CN111306947A

CN111306947A - Cast iron furnace

Info

Publication number: CN111306947A
Application number: CN202010133245.7A
Authority: CN
Inventors: 程顺平; 许良云
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-01
Filing date: 2020-03-01
Publication date: 2020-06-19

Abstract

The invention relates to the technical field of cast iron furnaces, in particular to a cast iron furnace, which comprises a base, an electro-hydraulic push rod, a first vertical plate, a second vertical plate, a furnace body, a first bearing, a mounting shaft, a motor, a worm gear, a medium-frequency power supply, an air hopper, a fan, a one-way valve, an air inlet pipe, a purification box, an exhaust joint, a filter head, a gooseneck pipe, a cylinder, a dust filter bag and a connector. The invention comprises a gas purification mechanism, when molten iron is melted, the gas purification mechanism can suck the generated gas containing smoke dust into the purification box under the action of the fan, at the moment, water in the purification box can filter and absorb a large part of smoke dust, then the gas is discharged from the exhaust joint, and when the gas is discharged from the exhaust joint, the gas passes through the filter head, at the moment, the residual smoke dust is further filtered under the action of the filter head, thereby greatly facilitating the filtration of the smoke dust generated by melting steel, avoiding the situation that the smoke dust scatters everywhere, and being beneficial to improving the quality of the working environment.

Description

Cast iron furnace

Technical Field

The invention relates to the technical field of cast iron furnaces, in particular to a cast iron furnace.

Background

Casting is a relatively early metal hot working process mastered by human, and is a method of casting liquid metal into a casting cavity matched with a part in shape and obtaining a part or a blank after the liquid metal is cooled and solidified.

The height of current intermediate frequency furnace is most fixed unchangeable, because the high difference of casting mould, when the molten iron flows by the furnace body, if when casting mould is higher apart from, the condition that spatters the liquid appears easily, and then scald staff's the condition appears easily, when the in use melts the molten iron frequently, can produce more smoke and dust, the smoke and dust drifts away in the air, the quality that has not only reduced operational environment, during the staff also inhales the respiratory track easily, influence staff's respiratory track health easily, there is certain defect. Accordingly, a cast iron furnace has been proposed to address the above problems.

Disclosure of Invention

The present invention has been made to solve the above problems, and an object of the present invention is to provide a cast iron furnace.

The invention achieves the purpose through the following technical scheme, and the cast iron furnace comprises a base, two electro-hydraulic push rods, a first vertical plate, a second vertical plate, a furnace body, a first bearing, a rotating mechanism and a gas purification mechanism, wherein the top surface of the base is vertically and fixedly connected with the two electro-hydraulic push rods, the top ends of the two electro-hydraulic push rods are respectively and fixedly connected with the first vertical plate and the second vertical plate, installation shafts are fixedly connected to the tops of the outer walls of the two side plates, which correspond to each other, of the furnace body, the two installation shafts are respectively and rotatably installed on the first vertical plate and the second vertical plate through the first bearing, the rotating mechanism is installed on one side surface of the first vertical plate, and the gas purification mechanism is installed; the rotating mechanism comprises a motor, a worm and a worm wheel, the worm wheel is fixedly sleeved at one end close to the mounting shaft of the first vertical plate, the motor is mounted on one side face of the first vertical plate, the output end of the motor is connected with one end of the worm, and the worm wheel are meshed with each other; gaseous purification mechanism includes wind fill, fan, intake pipe, purifying box, exhaust joint, filter head and gooseneck, fan and purifying box are installed in proper order to the outer wall top-down of furnace body curb plate, run through in proper order on the roof of purifying box and install intake pipe and exhaust joint, the top of intake pipe is connected with the output of fan, the input of fan is connected with the one end of gooseneck, the wind fill is installed to the other end of gooseneck, the filter head is installed on the top of exhaust joint.

Preferably, the filter head comprises a cylinder, a dust filter bag and a connector, the connector is installed on a bottom plate of the cylinder in a penetrating mode, and the dust filter bag is installed at one end, located in the cylinder, of the connector. The outer wall of barrel is opened has the aperture of a plurality of fretworks, the top cap is installed to the top screw thread of barrel, rubber packing pad is installed with barrel contact department to the top cap. The intake pipe is the carbon fiber pipe, the bottom of intake pipe extends to the bottom department of purifying box.

Preferably, the attached corrosion-resistant inside lining of polytetrafluoroethylene of installing of inner wall of purifying box, the embedding is installed the liquid level observation window on one curb plate of purifying box. The air inlet pipe is provided with a one-way valve which is positioned outside the purifying box.

Preferably, the gooseneck and the air scoop are respectively a metal gooseneck and a metal air scoop, and the air scoop is an aluminum alloy air scoop.

Preferably, the top surface of base is installed the intermediate frequency power, four corners of base bottom surface are installed and are filled up the foot.

Preferably, a transverse plate is fixedly connected to one side face of the first vertical plate, a second bearing is embedded in the transverse plate, and one end of the worm far away from the motor is fixedly sleeved in an inner ring of the second bearing. The furnace body is an intermediate frequency furnace body, and the top surface of the furnace body is provided with a diversion trench.

The invention has the beneficial effects that:

(1) the invention comprises a gas purification mechanism, when molten iron is melted, the gas purification mechanism can suck the generated gas containing smoke dust into the purification box under the action of the fan, at the moment, water in the purification box can filter and absorb a large part of smoke dust, then the gas is discharged from the exhaust joint, and when the gas is discharged from the exhaust joint, the gas passes through the filter head, at the moment, the residual smoke dust is further filtered under the action of the filter head, thereby greatly facilitating the filtration of the smoke dust generated by melting steel, avoiding the situation that the smoke dust scatters everywhere, and being beneficial to improving the quality of the working environment.

(2) The device comprises the electro-hydraulic push rod, the height of the furnace body can be adjusted when the electro-hydraulic push rod is lifted, the distance between the liquid outlet of the furnace body and the casting die can be adjusted according to the height of the casting die when molten iron is poured, the situation that liquid splashing happens when the molten iron flows out from a die opening of the casting die and workers are scalded is avoided, the device is simple in structure, and the device is convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a side view of the furnace body of the present invention;

fig. 4 is a schematic view of the internal structure of the filter head of the present invention.

In the figure: 1. a base; 2. an electro-hydraulic push rod; 3. a first vertical plate; 4. a second vertical plate; 5. a furnace body; 6. a first bearing; 7. installing a shaft; 8. a motor; 9. a worm; 10. a worm gear; 11. a medium frequency power supply; 12. a wind scoop; 13. a fan; 14. a one-way valve; 15. an air inlet pipe; 16. a purification box; 17. an exhaust joint; 18. a filter head; 19. a gooseneck; 181. a barrel; 182. a dust filter bag; 183. a connecting head.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Referring to fig. 1-4, a cast iron furnace includes a base 1, two electro-hydraulic push rods 2, a first vertical plate 3, a second vertical plate 4, a furnace body 5, a first bearing 6, a rotating mechanism and a gas purification mechanism, wherein the top surface of the base 1 is vertically and fixedly connected with the two electro-hydraulic push rods 2, the top ends of the two electro-hydraulic push rods 2 are respectively and fixedly connected with the first vertical plate 3 and the second vertical plate 4, the top parts of the outer walls of two corresponding side plates of the furnace body 5 are respectively and fixedly connected with an installation shaft 7, the two installation shafts 7 are respectively and rotatably installed on the first vertical plate 3 and the second vertical plate 4 through the first bearing 6, one side surface of the first vertical plate 3 is provided with the rotating mechanism, and the outer wall of one side plate of the furnace body 5; the rotating mechanism comprises a motor 8, a worm 9 and a worm wheel 10, the worm wheel 10 is fixedly sleeved at one end of the rotating mechanism close to the mounting shaft 7 of the first vertical plate 3, the motor 8 is mounted on one side surface of the first vertical plate 3, the output end of the motor 8 is connected with one end of the worm 9, and the worm 9 is meshed with the worm wheel 10; gaseous purification mechanism includes wind fill 12, fan 13, intake pipe 15, purifying box 16, exhaust joint 17, filter 18 and gooseneck 19, fan 13 and purifying box 16 are installed in proper order to the outer wall top-down of 5 curb plates of furnace body, run through in proper order on the roof of purifying box 16 and install intake pipe 15 and exhaust joint 17, the top of intake pipe 15 is connected with fan 13's output, fan 13's input is connected with gooseneck 19's one end, wind fill 12 is installed to gooseneck 19's the other end, filter 18 is installed on exhaust joint 17's top.

Specifically, the filter head 18 is composed of a cylinder 181, a dust filter bag 182 and a connector 183, the connector 183 is installed on a bottom plate of the cylinder 181 in a penetrating manner, and the dust filter bag 182 is installed at one end of the connector 183 located in the cylinder 181, so that secondary filtration of smoke dust is facilitated; the outer wall of barrel 181 is opened and is had the aperture of a plurality of fretworks, the top cap is installed to the top screw thread of barrel 181, rubber packing pad is installed with barrel 181 contact department to the top cap, is convenient for strain the change of dirt bag 182.

Specifically, the air inlet pipe 15 is a carbon fiber pipe, and the bottom end of the air inlet pipe 15 extends to the bottom of the purification box 16; the attached corrosion-resistant inside lining of polytetrafluoroethylene of installing of inner wall of purifying box 16, the liquid level observation window is installed in the embedding on one curb plate of purifying box 16, is convenient for observe the liquid level in the purifying box 16.

Specifically, install check valve 14 on the intake pipe 15, check valve 14 is located the outside of purifying box 16, is convenient for avoid the water in the purifying box 16 to get into in fan 13.

Specifically, the gooseneck 19 and the air scoop 12 are respectively a metal gooseneck and a metal air scoop, and the air scoop 12 is an aluminum alloy air scoop; intermediate frequency power supply 11 is installed to the top surface of base 1, the pad foot is installed to four corners of base 1 bottom surface.

Specifically, a side rigid coupling of first riser 3 has the diaphragm, the embedding is installed the second bearing on the diaphragm, keeps away from the fixed cover of one end of the worm 9 of motor 8 connects in the inner ring of second bearing, is convenient for improve the stability of worm 9.

Specifically, the furnace body 5 is an intermediate frequency furnace body, and a diversion trench is formed in the top surface of the furnace body 5, so that drainage during pouring of molten iron is facilitated.

When the invention is used, the electrical elements in the application are externally connected and communicated with a power supply and a control switch, when the device is used, a proper amount of water is added into the purifying box 16 in advance, when the iron blocks and the iron pieces are placed in the furnace body 5 to be melted, smoke dust is generated, at the moment, the control switch enables the fan 13 of the gas purifying mechanism to work, when the fan 13 works, the generated gas containing the smoke dust is sucked into the purifying box 16 by the air hopper 12, at this time, the water in the purifying tank 16 can filter and absorb a large part of the smoke dust, and then the gas is discharged from the exhaust joint 17, when the smoke is discharged from the exhaust joint 17, the smoke passes through the filter head 18, and the residual smoke is further filtered under the action of the filter head 18, so that the smoke generated by melting steel is greatly convenient to filter, the situation that the smoke scatters everywhere is avoided, and the quality of a working environment is improved; the iron plate, when the iron part melts into the molten iron and need pours into the casting mould, make electric liquid push rod 2 go up and down through control switch according to the height of mould this moment, in order to avoid the molten iron to flow out the higher emergence of distance mould mouth and spatter the liquid and scald the emergence of staff's condition, then make slewing mechanism's motor 8 work through control switch, motor 8 during operation drives worm 9 and rotates, because worm 9 with cup joint the worm wheel 10 meshing on installation axle 7, install axle 7 again through first bearing 6 and install on first riser 3 and second riser 4, when worm 9 rotates, drive furnace body 5 and rotate, and then make furnace body 5 slope pour the molten iron, device simple structure, it is comparatively convenient to use.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A cast iron furnace, which is characterized in that: the furnace body comprises a base (1), electro-hydraulic push rods (2), a first vertical plate (3), a second vertical plate (4), a furnace body (5), a first bearing (6), a rotating mechanism and a gas purification mechanism, wherein the top surface of the base (1) is vertically and fixedly connected with the two electro-hydraulic push rods (2), the top ends of the two electro-hydraulic push rods (2) are respectively and fixedly connected with the first vertical plate (3) and the second vertical plate (4), the top parts of the outer walls of the two mutually corresponding side plates of the furnace body (5) are respectively and fixedly connected with an installation shaft (7), the two installation shafts (7) are respectively and rotatably installed on the first vertical plate (3) and the second vertical plate (4) through the first bearing (6), the rotating mechanism is installed on one side surface of the first vertical plate (3), and the gas purification mechanism is installed on the outer; the rotating mechanism comprises a motor (8), a worm (9) and a worm wheel (10), the worm wheel (10) is fixedly sleeved at one end of the mounting shaft (7) close to the first vertical plate (3), the motor (8) is mounted on one side face of the first vertical plate (3), the output end of the motor (8) is connected with one end of the worm (9), and the worm (9) is meshed with the worm wheel (10); gaseous purification mechanism includes wind fill (12), fan (13), intake pipe (15), purifying box (16), exhaust joint (17), filter head (18) and gooseneck (19), fan (13) and purifying box (16) are installed in proper order to the outer wall top-down of furnace body (5) curb plate, run through in proper order on the roof of purifying box (16) and install intake pipe (15) and exhaust joint (17), the top of intake pipe (15) is connected with the output of fan (13), the input of fan (13) is connected with the one end of gooseneck (19), wind fill (12) are installed to the other end of gooseneck (19), filter head (18) are installed on the top of exhaust joint (17).

2. The cast iron furnace as claimed in claim 1, wherein: the filter head (18) comprises barrel (181), dust filtration bag (182) and connector (183), run through on the bottom plate of barrel (181) and install connector (183), be located dust filtration bag (182) are installed to the one end of connector (183) in barrel (181).

3. The cast iron furnace as claimed in claim 2, wherein: the outer wall of barrel (181) is opened has the aperture of a plurality of fretworks, the top cap is installed to the top screw thread of barrel (181), rubber packing pad is installed to top cap and barrel (181) contact department.

4. The cast iron furnace as claimed in claim 1, wherein: the air inlet pipe (15) is a carbon fiber pipe, and the bottom end of the air inlet pipe (15) extends to the bottom of the purification box (16); the inner wall of the purification box (16) is attached with a polytetrafluoroethylene corrosion-resistant lining, and a liquid level observation window is embedded in one side plate of the purification box (16); the air inlet pipe (15) is provided with a one-way valve (14), and the one-way valve (14) is positioned outside the purification box (16).

5. The cast iron furnace as claimed in claim 1, wherein: the gooseneck (19) and the air scoop (12) are respectively a metal gooseneck and a metal air scoop, and the air scoop (12) is an aluminum alloy air scoop.

6. The cast iron furnace as claimed in claim 1, wherein: the top surface of the base (1) is provided with a medium-frequency power supply (11), and four corners of the bottom surface of the base (1) are provided with foot pads; a transverse plate is fixedly connected to one side face of the first vertical plate (3), a second bearing is embedded in the transverse plate, and one end of a worm (9) far away from the motor (8) is fixedly sleeved in an inner ring of the second bearing; the furnace body (5) is an intermediate frequency furnace body, and the top surface of the furnace body (5) is provided with a diversion trench.