CN214666093U

CN214666093U - Energy-saving calcining furnace for metal processing

Info

Publication number: CN214666093U
Application number: CN202023320145.XU
Authority: CN
Inventors: 朱春建
Original assignee: Changge Yinhui Copper Co ltd
Current assignee: Changge Yinhui Copper Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-09
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a metal working is with burning furnace is forged with energy-conservation, the induction cooker comprises a cooker bod, furnace body exterior wall welded has the feeding pipe that switches on each other with inside, furnace body exterior wall is provided with the pipe of discharging fume, the welding of the inside bottom plate center department of furnace body has the baffle, the connector has been seted up on the baffle, it is provided with the case of calcining to lie in baffle one side on the inside bottom plate of furnace body, the welding has the top cap and preheats the seat between a side table wall in baffle and the furnace body, and preheats the seat and lie in directly over the top cap, the opposite side bolt fastening who lies in the baffle on the inside bottom plate of furnace body has the combustor. The utility model discloses in, through sealing mechanism's setting for the inside heat of furnace body obtains the separation, prevents that the heat from losing through feeding pipe, when receiving pressure on the baffle, spring deformation shrink, on baffle slope back metal fell into the guide plate through the clearance, after the pressure disappears, spring deformation, the baffle resets, thereby has prevented thermal loss, has improved the device's energy-conservation nature.

Description

Energy-saving calcining furnace for metal processing

Technical Field

The utility model relates to a forge burning furnace technical field, especially relate to metalworking is with energy-conserving forge burning furnace.

Background

A calcining furnace is a thermal equipment for heat treatment of carbon raw materials such as coke, anthracite and the like at high temperature to improve the performance of the raw materials. The equipment is used for ironmaking, rare metal recovery, catalyst production, environment improvement and special chemical product production, most of moisture and volatile components in raw materials are removed after the raw materials are calcined, the volume is shrunk along with the raw materials, and the density, the strength and the conductivity are correspondingly improved. When the calcining furnace is adopted to calcine raw materials at present, heat generated by combustion of volatile components of petroleum coke can be required by calcining the petroleum coke, a large amount of surplus heat is discharged along with flue gas, and the temperature of the flue gas is even as high as 900 ℃. According to the calculation of the heat balance, the heat absorption of the raw material calcination only accounts for 33.5 percent of the heat expenditure of the calcining furnace, and the heat quantity carried away by the calcination flue gas accounts for 47.9 percent of the heat expenditure of the whole calcining furnace.

The existing calcining furnace has poor internal sealing function, so that temperature loss is easily caused, and the flue gas of most existing calcining furnaces cannot be reused, so that the cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an energy-saving calcining furnace for metal processing.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the energy-saving calcining furnace for metal processing comprises a furnace body, wherein a feeding pipe communicated with the inside of the furnace body is welded on the outer surface wall of the furnace body, and a smoke exhaust pipe is arranged on the outer surface wall of the furnace body;

a partition plate is welded in the center of a bottom plate in the furnace body, a connecting port is formed in the partition plate, a calcining box is arranged on one side of the partition plate on the bottom plate in the furnace body, a top cover and a preheating seat are welded between the partition plate and one side surface wall in the furnace body, the preheating seat is positioned right above the top cover, a burner is fixed on the other side of the partition plate on the bottom plate in the furnace body through a bolt, a fan and a fuel pipe penetrating through the furnace body are arranged on one side wall of the burner, a heating pipe communicated with the bottom of the calcining box is welded on the other side wall of the burner, a guide plate and a sealing mechanism are welded between the furnace body and one side surface wall in the furnace body, and the sealing mechanism is positioned right below the guide plate;

the sealing mechanism comprises a concave seat and a baffle plate, the baffle plate is rotatably connected to the concave seat, a fixed supporting plate is welded to the lower surface of the baffle plate, a spring is welded to the fixed supporting plate, and a fixed seat is welded to the other end of the spring;

the furnace body is characterized in that a feeding device is rotatably connected above the partition plate in the furnace body through a rotating shaft, a driving motor is fixed on the outer surface wall of the furnace body through bolts, and an output shaft of the driving motor is rotatably connected with the rotating shaft through a coupler.

Preferably, a preheating pipe is embedded in the preheating seat, one end of the preheating pipe is communicated with the connecting pipe, and the other end of the preheating pipe is communicated with the smoke exhaust pipe.

Preferably, a smoke processor is arranged on the connecting pipe.

Preferably, the outer wall of the furnace body is provided with a discharge port, and a fire-resistant door is arranged on the discharge port.

Preferably, the calcining box is provided with a clamping groove along the upper surface of one end of the length direction, and the clamping groove is clamped with a handle.

Preferably, the number of the sealing mechanisms is two, and the two sealing mechanisms are symmetrical with each other at the center of the guide plate along the length direction.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, this forge burning furnace with energy-conservation for metal processing through sealing mechanism's setting for the inside heat of furnace body obtains the separation, prevents that the heat from running off through throwing the material pipe, when receiving pressure on the baffle, spring deformation shrink, on baffle slope back metal falls into the guide plate through the clearance, after pressure disappears, spring deformation, the baffle resets, thereby has prevented thermal loss, has improved the device's energy conservation nature.

2. The utility model discloses in, this metal working is with energy-conserving burning furnace that forges, through the setting of connecting pipe for after the flue gas of calcining the incasement passes through the connecting pipe, under the smoke processor effect, purify the flue gas, inside flue gas water conservancy diversion to the preheater tube after the purification, make the temperature of preheating the seat rise, thereby preheat the metal of feeder inside, improved the utilization efficiency of heat energy.

Drawings

FIG. 1 is a schematic structural view of an energy-saving calcining furnace for metal processing according to the present invention;

FIG. 2 is a cross-sectional view of the energy-saving calcining furnace for metal processing provided by the present invention;

FIG. 3 is a schematic structural diagram of a forging box of the energy-saving calcining furnace for metal processing according to the present invention;

FIG. 4 is a schematic view of the feeding chute structure of the energy-saving calcining furnace for metal processing according to the present invention;

FIG. 5 is an enlarged schematic view of the A-zone of the energy-saving calcining furnace for metal processing according to the present invention.

Illustration of the drawings:

1. a furnace body; 11. a drive motor; 12. a smoke exhaust pipe; 13. a feeding pipe; 14. a fire resistant door; 2. a partition plate; 21. a connecting port; 3. a burner; 31. a fan; 32. a fuel tube; 33. a baffle; 4. a material feeder; 41. a preheating pipe; 42. a preheating seat; 43. a smoke processor; 44. a connecting pipe; 45. a top cover; 46. a rotating shaft; 5. calcining the box; 51. a discharge port; 52. heating a tube; 53. a card slot; 54. a grip; 6. a sealing mechanism; 61. a fixed seat; 62. a spring; 63. fixing the supporting plate; 64. a concave seat; 65. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the energy-saving calcining furnace for metal processing comprises a furnace body 1, wherein a feeding pipe 13 communicated with the interior of the furnace body 1 is welded on the outer surface wall of the furnace body 1, and a smoke exhaust pipe 12 is arranged on the outer surface wall of the furnace body 1;

the center of the bottom plate in the furnace body 1 is welded with a partition plate 2, the partition plate 2 is provided with a connecting port 21, a calcining box 5 is arranged on one side of the partition plate 2 on the bottom plate in the furnace body 1, a top cover 45 and a preheating seat 42 are welded between the partition plate 2 and one side surface wall in the furnace body 1, the preheating seat 42 is positioned right above the top cover 45, a burner 3 is fixed on the other side of the partition plate 2 on the bottom plate in the furnace body 1 by bolts, one side wall of the burner 3 is provided with a fan 31 and a fuel pipe 32 which penetrate through the furnace body 1, the other side wall of the burner 3 is welded with a heating pipe 52 which is communicated with the bottom of the calcining box 5, a guide plate 33 and a sealing mechanism 6 are welded between the furnace body 1 and one side surface wall in the furnace body 1, and the sealing mechanism 6 is positioned right below the guide plate 33;

the sealing mechanism 6 comprises a concave seat 64 and a baffle plate 65, the baffle plate 65 is rotatably connected to the concave seat 64, a fixed supporting plate 63 is welded to the lower surface of the baffle plate 65, a spring 62 is welded to the fixed supporting plate 63, and a fixed seat 61 is welded to the other end of the spring 62;

the feeding device 4 is rotatably connected above the partition board 2 in the furnace body 1 through a rotating shaft 46, a driving motor 11 is fixed on the outer surface wall of the furnace body 1 through bolts, and an output shaft of the driving motor 11 is rotatably connected with the rotating shaft 46 through a coupler.

The preheating seat 42 is embedded with a preheating pipe 41, one end of the preheating pipe 41 is communicated with the connecting pipe 44, and the other end of the preheating pipe 41 is communicated with the smoke exhaust pipe 12.

The connection pipe 44 is provided with a smoke processor 43.

The outer wall of the furnace body 1 is provided with a discharge hole 51, and the discharge hole 51 is provided with a fireproof door 14.

The upper surface of one end of the calcining box 5 along the length direction is provided with a clamping groove 53, and a handle 54 is clamped on the clamping groove 53.

The number of the sealing mechanisms 6 is two, and the two sealing mechanisms 6 are symmetrical to each other at the center in the length direction with respect to the guide plate 33.

The batch feeder 4 is of an arc structure, the upper surface of the preheating seat 42 is also of an arc structure, and the outer diameter of the bottom of the batch feeder 4 is matched with the inner diameter of the upper surface of the preheating seat 42.

The handle 54 is matched with the clamping groove 53 in size and is detachable, so that the surface temperature is not too high when the calcining box 5 is pulled, and operators are not scalded.

The working principle is as follows: when the energy-saving calcining furnace for metal processing is used, fuel is put into a combustor 3 through a fuel pipe 32, metal is put into a batch feeder 4 through a batch feeding pipe 13, a driving motor 11 is turned on to enable the batch feeder 4 to rotate, when the batch feeder 4 rotates to the position above a baffle 65, the metal in the batch feeder 4 falls down under the action of gravity, the falling metal impacts on the baffle 65, after the metal is subjected to pressure, a spring 62 deforms and contracts, after the baffle 65 inclines, the metal falls down through a gap between two sealing mechanisms 6, after the pressure disappears, the spring 62 deforms, the baffle 65 resets, the metal falling onto a guide plate 33 rolls into a calcining box 5 through a connecting port 21, heat generated during calcining enters a preheating pipe 41 through a connecting pipe 44 to enable the temperature of a preheating seat 42 to rise, the metal in the batch feeder 4 is preheated, smoke passes through the preheating pipe 41 and then is discharged from a smoke discharge pipe 12, after the metal is calcined, the fire-resistant door 14 is opened, the handle 54 is clamped on the clamping groove 53, the calcining box 5 is pulled out, and the metal is taken out.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The energy-saving calcining furnace for metal processing comprises a furnace body (1) and is characterized in that a feeding pipe (13) communicated with the interior of the furnace body (1) is welded on the outer surface wall of the furnace body (1), and a smoke exhaust pipe (12) is arranged on the outer surface wall of the furnace body (1);

the furnace body is characterized in that a partition plate (2) is welded at the center of an inner bottom plate of the furnace body (1), a connecting port (21) is formed in the partition plate (2), a calcining box (5) is arranged on one side of the partition plate (2) on the inner bottom plate of the furnace body (1), a top cover (45) and a preheating seat (42) are welded between the partition plate (2) and one side surface wall in the furnace body (1), the preheating seat (42) is positioned right above the top cover (45), a burner (3) is fixed on the inner bottom plate of the furnace body (1) at the other side of the partition plate (2) through bolts, a fan (31) and a fuel pipe (32) penetrating through the furnace body (1) are arranged on one side wall of the burner (3), a heating pipe (52) communicated with the bottom of the calcining box (5) is welded on the other side wall of the burner (3), a guide plate (33) and a sealing mechanism (6) are welded between the furnace body (1) and one side surface wall in the furnace body (1), the sealing mechanism (6) is positioned right below the guide plate (33);

the sealing mechanism (6) comprises a concave seat (64) and a baffle plate (65), the baffle plate (65) is rotatably connected to the concave seat (64), a fixed supporting plate (63) is welded to the lower surface of the baffle plate (65), a spring (62) is welded to the fixed supporting plate (63), and a fixed seat (61) is welded to the other end of the spring (62);

the furnace body (1) is internally provided with a feeding device (4) which is rotatably connected above the partition plate (2) through a rotating shaft (46), the outer surface wall of the furnace body (1) is fixed with a driving motor (11) through a bolt, and an output shaft of the driving motor (11) is rotatably connected with the rotating shaft (46) through a shaft coupling.

2. The metal processing energy-saving calcining furnace according to claim 1, wherein a preheating pipe (41) is embedded in the preheating seat (42), one end of the preheating pipe (41) is communicated with the connecting pipe (44), and the other end of the preheating pipe (41) is communicated with the smoke exhaust pipe (12).

3. Calciner for metal working according to claim 2 characterized in that on said connecting duct (44) there is provided a fume processor (43).

4. The metal processing energy-saving calcining furnace according to claim 1, characterized in that a discharge port (51) is arranged on the outer wall of the furnace body (1), and a fire-resistant door (14) is arranged on the discharge port (51).

5. The metal processing energy-saving calcining furnace according to claim 1, wherein a clamping groove (53) is formed in the upper surface of one end of the calcining box (5) along the length direction, and a handle (54) is clamped on the clamping groove (53).

6. The metal working energy-saving calcining furnace according to claim 1, wherein the number of the sealing mechanisms (6) is two, and the two sealing mechanisms (6) are symmetrical to each other at the center of the guide plate (33) in the length direction.