Smelting furnace for waste lead recovery production

Abstract

The utility model discloses a smelting furnace for waste lead recovery production, which comprises a smelting mechanism, a stirring mechanism, a feeding mechanism, a plugging mechanism and a filtering mechanism, the smelting mechanism comprises a smelting furnace, the smelting furnace is provided with an inlet for materials to enter, the bottom of the smelting furnace is provided with an outlet for discharging molten materials, and the stirring mechanism is arranged on the smelting furnace. The stirring mechanism is arranged above the smelting furnace and comprises a driving motor, a stirring shaft in transmission connection with the driving motor and stirring blades mounted on the stirring shaft; the feeding mechanism comprises a feeding pipe, a feeding port formed in the side face of the bottom end of the feeding pipe, a discharging port formed in the side face of the top end of the feeding pipe, a spiral feeding blade arranged in the feeding pipe and a feeding driving motor in transmission connection with the spiral feeding blade, and a discharging pipe is installed at the discharging port. According to the smelting furnace for waste lead recovery production, air pollution can be reduced, and the service life is long.

Description

TECHNICAL FIELD

[0001] The utility model relates to waste old lead acid battery recovery technical field, specifically relates to a kind of smelting furnace for waste lead recovery production. BACKGROUND

[0002] Lead-acid battery has been invented for more than 100 years since 1859, since its invention, because of its low price, raw materials are easy to obtain, use has full reliability, suitable for large current discharge and wide environmental temperature range and other advantages, in chemical power source, it has always occupied absolute advantage, has brought great convenience to people's life and production, but if randomly discarded after lead-acid battery recycling, it will cause serious environmental pollution, if it is recycled, it can save considerable production cost, and in the process of lead-acid battery recycling, melting recovery is a common means.

[0003] But in the process of recycling and melting lead-acid battery, due to the incomplete crushing of lead-acid battery, part of electrolyte is still left in lead-acid battery, so that a large amount of toxic gas is generated in the treatment process, which pollutes the environment when discharged into the air, and the inner wall of the smelting furnace is corroded in the melting process, which may reduce the service life of the smelting furnace. UTILITY MODEL CONTENT

[0004] In order to overcome the shortcomings of the prior art, the purpose of the utility model is to provide a smelting furnace for waste lead recovery production, which can reduce air pollution and has long service life.

[0005] The utility model discloses the following technical scheme:

[0006] A smelting furnace for waste lead recovery production, comprising:

[0007] The smelting mechanism comprises a smelting furnace, the smelting furnace is provided with an inlet for material entering, and the bottom of the smelting furnace is provided with an outlet for molten material discharging;

[0008] The stirring mechanism is arranged above the smelting furnace, and comprises a driving motor, a stirring shaft in transmission connection with the driving motor and stirring blades mounted on the stirring shaft;

[0009] The feeding mechanism comprises a feeding pipe, a feeding port arranged on the side surface of the bottom end of the feeding pipe, a discharging port arranged on the side surface of the top end of the feeding pipe, a spiral feeding blade arranged in the feeding pipe and a feeding driving motor in transmission connection with the spiral feeding blade, the discharging port is provided with a discharging pipe, and the outlet of the discharging pipe faces the inlet;

[0010] The blocking mechanism comprises a baffle and a baffle driving motor, the discharge pipe is provided with a first opening for the baffle to extend into, and the baffle driving motor is adapted to drive the baffle to extend into or out of the first opening.

[0011] The filtering mechanism comprises a filter screen and a vibration motor, the vibration motor is installed on the discharge pipe and is adapted to vibrate the discharge pipe, and the filter screen is installed on the side of the discharge pipe and is adapted to filter out impurities adhering to the surface of the material when the discharge pipe vibrates.

[0012] Further, the filtering mechanism further comprises a conveying belt arranged below the outlet, rotating rollers installed at both ends of the conveying belt, and a conveying belt driving motor in transmission connection with any one of the rotating rollers, and the conveying belt is a steel mesh conveying belt.

[0013] Further, the cleaning mechanism comprises a cleaning brush and a waste box, the cleaning brush is located below the conveying belt, the bristles of the cleaning brush abut against the conveying belt, and the cleaning brush is adapted to scrape off impurities remaining on the surface of the conveying belt during the movement of the conveying belt, and the waste box is arranged below the cleaning brush and is adapted to accommodate the impurities scraped off by the cleaning brush.

[0014] Further, the smelting mechanism is arranged in the shell, the driving motor is installed on the shell, one end of the stirring shaft is in transmission connection with the driving motor, the other end of the stirring shaft extends into the shell and is provided with the stirring blade, and the side of the shell is provided with a second opening for the discharge pipe to extend into.

[0015] Further, a connecting cover is installed between the discharge pipe and the second opening.

[0016] Further, the waste gas collecting mechanism comprises an exhaust fan, a first waste gas collecting pipe, a second waste gas collecting pipe and a filter box, one end of the first waste gas collecting pipe is connected with the discharge pipe, the other end is connected with the filter box, one end of the second waste gas collecting pipe is connected with the shell, the other end is connected with the filter box, a plurality of activated carbon filter screens are installed in the filter box, and the exhaust fan is connected with the filter box.

[0017] Further, a collecting frame for accommodating molten material is arranged below the outlet.

[0018] Advantages:

[0019] The spiral feeding blade can lift the waste materials and stir the waste materials in the feeding process, so that the waste materials rotate to brush out the electrolyte remaining in the waste materials, and the waste materials are further vibrated by the vibration motor arranged at the discharge pipe, so that the electrolyte remaining in the waste materials is further removed, thereby reducing harmful waste gas generated when the waste materials such as lead batteries are burned, and improving the quality of lead blocks after smelting. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a front view of the smelting furnace for waste lead recycling production of the utility model;

[0021] Figure 2 It is a side view of the smelting furnace for waste lead recycling production of the utility model;

[0022] Figure 3 It is a sectional view of the smelting furnace for waste lead recycling production of the utility model;

[0023] Figure 4 It is Figure 3 It is an enlarged view of A in the middle;

[0024] Figure 5 It is a side sectional view of the smelting furnace for waste lead recycling production of the utility model.

[0025] Reference signs:

[0026] 10, smelting furnace; 101, inlet; 102, outlet; 20, stirring mechanism; 201, driving motor; 202, stirring shaft; 203, stirring blade; 30, feeding mechanism; 301, feeding pipe; 3011, feeding port; 3012, discharge pipe; 302, spiral feeding blade; 303, feeding driving motor; 40, plugging mechanism; 401, baffle; 402, baffle driving motor; 50, filtering mechanism; 501, filter screen; 502, vibration motor; 503, conveying belt; 504, rotating roller; 505, conveying belt driving motor; 60, cleaning mechanism; 601, cleaning brush; 602, waste box; 70, shell; 80, waste gas collecting mechanism; 801, exhaust fan; 802, first waste gas collecting pipe; 803, second waste gas collecting pipe; 804, filtering box. DETAILED DESCRIPTION

[0027] In the following, the utility model is further described in combination with the drawings and the specific embodiments, and it should be noted that the following described embodiments or technical features can be combined to form new embodiments without conflict.

[0028] In the description of the utility model, it is necessary to understand that the orientation or positional relationship indicated by the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relationship shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0029] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0030] In the description of the utility model, it should be noted that, unless otherwise specifically defined and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0031] As shown in Figures 1-5 A smelting furnace for waste lead recovery production, comprising a smelting mechanism, the smelting mechanism comprises a smelting furnace 10, the smelting furnace 10 is provided with an inlet 101 for material entering, the bottom of the smelting furnace 10 is provided with an outlet 102 for discharging molten material;

[0032] A stirring mechanism 20 is arranged above the smelting furnace 10, the stirring mechanism 20 comprises a driving motor 201, a stirring shaft 202 in transmission connection with the driving motor 201 and a stirring blade 203 mounted on the stirring shaft 202;

[0033] A feeding mechanism 30, comprising a feeding pipe 301, a feeding port 3011 arranged on the bottom end side of the feeding pipe 301, a discharging port arranged on the top end side of the feeding pipe 301, a spiral feeding blade 302 arranged in the feeding pipe 301 and a feeding driving motor 303 in transmission connection with the spiral feeding blade 302, the discharging port is provided with a discharging pipe 3012, and the outlet 102 of the discharging pipe 3012 faces the inlet 101;

[0034] The blocking mechanism 40 comprises a baffle 401 and a baffle driving motor 402, a first opening is formed in the discharge pipe 3012 for the baffle 401 to extend into, and the baffle driving motor 402 is suitable for driving the baffle 401 to extend into or out of the first opening;

[0035] The filtering mechanism 50 comprises a filter screen 501 and a vibration motor 502, the vibration motor 502 is installed on the discharge pipe 3012 and is suitable for vibrating the discharge pipe 3012, and the filter screen 501 is installed on the side of the discharge pipe 3012 and is suitable for filtering out impurities adhering to the surface of the material when the discharge pipe 3012 vibrates.

[0036] In operation, the lead-containing waste to be melted, such as lead-acid batteries, is poured into the feeding port 3011, the feeding driving motor 303 drives the spiral feeding blade 302 to rotate to lift the waste to the discharge port, and then the waste is conveyed to the furnace 10 through the discharge pipe 3012, the furnace 10 works to heat the waste, and at the same time, the driving motor 201 drives the stirring blade 203 to rotate through the stirring shaft 202 to accelerate the melting of the waste in the furnace 10; specifically, after the waste enters the discharge pipe 3012, the baffle driving motor 402 drives the baffle 401 to extend into the first opening to block the discharge pipe 3012, at this time, the waste is above the filter screen 501, and the vibration motor 502 is started to vibrate the waste in the feeding pipe 301, so that the dust adhering to the surface of the waste and the electrolyte remaining in the lead-acid battery can be shaken out to prevent them from entering the furnace 10 with the waste to be melted.

[0037] The spiral feeding blade 302 can lift the waste, and at the same time, the spiral feeding blade 302 can stir the waste during the feeding process to make the waste rotate to brush out the electrolyte remaining in the waste, and the vibration motor 502 arranged on the discharge pipe 3012 further vibrates the waste to further remove the electrolyte remaining in the waste, thereby reducing the harmful waste gas generated when the waste such as lead-acid batteries is burned, and improving the quality of the lead block after melting.

[0038] Since there are metals such as iron and copper with relatively high melting points in lead-acid batteries in addition to lead, in the embodiment, the filtering mechanism 50 further comprises a conveying belt 503 arranged below the outlet 102, rotating rollers 504 installed at both ends of the conveying belt 503, and a conveying belt driving motor 505 in transmission connection with any one of the rotating rollers 504, and the conveying belt 503 is a steel mesh conveying belt 503, which can separate the un-melted iron and copper in the molten lead liquid to avoid the iron and copper remaining in the lead liquid to be made into lead blocks, thereby effectively improving the quality of the lead blocks.

[0039] And in order to brush off the iron and copper scraps left on the conveying belt 503, while avoiding the lead liquid attached to the surface of the iron and copper scraps from solidifying on the surface of the conveying belt 503 and blocking the mesh on the conveying belt 503, the cleaning mechanism 60 is further included in the embodiment, which includes a cleaning brush 601 and a waste box 602. The cleaning brush 601 is located below the conveying belt 503, and the bristles of the cleaning brush 601 abut the conveying belt 503, so as to scrape off the impurities such as iron, copper scraps and residual lead liquid left on the surface of the conveying belt 503 during the movement of the conveying belt 503. The waste box 602 is arranged below the cleaning brush 601, so as to accommodate the impurities scraped off by the cleaning brush 601. Specifically, in the embodiment, the bristles of the cleaning brush 601 are made of metal material, which can effectively scrape off the impurities attached to the surface of the conveying belt 503.

[0040] Specifically, in order to facilitate the collection of waste gas after smelting, the housing 70 is further included in the embodiment, the smelting mechanism is arranged in the housing 70, the driving motor 201 is mounted on the housing 70, one end of the stirring shaft 202 is in transmission connection with the driving motor 201, the other end of the stirring shaft 202 extends into the housing 70 and is provided with the stirring blade 203, a second opening is formed in the side surface of the housing 70 for the discharge pipe 3012 to extend into, and in order to prevent waste gas from being discharged through the second opening and ensure the sealing of the housing 70, a connecting cover is further mounted between the discharge pipe 3012 and the second opening in the embodiment.

[0041] At the same time, in order to collect waste gas and reduce environmental pollution, the waste gas collecting mechanism 80 is further included in the embodiment, which includes an exhaust fan 801, a first waste gas collecting pipe 802, a second waste gas collecting pipe 803 and a filter box 804. One end of the first waste gas collecting pipe 802 is connected with the discharge pipe 3012, and the other end is connected with the filter box 804. One end of the second waste gas collecting pipe 803 is connected with the housing 70, and the other end is connected with the filter box 804. A plurality of activated carbon filter screens 501 are mounted in the filter box 804, and the exhaust fan 801 is connected with the filter box 804.

[0042] When working, the exhaust fan 801 can suck the smoke dust in the discharge pipe 3012 and the waste gas produced due to combustion in the housing 70, and then discharge the waste gas after multiple filtrations by the plurality of activated carbon filter screens 501 in the filter box 804, so as to reduce air pollution.

[0043] Specifically, in order to facilitate the collection of molten lead liquid, the collecting frame for accommodating molten material is arranged below the outlet 102 in the embodiment.

[0044] The above is further detailed description of the utility model in combination with specific embodiments, and cannot be determined that the utility model specific implementation is limited to these descriptions. For ordinary skilled in the art to which the utility model belongs, without departing from the concept of the utility model, a number of simple deductions or substitutions can be made, and all should be regarded as belonging to the protection scope determined by the claims submitted by the utility model.

Claims

1. A smelting furnace for scrap lead recovery production, characterized by: The utility model provides a smelting device and a smelting method thereof, and the smelting device comprises a smelting mechanism, a stirring mechanism, a feeding mechanism, a blocking mechanism, a filtering mechanism, a cleaning mechanism and a shell. The smelting mechanism comprises a smelting furnace, an inlet of the smelting furnace, an outlet of the smelting furnace, a driving motor, a stirring shaft and stirring blades. The feeding mechanism comprises a feeding pipe, a feeding port, a discharging port, a spiral feeding blade and a feeding driving motor. The blocking mechanism comprises a baffle and a baffle driving motor. The filtering mechanism comprises a filter screen and a vibration motor. The cleaning mechanism comprises a cleaning brush and a waste box.

2. The smelting furnace for scrap lead recovery production according to claim 1, characterized in that: The shell comprises a first opening and a second opening.

3. The smelting furnace for scrap lead recovery production according to claim 2, characterized in that: The smelting device further comprises a connecting cover.

4. The smelting furnace for scrap lead recovery production according to claim 1, characterized in that: The smelting device further comprises an exhaust collection mechanism.

5. The smelting furnace for scrap lead recovery production according to claim 4, characterized in that: The outlet is provided with a collecting frame for receiving molten material.

6. The smelting furnace for scrap lead recovery production according to claim 4, characterized in that: ​ 7. The smelting furnace for scrap lead recovery production according to claim 1, characterized in that: ​

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