CN212362821U - High-efficiency smelting furnace - Google Patents

Abstract

The utility model discloses a high-efficient smelting furnace, the induction cooker comprises a cooker bod, support frame, connecting pipe and furnace mouth are installed to the lateral wall of furnace body, the inside lateral wall of furnace body is run through to the one end of furnace mouth. Has the advantages that: the utility model discloses a control tube, when needs empty the inside metal of smelting of furnace body, counter-clockwise rotation adjusting bolt, when adjusting bolt's one end and sawtooth brace separation, move the pull ring upwards, it is synchronous motion to drive the sawtooth brace, utilize the rack and the sawtooth brace meshing on two sets of rotating tube surfaces, can make two sets of rotating tubes and furnace body rotatory, when reacing the anticipated position, clockwise rotation adjusting bolt, when adjusting bolt's one end and sawtooth brace contact, stop motion, the inside metal of smelting of this in-process furnace body can be followed the furnace mouth and is banked out, lead to the groove and prevent that the metal of smelting of banked out falls in the inside lateral wall of control tube, through the control tube that sets up, can be under the condition of contactless furnace body, the inside metal of smelting of convenient pouring furnace body.

Description

High-efficiency smelting furnace

Technical Field

The utility model relates to a smelting furnace technical field particularly, relates to a high-efficient smelting furnace.

Background

The smelting furnace adopts a 200-plus 2500Hz intermediate frequency power supply for induction heating, is mainly used for smelting and temperature raising of other metals such as precious metals, such as gold, platinum, silver, copper, iron, stainless steel, aluminum alloy, aluminum and the like, is ideal equipment for processing of precision castings, gradually increases the working efficiency of the smelting furnace along with the continuous development of technological technology, and currently uses a high-efficiency smelting furnace for metal smelting, and has the characteristics of convenience in operation, high smelting efficiency, excellent smelting finished products and the like in practical use.

Traditional high-efficient smelting furnace emptys through the furnace mouth mostly and smelts the metal, nevertheless because the furnace body is scalded, and self is heavier, is difficult for pouring out the inside metal of smelting of furnace body, brings inconvenience for high-efficient smelting furnace's use, secondly, when opening the end cover, does not pay attention to, and inside steam can spray operation workman's hand, causes operation workman to scald, brings the hidden danger for high-efficient smelting furnace's safe handling.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a high-efficient smelting furnace possesses the advantage of being convenient for empty the smelting metal, prevent to open the inside steam injection operation workman's of end cover condition emergence, and then solves the problem among the above-mentioned background art.

(II) technical scheme

For the above-mentioned advantage of being convenient for empty the smelting metal, prevent to open the inside steam injection operation workman's of end cover condition emergence, the utility model discloses a concrete technical scheme as follows:

the utility model provides a high-efficient smelting furnace, includes the furnace body, support frame, connecting pipe and furnace mouth are installed to the lateral wall of furnace body, the inside lateral wall of furnace mouth is run through, three-phase motor and dc-to-ac converter are installed on the upper portion of support frame, short circuit relay is installed on the upper portion of dc-to-ac converter, and short circuit relay's rear end installs the earth bar, three-phase motor and dc-to-ac converter interconnect, the internally mounted of furnace body has a stove section of thick bamboo, and the lateral wall winding of a stove section of thick bamboo installs electromagnetic induction coil group to the one end of electromagnetic induction coil group runs through the connecting pipe and is connected with the dc-to-ac converter, the base is installed to the bottom of furnace body, end cover and thermal-insulated pipe are.

Furthermore, one end of the adjusting pipe penetrates through two groups of rotating pipes, a plurality of groups of racks are arranged on the outer side walls of the two groups of rotating pipes, the side walls of the two groups of rotating pipes are meshed and connected with sawtooth pulling strips, one ends of the sawtooth pulling strips are provided with pull rings, one group of rotating pipes are provided with first connecting rods, one ends of the first connecting rods are connected with the side wall of the furnace body, the other group of rotating pipes are provided with second connecting rods, one ends of the second connecting rods are connected with the base, the other ends of the adjusting pipes are provided with supporting plates, one sides of the supporting plates are provided with fixing plates, the end faces of the fixing plates are provided with limiting plates and fixing square pipes, one sides of the limiting plates are meshed and provided with adjusting bolts, one ends of the adjusting bolts are connected with one sides of the sawtooth pulling strips, and, the bottom plate is installed to the terminal surface of backup pad, the lateral wall of control tube is provided with logical groove.

Further, the height of one end of the through groove is the same as that of the furnace nozzle.

Further, a magnet ring is installed on the lower portion of the heat insulation pipe, an air insulation gasket is installed on the outer portion of the magnet ring in a sleeved mode, and an air guide pipe is installed on the side wall of the heat insulation pipe.

Further, the furnace body is made of iron, and the length of the cross section of the end cover is the same as that of the heat insulation pipe.

Furthermore, a handle is arranged at the upper part of the end cover, and the upper part of the handle is arranged outside the heat insulation pipe.

(III) advantageous effects

Compared with the prior art, the utility model provides a high-efficient smelting furnace possesses following beneficial effect:

(1) the utility model adopts the adjusting pipe, when the smelting metal in the furnace body needs to be poured, the adjusting bolt rotates anticlockwise, when one end of the adjusting bolt is separated from the sawtooth brace, the pull ring moves upwards to drive the sawtooth brace to do synchronous motion, the two groups of rotating pipes can rotate by utilizing the engagement of the racks on the surfaces of the two groups of rotating pipes and the sawtooth brace, the furnace body can be driven to rotate due to the fixed connection of the first connecting rod and the second connecting rod with the two groups of rotating pipes, when the furnace body reaches the expected position, the adjusting bolt rotates clockwise, when one end of the adjusting bolt is contacted with the sawtooth brace, the movement is stopped, the smelting metal in the furnace body can be poured out from the furnace mouth in the process, the through groove prevents the poured smelting metal from falling on the inner side wall of the adjusting pipe, through the arranged adjusting pipe, the smelting metal in the furnace body can be conveniently poured out under the condition of not contacting the furnace body, the use of the high-efficiency smelting furnace is facilitated.

(2) The utility model discloses a heat insulation pipe, before the end cover of taking, adjust the direction of air duct earlier, because the furnace body is made of iron, separation magnet ring, rotatable heat insulation pipe, when reacing anticipated position, keep this angle, adsorb the magnet ring on the upper portion of furnace body, take up the end cover this moment, when the lower part of end cover is higher than the air duct, the stop motion, the inside steam of furnace body can pass through the air duct and discharge, when the discharge finishes, take out the end cover again, the gas isolation packing ring is for preventing the inside steam of furnace body from the clearance blowout between magnet ring and the furnace body, through the heat insulation pipe who sets up, can be when the end cover of taking, the inside steam of discharge furnace body in advance, avoid the inside steam of furnace body and operation workman to contact, the condition that leads to operation workman to scald takes place.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments 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 creative efforts.

Fig. 1 is a schematic structural diagram of a high-efficiency smelting furnace provided by the utility model;

FIG. 2 is a sectional view of the furnace body of the present invention;

FIG. 3 is a schematic structural view of the rotating tube of the present invention;

FIG. 4 is a schematic structural view of the adjusting tube of the present invention;

FIG. 5 is a schematic structural view of the heat insulation pipe of the present invention;

FIG. 6 is an enlarged view of A of FIG. 1 according to the present invention;

fig. 7 is an enlarged view of B in fig. 2 according to the present invention.

In the figure:

1. a furnace body; 2. a support frame; 3. a three-phase motor; 4. an inverter; 5. a short circuit relay; 6. a ground rod; 7. a connecting pipe; 8. a furnace barrel; 9. an electromagnetic induction coil set; 10. a base; 11. an end cap; 12. a heat insulating pipe; 13. a furnace mouth; 14. a first connecting rod; 15. an adjusting tube; 16. rotating the tube; 17. a rack; 18. a saw-tooth brace; 19. a pull ring; 20. a fixing plate; 21. a limiting plate; 22. adjusting the bolt; 23. a second connecting rod; 24. a through groove; 25. a support plate; 26. a base plate; 27. a magnet ring; 28. a gas-barrier gasket; 29. an air duct; 30. and fixing the square tube.

Detailed Description

For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.

According to the utility model discloses an embodiment provides a high-efficient smelting furnace.

Referring now to the drawings and the detailed description, as shown in fig. 1-7, a high efficiency melting furnace according to an embodiment of the present invention includes a furnace body 1, a supporting frame 2, a connecting pipe 7 and a nozzle 13 are installed on a side wall of the furnace body 1, one end of the nozzle 13 penetrates through an inner side wall of the furnace body 1, a three-phase motor 3 and an inverter 4 are installed on an upper portion of the supporting frame 2, a short circuit relay 5 is installed on an upper portion of the inverter 4, a ground rod 6 is installed at a rear end of the short circuit relay 5, the three-phase motor 3 and the inverter 4 are connected with each other, a furnace barrel 8 is installed inside the furnace body 1, an electromagnetic induction coil set 9 is wound around a side wall of the furnace barrel 8, one end of the electromagnetic induction coil set 9 penetrates through the connecting pipe 7 and is connected with the inverter 4, a base 10 is installed at a bottom of the furnace, the end cover 11 runs through the top surface of the interior of the furnace body 1, the adjusting pipe 15 is sleeved on the exterior of the furnace body 1, and the three-phase motor 3, the inverter 4, the short-circuit relay 5, the grounding rod 6 and the electromagnetic induction coil group 9 are all of the existing structures and are not described in detail herein.

In one embodiment, one end of the adjusting pipe 15 penetrates two sets of rotating pipes 16, and the outer side walls of the two sets of rotating pipes 16 are provided with a plurality of sets of racks 17, the side walls of the two sets of rotating pipes 16 are engaged with saw-tooth pull bars 18, and one end of each saw-tooth pull bar 18 is provided with a pull ring 19, the inner side wall of one set of rotating pipes 16 is provided with a first connecting rod 14, one end of the first connecting rod 14 is connected with the side wall of the furnace body 1, the inner side wall of the other set of rotating pipes 16 is provided with a second connecting rod 23, and one end of the second connecting rod 23 is connected with the base 10, the other end of the adjusting pipe 15 is provided with a support plate 25, and one side of the support plate 25 is provided with a fixing plate 20, and the end surface of the fixing plate 20 is provided with a limiting plate 21 and a, one end of the sawtooth brace 18 penetrates through the fixed square pipe 30, the end face of the supporting plate 25 is provided with a bottom plate 26, the side wall of the adjusting pipe 15 is provided with a through groove 24, when the molten metal in the furnace body 1 needs to be poured, the adjusting bolt 22 is rotated anticlockwise, when one end of the adjusting bolt 22 is separated from the sawtooth brace 18, the pull ring 19 is moved upwards to drive the sawtooth brace 18 to do synchronous motion, the rack 17 on the surface of the two groups of rotating pipes 16 is meshed with the sawtooth brace 18, so that the two groups of rotating pipes 16 can be rotated, the furnace body 1 can be driven to rotate due to the fixed connection of the first connecting rod 14 and the second connecting rod 23 with the two groups of rotating pipes 16, when the expected position is reached, the adjusting bolt 22 is rotated clockwise, when one end of the adjusting bolt 22 is contacted with the sawtooth brace 18, the motion is stopped, the molten metal in the furnace body 1 can be poured out from the furnace mouth 13 in the process, the, through the regulating tube 15 who sets up, can be under the condition of contactless furnace body 1, the inside smelting metal of furnace body 1 of convenient pouring out is convenient, and the use of for high-efficient smelting furnace brings the facility.

In one embodiment, the height of one end of the through groove 24 is the same as the height of the furnace nozzle 13, so as to avoid that the molten metal in the furnace body 1 directly pours from one end of the furnace nozzle 13 to the inner side wall of the regulating pipe 15 because the height of one end of the through groove 24 is lower than the height of the furnace nozzle 13.

In one embodiment, a magnet ring 27 is installed on the lower portion of the heat insulation pipe 12, a gas insulation gasket 28 is installed on the outer portion of the magnet ring 27, a gas guide pipe 29 is installed on the side wall of the heat insulation pipe 12, the direction of the gas guide pipe 29 is adjusted before the end cover 11 is taken, the magnet ring 27 is separated because the furnace body 1 is made of iron, the heat insulation pipe 12 can be rotated, when the end cover 11 is taken up and reaches a desired position, the magnet ring 27 is attached to the upper portion of the furnace body 1, the end cover 11 is taken up, when the lower portion of the end cover 11 is higher than the gas guide pipe 29, the movement is stopped, the hot gas inside the furnace body 1 is discharged through the gas guide pipe 29, when the discharge is completed, the end cover 11 is drawn out, the gas insulation gasket 28 is used for preventing the hot gas inside the furnace body 1 from being ejected from the gap between the magnet ring 27 and the furnace body 1, the hot gas inside the furnace body 1 can be discharged in advance through the heat, leading to scalding of the operating workers.

In one embodiment, the furnace body 1 is made of iron, the cross section length of the end cover 11 is the same as that of the heat insulation pipe 12, and hot gas in the furnace body 1 is prevented from being sprayed out from a gap between the end cover 11 and the heat insulation pipe 12 in the process of separating the furnace body 1 from the end cover 11 because the cross section length of the end cover 11 is smaller than that of the heat insulation pipe 12.

In one embodiment, a handle is mounted on the upper portion of the end cap 11, and the upper portion of the handle is disposed outside the insulating tube 12, and the handle serves to facilitate the handling of the end cap 11 and the insulation.

The working principle is as follows:

firstly, connecting a high-efficiency smelting furnace to a circuit, firstly, opening a three-phase motor 3, generating alternating current inside the three-phase motor, rectifying the alternating current in an inverter 4 and converting the alternating current into direct current, then converting the direct current into adjustable current, entering an electromagnetic induction coil group 9, generating eddy current by electromagnetic induction, converting electric energy into heat energy under the action of resistance, heating and smelting the smelted metal, rotating an adjusting bolt 22 anticlockwise when the smelted metal in the furnace body 1 needs to be poured, moving a pull ring 19 upwards to drive a sawtooth brace 18 to do synchronous motion when one end of the adjusting bolt 22 is separated from the sawtooth brace 18, utilizing a rack 17 on the surface of two groups of rotating pipes 16 to be meshed with the sawtooth brace 18 to rotate the two groups of rotating pipes 16, and driving the furnace body 1 to rotate because a first connecting rod 14 and a second connecting rod 23 are fixedly connected with the two, the adjusting bolt 22 is rotated clockwise, when one end of the adjusting bolt 22 contacts with the sawtooth brace 18, the movement is stopped, the melting metal in the furnace body 1 can be poured out from the furnace mouth 13 in the process, the through groove 24 prevents the poured melting metal from falling on the inner side wall of the adjusting pipe 15, the adjusting pipe 15 is arranged, the melting metal in the furnace body 1 can be conveniently poured out under the condition of not contacting with the furnace body 1, the use of the high-efficiency melting furnace is convenient, meanwhile, before the end cover 11 is taken, the direction of the air duct 29 is adjusted, because the furnace body 1 is made of iron, the magnet ring 27 is separated, the heat insulation pipe 12 can be rotated, when the expected position is reached, the angle is maintained, the magnet ring 27 is adsorbed on the upper part of the furnace body 1, the end cover 11 is taken up, when the lower part of the end cover 11 is higher than the air duct 29, the movement is stopped, the hot gas in the furnace body 1 can be discharged through, when the discharge is finished, the end cover 11 is drawn out, the air-isolating gasket 28 is used for preventing hot air in the furnace body 1 from being sprayed out from the gap between the magnet ring 27 and the furnace body 1, the hot air in the furnace body 1 can be discharged in advance when the end cover 11 is taken through the arranged heat-isolating pipe 12, and the situation that the hot air in the furnace body 1 is contacted with an operator to cause scalding to the operator is avoided.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The efficient smelting furnace is characterized by comprising a furnace body (1), wherein a support frame (2), a connecting pipe (7) and a furnace mouth (13) are installed on the side wall of the furnace body (1), one end of the furnace mouth (13) penetrates through the inner side wall of the furnace body (1), a three-phase motor (3) and an inverter (4) are installed on the upper portion of the support frame (2), a short-circuit relay (5) is installed on the upper portion of the inverter (4), a grounding rod (6) is installed at the rear end of the short-circuit relay (5), the three-phase motor (3) and the inverter (4) are connected with each other, a furnace barrel (8) is installed inside the furnace body (1), an electromagnetic induction coil group (9) is wound on the side wall of the furnace barrel (8), one end of the electromagnetic induction coil group (9) penetrates through the connecting pipe (7) to be connected with the inverter (4), a base (10) is installed, end cover (11) and heat insulating tube (12) are installed on the upper portion of furnace body (1), end cover (11) run through the inside top surface of furnace body (1), the outside of furnace body (1) is cup jointed and is installed regulating pipe (15).

2. The smelting furnace according to claim 1, wherein one end of the adjusting pipe (15) penetrates two sets of rotating pipes (16), and the outer side walls of the two sets of rotating pipes (16) are provided with a plurality of sets of racks (17), the side walls of the two sets of rotating pipes (16) are connected with sawtooth braces (18) in a meshed manner, one end of each sawtooth brace (18) is provided with a pull ring (19), the inner side wall of one set of rotating pipes (16) is provided with a first connecting rod (14), one end of each first connecting rod (14) is connected with the side wall of the furnace body (1), the inner side wall of the other set of rotating pipes (16) is provided with a second connecting rod (23), one end of each second connecting rod (23) is connected with the base (10), the other end of the adjusting pipe (15) is provided with a support plate (25), and one side of each support plate (25) is provided with a fixing plate, and limiting plates (21) and fixed square pipes (30) are installed on the end faces of the fixing plates (20), adjusting bolts (22) are installed on one sides of the limiting plates (21) in a penetrating and meshing mode, one ends of the adjusting bolts (22) are connected with one sides of the sawtooth brace pieces (18), one ends of the sawtooth brace pieces (18) penetrate through the fixed square pipes (30), bottom plates (26) are installed on the end faces of the supporting plates (25), and through grooves (24) are formed in the side walls of the adjusting pipes (15).

3. A high efficiency smelting furnace according to claim 2, characterized in that the through slot (24) has one end at the same height as the furnace mouth (13).

4. The smelting furnace according to claim 1, wherein a magnet ring (27) is installed at the lower part of the heat insulation pipe (12), a gas-isolating gasket (28) is sleeved outside the magnet ring (27), and a gas guide pipe (29) is installed on the side wall of the heat insulation pipe (12).

5. A high efficiency smelting furnace according to claim 4 where the furnace body (1) is made of iron and the end caps (11) have the same cross sectional length as the insulated pipe (12).

6. The furnace according to claim 1, wherein the upper part of the end cover (11) is provided with a handle, and the upper part of the handle is arranged outside the insulated pipe (12).

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