Copper anode slime precious metal smelting equipment

Abstract

The utility model discloses copper anode slime precious metal smelting equipment which comprises a hot melting furnace body, a furnace shaking mechanism is arranged at the bottom of the hot melting furnace body, a smoke pumping mechanism is arranged at the upper end of the hot melting furnace body, the hot melting furnace body comprises a furnace body, a furnace cover, a movable frame, a furnace pipe and an electric heating wire, and rotating shafts rotationally connected with the movable frame are arranged on the left side and the right side of the furnace body. The furnace pipe and the heating wire are installed in the furnace body, the furnace cover is installed at the top of the furnace pipe, the furnace shaking mechanism comprises a servo motor, an inserting rod, a connecting rod and a rotating disc, the inserting rod is detachably installed at the bottom of the furnace body, the servo motor is fixedly installed on the movable frame, the rotating disc is installed on an output shaft of the servo motor, and an eccentric shaft is arranged on the upper end face of the rotating disc. The furnace has the advantages that the furnace body can swing, heating is uniform, smoke exhaust is efficient, and blockage is prevented, and the problems that existing equipment is uneven in heating and low in smelting efficiency, and a smoke exhaust system is prone to being damaged are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to smelting furnace technical field, concretely is a kind of copper anode slime precious metal smelting equipment. BACKGROUND

[0002] In the precious metal smelting process, copper anode slime as important secondary resources, it contains gold, silver and other high-value metals, need to be effectively separated and purified by hot melting smelting process. The existing copper anode slime smelting equipment mostly adopts static heating mode, the uneven heating in the furnace body, resulting in slow melting speed of material, reaction is not sufficient, affect the recovery efficiency of precious metals. At the same time, the traditional smelting furnace lacks effective stirring or shaking device, it is difficult to realize the uniform mixing of material, further reduces the smelting effect.

[0003] In addition, a large amount of high-temperature flue gas and harmful gas will be generated during smelting, if not discharged or improperly treated in time, not only will it pollute the working environment, but also may pose a threat to the health of operators. Although part of the existing equipment is provided with a smoke exhaust device, due to unreasonable structure design, filter core blockage or damage may be caused by splashing molten material into the flue gas pipeline, affecting the stable operation of the filtration system, increasing the maintenance frequency and cost, therefore, a copper anode slime precious metal smelting equipment is needed to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of copper anode slime precious metal smelting equipment, with the advantages of furnace body swingable heating uniform, smoke exhaust efficient and anti-blocking, solve the problem of uneven heating, low smelting efficiency and damageable smoke exhaust system of existing equipment.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of copper anode slime precious metal smelting equipment, including hot melting furnace main body, the bottom of the hot melting furnace main body is provided with shake furnace mechanism, the upper end of the hot melting furnace main body is provided with smoke extraction mechanism;

[0006] The hot melting furnace main body includes furnace body, furnace cover, moving frame, furnace core and electric heating wire, the left and right sides of the furnace body are provided with rotating shafts rotatably connected with moving frame, the furnace core and electric heating wire are installed in the furnace body, the furnace cover is installed on the top of the furnace core, the shake furnace mechanism includes servo motor, plug rod, connecting rod and turntable, the plug rod is detachably installed at the bottom of the furnace body, the servo motor is fixedly installed on the moving frame, the turntable is installed on the output shaft of servo motor, the upper end surface of the turntable is provided with eccentric shaft, the connecting rod is installed on the eccentric shaft, and the end of the connecting rod away from the eccentric shaft is movably connected with the plug rod.

[0007] The connecting rod is provided with a shaft sleeve matched with the eccentric shaft in rotation, the side end face bottom of the inserting rod is provided with a spherical groove, and the terminal end of the connecting rod is provided with a ball head matched with the spherical groove.

[0008] The outer end face of the inserting rod is provided with a rotatingly connected external thread sleeve, and the bottom of the furnace body is fixedly provided with an internal thread seat matched with the external thread sleeve.

[0009] The upper end of the rotating disc is provided with a protective cover fixedly connected with the moving frame.

[0010] The smoke extraction mechanism comprises an air suction pipe, a filter box, an air filter core, a brushless motor and an axial flow fan blade, the top of the filter box is connected with the furnace cover through the air suction pipe, the air filter core is arranged in the filter box, the bottom center of the filter box is provided with an air outlet hole, the brushless motor is installed at the lower end of the air outlet hole and drives the axial flow fan blade.

[0011] The lower end face of the furnace cover is provided with a splash baffle, the splash baffle is located at the lower end of the air suction pipe, and the splash baffle is of a conical structure.

[0012] The upper end face of the rotating shaft is provided with a vertical rod.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、The utility model discloses a structure that the servo motor drives the eccentric shaft of the rotating disc in the rocking furnace mechanism, and the universal joint of the ball head at the terminal end of the connecting rod and the spherical groove of the furnace bottom inserting rod, so that the furnace body can swing around the rotating shafts on both sides, which solves the problem that the traditional hot melting furnace is stationary, the raw materials are unevenly heated and slowly dissolved, ensures that the copper anode slime is evenly heated and fully reacted in the smelting process, significantly improves the efficiency of precious metal separation, and the detachable inserting rod is quickly locked through the external thread sleeve and the internal thread seat of the furnace bottom, so that the furnace body stably swings in the smelting stage, and after the end, the rocking furnace mechanism can be separated in time, and the operation intensity is greatly reduced.

[0015] 2, the utility model discloses a brushless motor drive shaft flow fan leaf produces negative pressure in the smoke extraction mechanism, and the harmful flue gas in the furnace tube is drawn into the filter box through the air suction pipe, and is discharged after being purified by the air filter core. The structure combines the layout of the conical splash baffle below the furnace cover, effectively blocks the molten material splash into the air suction pipe, solves the problem of filter core blockage or pipeline damage caused by high-temperature spatter during smelting, double protection not only guarantees the air quality of the workshop, but also prolongs the service life of the filtering system, avoids the production loss caused by frequent maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic diagram of the utility model;

[0017] Figure 2 It is the top view of the utility model;

[0018] Figure 3 It is the Figure 2 A-A section of the utility model;

[0019] Figure 4 It is the Figure 3 B of the utility model is enlarged view;

[0020] Figure 5 It is the Figure 3 C of the utility model is enlarged view.

[0021] In the drawing: 1, hot melting furnace main body;101, furnace body;102, furnace cover;103, moving frame;104, rotating shaft;105, vertical rod;106, furnace tube;107, electric heating wire;2, furnace rocking mechanism;201, servo motor;202, plug rod;203, connecting rod;204, rotating disc;205, eccentric shaft;206, shaft sleeve;207, spherical groove;208, ball head;209, external thread sleeve;210, internal thread seat;211, protective cover;3, smoke extraction mechanism;301, air suction pipe;302, filter box;303, air filter core;304, brushless motor;305, axial flow fan leaf;306, air outlet hole;307, splash baffle. DETAILED DESCRIPTION

[0022] Please refer to Figures 1-5 A kind of copper anode slime precious metal smelting equipment, including hot melting furnace main body 1, the bottom of hot melting furnace main body 1 is provided with furnace rocking mechanism 2, the upper end of hot melting furnace main body 1 is provided with smoke extraction mechanism 3;

[0023] The hot melting furnace body 1 comprises a furnace body 101, a furnace cover 102, a moving frame 103, a furnace tube 106 and an electric heating wire 107, the left and right sides of the furnace body 101 are provided with rotating shafts 104 connected with the moving frame 103, the furnace tube 106 and the electric heating wire 107 are installed in the furnace body 101, the furnace cover 102 is installed on the top of the furnace tube 106, the furnace shaking mechanism 2 comprises a servo motor 201, a plug rod 202, a connecting rod 203 and a rotating disc 204, the plug rod 202 is detachably installed at the bottom of the furnace body 101, the servo motor 201 is fixedly installed on the moving frame 103, the rotating disc 204 is installed on the output shaft of the servo motor 201, the upper end surface of the rotating disc 204 is provided with an eccentric shaft 205, the connecting rod 203 is installed on the eccentric shaft 205, and the end of the connecting rod 203 away from the eccentric shaft 205 is movably connected with the plug rod 202.

[0024] Further, the connecting rod 203 is provided with a shaft sleeve 206 matched with the eccentric shaft 205 in rotation, the side end surface of the plug rod 202 is provided with a spherical groove 207, and the end of the connecting rod 203 is provided with a ball head 208 matched with the spherical groove 207.

[0025] The servo motor 201 drives the rotating disc 204 to rotate, so that the eccentric shaft 205 reciprocatingly pushes and pulls the plug rod 202, drives the furnace body 101 to swing around the rotating shaft 104, and through the cooperation of the ball head 208 and the spherical groove 207, the connecting rod 203 and the plug rod 202 can be matched at multiple angles, so as to avoid motion interference.

[0026] Further, the outer end surface of the plug rod 202 is provided with an outer threaded sleeve 209 rotatably connected, and the bottom of the furnace body 101 is fixedly installed with an inner threaded seat 210 matched with the outer threaded sleeve 209.

[0027] Through the cooperation of the outer threaded sleeve 209 and the inner threaded seat 210, the plug rod 202 is installed at the bottom of the furnace body 101, so that in the hot melting process, the furnace shaking mechanism 2 drives the furnace body 101 to shake, after heating is completed, the outer threaded sleeve 209 is twisted down, so that the furnace shaking mechanism 2 is disconnected with the furnace body 101, and the discharge is facilitated.

[0028] Further, the upper end of the rotating disc 204 is provided with a protective cover 211 fixedly connected with the moving frame 103.

[0029] The rotating disc 204 and the connecting rod 203 are protected by the protective cover 211, so as to avoid knocking or dripping of materials and cause damage to the equipment, and the service life of the equipment is improved.

[0030] Further, the smoking mechanism 3 comprises an air suction pipe 301, a filter box 302, an air filter 303, a brushless motor 304 and an axial fan blade 305, the top of the filter box 302 is connected with the furnace cover 102 through the air suction pipe 301, the air filter 303 is arranged in the filter box 302, the bottom center of the filter box 302 is provided with an air outlet hole 306, and the brushless motor 304 is installed at the lower end of the air outlet hole 306 to drive the axial fan blade 305.

[0031] The brushless motor 304 drives the axial fan blade 305 to rotate, so that negative pressure is generated in the filter box 302, the harmful smoke generated in the smelting process in the furnace barrel 106 is sucked into the filter box 302, and is discharged after being filtered by the air filter 303, thereby improving the processing workshop environment.

[0032] Further, the lower end surface of the furnace cover 102 is provided with a splash baffle 307, the splash baffle 307 is located at the lower end of the air suction pipe 301, and the splash baffle 307 is a conical structure.

[0033] The splash baffle 307 shields the air inlet of the air suction pipe 301, so that the raw materials in the smelting process of the furnace barrel 106 are prevented from splashing into the filter box 302 and damaging the air filter 303, and the service life of the equipment is improved.

[0034] Further, the upper end surface of the rotating shaft 104 is provided with a vertical rod 105.

[0035] The vertical rod 105 facilitates the rotation of the furnace body 101, so that after the furnace tilting mechanism 2 is disconnected from the furnace body 101, the vertical rod 105 is actuated to drive the furnace body 101 to rotate for discharging, thereby improving the convenience of operation.

[0036] In use, the device is first installed on the bottom of the furnace body 101 through the cooperation of the external thread sleeve 209 and the internal thread seat 210, so that the rocking furnace mechanism 2 is connected with the hot melt furnace body 1; after the copper anode slime raw material is placed in the furnace cylinder 106, the furnace cover 102 is covered, the shaft fan blade 305 is driven to rotate by the brushless motor 304, a negative pressure is generated in the filter box 302, the harmful smoke generated in the smelting process in the furnace cylinder 106 is sucked into the filter box 302 through the air suction pipe 301, and is discharged after being filtered by the air filter core 303; at the same time, the servo motor 201 is started, the servo motor 201 drives the rotating disc 204 to rotate, the eccentric shaft 205 reciprocatingly pushes and pulls the plug rod 202, and the furnace body 101 is swung around the rotating shaft 104, so that the raw materials in the furnace body 101 are uniformly heated; during the smelting process, the splash-proof baffle 307 at the lower end of the furnace cover 102 can prevent the raw materials from splashing into the filter box 302 and damaging the air filter core 303; after the smelting is completed, the external thread sleeve 209 is twisted, so that the rocking furnace mechanism 2 is disconnected with the furnace body 101, the rotating shaft 104 on the upper end of the vertical rod 105 is rotated to rotate the furnace body 101, and the discharging operation is completed; during the whole process, the protective cover 211 can protect the rotating disc 204 and the connecting rod 203, so that the equipment is not damaged due to bumping or dripping, and the normal operation and service life of the equipment are ensured.

[0037] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection range of the utility model.

Claims

1. A copper anode slime precious metal smelting plant comprising a hot furnace main body (1), characterized in that: The bottom of the hot melting furnace body (1) is provided with a rocking mechanism (2), and the upper end of the hot melting furnace body (1) is provided with a smoke extraction mechanism (3); The hot melting furnace body (1) comprises a furnace body (101), a furnace cover (102), a moving frame (103), a furnace tube (106) and an electric heating wire (107), both sides of the furnace body (101) are provided with rotating shafts (104) rotatably connected with the moving frame (103), the furnace tube (106) and the electric heating wire (107) are installed in the furnace body (101), the furnace cover (102) is installed on the top of the furnace tube (106), the rocking mechanism (2) comprises a servo motor (201), a plug rod (202), a connecting rod (203) and a rotating disc (204), the plug rod (202) is detachably installed at the bottom of the furnace body (101), the servo motor (201) is fixedly installed on the moving frame (103), the rotating disc (204) is installed on the output shaft of the servo motor (201), the upper end surface of the rotating disc (204) is provided with an eccentric shaft (205), the connecting rod (203) is installed on the eccentric shaft (205), and the end of the connecting rod (203) away from the eccentric shaft (205) is movably connected with the plug rod (202).

2. A precious metal smelting apparatus for copper anode slime as claimed in claim 1, characterized in that: An axle sleeve (206) is arranged on the connecting rod (203) and rotatably matched with the eccentric shaft (205), the side end surface of the plug rod (202) is provided with a spherical groove (207), and the end of the connecting rod (203) is provided with a ball head (208) matched with the spherical groove (207).

3. A precious metal smelting apparatus for copper anode slime as claimed in claim 1, characterized in that: An outer threaded sleeve (209) is arranged on the outer end surface of the plug rod (202) and rotatably connected, and an inner threaded seat (210) matched with the outer threaded sleeve (209) is fixedly installed at the bottom of the furnace body (101).

4. A precious metal smelting apparatus for copper anode slime as claimed in claim 1, characterized in that: The upper end of the rotating disc (204) is provided with a protective cover (211) fixedly connected with the moving frame (103).

5. A precious metal smelting apparatus for copper anode slime as claimed in claim 1, characterized in that: The smoke extraction mechanism (3) comprises an air suction pipe (301), a filter box (302), an air filter element (303), a brushless motor (304) and an axial fan blade (305), the top of the filter box (302) is connected with the furnace cover (102) through the air suction pipe (301), the air filter element (303) is arranged in the filter box (302), a gas outlet hole (306) is arranged at the bottom center of the filter box (302), and the brushless motor (304) is installed at the lower end of the gas outlet hole (306) and drives the axial fan blade (305).

6. A precious metal smelting apparatus for copper anode slime as claimed in claim 1, characterized in that: The lower end surface of the furnace cover (102) is provided with a splash baffle (307), the splash baffle (307) is located at the lower end of the air suction pipe (301), and the splash baffle (307) is a conical structure.

7. A precious metal smelting apparatus for copper anode slime as claimed in claim 1, characterized in that: The upper end surface of the rotating shaft (104) is provided with a vertical rod (105).

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