Smelting furnace for producing and processing automobile castings

Abstract

The smelting furnace for producing and processing the automobile castings comprises a smelting furnace body, a dumping unit is fixedly installed on the outer side of the smelting furnace body, and a waste gas treatment device is fixedly installed on the outer surface of the side, away from the dumping unit, of the smelting furnace body. And a cooling device is fixedly mounted on the outer surface of the smelting furnace and located below the waste gas treatment device. According to the smelting furnace, the waste gas treatment device is installed, impurities mixed in waste gas are filtered out through the filter screen, the waste gas is subjected to adsorption treatment through the adsorption plate made of an activated carbon material, the additionally-arranged graphite plate can reduce the temperature of gas emission, the cooling device is installed, the fan can cool the smelting furnace, and therefore the smelting furnace can be cooled. In addition, cooling water in the cooling water tank is pumped into the coiled pipe through the pump body, the separated cold air can further cool the smelting furnace, and the fan is matched with the coiled pipe with the cooling water, so that the cooling effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of smelting furnaces, in particular to a smelting furnace for producing and processing automobile castings. Background Art

[0002] A smelting furnace is a device that melts metal ingots and some scrap metals and adds necessary alloy components, and then smelts them into the required alloy through operations such as slagging and refining. In the production of automobile castings, the castings are melted in a smelting furnace and then processed.

[0003] The melting furnace melts the automobile castings by generating high temperature, and the generated heat needs to be discharged through the cooling system to ensure the normal progress of the production process. The existing melting furnace is cooled by cooling water, and the cooling effect is poor, and not much heat is taken away. In addition, waste gas is generated when the automobile castings are melted. When the furnace cover is opened after the melting, a large amount of smoke gushes out, affecting the surrounding environment. Utility Model Content

[0004] The utility model aims to provide a melting furnace for producing and processing automobile castings to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a smelting furnace for the production and processing of automobile castings, comprising a smelting furnace, a dumping unit is fixedly installed on the outside of the smelting furnace, an exhaust gas treatment device is fixedly installed on the outer surface of the smelting furnace away from the dumping unit, a cooling device is fixedly installed on the outer surface of the smelting furnace and below the exhaust gas treatment device, and multiple groups of the cooling devices are arranged.

[0006] The waste gas treatment device includes an outlet pipe, which is fixedly connected above the smelting furnace. The other end of the outlet pipe is fixedly connected to a treatment box, which is arranged on the outer surface of the smelting furnace. A sealing door is arranged on the front side of the treatment box. An exhaust pipe is fixedly connected to the outer surface below the treatment box. Positioning plates are arranged on the inner wall above the treatment box. Three positioning plates are arranged. A filter is slidably connected to the upper positioning plate, and adsorption plates are slidably connected to the other two positioning plates.

[0007] In the above technical solution, impurities contained in the exhaust gas are filtered out by a filter net, and the exhaust gas is adsorbed by an adsorption plate made of activated carbon material.

[0008] The cooling device comprises a cooling box, which is fixedly connected to the middle of the outer surface of the smelting furnace. A fan is installed in the cooling box, and a cooling component is installed below the cooling box.

[0009] As a further preferred embodiment of the present technical solution, the dumping unit includes a base, the front and rear sides of one end of the base are fixedly connected to a support rod, a connecting plate is movably connected to the support rod via a connecting piece, a hydraulic cylinder is movably connected between the connecting plate and the base, and a liquid outlet nozzle is fixedly connected to the middle of the connecting plate.

[0010] As a further preferred embodiment of the present technical solution, the connecting plate is fixedly connected to the smelting furnace, a liquid outlet is provided on a side of the smelting furnace close to the connecting plate, and the liquid outlet is butt-jointed with the liquid outlet nozzle.

[0011] As a further preferred embodiment of the present technical solution, a mounting frame is fixedly connected to the lower part of the inner wall of the processing box, and a graphite plate is arranged on the mounting frame.

[0012] In the above technical solution, the graphite plate provided has a heat absorption effect and can absorb heat from high-temperature exhaust gas, thereby reducing the temperature of gas emissions.

[0013] As a further preferred embodiment of the present technical solution, heat dissipation grooves are arranged on the graphite plate, and through holes are arranged in the heat dissipation grooves.

[0014] In the above technical solution, the heat dissipation grooves and through holes arranged on the graphite plate can increase the contact area between the gas and the graphite plate, thereby achieving a better heat absorption effect.

[0015] As a further preferred embodiment of the present technical solution, the cooling and temperature reduction component comprises a cooling water tank, the cooling water tank is fixedly connected to the smelting furnace, and heat sinks are arranged on the front and rear outer surfaces of the cooling water tank.

[0016] In the above technical solution, the heat sink provided can accelerate the loss of heat of the cooling water in the cooling water tank.

[0017] As a further preferred embodiment of the present technical solution, a pump body is provided in the cooling water tank, the outlet end of the pump body is fixedly connected to a water inlet pipe, the water inlet pipe extends into the cooling tank, the other end of the water inlet pipe is fixedly connected to a serpentine pipe, the serpentine pipe is provided on the outside of the fan, the other end of the serpentine pipe is fixedly connected to a water outlet pipe, the water outlet pipe extends into the cooling water tank.

[0018] In the above technical solution, the precipitated cold air can further cool the smelting furnace, and the fan and the serpentine pipe with cooling water cooperate to improve the cooling effect.

[0019] The utility model provides a melting furnace for automobile casting production and processing, which has the following beneficial effects:

[0020] (1) The utility model installs an exhaust gas treatment device. During the melting process of automobile castings in a smelting furnace, exhaust gas is generated. The rising exhaust gas enters a treatment box through an exhaust pipe, and impurities contained in the exhaust gas are filtered out by a filter. The exhaust gas is adsorbed and treated by an adsorption plate made of activated carbon. In addition, a graphite plate is provided, which has a heat absorption effect and can absorb heat from high-temperature exhaust gas, thereby reducing the temperature of gas emissions. The heat dissipation grooves and through holes provided on the graphite plate can increase the contact area between the gas and the graphite plate, thereby achieving a better heat absorption effect. In addition, the filter, adsorption plate and graphite plate can be taken out and replaced by opening a sealed door.

[0021] (2) The utility model installs a cooling device, and can cool the smelting furnace through a fan. In addition, the cooling water in the cooling water tank is pumped into the serpentine pipe through a pump body, and the precipitated cold air can further cool the smelting furnace. The fan and the serpentine pipe with cooling water cooperate to improve the cooling effect, and the water after heat exchange flows back into the cooling water tank through the serpentine pipe, thereby improving efficiency and reducing water consumption. The heat sink is provided to accelerate the dissipation of heat and make it recycled. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the smelting furnace of the utility model;

[0023] Figure 2 The utility model is Figure 1 Structural diagram of the dumping unit;

[0024] Figure 3 The utility model is Figure 1 Schematic diagram of the internal structure of the exhaust gas treatment device;

[0025] Figure 4 The utility model is Figure 3 A schematic diagram of the structure of the cooling device;

[0026] Figure 5 The utility model is Figure 3 Schematic diagram of the split structure inside the processing box;

[0027] In the figure: 1. smelting furnace; 11. liquid outlet; 2. dumping unit; 21. base; 22. support rod; 23. connecting plate; 24. liquid outlet nozzle; 25. hydraulic cylinder; 3. exhaust gas treatment device; 31. outlet pipe; 32. treatment box; 33. sealing door; 34. exhaust pipe; 321. positioning plate; 322. filter screen; 323. adsorption plate; 324. graphite plate; 325. mounting frame; 3241. heat sink; 3242. through hole; 4. cooling device; 41. cooling box; 42. fan; 43. cooling and cooling component; 431. cooling water tank; 432. heat sink; 433. pump body; 434. water inlet pipe; 435. serpentine pipe; 436. water outlet pipe. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0029] The utility model provides a technical solution: Figure 1 As shown, in this embodiment, a melting furnace for the production and processing of automobile castings includes a melting furnace 1, a dumping unit 2 is fixedly installed on the outer side of the melting furnace 1, an exhaust gas treatment device 3 is fixedly installed on the outer surface of the melting furnace 1 away from the dumping unit 2, a cooling device 4 is fixedly installed on the outer surface of the melting furnace 1 and below the exhaust gas treatment device 3, and the cooling device 4 is arranged in multiple groups.

[0030] like Figure 1 and Figure 2 As shown, the dumping unit 2 includes a base 21, and the front and rear sides of one end of the base 21 are fixedly connected with a support rod 22, and a connecting plate 23 is movably connected to the support rod 22 through a connecting piece, and a hydraulic cylinder 25 is movably connected between the connecting plate 23 and the base 21, and a liquid outlet 24 is fixedly connected to the middle of the connecting plate 23, and the connecting plate 23 is fixedly connected to the smelting furnace 1. A liquid outlet 11 is provided on one side of the smelting furnace 1 close to the connecting plate 23, and the liquid outlet 11 is connected to the liquid outlet 24. The molten water can be poured out from the liquid outlet through the dumping unit 2 to avoid burns caused by manual dumping.

[0031] like Figure 3 and Figure 5As shown, the exhaust gas treatment device 3 includes an exhaust pipe 31, the exhaust pipe 31 is fixedly connected above the smelting furnace 1, the other end of the exhaust pipe 31 is fixedly connected to a treatment box 32, the treatment box 32 is arranged on the outer surface of the smelting furnace 1, a sealing door 33 is arranged on the front side of the treatment box 32, an exhaust pipe 34 is fixedly connected to the outer surface below the treatment box 32, and positioning plates 321 are arranged on the inner wall above the treatment box 32. Three positioning plates 321 are arranged, and the upper positioning plate 321 is slidably connected to a filter screen 322, and the other two positioning plates 321 are slidably connected to adsorption plates 323. A mounting frame 325 is fixedly connected to the lower part of the inner wall of the treatment box 32, and a graphite plate 324 is arranged on the mounting frame 325. Heat dissipation grooves 32 are arranged on the graphite plate 324. 41, through holes 3242 are arranged in the heat dissipation groove 3241, and by installing the exhaust gas treatment device 3, the automobile casting generates exhaust gas during the melting process in the smelting furnace, and the rising exhaust gas enters the treatment box 32 through the exhaust pipe 31, and the impurities contained in the exhaust gas are filtered out by the filter 322, and the exhaust gas is adsorbed and treated by the adsorption plate 323 made of activated carbon material. The graphite plate 324 arranged in addition has a heat absorption effect, which can absorb the high-temperature exhaust gas, thereby reducing the temperature of the gas emission, and the heat dissipation groove 3241 and the through hole 3242 arranged on the graphite plate 324 can increase the contact area between the gas and the graphite plate 324, and the heat absorption effect is better. In addition, the filter 322, the adsorption plate 323 and the graphite plate 324 can be taken out and replaced by opening the sealing door 33.

[0032] like Figure 3 and Figure 4As shown, the cooling device 4 includes a cooling box 41, the cooling box 41 is fixedly connected to the middle of the outer surface of the smelting furnace 1, a fan 42 is installed in the cooling box 41, a cooling component 43 is installed below the cooling box 41, and the cooling component 43 includes a cooling water tank 431, the cooling water tank 431 is fixedly connected to the smelting furnace 1, and the front and rear outer surfaces of the cooling water tank 431 are arranged with heat sinks 432, and a pump body 433 is arranged in the cooling water tank 431, and the outlet end of the pump body 433 is fixedly connected to a water inlet pipe 434, and the water inlet pipe 434 extends into the cooling box 41, and the other end of the water inlet pipe 434 is fixedly connected to a serpentine pipe 435, and the serpentine pipe 43 5 is arranged outside the fan 42, and the other end of the serpentine pipe 435 is fixedly connected with a water outlet pipe 436, and the water outlet pipe 436 extends into the cooling water tank 431. By installing the cooling device 4, the smelting furnace 1 can be cooled by the fan 42. In addition, the cooling water in the cooling water tank 431 is pumped into the serpentine pipe 435 through the pump body 433, and the precipitated cold air can further cool the smelting furnace. The fan 42 and the serpentine pipe 435 with cooling water cooperate to improve the cooling effect, and the water after heat exchange flows back into the cooling water tank 431 through the serpentine pipe 435, so as to improve the efficiency and reduce the water consumption, and the heat dissipation is accelerated through the heat sink 432, so that the heat is recycled.

[0033] The utility model provides a melting furnace for automobile casting production and processing, and the specific working principle is as follows: automobile castings are melted by a melting furnace 1, and during the melting process, they are cooled by a fan 42 and circulating cooling water; in addition, the exhaust gas generated by automobile melting enters a processing box 32 through an exhaust pipe 31, is adsorbed and filtered by a filter screen 322 and an adsorption plate 323, and is cooled by a graphite plate 324 until it is discharged from an exhaust pipe 34; after melting, the melting furnace 1 is tilted by a hydraulic cylinder 25, and the molten water is poured out through a liquid outlet nozzle 24.

[0034] 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 melting furnace for automobile casting production and processing, comprising a melting furnace (1), characterized in that: A dumping unit (2) is fixedly mounted on the outside of the smelting furnace (1), a waste gas treatment device (3) is fixedly mounted on the outer surface of the smelting furnace (1) on a side away from the dumping unit (2), a cooling device (4) is fixedly mounted on the outer surface of the smelting furnace (1) and below the waste gas treatment device (3), and a plurality of groups of the cooling devices (4) are provided; The exhaust gas treatment device (3) comprises an exhaust pipe (31), wherein the exhaust pipe (31) is fixedly connected above the smelting furnace (1), and the other end of the exhaust pipe (31) is fixedly connected to a treatment box (32), and the treatment box (32) is arranged on the outer surface of the smelting furnace (1). A sealing door (33) is arranged on the front side of the treatment box (32), and an exhaust pipe (34) is fixedly connected to the lower outer surface of the treatment box (32). Positioning plates (321) are arranged on the inner wall above the treatment box (32), and three positioning plates (321) are arranged. The upper positioning plate (321) is slidably connected to a filter screen (322), and the other two positioning plates (321) are slidably connected to adsorption plates (323); The cooling device (4) comprises a cooling box (41), the cooling box (41) being fixedly connected to the middle of the outer surface of the smelting furnace (1), a fan (42) being installed in the cooling box (41), and a cooling component (43) being installed below the cooling box (41).

2. The melting furnace for automobile casting production and processing according to claim 1, characterized in that: The tipping unit (2) comprises a base (21), the front and rear sides of one end of the base (21) are fixedly connected to a support rod (22), the support rod (22) is movably connected to a connecting plate (23) via a connecting piece, a hydraulic cylinder (25) is movably connected between the connecting plate (23) and the base (21), and a liquid outlet nozzle (24) is fixedly connected to the middle of the connecting plate (23).

3. The melting furnace for automobile casting production and processing according to claim 2, characterized in that: The connecting plate (23) is fixedly connected to the smelting furnace (1); a liquid outlet (11) is provided on a side of the smelting furnace (1) close to the connecting plate (23); and the liquid outlet (11) is butt-jointed with a liquid outlet nozzle (24).

4. The melting furnace for automobile casting production and processing according to claim 1, characterized in that: A mounting frame (325) is fixedly connected to the lower portion of the inner wall of the processing box (32), and a graphite plate (324) is arranged on the mounting frame (325).

5. The melting furnace for automobile casting production and processing according to claim 4, characterized in that: The graphite plate (324) is provided with heat dissipation grooves (3241) arranged in sequence, and through holes (3242) are arranged in sequence in the heat dissipation grooves (3241).

6. The melting furnace for automobile casting production and processing according to claim 1, characterized in that: The cooling and temperature reduction component (43) comprises a cooling water tank (431), the cooling water tank (431) being fixedly connected to the smelting furnace (1), and heat sinks (432) being arranged on the front and rear outer surfaces of the cooling water tank (431).

7. The melting furnace for automobile casting production and processing according to claim 6, characterized in that: A pump body (433) is arranged in the cooling water tank (431); an outlet end of the pump body (433) is fixedly connected to a water inlet pipe (434); the water inlet pipe (434) extends into the cooling water tank (41); the other end of the water inlet pipe (434) is fixedly connected to a serpentine pipe (435); the serpentine pipe (435) is arranged outside the fan (42); the other end of the serpentine pipe (435) is fixedly connected to a water outlet pipe (436); the water outlet pipe (436) extends into the cooling water tank (431).

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