the following beneficial effects: this degasification production facility of electrode paste for carbide stove, through setting up grinding roller and grinding ring, cooperation and the two-way pressure effect through meshing screw thread and gerar grinding, improve the fineness of grinding, make things convenient for subsequent degasification operation, through setting up rolling disc and concave-convex structure, utilize centrifugal force effect to make the material take place high-speed collision, effectively get rid of the bubble through the mode of collision, reduce the porosity of electrode paste, improve carbide stove heating electrode's life-span, whole equipment is simple, and convenient for operation, the effect of using is better for traditional mode.

Drawings

FIG. 1 is a schematic view of the overall structure of a degassing production apparatus for an electrode paste for a calcium carbide furnace according to the present invention;

FIG. 2 is an internal view of a grinding box of a degassing production apparatus for an electrode paste for a calcium carbide furnace according to the present invention;

FIG. 3 is an internal view of a degassing tank of a degassing production apparatus for an electrode paste for an electric calcium carbide furnace according to the present invention.

In the figure: 1. a degassing tank; 2. a discharge chute; 3. an exhaust pipe; 4. grinding a box; 5. a waste web; 6. an electric motor; 7. an observation window; 8. a connecting plate; 9. feeding a hopper; 10. a grinding chamber; 11. grinding the roller; 12. grinding the teeth; 13. grinding a ring; 14. a material distributing channel; 15. an output shaft; 16. a degassing vessel; 17. a rotor; 18. rotating the disc; 19. a material collecting groove; 20. a collision wall; 21. a relief structure.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in figures 1-3, a degassing production device of electrode paste for calcium carbide furnaces comprises a degassing tank 1, a grinding box 4 and a rotating disc 18, wherein a discharge chute 2 is arranged at the outer side of the front end of the degassing tank 1, an exhaust pipe 3 is connected to the outer surface of one side of the degassing tank 1 in a threaded manner, the grinding box 4 is welded on the upper end surface of the degassing tank 1, a waste net 5 is fixedly installed between the grinding box 4 and the degassing tank 1, a motor 6 is fixedly installed at one side of the grinding box 4 close to the position right above the exhaust pipe 3, an observation window 7 is movably installed at the outer surface of the front end of the grinding box 4 close to the position above the discharge chute 2, a connecting plate 8 is welded on the upper end surface of the grinding box 4, a discharge hopper 9 is fixedly installed at the middle position of the upper end surface of the connecting plate 8, a grinding chamber 10 is arranged at the middle position in the grinding box 4, a grinding roller 11 is, grinding rings 13 are welded between the grinding roller 11 and the inner surfaces of two sides of the grinding chamber 10, a material distributing channel 14 is arranged in the grinding chamber 10 and close to the lower part of the grinding roller 11, an output shaft 15 is movably arranged between the motor 6 and the grinding roller 11, a degassing container 16 is fixedly arranged in the degassing tank 1, a rotating disc 18 is movably arranged at the middle position in the degassing container 16, a rotor 17 penetrates through the position in the rotating disc 18 close to the middle position, a plurality of groups of material collecting grooves 19 are formed in the upper end face of the rotating disc 18, collision walls 20 are fixedly arranged on the inner surfaces of two sides of the degassing container 16, and a concave-convex structure 21 is embedded in the outer surface of one end of each collision;

the outer surfaces of the degassing tank 1 and the grinding box 4 are coated with anti-rust layers, and the inclination angle of the discharge chute 2 and the horizontal plane is fifteen degrees; a fan is arranged on the outer side of one end of the exhaust pipe 3, and a coupling is arranged between the motor 6 and the output shaft 15; a spiral groove is arranged in the blanking hopper 9, and a tooth top plane is arranged between the grinding teeth 12 and the grinding roller 11; the inner surface of the grinding ring 13 is provided with engaging threads, and the middle position inside the material distributing channel 14 is provided with a material distributing baffle plate; a material receiving chute is arranged on the inner surface of the lower end of the degassing container 16, and conveying belts are arranged on two sides of the lower end of the degassing container 16; the upper end surface of the rotating disc 18 is an inclined surface, and the outer side of the lower end of the rotor 17 is provided with a centrifugal machine motor; the rear end surface of the grinding box 4 is provided with a power interface, and the input ends of the motor 6, the fan and the centrifuge motor are electrically connected with the output end of the power interface.

It should be noted that, the invention is a degassing production equipment of electrode paste for calcium carbide furnace, when in use, the electrode paste material to be degassed is added from a lower hopper 9, then enters into a grinding chamber 10 in a grinding box 4 through a spiral groove in the lower hopper 9, at this time, a button above a motor 6 is started, the motor 6 is started, an output shaft 15 is driven to rotate through a coupler, a grinding roller 11 rolls over, the material is extruded and ground through a plurality of groups of grinding teeth 12, simultaneously, a grinding ring 13 is arranged on the outer side to match with the grinding teeth 12 under the bidirectional pressure effect of meshing threads and the grinding teeth 12, the ground sticky material freely falls, is divided into two groups by a material dividing channel 14, falls into two sides of a rotary disk 18 in a degassing container 16 respectively, is collected by a material collecting groove 19, and during the grinding process, the generated residue or particles fall onto a waste material net 5 to be collected, at this moment, a centrifugal motor of the degassing tank 1 is started, the rotor 17 is driven to rotate, the rotating disc 18 rotates along with the rotation and performs centrifugal motion, the generated centrifugal force enables materials in the material collecting groove 19 to impact the collision wall 20 of the degassing container 16 from the inclined plane direction at a high speed, the extrusion of the materials is realized by using the irregular concave-convex structure 21, bubbles are removed, then the materials fall into a material collecting chute, the materials slide to a conveying belt along the material collecting chute, the materials are conveyed out from the discharging groove 2 through conveying, and the gas generated in the degassing tank 1 runs by using a fan and is discharged through the exhaust pipe 3, so that the degassing tank is practical.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The degassing production equipment of the electrode paste for the calcium carbide furnace is characterized in that: the degassing device comprises a degassing tank (1), a grinding box (4) and a rotating disc (18), wherein a discharge chute (2) is formed in the outer side of the front end of the degassing tank (1), an exhaust pipe (3) is connected to the outer surface of one side of the degassing tank (1) in a threaded manner, the grinding box (4) is welded on the upper end face of the degassing tank (1), a waste net (5) is fixedly installed between the grinding box (4) and the degassing tank (1), a motor (6) is fixedly installed on one side of the grinding box (4) close to the exhaust pipe (3), an observation window (7) is movably installed on the outer surface of the front end of the grinding box (4) close to the upper portion of the discharge chute (2), a connecting plate (8) is welded on the upper end face of the grinding box (4), a blanking hopper (9) is fixedly installed at the middle position of the upper end face of the connecting plate (8), and a grinding chamber (10) is arranged at the middle position of, the grinding device is characterized in that a grinding roller (11) is movably mounted at the middle position inside the grinding chamber (10), a plurality of groups of grinding teeth (12) are fixedly mounted on the periphery of the outer surface of the grinding roller (11), grinding rings (13) are welded between the grinding roller (11) and the inner surfaces of the two sides of the grinding chamber (10), a material distributing channel (14) is arranged below the grinding roller (11) close to the inside of the grinding chamber (10), an output shaft (15) is movably mounted between a motor (6) and the grinding roller (11), a degassing container (16) is fixedly mounted inside the degassing tank (1), a rotating disc (18) is movably mounted at the middle position inside the degassing container (16), a rotor (17) penetrates through the middle position inside the rotating disc (18), a plurality of material collecting grooves (19) are formed in the upper end face of the rotating disc (18), collision walls (20) are fixedly mounted on the inner surfaces of the two sides of the degassing container (16), the outer surface of one end of the collision wall (20) is inlaid with a concave-convex structure (21), and the outer side of one end of the exhaust pipe (3) is provided with a fan.

2. The degassing production equipment of electrode paste for calcium carbide furnaces as claimed in claim 1, wherein the degassing production equipment comprises: the outer surfaces of the degassing tank (1) and the grinding box (4) are coated with anti-rust layers, and the inclination angle between the discharge chute (2) and the horizontal plane is fifteen degrees.

3. The degassing production equipment of electrode paste for calcium carbide furnaces as claimed in claim 1, wherein the degassing production equipment comprises: and a coupling is arranged between the motor (6) and the output shaft (15).

4. The degassing production equipment of electrode paste for calcium carbide furnaces as claimed in claim 1, wherein the degassing production equipment comprises: the inside of the blanking hopper (9) is provided with a spiral groove, and a tooth top plane is arranged between the grinding teeth (12) and the grinding roller (11).

5. The degassing production equipment of electrode paste for calcium carbide furnaces as claimed in claim 1, wherein the degassing production equipment comprises: the inner surface of the grinding ring (13) is provided with engaging threads, and a material distributing baffle is arranged in the middle of the inner part of the material distributing channel (14).

6. The degassing production equipment of electrode paste for calcium carbide furnaces as claimed in claim 1, wherein the degassing production equipment comprises: the inner surface of the lower end of the degassing container (16) is provided with a material receiving chute, and two sides of the lower end of the degassing container (16) are provided with conveying belts.

7. The degassing production equipment of electrode paste for calcium carbide furnaces as claimed in claim 1, wherein the degassing production equipment comprises: the upper end face of the rotating disc (18) is an inclined face, and a centrifugal machine motor is arranged on the outer side of the lower end of the rotor (17).

8. The degassing production equipment of electrode paste for calcium carbide furnaces as claimed in claim 7, wherein the degassing production equipment comprises: the outer surface of the rear end of the grinding box (4) is provided with a power supply interface, and the input ends of the motor (6), the fan and the centrifuge motor are electrically connected with the output end of the power supply interface.