Single-chamber side-blown smelting furnace

Abstract

The utility model relates to a single-chamber side-blown smelting furnace, which belongs to the technical field of single-chamber side-blown smelting furnaces, and comprises a single-chamber side-blown smelting furnace body and a flue gas enclosing wall arranged on the single-chamber side-blown smelting furnace body, the peripheral wall of the flue gas enclosing wall is fixedly sleeved with a connecting bin, and a filter plate is placed on the top surface of the flue gas enclosing wall. A filter screen is fixedly embedded in the top surface of the filter plate, two limiting rods are fixedly connected to the top surface of the smoke enclosing wall, two limiting holes are formed in the bottom surface of the filter plate, and the two limiting rods extend into the two limiting holes respectively. According to the single-chamber side-blown smelting furnace, under the action of a filter screen, flue gas is filtered, direct exhaust of the flue gas is avoided as much as possible, the environment-friendly effect is improved, a filter plate is conveniently limited through clearance fit between a limiting rod and a limiting hole, the filter plate is fixed through cooperation between a fixing rod and a fixing hole, and therefore the filter plate is fixed to a certain degree. And a worker can conveniently disassemble and assemble the filter screen.

Description

Technical Field

[0001] The utility model relates to the technical field of single-chamber side-blowing smelting furnaces, in particular to a single-chamber side-blowing smelting furnace. Background Art

[0002] A smelting furnace refers to a device that melts metal ingots and some scrap metals and adds necessary alloy components, and then smelts them into the required alloys through operations such as slagging and refining. In order to ensure the quality of metal alloy ingots and extend the service life of the smelting furnace as much as possible, various preparations for the smelting furnace must be done well in the actual production process, including furnace loading, furnace drying, furnace washing, furnace cleaning, stirring, slagging and refining operations. The side-blown smelting furnace is a vertical furnace with a fixed hearth and a rectangular cross-section.

[0003] Chinese patent CN216282675U discloses a single-chamber side-blown smelting furnace, which discloses a technical solution for reducing the length and expansion, solving the problem that the existing side-blown smelting furnace has a double-chamber structure, the large furnace chamber is the reaction zone, the small furnace chamber is the depletion zone, and the depletion zone of up to 3-6m is located outside the reaction zone. Therefore, the furnace body is long, the expansion after heating is large, the investment is large, and the consumption of refractory materials is high.

[0004] When the device is in use, the length of a depletion zone is shortened to reduce the expansion amount, but the smoke is discharged through the smoke enclosure without being filtered. The smoke contains impurities, which can easily pollute the air. Therefore, a single-chamber side-blown smelting furnace is proposed to solve the above problem. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a single-chamber side-blown smelting furnace with the advantage of convenient filtration. It solves the problem that when the device is in use, the length of a depletion zone is shortened to reduce the expansion amount, but the smoke is discharged under the transportation of the smoke wall without filtering the smoke, and the smoke contains impurities, which easily causes air pollution.

[0006] To achieve the above objectives, the utility model provides the following technical solutions: a single-chamber side-blown smelting furnace, comprising a single-chamber side-blown smelting furnace body and a flue gas enclosure arranged on the single-chamber side-blown smelting furnace body, wherein the outer peripheral wall of the flue gas enclosure is fixedly provided with a connecting bin.

[0007] A filter plate is placed on the top surface of the smoke enclosure, a filter net is fixedly inlaid on the top surface of the filter plate, two limiting rods are fixedly connected to the top surface of the smoke enclosure, two limiting holes are opened on the bottom surface of the filter plate, the two limiting rods extend to the inside of the two limiting holes respectively, fixing rods are placed on the left and right sides of the filter plate, fixing holes are opened on the left and right sides of the filter plate, and the fixing rods extend to the inside of the fixing holes.

[0008] The smoke enclosure is provided with a support assembly for supporting the fixing rod.

[0009] The connecting bin is provided with a cooling component for cooling the flue gas.

[0010] Furthermore, the two limiting rods are symmetrically distributed with the filter screen as the center, and the two limiting rods are located between the two fixing rods.

[0011] Furthermore, the fixing rod and the fixing hole are clearance matched, and the limiting rod and the limiting hole are clearance matched.

[0012] Furthermore, the support assembly includes two mounting plates, the two mounting plates are respectively fixedly connected to the left side and the right side of the smoke enclosure, the opposite sides of the two mounting plates are fixedly connected with telescopic rods, the opposite sides of the two telescopic rods are fixedly connected with support plates, the two support plates are respectively fixedly connected to the two fixed rods, the outer peripheral walls of the two telescopic rods are respectively provided with springs fixedly connected to the support plates and the mounting plates, the two mounting plates are provided with limiting grooves on the side close to the support plates, and the bottom surfaces of the two support plates are fixedly connected with a limiting plate with one end extending into the limiting groove.

[0013] Furthermore, the mounting plate is an L-shaped plate, the limiting plate and the limiting groove are slidably connected, and the supporting plate and the filter plate are fitted.

[0014] Furthermore, the telescopic rod is composed of a sleeve and a moving rod, one end of the moving rod penetrates and extends into the interior of the sleeve, the outer side of the moving rod is fixedly connected to a limiting block located inside the sleeve, and one side of the sleeve is provided with a through hole adapted to the moving rod.

[0015] Furthermore, the cooling component includes a partition, which is fixedly connected to the interior of the connecting bin, and a condenser is fixedly installed on the top surface of the partition. A plurality of heat dissipation holes are provided on the top surface of the connecting bin, and a drainage pipe with one end penetrating the partition and extending to the bottom thereof is fixedly installed on the output end of the condenser. A water pump is fixedly installed on the right side of the connecting bin, and a water inlet pipe with one end penetrating the connecting bin and extending to the interior thereof is fixedly installed on the water inlet end of the water pump, and a water outlet pipe with one end penetrating the connecting bin and extending to the interior thereof is fixedly installed on the water outlet end of the water pump, and the water outlet pipe and the input end of the condenser are fixedly installed, and the water outlet pipe and the water inlet pipe are respectively located at the top and the bottom of the partition, and a water inlet groove is provided on the left side of the connecting bin, and the water inlet groove is located at the bottom of the partition.

[0016] Furthermore, the connection bin is shaped like a cylinder with a hollow interior and a missing side near the smoke wall, the partition is a circular ring plate, the partition is fixedly connected to the smoke wall, the drain pipe is fixedly connected to the partition, and the water inlet pipe and the water outlet pipe are both fixedly connected to the connection bin.

[0017] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0018] 1. The single-chamber side-blowing smelting furnace filters the flue gas through the filter screen to avoid direct discharge of the flue gas as much as possible, thereby improving the environmental protection effect. The filter plate is conveniently limited by the clearance between the limiting rod and the limiting hole, and the filter plate is fixed by the matching between the fixing rod and the fixing hole, which is convenient for the staff to disassemble and assemble the filter screen;

[0019] 2. The single-chamber side-blowing smelting furnace supports the fixed rod through the action of the spring to improve the stability of the fixed rod, supports the support plate through the sliding connection between the limit plate and the limit groove to improve the stability of the support plate, and at the same time, cools the water through the action of the condenser to cool the flue gas, thereby avoiding the excessive temperature of the flue gas to damage the filter and increase the service life of the filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 It is an enlarged schematic diagram of the internal structure of the smoke enclosure in the structure of the utility model;

[0022] Figure 3 for Figure 2 A is a schematic diagram of the structure enlargement;

[0023] Figure 4 It is a top view schematic diagram of the left side mounting plate in the structure of the utility model.

[0024] In the figure: 1 single-chamber side-blowing smelting furnace body, 2 flue gas wall, 3 connecting bin, 4 water inlet pipe, 5 water pump, 6 water outlet pipe, 7 mounting plate, 8 filter plate, 9 filter screen, 10 fixing rod, 11 supporting plate, 12 telescopic rod, 13 spring, 14 condenser, 15 partition, 16 drain pipe, 17 limiting hole, 18 limiting rod, 19 fixing hole, 20 limiting groove, 21 limiting plate, 22 heat dissipation hole, 23 water inlet groove. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1: Please refer to Figure 1-4 A single-chamber side-blown smelting furnace in this embodiment includes a single-chamber side-blown smelting furnace body 1 and a flue gas enclosure 2 arranged on the single-chamber side-blown smelting furnace body 1, and a connecting bin 3 is fixedly mounted on the outer peripheral wall of the flue gas enclosure 2.

[0027] A filter plate 8 is placed on the top surface of the smoke enclosure 2, and a filter net 9 is fixedly inlaid on the top surface of the filter plate 8. Two limiting rods 18 are fixedly connected to the top surface of the smoke enclosure 2. Two limiting holes 17 are opened on the bottom surface of the filter plate 8. The two limiting rods 18 extend to the inside of the two limiting holes 17 respectively. Fixing rods 10 are placed on the left and right sides of the filter plate 8. Fixing holes 19 are opened on the left and right sides of the filter plate 8. The fixing rods 10 extend to the inside of the fixing holes 19.

[0028] The two limiting rods 18 are symmetrically distributed with the filter screen 9 as the center, and the two limiting rods 18 are located between the two fixing rods 10 . The fixing rods 10 and the fixing holes 19 are clearance-matched, and the limiting rods 18 and the limiting holes 17 are clearance-matched.

[0029] Specifically, the filter plate 8 is placed on the top surface of the smoke enclosure 2, the limiting rod 18 is inserted into the limiting hole 17, and the filter plate 8 is restricted by the clearance fit between the limiting rod 18 and the limiting hole 17. The fixing rod 10 is inserted into the fixing hole 19, and the filter plate 8 is fixed by the clearance fit between the fixing rod 10 and the fixing hole 19, and then the smoke is filtered under the action of the filter net 9, so that impurities are retained on the filter net 9.

[0030] Example 2: Please refer to Figure 1-4In this embodiment, on the basis of embodiment 1, a support assembly is provided on the smoke enclosure 2, and the support assembly includes two mounting plates 7, and the two mounting plates 7 are respectively fixedly connected to the left side and the right side of the smoke enclosure 2, and the opposite sides of the two mounting plates 7 are fixedly connected with telescopic rods 12, and the opposite sides of the two telescopic rods 12 are fixedly connected with support plates 11, and the two support plates 11 are respectively fixedly connected to the two fixed rods 10, and the outer peripheral walls of the two telescopic rods 12 are respectively provided with springs 13 fixedly connected to the support plates 11 and the mounting plates 7, and the two mounting plates 7 are provided with a limiting groove 20 on the side close to the support plate 11, and the bottom surfaces of the two support plates 11 are fixedly connected with a limiting plate 21 whose end extends to the inside of the limiting groove 20.

[0031] Among them, the mounting plate 7 is an L-shaped plate, the limit plate 21 and the limit groove 20 are slidably connected, the support plate 11 and the filter plate 8 are fitted together, the telescopic rod 12 is composed of a sleeve and a moving rod, one end of the moving rod passes through and extends to the interior of the sleeve, the outer side of the moving rod is fixedly connected with a limiting block located inside the sleeve, and a through hole compatible with the moving rod is opened on one side of the sleeve.

[0032] Specifically, the support plate 11 is pulled so that the support plate 11 drives the fixed rod 10 to move, the telescopic rod 12 and the spring 13 are squeezed to shrink the telescopic rod 12 and the spring 13, and the support plate 11 is supported by the sliding connection between the limit plate 21 and the limit groove 20 to improve the stability of the support plate 11. The filter plate 8 is placed on the top surface of the smoke enclosure 2, the support plate 11 is loosened, and the fixed rod 10 is pushed to reset under the action of the spring 13.

[0033] Example 3: Please refer to Figure 1-4 In this embodiment, on the basis of embodiment 1 and embodiment 2, a cooling component is provided on the connecting chamber 3, and the cooling component includes a partition 15, the partition 15 is fixedly connected to the inside of the connecting chamber 3, a condenser 14 is fixedly installed on the top surface of the partition 15, a plurality of heat dissipation holes 22 are provided on the top surface of the connecting chamber 3, a drain pipe 16 with one end penetrating the partition 15 and extending to the bottom thereof is fixedly installed on the output end of the condenser 14, a water pump 5 is fixedly installed on the right side of the connecting chamber 3, a water inlet pipe 4 with one end penetrating the connecting chamber 3 and extending to the inside thereof is fixedly installed on the water inlet end of the water pump 5, a water outlet pipe 6 with one end penetrating the connecting chamber 3 and extending to the inside thereof is fixedly installed on the water outlet end of the water pump 5, the water outlet pipe 6 and the input end of the condenser 14 are fixedly installed, the water outlet pipe 6 and the water inlet pipe 4 are respectively located at the top and the bottom of the partition 15, and a water inlet groove 23 is provided on the left side of the connecting chamber 3, and the water inlet groove 23 is located at the bottom of the partition 15.

[0034] Among them, the shape of the connecting bin 3 is a cylinder with a hollow interior and a missing side close to the smoke wall 2, the partition 15 is a circular ring plate, the partition 15 and the smoke wall 2 are fixedly connected, the drain pipe 16 and the partition 15 are fixedly connected, and the water inlet pipe 4 and the water outlet pipe 6 are both fixedly connected to the connecting bin 3.

[0035] It should be noted that the water pump 5 and the condenser 14 are conventional devices known to the public in the prior art, and their specific structures and working principles are not described in detail herein.

[0036] Specifically, water passes through the water inlet trough 23 and enters the interior of the connecting chamber 3. The water inside the connecting chamber 3 cools down the flue gas wall 2, and then cools down the flue gas inside the flue gas wall 2. The water pump 5 and the condenser 14 are started, and the water enters the interior of the condenser 14 through the water inlet pipe 4 and the water outlet pipe 6. The water is cooled by the condenser 14, and then the water flows back into the interior of the connecting chamber 3 through the drainage pipe 16 to continue to cool down the flue gas wall 2.

[0037] The working principle of the above embodiment is:

[0038] Water passes through the water inlet groove 23 and enters the interior of the connecting chamber 3, pulling the support plate 11, so that the support plate 11 drives the fixing rod 10 to move, and squeezes the telescopic rod 12 and the spring 13, so that the telescopic rod 12 and the spring 13 are contracted, and the support plate 11 is supported by the sliding connection between the limiting plate 21 and the limiting groove 20, so as to improve the stability of the support plate 11, and then the filter plate 8 is placed on the top surface of the smoke enclosure 2, and the limiting rod 18 is inserted into the limiting hole 17, and the filter plate 8 is restricted by the clearance fit between the limiting rod 18 and the limiting hole 17, so as to loosen the support plate 11, and push the fixing rod 10 to reset under the action of the spring 13, and the fixing rod 10 is reset. 10 is inserted into the interior of the fixing hole 19, and the filter plate 8 is fixed by the clearance fit between the fixing rod 10 and the fixing hole 19, and then the flue gas is filtered under the action of the filter screen 9, so that impurities are retained on the filter screen 9, and the flue gas wall 2 is cooled by the water inside the connecting chamber 3, and then the flue gas inside the flue gas wall 2 is cooled, and the water pump 5 and the condenser 14 are started, and the water enters the interior of the condenser 14 through the water inlet pipe 4 and the water outlet pipe 6, and the water is cooled by the condenser 14, and then the water flows back into the interior of the connecting chamber 3 through the water discharge pipe 16, and the flue gas wall 2 is continuously cooled.

[0039] The control method of the present invention is controlled by a controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. The present invention is mainly used to protect mechanical devices, so the present invention will no longer explain the control method and circuit connection in detail.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A single-chamber side-blown smelting furnace, comprising a single-chamber side-blown smelting furnace body (1) and a flue gas enclosure (2) arranged on the single-chamber side-blown smelting furnace body (1), characterized in that: The outer peripheral wall of the smoke enclosure (2) is fixedly provided with a connection bin (3); A filter plate (8) is placed on the top surface of the smoke enclosure (2), a filter screen (9) is fixedly inlaid on the top surface of the filter plate (8), two limiting rods (18) are fixedly connected to the top surface of the smoke enclosure (2), two limiting holes (17) are opened on the bottom surface of the filter plate (8), the two limiting rods (18) respectively extend to the inside of the two limiting holes (17), the left side and the right side of the filter plate (8) are both placed with fixing rods (10), the left side and the right side of the filter plate (8) are both opened with fixing holes (19), the fixing rods (10) extend to the inside of the fixing holes (19); The smoke enclosure (2) is provided with a supporting component, and the connecting chamber (3) is provided with a cooling component.

2. A single-chamber side-blown smelting furnace according to claim 1, characterized in that: The two limiting rods (18) are symmetrically distributed with the filter screen (9) as the center, and the two limiting rods (18) are located between the two fixing rods (10).

3. A single-chamber side-blown smelting furnace according to claim 2, characterized in that: The fixing rod (10) and the fixing hole (19) are clearance-matched, and the limiting rod (18) and the limiting hole (17) are clearance-matched.

4. The single-chamber side-blown smelting furnace according to claim 1, characterized in that: The support assembly comprises two mounting plates (7), the two mounting plates (7) being fixedly connected to the left side and the right side of the smoke enclosure (2), respectively; the opposite side of the two mounting plates (7) are fixedly connected with telescopic rods (12), the opposite side of the two telescopic rods (12) are fixedly connected with support plates (11), the two support plates (11) are fixedly connected with two fixed rods (10), respectively; the outer peripheral walls of the two telescopic rods (12) are respectively provided with springs (13) fixedly connected with the support plates (11) and the mounting plates (7), the side of the two mounting plates (7) close to the support plates (11) are provided with limiting grooves (20), and the bottom surfaces of the two support plates (11) are fixedly connected with limiting plates (21) having one end extending into the limiting groove (20).

5. A single-chamber side-blown smelting furnace according to claim 4, characterized in that: The mounting plate (7) is an L-shaped plate, the limiting plate (21) and the limiting groove (20) are slidably connected, and the supporting plate (11) and the filter plate (8) are in close contact.

6. A single-chamber side-blown smelting furnace according to claim 5, characterized in that: The telescopic rod (12) is composed of a sleeve and a moving rod, one end of the moving rod penetrates and extends into the sleeve, the outer side of the moving rod is fixedly connected to a limiting block located inside the sleeve, and one side of the sleeve is provided with a through hole adapted to the moving rod.

7. The single-chamber side-blown smelting furnace according to claim 4, characterized in that: The cooling component comprises a partition (15), the partition (15) being fixedly connected to the interior of the connection chamber (3), a condenser (14) being fixedly mounted on the top surface of the partition (15), a plurality of heat dissipation holes (22) being provided on the top surface of the connection chamber (3), a drainage pipe (16) having one end penetrating the partition (15) and extending to the bottom thereof being fixedly mounted on the output end of the condenser (14), a water pump (5) being fixedly mounted on the right side surface of the connection chamber (3), and a water inlet end of the water pump (5) being fixedly mounted on the output end of the condenser (14). A water inlet pipe (4) is installed with one end penetrating the connecting chamber (3) and extending into the interior thereof; a water outlet pipe (6) is fixedly installed at the water outlet end of the water pump (5) with one end penetrating the connecting chamber (3) and extending into the interior thereof; the water outlet pipe (6) and the input end of the condenser (14) are fixedly installed; the water outlet pipe (6) and the water inlet pipe (4) are respectively located at the top and the bottom of the partition (15); a water inlet groove (23) is opened on the left side of the connecting chamber (3); and the water inlet groove (23) is located at the bottom of the partition (15).

8. The single-chamber side-blown smelting furnace according to claim 7, characterized in that: The connection chamber (3) is in the shape of a cylinder with a hollow interior and a missing side close to the smoke enclosure (2); the partition (15) is a circular ring plate; the partition (15) and the smoke enclosure (2) are fixedly connected; the drainage pipe (16) and the partition (15) are fixedly connected; and the water inlet pipe (4) and the water outlet pipe (6) are both fixedly connected to the connection chamber (3).

Images