CN214747190U

CN214747190U - Preheating type induction melting furnace

Info

Publication number: CN214747190U
Application number: CN202120795402.0U
Authority: CN
Inventors: 刘松国; 丛伟; 刘和威
Original assignee: WEIHAI TIEYING NUMERICAL CONTROL CO LTD
Current assignee: WEIHAI TIEYING NUMERICAL CONTROL CO LTD
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-11-16
Anticipated expiration: 2031-04-19

Abstract

The utility model relates to a preheating type induction melting furnace belongs to the technical field of smelting furnace, and it includes the base and locates the furnace body in the base, and base fixedly connected with is located the crushing room of furnace body top, smashes the indoor internal rotation and is connected with two crushing rollers that are parallel to each other, smashes the crushing tooth of fixedly connected with intermeshing on the roller, smashes one side that the room is close to the furnace body and has seted up the discharge gate, and the furnace body is close to one side of smashing the room and has seted up the feed inlet, and the discharge gate is located the feed inlet directly over. This application has the heating that makes the metal can be faster, improves melting speed, guarantees the effect of the smelting efficiency of smelting pot.

Description

Preheating type induction melting furnace

Technical Field

The present application relates to the field of furnaces, and more particularly, to a preheating type induction furnace.

Background

The smelting furnace is a common device for metal smelting, and the induction smelting furnace is also called an induction furnace and is one of the smelting furnaces. The induction melting furnace is induction heating equipment which has the advantages of highest heating efficiency and quickest speed for metal materials, low consumption, energy conservation and environmental protection.

In the related art, reference is made to the chinese patent with the publication number CN202109756U, which discloses a furnace, which mainly comprises a furnace body and a support, wherein the furnace body is installed on the support, and the outer surface of the furnace body is coated with a heat-insulating coating.

In view of the above-mentioned related technologies, the inventor believes that after a large metal is placed in a furnace body, the metal is heated slowly due to its large volume, the melting speed is low, and the melting efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to make the metal can be faster heating, improve melting speed, guarantee the smelting efficiency of smelting pot, this application provides a preheating type induction melting pot.

The application provides a preheating type induction melting furnace adopts following technical scheme:

the utility model provides a preheating type induction melting furnace, includes the base and locates the furnace body in the base, base fixedly connected with is located the crushing room of furnace body top, it is connected with two crushing rollers that are parallel to each other to smash the indoor rotation, fixedly connected with intermeshing's crushing tooth on the crushing roller, it has seted up the discharge gate to smash one side that the room is close to the furnace body, the furnace body has seted up the feed inlet near one side of smashing the room, the discharge gate is located the feed inlet directly over.

Through adopting above-mentioned technical scheme, the workman adds great metal block to crushing room, then two crushing rollers rotate to the direction that is close to each other, and then drive crushing tooth and rotate to smash into littleer fragment with the metal, then fragment after smashing falls into the furnace body through the discharge gate from the feed inlet, and then make being heated that the metal can be faster, improves the melting speed of metal, guarantees the smelting furnace to the smelting efficiency of metal.

Optionally, a preheating cavity is formed in the side wall of the crushing chamber, an inlet pipe and an outlet pipe are fixedly connected to the side wall of the crushing chamber, the inlet pipe and the outlet pipe are communicated with the preheating cavity, and the inlet pipe is located above the outlet pipe.

Through adopting above-mentioned technical scheme, add hot water through advancing the pipe in preheating the chamber, and then heat crushing room, the water of cooling is discharged from the exit tube, and then can heat the metal in crushing room, makes the metal preheat, further accelerates the melting speed of metal, improves and smelts efficiency.

Optionally, an energy-saving cavity is formed in the base, the ends, far away from the preheating cavity, of the inlet pipe and the outlet pipe are communicated with the energy-saving cavity, and water is arranged in the energy-saving cavity.

Through adopting above-mentioned technical scheme, the furnace body is smelted metal and can be released a large amount of heats, and then can heat the water in the energy-conserving chamber, and the water of heating gets into the preheating chamber through advancing the transport of pipe, then gets into energy-conserving chamber again from the preheating chamber through the exit tube and heats to can the energy saving.

Optionally, base fixedly connected with is located the teeter chamber between crushing room and the furnace body, the stirring chamber has been seted up to the teeter chamber, the swivelling joint has the (mixing) shaft in the stirring chamber, discharge gate intercommunication stirring chamber, the heating chamber has been seted up to the lateral wall of teeter chamber, advance the inlet tube in a tub fixedly connected with intercommunication heating chamber, exit tube fixedly connected with intercommunication heating chamber's outlet pipe.

Through adopting above-mentioned technical scheme, hot water gets into the heating chamber through the inlet tube when advancing to manage and flow, then gets into the exit tube through the outlet pipe, can heat the teeter chamber, and after the metal block fell into the teeter chamber, the (mixing) shaft rotated and stirs the metal block, further heats the metal, can further resources are saved, can further preheat the metal simultaneously, improves the preheating temperature of metal for the melting speed of metal improves and smelts efficiency.

Optionally, the stirring chamber is fixedly connected with a discharge channel, the discharge channel is communicated with the stirring cavity, and the discharge channel is located right above the feed inlet.

Through adopting above-mentioned technical scheme, discharging channel can carry out the water conservancy diversion to the metal block, guarantees that the metal block can fall into the furnace body smoothly.

Optionally, one side of the discharge channel, which is close to the furnace body, is rotatably connected with a baffle for shielding the discharge channel, and a rotating shaft of the baffle is parallel to the discharge channel.

Through adopting above-mentioned technical scheme, the baffle can shelter from the metal block, reduces the metal block and preheats the in-process, and the metal block is followed discharge channel and is fallen down the possibility, guarantees that the metal block can fully preheat.

Optionally, a loosening rod is slidably connected in the discharge channel.

Through adopting above-mentioned technical scheme, loose pole slides and to loosen the metal block in the discharging channel, can reduce discharging channel's jam possibility.

Optionally, the upper surface of the furnace body is fixedly connected with a guide plate, the guide plate extends in a direction away from the furnace body, a guide groove is formed in the upper surface of the guide plate, and the guide groove is formed along the length direction of the guide plate.

By adopting the technical scheme, the diversion trench can enable molten iron melted in the furnace body to smoothly flow into the designated position, the possibility that the molten iron flows along the outer side wall of the furnace body can be reduced, waste is reduced, and resources are saved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the crushing chamber, the crushing roller and the crushing teeth, after a large metal block is placed in the crushing chamber, the crushing roller rotates to drive the crushing teeth to rotate, and then the large metal block is crushed into a small metal block, so that the metal can be heated more quickly, the melting speed of the metal is improved, and the melting efficiency of the melting furnace on the metal is ensured;

2. through the arrangement of the stirring chamber, the preheating cavity, the heating cavity and the energy-saving cavity, the furnace body can heat water in the energy-saving cavity, and then hot water enters the preheating cavity and the heating cavity to preheat metal, so that energy can be saved, the melting speed of the metal is increased, and the melting efficiency is improved;

3. through the setting of discharging channel and loose pole, discharging channel can carry out the water conservancy diversion to the metal block, and loose pole can reduce the possibility that the metal block blockked up loose pole, guarantees the smoothness nature of unloading.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural diagram of the embodiment of the present application showing the connection relationship between the turnover cylinder and the furnace body;

FIG. 3 is a schematic cross-sectional view of an energy-saving chamber, a heating chamber and a preheating chamber according to an embodiment of the present application;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

FIG. 5 is an enlarged schematic view of portion B of FIG. 3;

fig. 6 is a schematic view showing the structure of the water filling pipe and the water discharging pipe in the embodiment of the present application.

Description of reference numerals: 1. a base; 11. an energy-saving cavity; 12. a water injection pipe; 13. a drain pipe; 14. a valve; 2. a furnace body; 21. a feed inlet; 22. a connecting shaft; 23. a baffle; 24. a diversion trench; 25. a second hinge mount; 3. a crushing chamber; 31. a crushing roller; 32. crushing teeth; 33. a grinding motor; 331. a gear; 34. a discharge port; 35. a preheating chamber; 36. a first support leg; 4. a stirring chamber; 41. a stirring chamber; 42. a stirring shaft; 43. a stirring rod; 44. a stirring motor; 45. a heating cavity; 46. loosening the air cylinder; 47. a second support leg; 5. a discharge channel; 51. a vertical slot; 52. an arc plate; 53. loosening the rods; 54. a cross bar; 55. a shading motor; 56. a baffle plate; 57. a rotating seat; 58. a rotating shaft; 6. a water pump; 61. feeding a pipe; 62. discharging a pipe; 63. a water inlet pipe; 64. a water outlet pipe; 7. a support plate; 71. a first hinge mount; 8. turning over the air cylinder; 81. a first hinge plate; 82. a first hinge shaft; 83. a second hinge plate; 84. a second hinge shaft.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses preheating type induction melting furnace. Referring to fig. 1, the preheating type induction melting furnace includes a susceptor 1 and a furnace body 2. The base 1 is equipped with two, and furnace body 2 is the cask form and is located between two bases 1, and furnace body 2 and base 1 rotate to be connected. A feed inlet 21 is formed in the top end of the furnace body 2, during the smelting process, metal is added into the furnace body 2 from the feed inlet 21, then the furnace body 2 heats and melts the metal, and molten iron after melting is poured out from the furnace body 2.

Referring to fig. 1 and 2, a connecting shaft 22 is fixedly connected to a side wall of the furnace body 2, and the connecting shaft 22 is close to the feed port 21. And one sides of the two bases 1 opposite to each other are provided with connecting holes, and the connecting shaft 22 is rotatably connected in the connecting holes. The base 1 can support the furnace body 2, and in the rotating process of the furnace body 2, the connecting shaft 22 rotates in the connecting hole, so that the furnace body 2 rotates.

Referring to fig. 1 and 2, a guide plate 23 is fixedly connected to the upper surface of the furnace body 2, and the guide plate 23 is perpendicular to the furnace body 2 and extends in a direction away from the furnace body 2. Meanwhile, the length direction of the guide plate 23 is vertical to the length direction of the connecting shaft 22. The guide plate 23 is provided with a guide groove 24, and the guide groove 24 is formed along the length direction of the guide plate 23. The guide plate 23 can carry out the water conservancy diversion, and furnace body 2 pivoted in-process, the molten iron flows along guiding gutter 24, can effectually reduce the molten iron and empty the in-process, along the possibility that the outer wall of furnace body 2 flows, can effectively reduce the waste of molten iron, resources are saved.

Referring to fig. 1 and 2, a support plate 7 is fixedly arranged at the side of the base 1, and the support plate 7 is positioned at the side of the base 1 far away from the flow guide plate 23. One side of the supporting plate 7 close to the furnace body 2 is hinged with a turnover cylinder 8, and a piston rod of the turnover cylinder 8 is hinged with the side wall of the furnace body 2. The lateral wall of the supporting plate 7 is fixedly connected with a first hinge seat 71, the first hinge seat 71 is provided with a first hinge hole, and the first hinge hole is provided along a direction parallel to the connecting shaft 22. The cylinder base of the overturning cylinder 8 is fixedly connected with a first hinged plate 81, the first hinged plate 81 is fixedly connected with a first hinged shaft 82, and the first hinged shaft 82 is rotatably connected in the first hinged hole.

Referring to fig. 2, a second hinge seat 25 is fixedly connected to the side wall of the furnace body 2, a second hinge hole is formed in the second hinge seat 25, the second hinge hole is parallel to the first hinge hole, a second hinge plate 83 is fixedly connected to the piston rod of the turnover cylinder 8, a second hinge shaft 84 is fixedly connected to the second hinge plate 83, and the second hinge shaft 84 is rotatably connected to the second hinge hole. And the first articulated seat 71 is close to the top end of the supporting plate 7 and the second articulated seat 25 is close to the bottom end of the furnace body 2. The turnover cylinder 8 is obliquely arranged, and one side of the turnover cylinder 8, which is far away from the supporting plate 7, is obliquely inclined towards the direction close to the bottom end of the furnace body 2.

Referring to fig. 2, during the turning of the furnace body 2, the piston rod of the turning cylinder 8 is contracted, so that the first hinge shaft 82 rotates in the first hinge hole, the second hinge shaft 84 rotates in the second hinge hole, and the furnace body 2 is pulled to rotate around the connection shaft 22, so that the molten iron is poured out of the furnace body 2.

Referring to fig. 1 and 3, a crushing chamber 3 is provided directly above the furnace body 2, the crushing chamber 3 is rectangular, four first support legs 36 are fixedly connected to the lower surface of the crushing chamber 3, the first support legs 36 are close to the corners of the crushing chamber 3, and one end of each first support leg 36 far away from the crushing chamber 3 is fixedly connected to the upper surface of the base 1. The supporting legs can support crushing chamber 3, guarantee crushing chamber 3's stability.

Referring to fig. 1 and 3, two pulverizing rollers 31 are rotatably connected to the pulverizing chamber 3, the pulverizing rollers 31 are parallel to the connecting shaft 22, pulverizing teeth 32 are fixedly connected to the pulverizing rollers 31, and the pulverizing teeth 32 of the two pulverizing rollers 31 are engaged with each other. The lower surface of the crushing chamber 3 is provided with a discharge port 34, and the discharge port 34 is positioned right above the furnace body 2. The user can place bulky metal and smash room 3 in, smash the one side rotation that crushing roller 31 in the room 3 is close to each other, and then drives and smashes tooth 32 and rotate to smash the metal of bold metal block one-tenth fritter, then fall into furnace body 2 from discharge gate 34, and then make the metal block can be faster be heated for the melting speed of metal improves the efficiency of smelting.

Referring to fig. 1 and 3, the same end of the two pulverizing rollers 31 penetrates the side wall of the pulverizing chamber 3, and a gear 331 is coaxially and fixedly connected, and the two gears 331 are engaged with each other. The side wall of the crushing chamber 3 is fixedly connected with a crushing motor 33, and the output shaft of the crushing motor 33 is coaxially and fixedly connected with one of the crushing rollers 31. In the working process, a user starts the crushing motor 33 to drive one crushing roller 31 to rotate, and the meshing of the gear 331 drives the connecting gear 331 to synchronously rotate so as to crush the metal.

Referring to fig. 1 and 3, a preheating chamber 35 is opened on the sidewall of the pulverizing chamber 3, and an inlet pipe 61 is fixedly connected to the sidewall of the pulverizing chamber 3, and the inlet pipe 61 penetrates through the sidewall of the pulverizing chamber 3 and extends into the preheating chamber 35. An outlet pipe 62 is fixedly connected to the side wall of the crushing chamber 3, the outlet pipe 62 also penetrates through the side wall of the crushing chamber 3 and extends into the preheating cavity 35, and the inlet pipe 61 is positioned above the outlet pipe 62. The preheating cavity 35 is filled with hot water, when the metal is crushed by the crushing chamber 3, the hot water enters the preheating cavity 35 from the inlet pipe 61, the crushing chamber 3 is further heated, the cooled water is discharged from the outlet pipe 62, the stability of the crushing chamber 3 can be improved, the metal entering the crushing chamber 3 can be heated and preheated, the time required for heating after the metal enters the furnace body 2 is shortened, the heating speed is improved, and the smelting speed is improved.

Referring to fig. 1 and 3, a stirring chamber 4 is arranged between the furnace body 2 and the crushing chamber 3, the stirring chamber 4 is rectangular, four second supporting legs 47 are fixedly connected to the lower surface of the stirring chamber 4, and one end of each second supporting leg 47 far away from the stirring chamber 4 is fixedly connected to the upper surface of the base 1. The second support leg 47 can support the stirring chamber 4, and can ensure the stability of the stirring chamber 4.

Referring to fig. 1 and 3, a stirring cavity 41 is formed in the stirring chamber 4, a stirring shaft 42 is rotatably connected in the stirring cavity 41, the stirring shaft 42 is parallel to the crushing shaft, and a plurality of stirring rods 43 are vertically and fixedly connected to the surface of the stirring shaft 42. After the metal blocks fall into the stirring cavity 41 from the crushing chamber 3, the stirring shaft 42 rotates to drive the stirring rod 43 to rotate, and then the metal blocks in the stirring cavity 41 are stirred.

Referring to fig. 1 and 3, a stirring motor 44 is fixedly connected to a side wall of the stirring chamber 4, one end of the stirring shaft 42 penetrates through the side wall of the stirring chamber 4, and an output shaft of the stirring motor 44 is coaxially and fixedly connected with one end of the stirring shaft 42 extending out of the stirring cavity 41. In the working process, the stirring motor 44 is started, and the stirring motor 44 drives the stirring shaft 42 to rotate, so that the metal blocks are stirred, and the operation is convenient.

Referring to fig. 1 and 3, a heating cavity 45 is opened in the side wall of the stirring chamber 4, a water inlet pipe 63 is fixedly connected to the side wall of the stirring chamber 4, the water inlet pipe 63 penetrates through the side wall of the stirring chamber 4 and extends into the heating cavity 45, one end of the water inlet pipe 63, which is far away from the stirring chamber 4, is fixedly connected with the inlet pipe 61, and the water inlet pipe 63 penetrates through the side wall of the inlet pipe 61. The lateral wall fixedly connected with outlet pipe 64 of teeter chamber 4, outlet pipe 64 runs through the lateral wall of teeter chamber 4 and extends to in the heating chamber 45, and the tubular metal resonator is located the top of outlet pipe 64 simultaneously, and the one end and the exit tube 62 fixed connection of outlet pipe 64 keeping away from teeter chamber 4, and outlet pipe 64 runs through the lateral wall of exit tube 62 simultaneously.

Referring to fig. 1 and 3, when hot water flows through the inlet pipe 61, the hot water enters the heating cavity 45 through the inlet pipe 63, and then heats the stirring chamber 4, and simultaneously, the cooled water enters the outlet pipe 62 through the outlet pipe 64, and after the temperature of the stirring chamber 4 is raised, the metal block in the stirring cavity 41 can be further heated, so that the preheating temperature of the metal block is increased, the melting speed of the metal block after entering the furnace body 2 is further increased, and the melting speed is increased.

Referring to fig. 3 and 4, a cylindrical discharge channel 5 is fixedly connected to the lower surface of the stirring chamber 4, and the discharge channel 5 penetrates through the lower surface of the stirring chamber 4 and communicates with the stirring cavity 41. Discharging channel 5 is located furnace body 2 directly over, and discharging channel 5 can lead the metal block, makes falling into furnace body 2 in the metal block can be accurate, reduces the possibility that the metal block falls into outside furnace body 2, guarantees the accuracy of metal block smelting quality.

Referring to fig. 3 and 4, a baffle 56 is rotatably connected to the lower surface of the discharging passage 5, the baffle 56 has a disk shape, and the diameter of the baffle 56 is equal to the outer diameter of the discharging passage 5. The lateral wall fixedly connected with of discharging channel 5 rotates seat 57, rotates seat 57 and has vertically seted up and rotate the groove, rotates the groove and runs through and rotate seat 57, and rotates in the groove and be connected with rotation axis 58, rotation axis 58 and the lateral wall fixed connection of baffle 56.

Referring to fig. 3 and 4, a shielding motor 55 is fixedly connected to a side wall of the discharging channel 5, the shielding motor 55 is located right above the rotating shaft 58, and an output shaft of the shielding motor 55 is coaxially and fixedly connected with the rotating shaft 58. When the metal in the stirring chamber 4 heats, it drives rotation axis 58 to shelter from motor 55 start-up, and then drives baffle 56 and rotate around rotation axis 58, makes baffle 56 shelter from discharging channel 5's lower surface, and the time that the extension technique was heated in stirring chamber 41 makes furnace body 2 when smelting to the metal, and the messenger lies in the metal block that stirs chamber 41 and can fully preheat, guarantees the preheating temperature of metal block.

Referring to fig. 3 and 5, a vertical groove 51 is vertically formed in the side wall of the discharging channel 5, an arc plate 52 is slidably connected to the inner wall of the discharging channel 5, and the length of the arc plate 52 is equal to twice the length of the discharging channel 5. A cross rod 54 is connected in the vertical groove 51 in a sliding manner, the cross rod 54 is fixedly connected with the center position of the arc plate 52, the lower surface of the stirring chamber 4 is fixedly connected with a loosening cylinder 46, and a piston rod of the loosening cylinder 46 is vertically and fixedly connected with the cross rod 54. In the blanking process, the baffle 56 is opened, the loosening cylinder 46 is started at the moment, the piston rod of the loosening cylinder 46 stretches, and then the cross rod 54 is driven to slide in the vertical groove 51, so that the arc plate 52 is driven to slide in the discharging channel 5.

Referring to fig. 3 and 5, the radius of the arc plate 52 is equal to the inner diameter of the discharging channel 5, and one end of the arc plate 52 away from the cross rod 54 is fixedly connected with a loosening rod 53, and the loosening rod 53 is parallel to the discharging channel 5. The arc plate 52 slides and simultaneously drives the loosening rod 53 to move, so that the loosening rod 53 can loosen the metal in the discharging channel 5, the possibility that the metal block blocks the conveying channel is reduced, and the blanking stability is ensured.

Referring to fig. 3 and 6, the base 1 is provided with an energy-saving cavity 11, and water is arranged in the energy-saving cavity 11. One end of the inlet pipe 61 far away from the crushing chamber 3 is fixedly connected with a base 1 and extends into the energy-saving cavity 11 through the side wall of the base 1. The end of the outlet pipe 62 far away from the crushing chamber 3 is fixedly connected with the other base 1, penetrates through the side wall of the base 1 and extends into the energy-saving cavity 11. And a connecting pipe is fixedly connected between the two bases 1, penetrates through the side wall of the base 1 and extends into the energy-saving cavity 11. Furnace body 2 carries out the smelting pot in-process, can produce a large amount of waste heat, and the waste heat can heat base 1, and then heats the water in the base 1, makes the temperature of water rise, and then can the energy saving.

Referring to fig. 3 and 6, the water pump 6 is fixedly connected to the inlet pipe 61, and when the water pump 6 is started, water in the energy-saving cavity 11 can be fed into the heating cavity 45 and the preheating cavity 35 through the inlet pipe 61, so that the metal blocks can be conveniently preheated. Meanwhile, a water injection pipe 12 is fixedly connected to the side wall of one base 1, and the water injection pipe 12 extends into the energy-saving cavity 11. The lateral wall fixedly connected with drain pipe 13 of another base 1, drain pipe 13 extends to in energy-conserving chamber 11, and water injection pipe 12 and drain pipe 13 all set firmly valve 14. The user can open valve 14, carries out the water injection through water injection pipe 12 in to energy-conserving chamber 11, discharges the log raft in energy-conserving chamber 11 through drain pipe 13, conveniently changes and supplements moisture.

The implementation principle of a preheating type induction melting furnace of the embodiment of the application is as follows: the user opens valve 14 and follows water injection pipe 12 to energy-conserving chamber 11 water injection, close valve 14 after the water injection is accomplished, then start water pump 6, send into heating chamber 45 and preheating chamber 35 with moisture, simultaneously send into the metal block and smash in the room 3, start crushing motor 33 and smash the metal block, start agitator motor 44 simultaneously and stir the metal block that falls into in teeter chamber 4, then start to shelter from motor 55 and open as baffle 56, start loose cylinder 46 simultaneously and drive loose pole 53 and remove, loose the metal block, after the metal block falls into furnace body 2, furnace body 2 heats and smelts, shelter from motor 55 control baffle 56 simultaneously and shelter from discharging channel 5, loose cylinder 46 stops to stretch out and draw back simultaneously. After the furnace body 2 finishes smelting, the overturning cylinder 8 contracts to drive the furnace body 2 to rotate, so that molten iron in the furnace body 2 is poured out, and then the next smelting is carried out.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a preheating type induction melting furnace, includes base (1) and furnace body (2) of locating in base (1), its characterized in that: base (1) fixedly connected with is located crushing room (3) of furnace body (2) top, crushing room (3) internal rotation is connected with two crushing rollers (31) that are parallel to each other, crushing roller (31) are gone up fixedly connected with intermeshing's crushing tooth (32), crushing room (3) are close to one side of furnace body (2) and have been seted up discharge gate (34), furnace body (2) are close to one side of crushing room (3) and have been seted up feed inlet (21), discharge gate (34) are located feed inlet (21) directly over.

2. The preheating type induction furnace according to claim 1, characterized in that: the side wall of the crushing chamber (3) is provided with a preheating cavity (35), the side wall of the crushing chamber (3) is fixedly connected with an inlet pipe (61) and an outlet pipe (62), the inlet pipe (61) and the outlet pipe (62) are both communicated with the preheating cavity (35), and the inlet pipe (61) is positioned above the outlet pipe (62).

3. A preheating type induction furnace according to claim 2, characterized in that: energy-saving cavity (11) have been seted up in base (1), advance pipe (61) and exit tube (62) and keep away from preheating chamber (35) one end all communicate energy-saving cavity (11), be equipped with water in energy-saving cavity (11).

4. A preheating type induction furnace according to claim 2, characterized in that: base (1) fixedly connected with is located crushing room (3) and furnace body (2) between agitator chamber (4), agitator chamber (41) have been seted up in agitator chamber (4), swivelling joint has (mixing) shaft (42) in agitator chamber (41), discharge gate (34) intercommunication agitator chamber (41), heating chamber (45) have been seted up to the lateral wall of agitator chamber (4), advance inlet tube (63) of pipe (61) fixedly connected with intercommunication heating chamber (45), outlet tube (62) fixedly connected with intercommunication heating chamber (45) outlet pipe (64).

5. The preheating type induction furnace according to claim 4, characterized in that: stirring chamber (4) fixedly connected with is located discharging channel (5), discharging channel (5) intercommunication stirring chamber (41), discharging channel (5) are located feed inlet (21) directly over.

6. The preheating type induction furnace according to claim 5, characterized in that: one side of the discharge channel (5) close to the furnace body (2) is rotatably connected with a baffle (56) used for shielding the discharge channel (5), and the rotating shaft of the baffle (56) is parallel to the discharge channel (5).

7. The preheating type induction furnace according to claim 5, characterized in that: the discharging channel (5) is connected with a loosening rod (53) in a sliding mode.

8. The preheating type induction furnace according to claim 1, characterized in that: the upper surface fixed connection of furnace body (2) has guide plate (23), guide plate (23) extend to the direction of keeping away from furnace body (2), guiding gutter (24) have been seted up to the upper surface of guide plate (23), guiding gutter (24) are seted up along the length direction of guide plate (23).