Smoke box of matte smelting furnace

Abstract

The utility model relates to the technical field of metallurgical engineering, and discloses a matte smelting furnace smoke box which comprises a box body, clamping parts are arranged on the two sides of the middle of the inner wall of the box body, a screen frame is clamped to the inner walls of the two clamping parts, a filter screen is fixedly connected to the inner wall of the screen frame, a dredging assembly is installed on one side of the interior of the box body, and the dredging assembly is fixedly connected to the inner wall of the box body. The limiting assemblies are installed in the middles of the tops of the two sides of the box body, the box cover is fixedly installed at the top end of the box body through bolts, the dredging assembly comprises a servo motor, an eccentric wheel, a connecting rod, a crankshaft and a plurality of knocking rods, and the servo motor is fixedly installed at one end of the top of the front side of the box body; and the output end of the servo motor penetrates through the inner wall of the box body and is fixedly connected with an eccentric wheel. According to the utility model, the knocking rod is periodically driven to knock the surface of the filter screen, so that attached particulate matters fall off, the influence on air circulation is avoided, the filter screen is convenient and rapid to disassemble, and the cleaning and replacing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to metallurgical engineering technical field especially relates to a matte smelting furnace flue gas tank. BACKGROUND

[0002] The matte smelting furnace is a high-temperature furnace equipment for copper ore smelting, mainly used for extracting copper in copper concentrate, usually involving high-temperature smelting and oxidation-reduction reaction in the smelting process. In order to effectively control the harmful gas and particulate matter generated in the smelting process, the flue gas tank is used to treat the flue gas to ensure that the exhaust gas discharged in the smelting process meets the environmental protection requirements.

[0003] However, the existing flue gas tank has some shortcomings in use. First, the filter screen in the existing flue gas tank is easily blocked by particulate matter on the surface after filtering the flue gas generated by the matte smelting furnace for a long time, affecting the circulation of air, and frequent maintenance is required. Second, the filter screen in the existing flue gas tank lacks a quick disassembly structure, making the process of removing the filter screen more troublesome and inefficient in cleaning and replacing. Therefore, a matte smelting furnace flue gas tank is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0004] To make up for the above shortcomings, the utility model provides a matte smelting furnace flue gas tank, aiming to improve the problem that the filter screen in the existing flue gas tank is easily blocked by particulate matter on the surface after filtering the flue gas generated by the matte smelting furnace for a long time, affecting the circulation of air, and frequent maintenance is required, as well as the problem that the filter screen in the existing flue gas tank lacks a quick disassembly structure, making the process of removing the filter screen more troublesome and inefficient in cleaning and replacing.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme: a matte smelting furnace flue gas tank, comprising a tank body, two sides of the middle part of the inner wall of the tank body are provided with clamping parts, the inner walls of the two clamping parts are clamped with a mesh frame, the inner wall of the mesh frame is fixedly connected with a filter screen, one side of the inside of the tank body is provided with a dredging assembly, the middle part of the top of both sides of the tank body is provided with a limiting assembly, and the top of the tank body is fixedly installed with a tank cover through bolts;

[0006] The dredging assembly comprises a servo motor, an eccentric wheel, a connecting rod, a crankshaft and a plurality of knocking rods, one end of the servo motor is fixedly installed on the top of the front side of the tank body, the output end of the servo motor is fixedly connected with the eccentric wheel through the inner wall of the tank body, the crankshaft is rotatably connected to the top of one side of the inside of the tank body through a bearing, the bottom of the crankshaft is uniformly fixedly connected with a plurality of knocking rods, the surface of the eccentric wheel is rotatably connected with the connecting rod, and one end of the connecting rod is rotatably connected with the bottom of the crankshaft.

[0007] Further description of the above technical scheme:

[0008] One end of the box is fixedly connected with a smoke inlet pipe, and the other end of the box is fixedly installed with a fan.

[0009] As a further description of the above technical solution:

[0010] The top of the two sides of the screen frame is provided with a limiting groove, the limiting assembly comprises a connecting seat, an elastic sheet, a limiting block and a pressing rod, the connecting seat is fixedly embedded in the middle of the top of one side of the box, the inner wall of the connecting seat is fixedly connected with the elastic sheet, one end of the elastic sheet is fixedly connected with the limiting block, and the top end of the connecting seat is connected with the pressing rod.

[0011] As a further description of the above technical solution:

[0012] The top end of the limiting block is provided with an inclined groove.

[0013] As a further description of the above technical solution:

[0014] One end of the limiting block is clamped with the inner wall of the limiting groove.

[0015] As a further description of the above technical solution:

[0016] The bottom of the two sides of the screen frame is fixedly connected with a spring.

[0017] As a further description of the above technical solution:

[0018] The surface of the box cover is provided with a strip-shaped opening corresponding to the screen frame.

[0019] As a further description of the above technical solution:

[0020] The input end of the fan is communicated with the inside of the box.

[0021] The utility model has the following beneficial effects:

[0022] 1、 the utility model discloses a periodic starting servo motor is driven eccentric wheel rotation, and under the transmission of connecting rod, can drive the reciprocating swing of crankshaft, and then drive a plurality of knock bars repeatedly knock the surface of filter screen, make the adhering particulate matter drop, avoid the influence air circulation, reduced the maintenance frequency of flue gas tank.

[0023] 2、 the utility model discloses, through simultaneously pressing the pressing rod of flue gas tank top two sides, overcomes the elastic force of elastic sheet, can extrude limiting block and move, make its end from the disengagement of limiting groove and return to connecting seat, thereby release the locking of screen frame, when the compressed spring will rebound, and the screen frame is upturned and is convenient for taking, convenient and fast, improve the cleaning, the replacement efficiency of filter screen. DRAWINGS

[0024] Figure 1A three-dimensional schematic view of a smoke box of a matte smelting furnace is provided in the utility model.

[0025] Figure 2 A three-dimensional schematic view of the smoke box of the matte smelting furnace after the box cover is disassembled is provided in the utility model.

[0026] Figure 3 A three-dimensional schematic view of the mesh frame of the smoke box of the matte smelting furnace is provided in the utility model.

[0027] Figure 4 A cross-sectional schematic view of the connecting seat of the smoke box of the matte smelting furnace is provided in the utility model.

[0028] Legend:

[0029] 1, box body; 2, smoke inlet pipe; 3, fan; 4, mesh frame; 5, filter screen; 6, servo motor; 7, eccentric wheel; 8, connecting rod; 9, crankshaft; 10, knocking rod; 11, connecting seat; 12, elastic sheet; 13, limiting block; 14, limiting groove; 15, inclined groove; 16, pressing rod; 17, spring; 18, box cover; 19, strip-shaped port; 20, clamping part. Specific implementation

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0031] With reference to Figures 1-3 The utility model provides an embodiment: a kind of matte smelting furnace smoke box, including box body 1, for the smoke generated by matte smelting furnace is handled, the two sides of the middle part of the inner wall of box body 1 are equipped with clamping part 20, the inner wall of two clamping parts 20 is clamped with mesh frame 4, when installing, mesh frame 4 two sides are inserted into the clamping part 20 of two sides respectively, for the positioning of mesh frame 4, the inner wall of mesh frame 4 is fixedly connected with filter screen 5, harmful particles in smoke are blocked using filter screen 5, avoid direct emission to cause negative influence to human health and environment, one side in the inside of box body 1 is equipped with dredging assembly, for the surface of filter screen 5 is dredged, avoid being filtered material and influence air circulation by being jammed, the middle part of the top of the two sides of box body 1 is equipped with limiting assembly, for the position of mesh frame 4 is fixedly positioned, the top of box body 1 is fixedly installed with box cover 18 by bolt, after bolt is disassembled, box cover 18 can be opened, can clean and maintain inside smoke box;

[0032] With reference to Figure 1 And Figure 2The unblocking component includes a servo motor 6, an eccentric wheel 7, a connecting rod 8, a crankshaft 9, and several striking rods 10. The servo motor 6 is fixedly installed at one end of the top front side of the housing 1 to drive the unblocking component. The output end of the servo motor 6 passes through the inner wall of the housing 1 and is fixedly connected to the eccentric wheel 7. The crankshaft 9 is rotatably connected to the top of one side of the housing 1 through a bearing. The rotation center point of the crankshaft 9 is located at its top. Several striking rods 10 are evenly fixedly connected to the bottom of the crankshaft 9 to strike the filter screen 5. The surface of the eccentric wheel 7 is rotatably connected to the connecting rod 8, and one end of the connecting rod 8 is rotatably connected to the bottom of the crankshaft 9. After the servo motor 6 is started, it can drive the eccentric wheel 7 to rotate. Under the transmission of the connecting rod 8, it can drive the crankshaft 9 to swing back and forth, thereby driving the multiple striking rods 10 to repeatedly strike the surface of the filter screen 5, causing the attached particles to fall off.

[0033] Reference Figure 1 One end of the housing 1 is fixedly connected to the flue pipe 2, and the other end of the housing 1 is fixedly installed with a fan 3. After the fan 3 is started, the harmful flue gas generated by the copper smelting furnace can be drawn into the housing 1 through the flue pipe 2. The filter screen 5 is used to block the harmful particles in the flue gas, so as to avoid direct emission and negative impact on human health and the environment.

[0034] Reference Figure 2 and Figure 3 Limiting grooves 14 are provided on the top of both sides of the mesh frame 4 for limiting the position of the mesh frame 4. The limiting components include a connecting seat 11, a spring piece 12, a limiting block 13 and a pressing rod 16. The connecting seat 11 is fixedly embedded in the middle of the top of one side of the box body 1. The inner wall of the connecting seat 11 is fixedly connected to the spring piece 12. One end of the spring piece 12 is fixedly connected to the limiting block 13. Under the elastic force of the spring piece 12, the end of the limiting block 13 can be pushed out to the outside of the connecting seat 11 and can be used for the reset of the limiting block 13 after being squeezed. The top of the connecting seat 11 is inserted and connected to the pressing rod 16 for squeezing the limiting block 13 to move, thereby releasing the locking of the position of the mesh frame 4.

[0035] Reference Figure 4 The top of the limiting block 13 is provided with a sloping groove 15. When the pressing rod 16 is pressed, the limiting block 13 can be squeezed to move under the cooperation of the sloping groove 15, so that its end retracts into the connecting seat 11.

[0036] Reference Figure 4 One end of the limiting block 13 engages with the inner wall of the limiting groove 14, which acts as a lock to ensure the stability of the positions of the mesh frame 4 and the filter screen 5.

[0037] Reference Figure 3 Springs 17 are fixedly connected to the bottom of both sides of the mesh frame 4. When the lock on the mesh frame 4 is released, the compressed springs 17 will spring back and lift the mesh frame 4 upwards for easy removal.

[0038] Referring to Figure 1 The box cover 18 surface corresponds to the frame 4 is provided with a strip-shaped opening 19, the strip-shaped opening 19 provides space for the frame 4 insertion, so that the frame 4 dismounting operation without opening the box cover 18.

[0039] Referring to Figure 1 The input end of the fan 3 is communicated with the inside of the box body 1, the fan 3 utilizes the input end to suck the smoke gas generated in the ice-copper smelting into the box body 1, and the filtered gas is discharged from the output end of the fan 3.

[0040] Working principle: through the start of the fan 3, the harmful smoke gas generated in the ice-copper smelting furnace can be sucked into the inside of the box body 1, the filter screen 5 is utilized to block the harmful particles in the smoke gas, the direct discharge is avoided to cause negative influence on human health and environment, the filtered gas is discharged through the output end of the fan 3, through the periodic start of the servo motor 6, the eccentric wheel 7 is driven to rotate, and under the transmission of the connecting rod 8, the crankshaft 9 can be driven to swing back and forth, and then the plurality of knocking rods 10 are repeatedly knocked on the surface of the filter screen 5, so that the adhered particles are dropped, the air circulation is avoided, the maintenance frequency of the smoke gas box is reduced, through the simultaneous pressing of the pressing rods 16 on the top of the smoke gas box, the spring 12 elastic force is overcome, and under the cooperation of the inclined groove 15, the limiting block 13 is extruded to move, so that the end portion is separated from the limiting groove 14 and returns to the connecting seat 11, so that the locking of the frame 4 is released, at this time, the compressed spring 17 rebounds, and the frame 4 is lifted upwards, so that the frame 4 is conveniently taken, the cleaning and replacement efficiency of the filter screen 5 is improved.

[0041] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A smelter gas box for a copper converter, comprising a box body (1), characterized in that: Both sides of the middle part of the inner wall of the box (1) are provided with clamping parts (20), the inner walls of the two clamping parts (20) are clamped with a mesh frame (4), the inner wall of the mesh frame (4) is fixedly connected with a filter screen (5), one side of the inside of the box (1) is provided with a dredging assembly, the middle part of the top of both sides of the box (1) is provided with a limiting assembly, and the top end of the box (1) is fixedly provided with a box cover (18) through bolts. The dredging assembly comprises a servo motor (6), an eccentric wheel (7), a connecting rod (8), a crankshaft (9) and a plurality of knocking rods (10), one end of the servo motor (6) is fixedly installed on the front side of the box (1), the output end of the servo motor (6) is fixedly connected with the eccentric wheel (7) penetrating through the inner wall of the box (1), the crankshaft (9) is rotatably connected to the top of one side of the inside of the box (1) through a bearing, the bottom of the crankshaft (9) is uniformly fixedly connected with a plurality of knocking rods (10), and the surface of the eccentric wheel (7) is rotatably connected with the connecting rod (8), and one end of the connecting rod (8) is rotatably connected with the bottom of the crankshaft (9).

2. A smelter gas box for a copper converter according to claim 1, characterized in that: One end of the box (1) is fixedly communicated with a smoke inlet pipe (2), and the other end of the box (1) is fixedly provided with a fan (3).

3. A smelter gas box for a copper converter as claimed in claim 1, wherein: The top of both sides of the mesh frame (4) is provided with a limiting groove (14), the limiting assembly comprises a connecting seat (11), a spring piece (12), a limiting block (13) and a pressing rod (16), the connecting seat (11) is fixedly embedded in the middle part of the top of one side of the box (1), the inner wall of the connecting seat (11) is fixedly connected with the spring piece (12), one end of the spring piece (12) is fixedly connected with the limiting block (13), and the top end of the connecting seat (11) is insertedly connected with the pressing rod (16).

4. A smelter gas box for a copper converter as claimed in claim 3, wherein: The top end of the limiting block (13) is provided with an inclined groove (15).

5. A smelter gas box for a copper converter as claimed in claim 3, wherein: One end of the limiting block (13) is clamped with the inner wall of the limiting groove (14).

6. A smelter gas box for a copper converter as claimed in claim 1, wherein: The bottom of both sides of the mesh frame (4) is fixedly connected with a spring (17).

7. A smelter gas box for a copper converter as claimed in claim 1, wherein: The surface of the box cover (18) is provided with a strip-shaped opening (19) corresponding to the mesh frame (4).

8. A smelter gas box for a copper converter as claimed in claim 2, wherein: The input end of the fan (3) is communicated with the inside of the box (1). The input end of the fan (3) is communicated with the inside of the box (1).

Images