CN214039579U - Calcination dress husky system - Google Patents

Abstract

The utility model discloses a calcination dress husky system belongs to metallurgical carbon material and makes technical field, it includes the feed bin, the transport pipe, band conveyer, the unloading pipe, clamshell and air exhauster, the feed bin sets up with transport pipe intercommunication, the discharge gate of transport pipe is located band conveyer directly over, band conveyer's discharge end stretches into the clamshell setting, the discharge gate of clamshell and the feed inlet intercommunication setting of unloading pipe, unloading pipe overcoat is equipped with the dust removal pipe, and the lateral wall at unloading pipe is fixed to one end, the other end is located the discharge end of unloading pipe, the lateral wall intercommunication of dust removal pipe is provided with the aspiration channel, the other end and the air exhauster intercommunication of aspiration channel. The whole process of conveying the filler has less diffused smoke, the whole system has simple structure, easy maintenance and short shutdown maintenance time, and the whole production efficiency of the filler is indirectly improved.

Description

Calcination dress husky system

Technical Field

The utility model relates to a metallurgical carbon material makes technical field, especially relates to a calcination dress husky system.

Background

The graphite electrode is made up by using petroleum coke and needle coke as filler and coal pitch as binding agent through the processes of calcining, proportioning, kneading, pressing, roasting, graphitizing and machining, and is a conductor for heating and melting furnace charge by using electric energy released in the form of electric arc in electric arc furnace.

The roasting is an important process for producing the ultrahigh-power graphite electrode with excellent performance, and refers to a heat treatment process for converting the binder pitch in a pressed green product (green body) into pitch coke and combining the pitch coke with carbon aggregate particles into a firm integral body by continuously receiving external heat in the filling enclosure for isolating air. It is desirable to fill the voids around the green article prior to firing to avoid deformation of the article during the heating cycle when the pitch in the green article becomes liquid.

When the filler is added into the roasting tank, more dust may be dispersed around the roasting tank, and certain harm may be caused to workers near the roasting tank. The existing roasting workshop blanking system puts fillers into a firing pot through a star-shaped discharger, a spiral conveyor, a chute and a blanking port, although the closed type conveying mode can realize closed type conveying and reduces dust, equipment is large in abrasion and high in failure rate, and needs to be stopped frequently for maintenance, so that the production efficiency is reduced, and the maintenance cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a calcination dress husky system has the dust that reduces, and the construction is simple, and is not fragile, and the advantage of easy maintenance.

In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides a calcination dress husky system, includes feed bin, transport pipe, band conveyer, unloading pipe, clamshell and air exhauster, feed bin and transport pipe intercommunication set up, the discharge gate of transport pipe is located band conveyer directly over, band conveyer's discharge end stretches into the clamshell setting, the discharge gate of clamshell and the feed inlet intercommunication setting of unloading pipe, the unloading outside of tubes cover is equipped with the dust removal pipe, and one end is fixed at the lateral wall of unloading pipe, and the other end is located the discharge end of unloading pipe, the lateral wall intercommunication of dust removal pipe is provided with the aspiration channel, the other end and the air exhauster intercommunication of aspiration channel.

Preferably, the conveying pipe is a reducing pipeline, and the pipe diameters of the conveying pipe are reduced from top to bottom in sequence.

Preferably, a diversion sleeve is further arranged at the discharge port of the conveying pipe, an opening for the filler to leave is formed in the side wall of the diversion sleeve, and the distance between the diversion sleeve and the belt conveyor is not more than 10 mm.

Preferably, a gate valve is arranged at the joint of the storage bin and the conveying pipe.

Preferably, the top wall of the shell is provided with a baffle plate, the baffle plate is arranged at the edge of the feed end of the shell and is perpendicular to the conveying direction of the filler.

Preferably, a butterfly valve is arranged on the air suction pipe.

Preferably, the discharging end of the discharging pipe is provided with a discharging hopper, the discharging hopper is fixed on the dust removing pipe through a connecting piece, and the discharging port of the discharging pipe is located inside the discharging hopper.

Preferably, the connecting pieces comprise nuts fixedly installed on the inner walls of the discharging hopper and the dust removing pipe respectively and connecting ropes used for connecting the two nuts, and the connecting pieces are at least arranged in two groups and are located on two sides of the discharging hopper respectively.

Preferably, the connecting rope is an iron wire.

Compared with the prior art, the utility model has the advantages of:

the roasting sand filling system has less smoke dust in the whole process of conveying the filler and adding the filler, reduces the contact between the smoke dust and workers, improves the working environment of the workers and reduces the probability of the workers on the filler conveying line being ill due to the smoke dust;

the roasting sand filling system is simple in structure, the manufacturing cost of each part is low, and the production cost inside a factory is reduced;

all parts of the roasting sand charging system are not easy to damage, the phenomenon of shutdown maintenance can be reduced, and the production efficiency is indirectly improved;

fourthly, after all parts of the roasting sand charging system are damaged, the maintenance is simple and convenient, the whole maintenance consumes less time, and the production efficiency is indirectly improved.

Drawings

FIG. 1 is a schematic view of the structure of this embodiment;

fig. 2 is an enlarged view of a portion a of fig. 1.

In the figure: 1. a storage bin; 2. a transport pipe; 21. a flow guide sleeve; 22. a gate valve; 3. a belt conveyor; 4. A discharging pipe; 5. a housing; 51. a striker plate; 6. a dust removal pipe; 7. an air suction pipe; 71. a butterfly valve; 8. feeding a hopper; 9. a connecting member; 91. a nut; 92. connecting ropes; 10. and (5) roasting the pot.

Detailed Description

The present invention will be further explained below.

Example (b):

as shown in figure 1, the roasting sand charging system comprises a storage bin 1, a conveying pipe 2, a belt conveyor 3, a blanking pipe 4, a housing 5 and an exhaust fan.

Feed bin 1 and transport pipe 2 intercommunication setting, and be provided with the push-pull valve 22 of control feeding volume in intercommunication department, operating personnel just can control the volume that feed bin 1 carried the filler to transport pipe 2 in through the degree of opening and shutting of manual control push-pull valve 22. Transport pipe 2 is the reducing pipeline, and from top to bottom the pipe diameter reduces in proper order to make the filler in transport pipe 2 can collect, the whole volume of filler that reaches transport pipe 2 discharge gate is comparatively even, reduces the inconsistent phenomenon of the volume of every time quantum that oil transport pipe 2 transported to band conveyer 3 and takes place, so that the later stage is to the accuse of filler transportation volume. The discharge port of the conveying pipe 2 is located right above the belt conveyor 3, and the distance between the discharge port of the conveying pipe 2 and the belt conveyor 3 is about 50mm in the embodiment, so that the purpose that the filler is accumulated on the belt and stops flowing when the belt conveyor 3 stops is achieved, and after the belt conveyor 3 is started, the filler controls the blanking amount of the filler according to the rotating speed of the belt conveyor 3.

In order to reduce the filler and drop the smoke and dust that produces when band conveyer 3 in this embodiment, there is water conservancy diversion cover 21 still through bolted connection in the discharge gate department of transportation pipe 2, and the opening that supplies filler to leave is seted up to water conservancy diversion cover 21's lateral wall, and water conservancy diversion cover 21 is not more than 10mm with band conveyer 3's distance, carries out large tracts of land when transporting to band conveyer 3 to the filler and shelters from, has reduced the scattered phenomenon of smoke and dust and has taken place.

The discharge end of the belt conveyor 3 extends into the shell 5, and the filler is separated from the smoke dust generated in the falling process of the belt conveyor 3 and is covered in the shell 5, so that the phenomenon that the smoke dust escapes from all positions is avoided. When transporting the filler to the clamshell 5 in, in order to avoid the filler to pile highly higher, be higher than the height at clamshell 5 top, part is packed and is transported to clamshell 5's top, clamshell 5's roof welding has striker plate 51, striker plate 51 sets up the border department at clamshell 5 feed end, and the direction of transportation setting of perpendicular to filler, the filler of 5 top transportation of subtend clamshell blocks, the filler that exceeds clamshell 5 under the effect of blockking of striker plate 51 and the effect of gravity removes to the both sides of piling of filler, it is inboard finally along with band conveyer 3 entering clamshell 5.

The discharge gate of clamshell 5 and the feed inlet intercommunication setting of unloading pipe 4, the overcoat of unloading pipe 4 is equipped with dust removal pipe 6, and the lateral wall at unloading pipe 4 is fixed to the one end of dust removal pipe 6, and this end is airtight. The other end of the dust removal pipe 6 is positioned at the discharge end of the blanking pipe 4, the side wall of the dust removal pipe 6 is communicated with an air suction pipe 7, and the other end of the air suction pipe 7 is communicated with an exhaust fan (not shown in the drawing). The blanking pipe 4 not only has the guiding function, but also has the function of reducing smoke dust of the filler when the filler is transported to the roasting tank 10, and when the filler leaves the blanking pipe 4 and falls into the roasting tank 10, the phenomenon that the smoke dust is diffused at the discharging end of the blanking pipe 4 may occur. The dust removal pipe 6 is arranged to suck the smoke generated at the discharge end of the blanking pipe 4 into the air suction pipe 7 for discharging, and a bag-type dust remover (not shown in the figure) can be arranged on the air suction pipe 7 in the embodiment to collect dust and avoid environmental pollution. In order to facilitate the control of the air volume in the air suction pipe 7, a butterfly valve 71 is further arranged on the air suction pipe 7.

As shown in fig. 1 and 2, in the actual production process, the position of the raw product in the roasting tank 10 is not necessarily located in the middle of the roasting tank 10, and when the filler is added, the filler in the roasting tank 10 needs to be distributed around the raw product more uniformly, so that in the embodiment, an adjustable blanking hopper 8 is provided to adjust the position of the filler entering the roasting tank 10. The blanking hopper 8 is fixed at the output end of the blanking pipe 4 through the connecting piece 9, the blanking hopper 8 comprises a connecting rope 92 and two nuts 91, one nut 91 is welded on the inner wall of the dust removing pipe 6, the other nut 91 is welded on the outer side wall of the blanking hopper 8, and the two nuts 91 are connected through the connecting rope 92. In this embodiment, connecting piece 9 sets up to two connecting pieces 9 just to distributing, through the length of adjusting connection rope 92, the orientation of hopper 8 export under can the condition to reach the mesh of adjusting the filler entering calcination jar 10 position, connecting piece 9 can set up to three in other embodiments, evenly sets up along hopper 8 or the dust removal pipe 6 inner wall circumferencial direction down, makes the regulation that the feed opening of hopper 8 can be diversified down. Connect rope 92 for the iron wire in this embodiment, the iron wire has stronger plasticity, and the firm difficult fracture of structure, operating personnel only need buckle the iron wire when adjusting and can reach and adjust 8 exit positions of hopper down and obtain the purpose, need not to take off from nut 91 connecting rope 92 for operation process is comparatively simple and convenient. And adopt the iron wire to make hopper 8 be difficult for rocking under the impact of filler, can not change the ejection of compact position of hopper 8 down at will because of the impact of filler, effectively avoid the phenomenon that the position of filling in roasting tank 10 is incorrect to take place.

The use process comprises the following steps:

s1, placing the roasting tank 10 at the discharge port of the discharging hopper 8 by an operator;

s2, starting an exhaust fan, and opening a butterfly valve 71;

s3, opening the gate valve 22 by an operator to enable the raw materials in the storage bin 1 to fall on the belt conveyor 3;

s4, starting the belt conveyor 3 to convey the filler to the roasting tank 10;

s5, the operator adjusts the total effective length of the iron wire by observing the position of the raw product in the roasting tank 10 and the position of the filler entering the roasting tank 10 from the discharging hopper 8, and changes the position of the outlet of the discharging hopper 8, thereby indirectly changing the position of the filler entering the roasting tank 10 and achieving the purpose of enabling the filler in the roasting tank 10 to be uniform when the filler is filled.

The roasting sand filling system is simple in structure and low in manufacturing cost, and the purpose of diffusing smoke dust when the filler is reduced can be achieved. Each part is not easy to damage, the maintenance frequency can be greatly reduced, the production efficiency is indirectly improved, the maintenance cost is low, and unnecessary cost is saved. Moreover, each part is easy to maintain, the time required for maintaining each part is short, the maintenance time can be greatly shortened, and the production efficiency is indirectly improved. Meanwhile, the roasting sand filling system is provided with the discharging hopper 8 with an adjustable angle, so that the position of the filler entering the roasting tank 10 can be conveniently adjusted, the purpose of uniform distribution of the filler around the raw product is achieved, waste products are reduced, and the overall production efficiency is improved.

The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; while the invention has been described in terms of specific embodiments and applications, it will be apparent to those skilled in the art that numerous variations and modifications can be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (9)

1. The utility model provides a calcination dress husky system, its characterized in that, includes feed bin (1), conveying pipe (2), band conveyer (3), unloading pipe (4), clamshell (5) and air exhauster, feed bin (1) and conveying pipe (2) intercommunication set up, the discharge gate of conveying pipe (2) is located band conveyer (3) directly over, the discharge end of band conveyer (3) stretches into clamshell (5) setting, the discharge gate of clamshell (5) and the feed inlet intercommunication setting of unloading pipe (4), unloading pipe (4) overcoat is equipped with dust removal pipe (6), and one end is fixed at the lateral wall of unloading pipe (4), and the other end is located the discharge end of unloading pipe (4), the lateral wall intercommunication of dust removal pipe (6) is provided with aspiration channel (7), the other end and the air exhauster intercommunication of aspiration channel (7).

2. The roasting sand charging system as claimed in claim 1, wherein the transport pipe (2) is a reducing pipe, and the pipe diameters decrease from top to bottom in sequence.

3. The roasting sand charging system as claimed in claim 2, wherein a flow guide sleeve (21) is further arranged at the discharge port of the conveying pipe (2), an opening for the filler to leave is formed in the side wall of the flow guide sleeve (21), and the distance between the flow guide sleeve (21) and the belt conveyor (3) is not more than 10 mm.

4. A roasting and sand-charging system according to claim 1, characterized in that a gate valve (22) is arranged at the connection of the silo (1) and the transport pipe (2).

5. A baking and sand charging system as in claim 1, characterized in that the top wall of the housing (5) is provided with a striker plate (51), which striker plate (51) is arranged at the rim of the feed end of the housing (5) and perpendicular to the transport direction of the packing.

6. A roasting sand charging system according to claim 1, characterized in that a butterfly valve (71) is arranged on the suction pipe (7).

7. The roasting sand charging system according to claim 1, wherein a discharging end of the discharging pipe (4) is provided with a discharging hopper (8), the discharging hopper (8) is fixed on the dust removing pipe (6) through a connecting piece (9), and a discharging port of the discharging pipe (4) is positioned inside the discharging hopper (8).

8. The roasting sand charging system according to claim 7, wherein the connecting pieces (9) comprise nuts (91) fixedly mounted on the inner walls of the lower hopper (8) and the dust removal pipe (6) respectively and connecting ropes (92) for connecting the two nuts (91), and the connecting pieces (9) are arranged in at least two groups and are respectively positioned on two sides of the lower hopper (8).

9. A baking sand charging system as in claim 8, wherein the connecting rope (92) is iron wire.

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