CN210346284U

CN210346284U - Smelting furnace with explosion-proof structure

Info

Publication number: CN210346284U
Application number: CN201920927582.6U
Authority: CN
Inventors: 陆建平
Original assignee: Jiangsu Yongli Electric Co Ltd
Current assignee: Jiangsu Yongli Electric Co Ltd
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2020-04-17
Anticipated expiration: 2029-06-20

Abstract

The utility model discloses a smelting furnace with explosion-proof structure, including the smelting furnace, all weld on the both sides inner wall of smelting furnace has the piston pipe, the left end of piston pipe all is fixed with the left end of spring, and the right side of spring all is fixed with the piston ring, the central point of piston ring puts all fixed welding of department and has the connection lantern ring, and the inside of connecting the lantern ring is inserted and is equipped with the dead lever, the outside of dead lever all fixed welding on the inner wall of piston pipe, the row's pressure hole has all been seted up at the upper and lower both ends of piston pipe. This smelting furnace with explosion-proof construction avoids the smelting furnace inside high temperature, and the pressure that produces is too big, and leads to the smelting furnace explosion, realizes explosion-proof, has prolonged smelting furnace life, has improved production quality, has reduced manufacturing cost, gets into the high-temperature gas in the blast pipe simultaneously, and when the basin, the high-temperature gas is discharged after being cooled off, makes the high-temperature gas of release can not cause the injury to past operation workman.

Description

Smelting furnace with explosion-proof structure

Technical Field

The utility model relates to a smelting furnace technical field specifically is a smelting furnace with explosion-proof construction.

Background

Smelting furnace wide application is in the smelting of the metallics of mill, and smelting furnace is at the in-process of smelting the metal, leads to partial material to be gasified because the high temperature leads to the smelting furnace to produce the explosion easily at the during operation, has increased the risk of operation to the furnace body receives the damage, has also reduced the life of smelting furnace, increases the processing cost of material, therefore needs a smelting furnace with blast proof construction to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a smelting furnace with explosion-proof structure to solve and to provide in the above-mentioned background art because the high temperature two leads to partial material to be gasified, lead to the smelting furnace to produce the explosion at the during operation easily, increased the problem of the risky of operation.

In order to achieve the above object, the utility model provides a following technical scheme: a smelting furnace with an explosion-proof structure comprises a smelting furnace, piston pipes are welded on the inner walls of two sides of the smelting furnace, the left ends of the piston pipes are fixed with the left end of a spring, piston rings are fixed on the right sides of the springs, connecting lantern rings are fixedly welded at the central positions of the piston rings, and a fixed rod is inserted in the connecting lantern ring, the outer sides of the fixed rods are fixedly welded on the inner wall of the piston tube, the upper end and the lower end of the piston pipe are both provided with pressure discharge holes, the outer wall of the smelting furnace outside the piston pipe is fixedly welded with pressure release bins, the outer sides of the pressure relief bins are all fixed with threaded lantern rings, the other ends of the threaded lantern rings are all fixedly connected with exhaust pipes, the pipe bodies of the exhaust pipes all extend into the water tank from the top end of the water tank, the tail end of the exhaust pipe extends out of the water tank, and a sealing rubber ring is arranged at the contact part of the water tank and the exhaust pipe.

Preferably, the piston tube, the fixing rod, the piston ring and the pressure discharge hole form a piston structure.

Preferably, the inner wall of the piston pipe is provided with slide rails, and the outer part of the piston ring is welded with slide blocks matched with the slide rails.

Preferably, the two groups of pressure discharge holes are positioned on the same axis, and the two groups of sliding blocks and the sliding rails are positioned on the same horizontal plane.

Preferably, the part of the exhaust pipe inserted into the water tank is U-shaped.

Preferably, a first limiting ring is fixed at the left end of the inner wall of the piston tube, a second limiting ring is fixed at the right end of the inner wall of the piston tube, and the piston ring is located between the first limiting ring and the second limiting ring.

Compared with the prior art, the beneficial effects of the utility model are that: the smelting furnace with the explosion-proof structure is provided with the piston pipe and the water tank, when the smelting furnace works, gas generated in the furnace extrudes the piston ring in the piston pipe to move outwards, the moving distance of the piston ring is also gradually increased along with the increase of the gas pressure, when the piston ring exceeds the position of the pressure discharge hole, high-temperature gas pressure is released to enter the exhaust pipe through the pressure release bin, the effect of releasing the internal pressure of the smelting furnace is achieved, the internal pressure of the smelting furnace can be adjusted, the phenomenon that the smelting furnace explodes due to overhigh temperature and overlarge generated pressure in the smelting furnace is avoided, the explosion-proof effect is achieved, the service life of the smelting furnace is prolonged, the production quality is improved, and; meanwhile, high-temperature gas entering the exhaust pipe is cooled and then discharged when passing through the water tank, so that the released high-temperature gas cannot cause damage to passing operators, and after the redundant gas in the smelting furnace is released, the spring in the piston pipe forces the piston ring to restore to the original state to close the pressure discharge hole.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a schematic side view and sectional view of a partial structure of the piston tube of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 4 is a schematic view of the spring of fig. 3 according to the present invention in a compressed state;

fig. 5 is a schematic diagram of the opened state of the spring compression and the compression discharge hole in fig. 3 according to the present invention.

In the figure: 1. a smelting furnace; 2. a piston tube; 3. a spring; 4. a piston ring; 5. fixing the rod; 6. pressure discharge holes; 7. a slide rail; 8. a slider; 9. a pressure release bin; 10. a threaded collar; 11. an exhaust pipe; 12. a water tank; 13. sealing the rubber ring; 14. a first limit ring; 15. a second stop collar; 16. and connecting the lantern ring.

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. 1-5, the present invention provides an embodiment: a smelting furnace with an explosion-proof structure comprises a smelting furnace 1, piston pipes 2 are welded on the inner walls of two sides of the smelting furnace 1, a first limiting ring 14 is fixed at the left end of the inner wall of each piston pipe 2, a second limiting ring 15 is fixed at the right end of each piston pipe 2, a piston ring 4 is positioned between the first limiting ring 14 and the second limiting ring 15, the position of the piston ring 4 is limited by two groups of limiting blocks to prevent the piston ring 4 from falling off, the piston pipes 2, fixing rods 5, the piston rings 4 and pressure discharge holes 6 form a piston structure to control the air pressure in the smelting furnace 1, the left end of each piston pipe 2 is fixed with the left end of a spring 3 without explosion of the smelting furnace 1, the piston rings 4 are fixed on the right side of the spring 3, connecting lantern rings 16 are fixedly welded at the central positions of the piston rings 4, the fixing rods 5 are inserted in the connecting lantern rings 16, the outer sides of the fixing rods, the upper end and the lower end of the piston pipe 2 are provided with pressure discharge holes 6, the inner wall of the piston pipe 2 is provided with slide rails 7, the outer portion of the piston ring 4 is welded with slide blocks 8 matched with the slide rails 7, the piston ring 4 is fixed and prevented from falling off, the outer wall of the smelting furnace 1 outside the piston pipe 2 is fixedly welded with pressure release bins 9, the outer sides of the pressure release bins 9 are fixedly provided with threaded lantern rings 10, the other ends of the threaded lantern rings 10 are fixedly connected with exhaust pipes 11, the portions of the exhaust pipes 11 inserted into the water tank 12 are U-shaped, high-temperature gas entering the exhaust pipes 11 is cooled better, the pipe bodies of the exhaust pipes 11 all stretch into the water tank 12 from the top end, the tail ends of the exhaust pipes 11 all stretch out of the water tank 12, and sealing rubber rings 13 are installed at the contact portions of the water.

The working principle is as follows: when the smelting furnace works, firstly, gas generated in the smelting furnace 1 extrudes the piston ring 4 in the piston pipe 2 to move outwards, the moving distance of the piston ring 4 is gradually increased along with the increase of the gas pressure, when the piston ring 4 exceeds the position of the pressure discharge hole 6, high-temperature gas pressure is released to enter the exhaust pipe 11 through the pressure release bin 9 to play a role in releasing the internal pressure of the smelting furnace 1, the internal pressure of the smelting furnace 1 can be adjusted, the phenomenon that the smelting furnace 1 explodes due to overhigh internal temperature and overlarge generated pressure of the smelting furnace 1 is avoided, the explosion prevention is realized, the service life of the smelting furnace 1 is prolonged, the production quality is improved, and the production cost is reduced; meanwhile, high-temperature gas entering the exhaust pipe 11 is cooled and then discharged when passing through the water tank 12, so that the released high-temperature gas cannot damage passing operators, after the redundant gas in the smelting furnace 1 is released, the spring 3 in the piston pipe 2 forces the piston ring 4 to restore to the original state to close the pressure discharge hole 6, and the operation is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A smelting furnace with explosion-proof structure, includes smelting furnace (1), its characterized in that: the smelting furnace is characterized in that piston pipes (2) are welded on inner walls of two sides of the smelting furnace (1), the left ends of the piston pipes (2) are fixed with the left end of a spring (3), piston rings (4) are fixed on the right side of the spring (3), connecting lantern rings (16) are fixedly welded at the central positions of the piston rings (4), fixing rods (5) are inserted into the connecting lantern rings (16), the outer sides of the fixing rods (5) are fixedly welded on the inner wall of the piston pipes (2), pressure relief holes (6) are formed in the upper end and the lower end of each piston pipe (2), pressure relief bins (9) are fixedly welded on the outer wall of the smelting furnace (1) on the outer side of each piston pipe (2), threaded lantern rings (10) are fixed on the outer sides of the pressure relief bins (9), exhaust pipes (11) are fixedly connected to the other ends of the threaded lantern rings (10), and the pipe bodies of the exhaust pipes (11) all extend into a water tank (12), the tail end of the exhaust pipe (11) extends out of the water tank (12), and a sealing rubber ring (13) is arranged at the contact part of the water tank (12) and the exhaust pipe (11).

2. The melting furnace with an explosion-proof structure according to claim 1, characterized in that: the piston tube (2), the fixing rod (5), the piston ring (4) and the pressure discharge hole (6) form a piston structure.

3. The melting furnace with an explosion-proof structure according to claim 1, characterized in that: the piston is characterized in that the inner wall of the piston pipe (2) is provided with a sliding rail (7), and the outer part of the piston ring (4) is welded with a sliding block (8) matched with the sliding rail (7).

4. A smelting furnace with an explosion-proof structure according to claim 3, characterized in that: the two groups of pressure discharge holes (6) are positioned on the same axis, and the two groups of sliding blocks (8) and the sliding rails (7) are positioned on the same horizontal plane.

5. The melting furnace with an explosion-proof structure according to claim 1, characterized in that: the part of the exhaust pipe (11) inserted into the water tank (12) is U-shaped.

6. The melting furnace with an explosion-proof structure according to claim 1, characterized in that: the piston tube is characterized in that a first limiting ring (14) is fixed to the left end of the inner wall of the piston tube (2), a second limiting ring (15) is fixed to the right end of the inner wall of the piston tube, and the piston ring (4) is located between the first limiting ring (14) and the second limiting ring (15).