CN212669759U

CN212669759U - Decarburization device for heat treatment of waste metal

Info

Publication number: CN212669759U
Application number: CN202020982964.1U
Authority: CN
Inventors: 邓金华
Original assignee: Shandong Huihang Industrial Equipment Co ltd
Current assignee: Shandong Huihang Industrial Equipment Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-03-09
Anticipated expiration: 2030-06-02

Abstract

The utility model discloses a waste metal heat treatment decarbonization device, which comprises a heat treatment decarbonization reaction kettle, a kettle cover, a feed inlet, a smoke exhaust device, a discharge plate and a slag discharge port, wherein the top of the heat treatment decarbonization reaction kettle is provided with the kettle cover, the left end of the top of the kettle cover is provided with the feed inlet, the bottom of the feed inlet is connected with a feed channel, the left end of the top of the feed inlet is connected with a flange cover plate through a rotating shaft, the right end of the heat treatment decarbonization reaction kettle is provided with the smoke exhaust device, the bottom of the right end of the heat treatment decarbonization reaction kettle is connected with the discharge plate through the discharge port, the slag discharge port is arranged at the bottom of the front end of the heat treatment decarbonization reaction kettle, the technical field of metal treatment is related, the flange cover plate is directly opened to put in waste metal, the waste metal is conveniently and quickly opened and closed, the opening of the furnace is convenient for taking out the metal after the decarburization in the heat treatment, and the slag discharge is convenient.

Description

Decarburization device for heat treatment of waste metal

Technical Field

The utility model relates to the technical field of metal treatment, in particular to a waste metal heat treatment decarbonization device.

Background

The phenomenon that carbon on the surface layer is completely or partially lost due to the action of the surrounding atmosphere when the steel is heated and kept warm. The higher the carbon content in the steel, the higher the heating temperature and the longer the heat preservation time, the more serious the decarburization phenomenon of the steel. The surface decarburization is characterized in that: the carbon content of the surface layer is reduced, the hardness of the surface layer of the workpiece is reduced after quenching, and a white and bright decarburized layer with decarburization characteristics can be seen under a microscope. The decarburized layer may be classified into a full decarburized layer and a half decarburized layer.

The inconvenient direct feed inlet of opening of current useless metal heat treatment decarbonization device puts in useless metal, and the tautness is lower with sealing performance, and the flue gas particle impurity that the thermal treatment produced is comparatively serious, and unable direct purification discharges, and the feature of environmental protection is not enough, and inconvenient direct metal after with the thermal treatment decarbonization is taken out, and the scarfing cinder is inconvenient.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a useless metal thermal treatment decarbonization device has solved the inconvenient feed inlet of directly opening of current useless metal thermal treatment decarbonization device and has put in useless metal, and tightness and sealing performance are lower, and the flue gas granule impurity that thermal treatment produced is comparatively serious, and unable direct purification is discharged, and the feature of environmental protection is not enough, and inconvenient direct metal after with the thermal treatment decarbonization takes out, the inconvenient problem of scarfing cinder.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a device for the heat treatment decarbonization of waste metal comprises a heat treatment decarbonization reaction kettle, a kettle cover, a feed inlet, a smoke exhaust device, a discharge plate and a slag discharge port, the top of the heat treatment decarburization reaction kettle is provided with a kettle cover, the left end of the top of the kettle cover is provided with a feed inlet, the bottom of the feed inlet is connected with a feed channel, the left end of the top of the feed inlet is connected with a flange cover plate through a rotating shaft, a fixing device is connected between the flange cover plate and the feeding hole, a smoke exhaust device is arranged at the right end of the heat treatment decarburization reaction kettle, the bottom of the smoke exhaust device is provided with a smoke suction inlet, the inner side of the top of the smoke exhaust device is provided with a non-woven fabric filter screen layer, the inner side of the heat treatment decarburization reaction kettle is provided with a heating layer, the outer side of the heating layer is provided with a heat preservation layer, the bottom of the right end of the heat treatment decarburization reaction kettle is connected with a discharge plate through a discharge hole, and the bottom of the front end of the heat treatment decarburization reaction kettle is provided with a slag discharge hole.

Preferably, a control panel is arranged at the upper end of the front part of the heat treatment decarburization reaction kettle, an instrument panel is distributed at the front part of the control panel, and control keys are distributed at the bottom of the instrument panel.

Preferably, the outer ends of the discharging plate and the flange cover plate are both fixedly provided with a lifting device, and the middle of the flange cover plate is provided with a toughened glass plate.

Preferably, the inside of the fixing device is connected with a fastening bolt through threads, and the bottom of the fastening bolt is connected with a positioning nut.

Preferably, a suction fan is arranged on the inner side of the outer end of the smoke exhaust device, and a metal separation net is installed at the outer side end of the suction fan.

Preferably, the smoke suction inlet is of a flaring-type horn-shaped structure, and the upper end of the smoke exhaust device is of a bent arc-shaped structure.

(III) advantageous effects

The utility model provides a waste metal heat treatment decarbonization device. The method has the following beneficial effects:

the waste metal heat treatment decarbonization device is convenient for directly opening the flange cover plate to put in waste metal through the feeding channel connected with the bottom of the feeding hole and the flange cover plate connected with the left end of the top through the rotating shaft, has high sealing performance, and the flange cover plate and the feed inlet are connected by a fixing device, so that the flange cover plate can be conveniently and quickly opened and closed, the tightness is high, the smoke generated by internal heating is efficiently sucked out through a smoke suction inlet at the bottom of the heat treatment decarburization reaction kettle by a smoke exhaust device arranged at the right end of the heat treatment decarburization reaction kettle, the non-woven fabric filter screen layer arranged on the inner side of the top of the smoke exhaust device can effectively purify and filter impurity particles in smoke and then exhaust the impurity particles, the environment-friendly performance is high, through the ejection of compact board of connecting through the discharge gate in thermal treatment decarbonization reation kettle's right-hand member bottom, be convenient for open and take out the metal after the thermal treatment decarbonization, arrange the sediment convenience, reasonable in design.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the discharging device of the present invention;

FIG. 3 is a schematic structural view of the feeding device of the present invention;

fig. 4 is a schematic structural view of the smoke exhaust device of the present invention.

In the figure, a heat treatment decarburization reaction kettle 1, a kettle cover 2, a feeding port 3, a smoke exhaust device 4, a discharging plate 5, a slag discharging port 6, a heating layer 7, a heat preservation layer 8, a control panel 9, a discharging port 10, a rotating shaft 11, a lifting device 12, a feeding channel 13, a flange cover plate 14, a fixing device 15, a smoke suction inlet 16, a non-woven fabric filter screen layer 17 and a suction fan 18.

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.

Referring to fig. 1-4, an embodiment of the present invention provides a technical solution: the waste metal heat treatment decarbonization device comprises a heat treatment decarbonization reaction kettle 1, a kettle cover 2, a feed inlet 3, a smoke exhaust device 4, a discharge plate 5 and a slag discharge port 6, wherein the kettle cover 2 is arranged at the top of the heat treatment decarbonization reaction kettle 1, the feed inlet 3 is arranged at the left end of the top of the kettle cover 2, a feed passage 13 is connected to the bottom of the feed inlet 3, a flange cover plate 14 is connected to the left end of the top of the feed inlet 3 through a rotating shaft 11, a fixing device 15 is connected between the flange cover plate 14 and the feed inlet 3, the smoke exhaust device 4 is arranged at the right end of the heat treatment decarbonization reaction kettle 1, a smoke suction inlet 16 is arranged at the bottom of the smoke exhaust device 4, a non-woven fabric filter screen layer 17 is arranged at the inner side of the top of the smoke exhaust device 4, a heating layer 7 is arranged at the inner side of the heat treatment decarbonization reaction, the bottom of the front end of the heat treatment decarburization reaction kettle 1 is provided with a slag discharge opening 6.

The upper end of the front part of the heat treatment decarburization reaction kettle 1 is provided with a control panel 9, the front part of the control panel 9 is provided with an instrument panel, and the bottom of the instrument panel is provided with control keys, so that the direct control is convenient, and the display and observation are convenient.

The outer ends of the discharging plate 5 and the flange cover plate 14 are both fixedly provided with a lifting device 12, and a toughened glass plate is arranged in the middle of the flange cover plate 14, so that the direct lifting, the gripping, the opening and closing operation are convenient, and the observation is convenient.

The inside of the fixing device 15 is connected with a fastening bolt through threads, the bottom of the fastening bolt is connected with a positioning nut, and the fastening bolt and the positioning nut can be directly and fixedly installed.

The inner side of the outer end of the smoke exhaust device 4 is provided with a suction fan 18, the outer side end of the suction fan 18 is provided with a metal separation net, the suction fan 18 is started to suck air, the separation is safe, and the protection effect is good.

The smoke suction inlet 16 is of a flaring-type horn-shaped structure, the upper end of the smoke exhaust device 4 is of a bending arc-shaped structure, smoke can be conveniently and rapidly and directly absorbed, and the emission is stable.

The working principle is as follows: the flange cover plate 14 connected with the left end of the top of the feed inlet 3 through the rotating shaft 11 is directly opened, the waste metal is thrown through the feed channel 13 connected with the bottom of the feed inlet 3, and the fixing device 15 connected between the flange cover plate 14 and the feed inlet 3 is opened and closed quickly, the tightness and the sealing performance are high, the control panel 9 controls the heating layer 7 to carry out heating treatment and keep warm for a long time through the heat preservation layer 8, the smoke generated by internal heating is efficiently sucked out through a smoke suction inlet 16 at the bottom of a smoke exhaust device 4 at the right end of the heat treatment decarburization reaction kettle 1, the non-woven fabric filter screen layer 17 on the inner side of the top of the smoke exhaust device 4 effectively purifies and filters the impurity particles in the smoke and then exhausts the impurity particles, the discharging plate 5 connected through the discharging port 10 at the bottom of the right end of the heat treatment decarburization reaction kettle 1 is opened to take out the metal after heat treatment decarburization, and deslagging is convenient through the deslagging port 6.

The utility model relates to a heat treatment decarbonization reaction kettle 1, a kettle cover 2, a feed inlet 3, a smoke exhaust device 4, a discharge plate 5, a slag discharge port 6, a heating layer 7, a heat preservation layer 8, a control panel 9, a discharge port 10, a rotating shaft 11, a lifting device 12, a feed channel 13, a flange cover plate 14, a fixing device 15, a smoke suction inlet 16, a non-woven fabric filter screen layer 17 and a suction fan 18, wherein the components are all universal standard components or components known by technicians in the field, the structure and the principle of the device can be known by technical manuals or conventional experimental methods, the utility model solves the problems that the existing decarbonization device for waste metal heat treatment is inconvenient to directly open the feed inlet to put in waste metal, the tightness and the sealing performance are low, the smoke particle impurities generated by heat treatment are serious, the direct purification and discharge cannot be realized, the environmental protection performance is insufficient, and the metal after heat treatment, the scarfing cinder is inconvenient, the utility model discloses a combination of each other of above-mentioned parts is convenient for directly open flange cover plate 14 and is put in the scrap metal, and sealing performance is high, and convenient opening is closed fast, and the tightness is high, and the flue gas suction is discharged after purifying and filtering, and the feature of environmental protection is high, is convenient for open and takes out the metal after the thermal treatment decarbonization, arranges the sediment convenience, reasonable in design.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The device for decarbonizing the waste metal by heat treatment is characterized in that: comprises a heat treatment decarburization reaction kettle (1), a kettle cover (2), a feeding hole (3), a smoke exhaust device (4), a discharge plate (5) and a slag discharge port (6), wherein the kettle cover (2) is arranged at the top of the heat treatment decarburization reaction kettle (1), the feeding hole (3) is arranged at the left end of the top of the kettle cover (2), a feeding passage (13) is connected to the bottom of the feeding hole (3), a flange cover plate (14) is connected to the left end of the top of the feeding hole (3) through a rotating shaft (11), a fixing device (15) is connected between the flange cover plate (14) and the feeding hole (3), the smoke exhaust device (4) is arranged at the right end of the heat treatment decarburization reaction kettle (1), a smoke suction inlet (16) is arranged at the bottom of the smoke exhaust device (4), a filter screen layer (17) is arranged at the inner side of the top of the smoke exhaust device (4), and a heating, the outside of zone of heating (7) is equipped with heat preservation (8), the right-hand member bottom of thermal treatment decarbonization reation kettle (1) is connected with ejection of compact board (5) through discharge gate (10), row's cinder notch (6) are installed to the front end bottom of thermal treatment decarbonization reation kettle (1).

2. The decarburization apparatus for heat treatment of a scrap metal as recited in claim 1, wherein: the upper end of the front part of the heat treatment decarburization reaction kettle (1) is provided with a control panel (9), the front part of the control panel (9) is provided with an instrument panel, and the bottom of the instrument panel is provided with control keys.

3. The decarburization apparatus for heat treatment of a scrap metal as recited in claim 1, wherein: the outer ends of the discharge plate (5) and the flange cover plate (14) are both fixedly provided with a lifting device (12), and the middle of the flange cover plate (14) is provided with a toughened glass plate.

4. The decarburization apparatus for heat treatment of a scrap metal as recited in claim 1, wherein: the interior of the fixing device (15) is connected with a fastening bolt through threads, and the bottom of the fastening bolt is connected with a positioning nut.

5. The decarburization apparatus for heat treatment of a scrap metal as recited in claim 1, wherein: the inner side of the outer end of the smoke exhaust device (4) is provided with a suction fan (18), and the outer side end of the suction fan (18) is provided with a metal separation net.

6. The decarburization apparatus for heat treatment of a scrap metal as recited in claim 1, wherein: the smoke suction inlet (16) is of a flaring horn-shaped structure, and the upper end of the smoke exhaust device (4) is of a bent arc-shaped structure.