CN218723089U

CN218723089U - Open hearth furnace

Info

Publication number: CN218723089U
Application number: CN202222176730.XU
Authority: CN
Inventors: 白云璐
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-03-24
Anticipated expiration: 2032-08-18

Abstract

The utility model discloses an open-hearth furnace, the induction cooker comprises a cooker bod, the left side fixedly connected with fixed plate of furnace body, the case is smashed to the top fixedly connected with on fixed plate right side, the inner chamber of smashing the case is provided with reducing mechanism, the top intercommunication of smashing the case has the inlet pipe, the top fixedly connected with motor of furnace body, the output fixedly connected with driving gear of motor, the surface toothing of driving gear has driven gear, driven gear's inner chamber fixedly connected with bull stick, the top of bull stick is provided with rotary joint. The utility model discloses a furnace body, fixed plate, crushing case, reducing mechanism, inlet pipe, motor, driving gear, driven gear, bull stick, rotary joint, oxygenation pipe, conveyer pipe, discharging pipe, oxygenation case, fan, first dust removal net, second dust removal net and the cooperation of admitting air through-hole are used, can carry the air after removing dust to the furnace body in, carry combustion efficiency.

Description

Open hearth furnace

Technical Field

The utility model relates to an open-hearth furnace technical field specifically is an open-hearth furnace.

Background

The open hearth furnace is a steelmaking flame furnace which takes molten iron and scrap steel in any proportion as metal furnace materials and is provided with a regenerator, the open hearth furnace can use pig iron and the scrap steel as main raw materials to enable a molten pool to reach the high temperature required by melting the scrap steel in a regenerator heat exchange mode, but when the existing open hearth furnace is used, an oxygen increasing pipe is mostly arranged on one side, so that oxygen supply is unbalanced, and the combustion efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an open-hearth furnace possesses the advantage that combustion efficiency is high, has solved current open-hearth furnace and has set up the oxygenation pipe in one side mostly when using, and it is unbalanced to lead to the oxygen suppliment, influences combustion efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an open hearth furnace, includes the furnace body, the left side fixedly connected with fixed plate of furnace body, the case is smashed to the top fixedly connected with on fixed plate right side, the inner chamber of smashing the case is provided with reducing mechanism, the top intercommunication of smashing the case has the inlet pipe, the top fixedly connected with motor of furnace body, the output fixedly connected with driving gear of motor, the surface toothing of driving gear has driven gear, driven gear's inner chamber fixedly connected with bull stick, the top of bull stick is provided with rotary joint, the surface intercommunication of bull stick has the oxygenation pipe, the left side intercommunication at furnace body top has the conveyer pipe, the bottom intercommunication on furnace body right side has the discharging pipe, the top fixedly connected with oxygenation case on furnace body right side, the top fixedly connected with fan of oxygenation incasement chamber, the bottom of oxygenation incasement chamber is by supreme first dust removal net and the second net of removing dust in proper order down, the air inlet through-hole has been seted up to the bottom on oxygenation case right side.

Preferably, the number of the crushing devices is two, and the bottom of the crushing box is communicated with a pipeline.

Preferably, the bottom of the inner cavity of the crushing box is fixedly connected with inclined plates, and the number of the inclined plates is two.

Preferably, the air outlet end of the fan is communicated with a hose, and one end, far away from the fan, of the hose is communicated with the rotary joint.

Preferably, the right side of the inner cavity of the oxygen increasing box is fixedly connected with a dust concentration sensor, and the front side of the oxygen increasing box is provided with a box door.

Preferably, the right end of the discharge pipe is communicated with a valve, the surfaces of the rotating rod and the oxygenation pipe are both provided with high-temperature resistant materials, and the surface of the oxygenation pipe is communicated with an automatic control valve.

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

1. the utility model discloses a furnace body, the fixed plate, smash the case, reducing mechanism, the inlet pipe, including a motor, an end cap, a controller, and a cover plate, the driving gear, driven gear, the bull stick, rotary joint, the oxygenation pipe, the conveyer pipe, the discharging pipe, oxygenation case, the fan, first dust removal net, the second removes dust the net and uses with the cooperation of admitting air through-hole, can carry the air after removing dust to the furnace body in, provide combustion efficiency, solved current open hearth furnace and set up the oxygenation pipe in one side more when using, it is unbalanced to lead to the oxygen suppliment, influence combustion efficiency's problem.

2. The utility model discloses a set up the swash plate, make the metal material after smashing fall into the furnace body fast, through setting up dust concentration sensor, can detect dust content, conveniently in time change the filter screen, through setting up the automatic control valve, can automatic control open and close the oxygenation pipe.

Drawings

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

FIG. 2 is a schematic sectional view of the furnace body of the present invention;

fig. 3 is a schematic diagram of the internal structure of the oxygen increasing box of the present invention.

In the figure: 1. a furnace body; 2. a fixing plate; 3. a crushing box; 4. a crushing device; 5. a feed pipe; 6. a motor; 7. a driving gear; 8. a driven gear; 9. a rotating rod; 10. a rotary joint; 11. an oxygenation pipe; 12. a delivery pipe; 13. a discharge pipe; 14. an oxygen increasing box; 15. a fan; 16. a first dust removal net; 17. a second dust removal net; 18. an air inlet through hole; 19. a sloping plate; 20. a dust concentration sensor; 21. a valve; 22. a self-control valve.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, an open-hearth furnace comprises a furnace body 1, a fixed plate 2 is fixedly connected to the left side of the furnace body 1, a crushing box 3 is fixedly connected to the top of the right side of the fixed plate 2, an inclined plate 19 is fixedly connected to the bottom of an inner cavity of the crushing box 3, the number of the inclined plate 19 is two, the crushed metal material is quickly dropped into the furnace body 1 by arranging the inclined plate 19, the dust content can be detected by arranging a dust concentration sensor 20, a filter screen can be conveniently and timely replaced, an oxygen increasing pipe 11 can be automatically controlled to be opened and closed by arranging an automatic control valve 22, a crushing device 4 is arranged in the inner cavity of the crushing box 3, the number of the crushing device 4 is two, the bottom of the crushing box 3 is communicated with a pipeline, the top of the crushing box 3 is communicated with a feeding pipe 5, a motor 6 is fixedly connected to the top of the furnace body 1, a driving gear 7 is fixedly connected to the output end of the motor 6, and a driven gear 8 is meshed with the surface of the driving gear 7, a rotating rod 9 is fixedly connected with the inner cavity of the driven gear 8, a rotary joint 10 is arranged at the top of the rotating rod 9, an oxygenation pipe 11 is communicated with the surface of the rotating rod 9, a conveying pipe 12 is communicated with the left side of the top of the furnace body 1, a discharging pipe 13 is communicated with the bottom of the right side of the furnace body 1, a valve 21 is communicated with the right end of the discharging pipe 13, high-temperature resistant materials are respectively arranged on the surfaces of the rotating rod 9 and the oxygenation pipe 11, an automatic control valve 22 is communicated with the surface of the oxygenation pipe 11, an oxygenation box 14 is fixedly connected with the top of the right side of the furnace body 1, a dust concentration sensor 20 is fixedly connected with the right side of the inner cavity of the oxygenation box 14, a box door is arranged on the front side of the oxygenation box 14, a fan 15 is fixedly connected with the top of the inner cavity of the oxygenation box 14, a hose is communicated with the air outlet end of the fan 15, one end of the hose, which is far away from the fan 15, is communicated with the rotary joint 10, a first dust removal net 16 and a second dust removal net 17 are sequentially arranged at the bottom of the inner cavity of the oxygenation box 14 from bottom to top, air inlet through hole 18 has been seted up to the bottom on oxygenation case 14 right side, through furnace body 1, fixed plate 2, smash case 3, reducing mechanism 4, inlet pipe 5, motor 6, driving gear 7, driven gear 8, bull stick 9, rotary joint 10, oxygenation pipe 11, conveyer pipe 12, discharging pipe 13, oxygenation case 14, fan 15, first dust removal net 16, second dust removal net 17 is used with air inlet through hole 18's cooperation, can be with air carrier to furnace body 1 after removing dust, combustion efficiency is provided, it sets up oxygenation pipe 11 in one side to have solved current open-hearth furnace when using more, lead to the oxygen suppliment unbalanced, influence combustion efficiency's problem.

During the use, add crushing case 3 through inlet pipe 5 with the metal waste that needs processing, smash metal waste through reducing mechanism 4, metal waste after smashing falls into furnace body 1, then start fan 15 and motor 6, fan 15 will pass through the hose through the air that removes dust and carry to bull stick 9, motor 6 drives bull stick 9 through driving gear 7 and driven gear 8 and rotates, bull stick 9 drives oxygenation pipe 11 and rotates, outside air passes through oxygenation pipe 11 and carries to furnace body 1, improve furnace body 1's combustion efficiency.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An open hearth furnace, includes furnace body (1), its characterized in that: the utility model discloses a dust removal oxygen increasing box, including furnace body (1), the left side fixedly connected with fixed plate (2) of furnace body (1), top fixedly connected with on fixed plate (2) right side smashes case (3), the inner chamber of smashing case (3) is provided with reducing mechanism (4), the top intercommunication of smashing case (3) has inlet pipe (5), the top fixedly connected with motor (6) of furnace body (1), the output fixedly connected with driving gear (7) of motor (6), the surface toothing of driving gear (7) has driven gear (8), the inner chamber fixedly connected with bull stick (9) of driven gear (8), the top of bull stick (9) is provided with rotary joint (10), the surface intercommunication of bull stick (9) has oxygenation pipe (11), the left side intercommunication at furnace body (1) top has conveyer pipe (12), the bottom intercommunication on furnace body (1) right side has discharging pipe (13), top fixedly connected with oxygenation case (14) on furnace body (1) right side, the top fixedly connected with fan (15) of oxygenation case (14) inner chamber, the bottom of oxygenation case (14) inner chamber is supreme down set gradually and is removed dust by first net (16) and is seted up oxygenation net (17), dust removal net through-hole (18) bottom.

2. The open hearth furnace of claim 1, wherein: the number of the crushing devices (4) is two, and the bottom of the crushing box (3) is communicated with a pipeline.

3. The open hearth furnace of claim 1, wherein: the bottom of the inner cavity of the crushing box (3) is fixedly connected with inclined plates (19), and the number of the inclined plates (19) is two.

4. The open hearth furnace of claim 1, wherein: the air outlet end of the fan (15) is communicated with a hose, and one end, far away from the fan (15), of the hose is communicated with the rotary joint (10).

5. The open hearth furnace of claim 1, wherein: the right side of the inner cavity of the oxygen increasing box (14) is fixedly connected with a dust concentration sensor (20), and the front side of the oxygen increasing box (14) is provided with a box door.

6. The open hearth furnace of claim 1, wherein: the right end of the discharge pipe (13) is communicated with a valve (21), the surfaces of the rotating rod (9) and the oxygenation pipe (11) are both provided with high-temperature-resistant materials, and the surface of the oxygenation pipe (11) is communicated with an automatic control valve (22).