CN201593915U - Induction heating superhigh temperature continuous carbonization furnace - Google Patents
Induction heating superhigh temperature continuous carbonization furnace Download PDFInfo
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- CN201593915U CN201593915U CN2010201262969U CN201020126296U CN201593915U CN 201593915 U CN201593915 U CN 201593915U CN 2010201262969 U CN2010201262969 U CN 2010201262969U CN 201020126296 U CN201020126296 U CN 201020126296U CN 201593915 U CN201593915 U CN 201593915U
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Abstract
The utility model relates to an induction heating superhigh temperature continuous carbonization furnace comprising a vertical channel and a horizontal channel formed by an upper furnace body, a middle water-cooling connecting sleeve and a lower furnace body, wherein the upper furnace body and lower furnace body are communicated with each other through the middle water-cooling connecting sleeve; the upper furnace body is mainly used for heating and the like; the middle water-cooling connecting sleeve is the cooling area part of the vertical channel; the lower furnace body is mainly used for cooling, discharging and the like; boats filled with materials sequentially enter the vertical channel of the furnace body in an overlapping and stepping way; and the material boats after carbonization are pushed to the horizontal channel and ejected out of the furnace body in a stepping way through a manipulator. The furnace adopts vertical heating, continuous carbonization and horizontal cooling discharging, the high-temperature hearth does not need to support the boat and material weight, has fast cooling speed, high yield and good product quality, and can better solve the above problems of horizontal type continuous furnaces and vertical batch furnaces.
Description
Technical field
The utility model relates to a kind of induction heating ultra-temperature continuous carbonization furnace, particularly a kind of induction heating ultra-temperature continuous carbonization furnace that is used to produce tungsten carbide and cast tungsten carbide material in cemented carbide industry.
Background technology
In cemented carbide industry, produce tungsten carbide and cast tungsten carbide material and generally all adopt horizontal continuous oven and vertical batch furnace.Horizontal continuous oven is because burner hearth will support boat and weight of material causes the burner hearth life-span short, and vertical batch furnace is owing to adopt the batch production mode, and cooling velocity causes yielding poorly slowly, influences product quality simultaneously.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned horizontal continuous oven and vertical batch furnace, provides a kind of operating temperature that is used to produce tungsten carbide and cast tungsten carbide material in cemented carbide industry to reach 2600 ℃ induction heating ultra-temperature continuous carbonization furnace.
The technical solution of the utility model: a kind of induction heating ultra-temperature continuous carbonization furnace, heating carbonization channels designs is a vertical structure, cooling and tapping channel are designed to horizontal structure, production work is made as continuously-running duty, maximum operation (service) temperature is 2600 ℃, mode of heating is an eddy-current heating, and heating target is mainly the graininess hard alloy material, also can heat other metal, nonmetal, simple substance and compound bulk goods and block material.
This induction heating ultra-temperature continuous carbonization furnace comprises by the formed vertical channel of upper furnace body, middle water-cooled adapter sleeve and lower furnace body three parts and a horizontal channel, is communicated with by middle water-cooled adapter sleeve between upper furnace body and the lower furnace body;
Upper furnace body is mainly born tasks such as heating, it comprise heater, inner thermal insulating layer, external thermal insulation and in induction coil, interlayer stove tube, furnace bottom, bell, the stove of logical cooling water chew etc.; Stove is chewed and is contained on the bell, stove is chewed, bell, heater, furnace bottom centre bore center on same vertical line, this vertical line and vertical channel dead in line, stove is chewed, bell, heater, furnace bottom centre bore form the upper furnace body passage; The heater periphery sets gradually inner thermal insulating layer, external thermal insulation and induction coil;
Middle water-cooled adapter sleeve is the interlayer adapter sleeve of a flanged (FLGD) interior logical cooling water in two ends, connects upper and lower body of heater by flange; Middle water-cooled adapter sleeve is the intermittently cooling duct of (stepping) whereabouts of a material boat.Middle water-cooled adapter sleeve is the part of vertical channel, its center line and vertical channel dead in line.
Lower furnace body is mainly born tasks such as cooling, discharging.The furnace shell of lower furnace body is the interlayer furnace shell of interior logical cooling water, and lower furnace body is provided with center support platform, center manipulator, water-cooled tunnel, fire door, observation tube, one and pushes away boat manipulator and two boat manipulators that fall; Center support platform, center manipulator, push away the boat manipulator and the boat manipulator that falls all adopts water-cooled structure.
Center support platform table top is a horizontal plane, be positioned at vertical channel under.The center manipulator is positioned under the vertical channel, the lower furnace body bottom position, and the upper end is connected with the center support platform, is used for lifting center support platform.
The water-cooled tunnel is the square cylinder of an interlayer water flowing, is the entity part of horizontal channel, and water-cooled tunnel one end is near the center support platform of lower furnace body, and the other end stretches out the lower furnace body furnace shell outside; Baseplane, water-cooled tunnel is arranged to the horizontal base plane or low inside and high outside tapered plane is arranged in baseplane, water-cooled tunnel;
Two boat manipulators that fall are arranged at channel direction both sides, water-cooled tunnel and horizontal center line vertical with the channel direction in water-cooled tunnel, two boat manipulators that fall overlaps and the vertical vertical channel axis that passes;
Push away the boat manipulator and be arranged on the right opposite of horizontal channel by center support platform one end, its axis is parallel with the horizontal channel axis;
Fire door is positioned on the end face that stretches out the lower furnace body furnace shell outside in the water-cooled tunnel.
Vertical channel is positioned at the body of heater center and perpendicular to ground level, and promptly vertical channel connects the center support platform that upper furnace body and middle water-cooled adapter sleeve enter lower furnace body and terminate in lower furnace body;
The horizontal channel is positioned at lower furnace body, and this horizontal channel one end level is near the center support platform of lower furnace body, and other end level is stretched out the lower furnace body furnace shell outside;
The boat that material is housed is the seam syndeton, boat enters in the body of heater vertical channel by the seam connected mode is overlapping successively, and promptly boat is chewed from the upper furnace body stove and entered body of heater vertical channel and stepping bell, heater, furnace bottom and the middle water-cooled adapter sleeve arrival lower furnace body center support platform by upper furnace body in proper order.
Middle water-cooled adapter sleeve is communicated with on upper furnace body and the lower furnace body by welding, makes carbide furnace as a whole;
Or middle water-cooled adapter sleeve is communicated with upper furnace body or lower furnace body by welding, and making carbide furnace is a upper and lower two-part assembly, promptly in the middle of water-cooled adapter sleeve upper end welded together with upper furnace body, or middle water-cooled adapter sleeve lower end and lower furnace body are welded together.
Operation principle of the present utility model: the boat that material will be housed places on the vertical channel bottom centre support platform by the seam connected mode is overlapping successively, feeding protective gas in body of heater discharges out of the furnace furnace air, after confirming that oxygen content is lower than process value in the stove, send to induction coil, heater begins to heat up, reach technological temperature and after the time, begin the boat that falls, control system is sent the first element instruction to manipulator, two horizontally disposed in opposite directions boat (material) manipulators that fall stretch into below, descending second the boat baseplane of vertical channel, the center support platform is slowly descending under the effect of center manipulator, descending second boat dropped on two boats that fall (material) manipulator, temporarily supported by these two manipulators, along with lower furnace body center support platform continues to go downwards to certain position, descending first boat breaks away from fully with the seam that is connected between descending second boat, when dropping to position, baseplane, water-cooled tunnel (or a little more than position, baseplane), the table top of center support platform stops to descend, push away the boat manipulator and push descending first boat to water-cooled tunnel (being the horizontal channel), make whole outwards boat location of translation of boat of horizontal channel, then, push away the boat manipulator and return to original position, the center support platform slowly rises to the bottom of descending second boat that is temporarily supported and supports descending second boat, push away the boat manipulator and return to original position, boat height in center support platform whereabouts (i.e. boat height in the boat of all vertical channels whereabouts), wait for second action command, finish a stepping period, go round and begin again, whenever the boat that makes a move in the vertical channel moves down a boat height (removing the seam lap), boat location of the outside translation of the boat of horizontal channel, simultaneously add boat to be heated such as in vertical channel import (the upper furnace body stove place of chewing), be full of boat up to the horizontal channel, open fire door, to be positioned at outermost that boat in horizontal channel and eject horizontal channel (it is outer promptly to eject body of heater), outer manipulator of stove or conveyer belt will eject the boat of horizontal channel and move, and close fire door; Wait for that following one-period goes out boat, the rest may be inferred, cold boat when opening stove all after rolling, enter the formal production phase, boat is chewed from the upper furnace body stove and is entered body of heater vertical channel and stepping bell, heater, furnace bottom and the middle water-cooled adapter sleeve arrival lower furnace body center support platform by upper furnace body in proper order, finishes material heating and phase I cooling, and the horizontal channel is passed through in stepping again, come out of the stove after in the horizontal channel, finishing the second stage cooling, realized continuous production operation.
Key technology of the present utility model is: a kind of set-up mode of induction furnace material boat transmission channel.Its innovative point is: in induction furnace, material boat transmission channel is arranged to a vertical channel and horizontal channel mode that is in series, the material boat is finished material heating and phase I cooling in vertical channel, stepping is finished in the horizontal channel and is come out of the stove after second stage is cooled off by the horizontal channel then.Passage is divided into two sections, has not only shortened the vertical channel height, reduced overlapping height of boat and weight, but also shortened horizontal channel length, reduced to push away the boat load, effectively improved the equipment operational reliability.
This shows, the utility model modern design, adopt vertical heating, continuous carbonization, horizontal cooling discharging, high-temperature burner hearth does not need to support boat and weight of material, and cooling velocity is fast, the output height, good product quality can solve the problems referred to above that horizontal continuous oven and vertical batch furnace exist preferably.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is an A-A sectional structure schematic diagram of the present utility model;
Among the figure: 1, upper furnace body, 2, middle water-cooled adapter sleeve, 3, material, 4, boat, 5, lower furnace body, 11, interlayer stove tube, 12, furnace bottom, 13, Lu Zui, 14, bell, 111, heater, 112, heat-insulation layer, 113, external thermal insulation, 114, induction coil, 51, the center support platform, 52, center manipulator, 53, the water-cooled tunnel, 54, fire door, 55, observation tube, 56, push away the boat manipulator, 57, the boat manipulator falls.
The specific embodiment
Referring to Fig. 1 and Fig. 2, a kind of induction heating ultra-temperature continuous carbonization furnace comprises that body of heater, boat 4, furnace bottom 12, stove chew 13, bell 14, heat-insulation layer, fire door 54, heater 111, induction coil 114, it is characterized in that:
This induction heating ultra-temperature continuous carbonization furnace comprises by the formed vertical channel of upper furnace body 1, middle water-cooled adapter sleeve 2 and lower furnace body 5 three parts and a horizontal channel, is communicated with by middle water-cooled adapter sleeve 2 between upper furnace body 1 and the lower furnace body 5;
Upper furnace body 1 is mainly born tasks such as heating, upper furnace body 1 comprise heater 111, inner thermal insulating layer 112, external thermal insulation 113 and in induction coil 114, interlayer stove tube 11, furnace bottom 12, bell 14, the stove of logical cooling water chew 13 etc.; Stove is chewed 13 and is contained on the bell 14, stove chews 13, bell 14, heater 111, furnace bottom 12 centre bore centers on same vertical line, this vertical line and vertical channel dead in line, stove chews 13, bell 14, heater 111, furnace bottom 12 centre bores form the upper furnace body passage; Heater 111 peripheries set gradually inner thermal insulating layer 112, external thermal insulation 113 and induction coil 114;
Middle water-cooled adapter sleeve 2 is interlayer adapter sleeves of a flanged (FLGD) interior logical cooling water in two ends, connects upper and lower body of heater by flange; Middle water-cooled adapter sleeve 2 is intermittently cooling ducts of (stepping) whereabouts of a material boat.Middle water-cooled adapter sleeve 2 is parts of vertical channel, its center line and vertical channel dead in line.
Water-cooled tunnel 53 is square cylinders of an interlayer water flowing, is the entity part of horizontal channel, and water-cooled tunnel 53 1 ends are near the center support platform 51 of lower furnace body 5, and the other end stretches out the furnace shell outside of lower furnace body 5; 53 baseplanes, water-cooled tunnel can be arranged to the horizontal base plane or low inside and high outside tapered plane is arranged in 53 baseplanes, water-cooled tunnel.
Two boat manipulators 57 that fall are arranged at 53 channel direction both sides, water-cooled tunnel and horizontal center line vertical with the channel direction in water-cooled tunnel 53, two boat manipulators 57 that fall overlaps and the vertical vertical channel axis that passes;
Push away boat manipulator 56 and be arranged on the right opposite of horizontal channel by center support platform 51 1 ends, its axis is parallel with the horizontal channel axis;
Vertical channel is positioned at the body of heater center and perpendicular to ground level, and promptly vertical channel connects the center support platform 51 that upper furnace body 1 and middle water-cooled adapter sleeve 2 enter lower furnace body 5 and terminate in lower furnace body 5;
The horizontal channel is positioned at lower furnace body 5, and this horizontal channel one end level is near the center support platform 51 of lower furnace body 5, and other end level is stretched out the furnace shell outside of lower furnace body 5;
The boat 4 that material 3 is housed is the seam syndeton, boat 4 enters in the body of heater vertical channel by the seam connected mode is overlapping successively, and promptly boat 4 is chewed 13 from the stove of upper furnace body 1 and entered body of heater vertical channel and stepping bell 14, heater 111, furnace bottom 12 and the middle water-cooled adapter sleeve 2 arrival lower furnace bodies 5 center support platforms 51 by upper furnace body 1 in proper order.
Operation principle of the present utility model: the boat 4 that material 3 will be housed places on the vertical channel bottom centre support platform 51 by the seam connected mode is overlapping successively, feeding protective gas in body of heater discharges out of the furnace furnace air, after confirming that oxygen content is lower than process value in the stove, send to induction coil 114, heater 111 begins to heat up, reach technological temperature and after the time, begin the boat that falls, control system is sent the first element instruction to manipulator, two horizontally disposed in opposite directions boat (material) manipulators 57 that fall stretch into below, descending second the boat baseplane of vertical channel, center support platform 51 is slowly descending under the effect of center manipulator 52, descending second boat dropped on two boats that fall (material) manipulator 57, temporarily supported by these two the boat manipulators 57 that fall, along with the center support platform 51 of lower furnace body 5 continues to go downwards to certain position, descending first boat 4 breaks away from fully with the seam that is connected between descending second boat 4, when dropping to position, 53 baseplane, water-cooled tunnel (or a little more than position, baseplane), the table top of center support platform 51 stops to descend, push away boat manipulator 57 and push descending first boat 4 to water-cooled tunnel 53 (being the horizontal channel), make boat 4 whole outwards boat locations of translation of horizontal channel, then, push away boat manipulator 56 and return to original position, center support platform 51 slowly rises to the bottom of descending second boat 4 that is temporarily supported and supports descending second boat 4, push away boat manipulator 56 and return to original position, boat height in center support platform 51 whereabouts (promptly the boat of all vertical channels falls a boat 4 highly), wait for second action command, finish a stepping period, go round and begin again, whenever the boat 4 that makes a move in the vertical channel moves down a boat height (removing the seam lap), boat location of boat 4 outside translations of horizontal channel, simultaneously add boat 4 to be heated such as in vertical channel import (stove of upper furnace body 1 chews 13), be full of boat 4 up to the horizontal channel, open fire door 54, to be positioned at outermost that boat 4 in horizontal channel and eject horizontal channel (it is outer promptly to eject body of heater), outer manipulator of stove or conveyer belt will eject the boat 4 of horizontal channel and move, and close fire door 54; Wait for that following one-period goes out boat, the rest may be inferred, cold boat when opening stove all after rolling, enter the formal production phase, boat 4 is chewed 13 from the stove of upper furnace body 1 and is entered body of heater vertical channel and stepping bell 14, heater 111, furnace bottom 12 and the middle water-cooled adapter sleeve 2 arrival lower furnace body center support platforms 51 by upper furnace body 1 in proper order, finish material 3 heating and phase I cooling, the horizontal channel is passed through in stepping again, come out of the stove after in the horizontal channel, finishing the second stage cooling, realized continuous production operation.
Claims (3)
1. induction heating ultra-temperature continuous carbonization furnace comprises that body of heater, boat (4), furnace bottom (12), stove chew (13), bell (14), heat-insulation layer, fire door (54), heater (111), induction coil (114), it is characterized in that:
A, described this carbide furnace comprise by the formed vertical channel of upper furnace body (1), middle water-cooled adapter sleeve (2) and lower furnace body (5) three parts and a horizontal channel, is communicated with by middle water-cooled adapter sleeve (2) between this upper furnace body (1) and the lower furnace body (5);
B, described upper furnace body (1) comprise that interlayer stove tube (11), furnace bottom (12), bell (14) and the stove of heater (111), inner thermal insulating layer (112), external thermal insulation (113) and induction coil (114), interior logical cooling water chew (13); Stove is chewed (13) and is arranged on the bell (14), stove is chewed (13), bell (14), heater (111) and furnace bottom (12) centre bore center on same vertical line, (13), bell (14), heater (111), furnace bottom (12) centre bore formation upper furnace body passage are chewed in this vertical line and vertical channel dead in line, stove; Heater (111) periphery sets gradually inner thermal insulating layer (112), external thermal insulation (113) and induction coil (114);
C, described middle water-cooled adapter sleeve (2) are the interlayer adapter sleeves of a flanged (FLGD) interior logical cooling water in two ends, connect upper furnace body (1) and lower furnace body (5) by flange;
The furnace shell of D, described lower furnace body (5) is the interlayer furnace shell of interior logical cooling water, is provided with center support platform (51), center manipulator (52), water-cooled tunnel (53), fire door (54), observation tube (55) in the lower furnace body (5), pushes away boat manipulator (56) and two boat manipulators (57) that fall;
Center support platform (51) table top is a horizontal plane, be positioned at vertical channel under, center manipulator (52) is positioned under the vertical channel, the lower furnace body bottom position, the upper end is connected with center support platform (51);
Water-cooled tunnel (53) is the square cylinder of an interlayer water flowing, entity part for the horizontal channel, water-cooled tunnel (53) one ends are near the center support platform (51) of lower furnace body (5), the other end stretches out the furnace shell outside of lower furnace body (5), and baseplane, water-cooled tunnel (53) is arranged to the horizontal base plane or low inside and high outside tapered plane is arranged in baseplane, water-cooled tunnel (53);
Two boat manipulators (57) that fall are arranged at channel direction both sides, water-cooled tunnel (53) and horizontal center line vertical with the channel direction of water-cooled tunnel (53), two boat manipulators (57) that fall overlaps and the vertical vertical channel axis that passes;
Push away boat manipulator (56) and be arranged on the right opposite of horizontal channel by center support platform (51) one ends, its axis is parallel with the horizontal channel axis;
Fire door (54) is positioned on the end face in the furnace shell outside that stretches out lower furnace body (5) in the water-cooled tunnel;
E, described vertical channel are positioned at the body of heater center and perpendicular to ground level, and promptly vertical channel connects the center support platform (51) that upper furnace body (1) and middle water-cooled adapter sleeve (2) enter lower furnace body (5) and terminate in lower furnace body (5);
Described horizontal channel is positioned at lower furnace body (5), and this horizontal channel one end level is near the center support platform (51) of lower furnace body (5), and other end level is stretched out the furnace shell outside of lower furnace body (5);
F, the described boat (4) that material (3) are housed are the seam syndeton, boat (4) enters in the body of heater vertical channel by the seam connected mode is overlapping successively, to be boat (4) chew (13) order from the stove of upper furnace body (1) enters body of heater vertical channel and stepping bell (14), heater (111), furnace bottom (12) and the middle water-cooled adapter sleeve (2) by upper furnace body (1) and arrives lower furnace body (5) center support platform (51), arrives outside the stove by water-cooled tunnel (53) along horizontal channel direction stepping then.
2. induction heating ultra-temperature continuous carbonization furnace as claimed in claim 1, it is characterized in that on the described lower furnace body (5) center support platform (51), center manipulator (52), push away boat manipulator (56) and the boat manipulator (57) that falls all adopts water-cooled structure.
3. induction heating ultra-temperature continuous carbonization furnace as claimed in claim 1 is characterized in that described middle water-cooled adapter sleeve (2) is communicated with on upper furnace body (1) and the lower furnace body (5) by welding, makes carbide furnace as a whole;
Or middle water-cooled adapter sleeve (2) is communicated with upper furnace body (1) or lower furnace body (5) by welding, making carbide furnace is a upper and lower two-part assembly, water-cooled adapter sleeve (2) upper end is welded together with upper furnace body (1) promptly, or middle water-cooled adapter sleeve (2) lower end and lower furnace body (5) are welded together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201262969U CN201593915U (en) | 2010-03-09 | 2010-03-09 | Induction heating superhigh temperature continuous carbonization furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010201262969U CN201593915U (en) | 2010-03-09 | 2010-03-09 | Induction heating superhigh temperature continuous carbonization furnace |
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| CN201593915U true CN201593915U (en) | 2010-09-29 |
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| CN2010201262969U Expired - Lifetime CN201593915U (en) | 2010-03-09 | 2010-03-09 | Induction heating superhigh temperature continuous carbonization furnace |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788227A (en) * | 2010-03-09 | 2010-07-28 | 株洲弗拉德科技有限公司 | Induction heating ultra-high temperature continuous carbonization furnace |
| CN102923704A (en) * | 2012-11-15 | 2013-02-13 | 株洲弗拉德科技有限公司 | Continuous preparation method of tungsten carbide powder |
| CN108195204A (en) * | 2017-12-22 | 2018-06-22 | 江苏民和机械制造有限公司 | One kind is quickly cooled down system and intermittent carbonization furnace |
| CN109850901A (en) * | 2019-03-28 | 2019-06-07 | 湖南信之材料工程技术有限责任公司 | It is a kind of for producing the full-automatic push boat type carbide furnace of superfine tungsten carbide |
-
2010
- 2010-03-09 CN CN2010201262969U patent/CN201593915U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788227A (en) * | 2010-03-09 | 2010-07-28 | 株洲弗拉德科技有限公司 | Induction heating ultra-high temperature continuous carbonization furnace |
| CN101788227B (en) * | 2010-03-09 | 2012-07-04 | 株洲弗拉德科技有限公司 | Induction heating ultra-high temperature continuous carbonization furnace |
| CN102923704A (en) * | 2012-11-15 | 2013-02-13 | 株洲弗拉德科技有限公司 | Continuous preparation method of tungsten carbide powder |
| CN108195204A (en) * | 2017-12-22 | 2018-06-22 | 江苏民和机械制造有限公司 | One kind is quickly cooled down system and intermittent carbonization furnace |
| CN109850901A (en) * | 2019-03-28 | 2019-06-07 | 湖南信之材料工程技术有限责任公司 | It is a kind of for producing the full-automatic push boat type carbide furnace of superfine tungsten carbide |
| CN109850901B (en) * | 2019-03-28 | 2023-10-20 | 湖南信之材料工程技术有限责任公司 | Full-automatic push boat type carbonization furnace for producing superfine tungsten carbide powder |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100929 Effective date of abandoning: 20120704 |