CN110986604A - TM solid material preheating furnace - Google Patents

TM solid material preheating furnace Download PDF

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Publication number
CN110986604A
CN110986604A CN201911110050.4A CN201911110050A CN110986604A CN 110986604 A CN110986604 A CN 110986604A CN 201911110050 A CN201911110050 A CN 201911110050A CN 110986604 A CN110986604 A CN 110986604A
Authority
CN
China
Prior art keywords
preheating furnace
solid
basket
rod
furnace
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911110050.4A
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Chinese (zh)
Inventor
陈燕刚
张宪平
郝韶军
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Technometal Beijing Engineering Co ltd
Original Assignee
Technometal Beijing Engineering Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Technometal Beijing Engineering Co ltd filed Critical Technometal Beijing Engineering Co ltd
Priority to CN201911110050.4A priority Critical patent/CN110986604A/en
Publication of CN110986604A publication Critical patent/CN110986604A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D13/00Apparatus for preheating charges; Arrangements for preheating charges
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/001Extraction of waste gases, collection of fumes and hoods used therefor
    • F27D17/002Details of the installations, e.g. fume conduits or seals

Abstract

The invention relates to a TM solid material preheating furnace, which comprises a solid material basket, a preheating furnace body, a bottom discharging device and a steel ladle, wherein the solid material basket is arranged at the top of the preheating furnace body, the bottom discharging device is arranged at the bottom of the preheating furnace body and is hinged with the preheating furnace body, the steel ladle is arranged at the bottom of the bottom discharging device, a gas groove is formed in the preheating furnace body, a multi-medium composite burner is fixedly connected to the peripheral surface of the preheating furnace body, and the multi-medium composite burner is communicated with the inside of the gas groove. The invention has the advantages of good solid material preheating effect and preheating temperature of 800-900 ℃.

Description

TM solid material preheating furnace
Technical Field
The invention relates to the technical field of preheating furnaces, in particular to a TM solid material preheating furnace.
Background
At present, a refining furnace is used for smelting when steel is smelted, the refining furnace is a process for heating molten steel in a ladle under a submerged arc working condition of refining slag by using an electrode arc, and steel manufacturers have the requirement of reinforcing solid materials, particularly light solid materials, in the ladle refining furnace along with the change of a solid material market.
In the smelting process of the refining furnace, the power supply time of the melting stage of furnace burden is longest, the electric energy consumption is the largest, and the time for melting solid materials accounts for more than half of one smelting period; the main reason is that the temperature of the added cold solid material is too low, and the electric energy input has to be increased to achieve the purpose of melting the furnace charge by electrifying, so that the smelting period is long, the electrode consumption is high and the smelting power consumption is high. In order to reduce the power consumption, the solid material is required to be heated and then added into a refining furnace.
The solid material preheating technology is characterized in that the solid material is placed into a solid material preheating furnace for preheating, and the preheated solid material is added into a refining furnace for steelmaking.
The existing solid material preheating mode is a heating energy top-in type mode, referring to fig. 1, the heating energy top-in type solid material preheating mode is that flue gas enters a steel ladle 5 from the top of the steel ladle 5 through a heating pipe 7, an igniter 8 is arranged at the top of the steel ladle 5, the flue gas is ignited by the igniter 8, and the flame direction of the ignited flue gas faces the solid material. During "heating can top income formula" preheating mode flue gas got into ladle 5 from the top, the flame of flue gas only can contact and steam can gather at ladle 5 top with the solid material top in ladle 5, and steam is to ladle 5 heating efficiency low, and ladle 5's waste heat efficiency is low, preheats inefficiency, and preheating temperature is low, and the temperature of the solid material after preheating is at 200 ~ 300 degrees centigrade.
The above prior art solutions have the following drawbacks: the existing solid material preheating mode has low preheating efficiency, and the temperature of the preheated solid material is low.
Disclosure of Invention
The invention aims to provide a TM solid material preheating furnace which has the effects of high preheating efficiency and high preheating temperature.
The above object of the present invention is achieved by the following technical solutions:
a TM solid material preheating furnace comprises a solid material basket, a preheating furnace body, a bottom discharging device and a steel ladle, wherein the solid material basket is arranged at the top of the preheating furnace body;
the bottom discharging device comprises two discharging plates and two groups of hinge assemblies matched with the discharging plates;
the hinge assembly comprises a first hinge rod, a second hinge rod, a third hinge rod, a first fixing piece and a second fixing piece;
one end of the first hinge rod is fixedly connected to the discharging plate, and the other end of the first hinge rod is fixedly connected with the third hinge rod;
one end of the second hinge rod is also fixedly connected to the discharging plate, and the other end of the second hinge rod is fixedly connected with the third hinge rod;
the arrangement directions of the first hinge rod and the second hinge rod are parallel;
one end of the first fixing piece is fixedly connected with the third hinge connecting rod, and the other end of the first fixing piece is hinged with the circumferential surface of the preheating furnace body;
one end of the second fixing piece is fixedly connected with the third hinge rod, the other end of the second fixing piece is hinged with the circumferential surface of the preheating furnace body, and the first fixing piece and the second fixing piece are arranged in parallel.
Through adopting above-mentioned technical scheme, operating personnel puts into solid material blue with solid material, move solid material blue to the preheater body directly over, open solid material blue and pour the solid material into the preheater body, later add gas and combustion-supporting gas into the gas groove and ignite through the compound nozzle of multimedium, the gas heats the solid material in the preheater body, after the heating finishes, rotate the stripper plate through articulated subassembly, thereby open bottom discharge apparatus, the solid material that the preheating furnace body internal heating was good receives the action of gravity to get into the ladle, operating personnel removes the ladle and carries out the iron and steel smelting work on next step.
The invention is further configured to: the preheating furnace body is fixedly connected with a smoke exhaust channel which is communicated with the interior of the gas groove.
Through adopting above-mentioned technical scheme, the discharge flue can make the internal and external pressure balance of gas groove, and the waste gas after the gas combustion in the gas groove passes through the discharge flue and discharges, guarantees that the gas in the gas groove fully burns, has further improved the combustion efficiency of gas.
The invention is further configured to: and a smoke pressure control device is arranged in the discharge flue.
Through adopting above-mentioned technical scheme, under flue gas pressure controlling means's effect, keep the stability of preheating furnace body internal pressure, prevent to cause the influence because pressure variation to the preheating furnace body.
The invention is further configured to: the smoke pressure control device is matched with a smoke exhaust fan.
Through adopting above-mentioned technical scheme, smoke exhaust fan controls flue gas pressure more easily.
The invention is further configured to: the preheating furnace comprises a preheating furnace body, a bracket, a preheating furnace capping device and a control device, wherein the bracket is fixedly connected to the preheating furnace body;
the base is fixedly connected to the top surface of the support, the surface of the base, which is far away from the support, is hinged with the rotating plate, and the surface of the rotating plate, which is far away from the support, is vertically and fixedly connected with the first rotating rod;
first dwang one end and rotor plate rigid coupling, the other end is articulated with the second dwang, and the second dwang deviates from first dwang one end rigid coupling bell, and the rigid coupling has the pneumatic cylinder between second dwang and the rotor plate.
Through adopting above-mentioned technical scheme, at the solid material heating process, prevent that the heat from escaping from the preheater body, operating personnel can accomplish the setting of bell through rotating the rotor plate and contracting the pneumatic cylinder, prevents on the bell lid that the heating process from giving off the heat, has improved the heating efficiency of solid material in the preheater. When solid materials are added, an operator stretches out the hydraulic cylinder, and then rotates the first rotating rod to open the furnace cover, so that the solid materials are added.
The invention is further configured to: the solid material basket comprises a basket barrel and a basket rod, wherein two ends of the basket rod are hinged to the basket barrel, a hoisting point piece is sleeved in the middle of the basket rod, and the hoisting point piece is rotatably connected with the basket rod.
Through adopting above-mentioned technical scheme, operating personnel is when empting solid material blue, and it is fixed with the hoisting point piece, lifts up solid material blue and can accomplish empting of solid material blue.
The invention is further configured to: the preheating furnace body is fixedly connected with a plurality of multi-medium composite burners.
Through adopting above-mentioned technical scheme, the compound nozzle of a plurality of multimediums can carry out gas and combustion-supporting gas's packing to the gas tank simultaneously, increases gas and combustion-supporting gas's packing efficiency, has improved the work efficiency of preheater heating.
The invention is further configured to: the preheating furnace body is fixedly connected with a smoke exhaust channel which is communicated with the interior of the gas groove.
Through adopting above-mentioned technical scheme, the discharge flue can make the internal and external pressure balance of gas groove, and the waste gas after the gas combustion in the gas groove passes through the discharge flue and discharges, guarantees that the gas in the gas groove fully burns, has further improved the combustion efficiency of gas.
The invention is further configured to: the first fixing piece and the second fixing piece are hydraulic cylinders.
By adopting the technical scheme, the opening and closing of the discharging plate can be completed by the operation personnel through the stretching and the contraction of the operation hydraulic cylinder, so that the opening and closing of the discharging device are completed, and the efficiency of conveying solid materials into the steel ladle is ensured.
The invention is further configured to: and a fixing plate is fixedly connected to the bottom of the ladle.
By adopting the technical scheme, when the solid material heated in the preheating furnace body enters the steel ladle, the steel ladle is prevented from displacing, the bottom of the steel ladle is fixedly connected with the fixing plate, and the steel ladle is fixed by the fixing plate.
The invention is further configured to: and a traveling wheel is fixedly connected to the surface of the fixing plate, which is far away from the ladle.
By adopting the technical scheme, after the solid material enters the steel ladle, an operator can complete the movement of the steel ladle by pushing the fixing plate, so that the steel ladle is moved to a corresponding position to perform the next steel smelting.
In conclusion, the beneficial technical effects of the invention are as follows:
1. the preheating furnace body is provided with a gas tank, the waste heat furnace is fixedly connected with a multi-medium composite burner, gas and combustion-supporting gas are filled into the gas tank through the burner, solid materials in the preheating furnace body are preheated, the preheating effect is good, and the preheating temperature can reach 800-900 ℃;
2. the multi-medium composite burners can simultaneously inflate and ignite the gas tank, so that the efficiency of filling gas in the preheating furnace is increased, and the working efficiency of preheating the solid fuel is increased;
3. the bottom of the fixed plate is fixedly connected with the traveling wheels, and after the solid materials enter the steel ladle, the steel ladle can be moved by pushing the fixed plate, so that the transportation efficiency of the steel ladle is increased.
Drawings
FIG. 1 is a schematic view of a prior art preheat furnace;
FIG. 2 is a schematic view of a preheating furnace in the present invention;
FIG. 3 is a schematic representation of the solid charge blue of the present invention;
FIG. 4 is a schematic view of a preheater capping apparatus of the present invention;
FIG. 5 is a schematic view of a preheating furnace body in the present invention;
FIG. 6 is a structural view of a bottom discharge apparatus in the present invention;
fig. 7 is a structural view of a ladle in the present invention.
In the figure, 1, solid material blue; 11. a charging basket barrel; 111. a basket body; 112. blue bottom; 12. a material basket rod; 13. a hoisting point member; 2. a preheating furnace capping device; 21. a furnace cover; 22. a first rotating lever; 23. a second rotating lever; 24. a rotating plate; 25. a base; 26. a hydraulic cylinder; 3. a preheating furnace body; 31. a connecting pipe; 32. a working pipe; 33. a gas tank; 34. a multi-medium composite burner; 35. a discharge flue; 4. a bottom discharge device; 41. a stripper plate; 42. a hinge assembly; 421. a first hinge lever; 422. a second hinge lever; 423. a third hinge rod; 424. a first fixing member; 425. a second fixing member; 5. a ladle; 51. a fixing plate; 52. a traveling wheel; 6. a support; 7. heating a tube; 8. an igniter.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 2, the TM solid material preheating furnace disclosed by the invention comprises a solid material basket 1, a preheating furnace body 3, a bottom discharging device 4, a steel ladle 5 and a bracket 6.
As shown in fig. 3, the solid material basket 1 includes a basket rod 12 and a basket barrel 11, the basket barrel 11 includes a basket barrel body 111 and a basket bottom 112, the basket barrel body 111 is a circular tube, the basket bottom 112 is a circular truncated cone with a hollow interior, the basket bottom 112 is coaxially and fixedly connected with the basket barrel body 111, a diameter of a surface of the basket bottom 112 fixedly connected with the basket barrel body 111 is larger than a diameter of a surface of the basket bottom 112 far from the basket barrel body 111, and the basket bottom 112 is fixedly connected to one end of the basket tube facing the ground. The basket rod 12 is fixedly connected to the circumferential surface of the basket body 111, the basket rod 12 is provided with a hanging point piece 13 in a penetrating mode, and the hanging point piece 13 is connected with the basket rod 12. An operator puts the solid material into the solid material blue 1, moves the solid material blue 1 to a corresponding position, opens the solid material blue 1, and pours the solid material in the solid material blue 1 into the preheating furnace body 3.
As shown in fig. 5, the preheating furnace body 3 is arranged under the solid material basket 1, and the preheating furnace body 3 is fixedly connected with the bracket 6. The preheating furnace body 3 comprises a connecting pipe 31 and a working pipe 32, the connecting pipe 31 is a circular truncated cone-shaped pipe, the working pipe 32 is a circular pipe, the connecting pipe 31 is coaxially and fixedly connected with the working pipe 32, and the diameter of the fixedly connected end of the connecting pipe 31 and the working pipe 32 is larger than that of the end of the connecting pipe 31 facing the solid material basket 1. The operator pours the solid material in the solid material blue 1 into the preheating furnace body 3 for heating.
The gas groove 33 is opened inside the working pipe 32 and the connecting pipe 31, the outer peripheral surface of the working pipe 32 is fixedly connected with a plurality of multi-medium composite burners 34, the multi-medium composite burners 34 are communicated with the inside of the gas groove 33, and an operator leads gas and combustion-supporting gas into the gas groove 33 through the multi-medium conforming burners. The gas is burned in the gas tank 33 to heat the solid material in the preheating furnace body 3. In order to ensure that the flue gas generated after the gas in the gas tank 33 is combusted can be discharged out of the gas tank 33, the outer peripheral surface of the connecting pipe 31 is fixedly connected with a discharge flue 35, the discharge flue 35 is communicated with the gas tank 33, and the flue gas generated by the combustion of the gas in the gas tank 33 is discharged out through the discharge flue 35.
Wherein, install flue gas pressure control device in discharge flue 35, for example smoke exhaust fan, under smoke exhaust fan's effect, keep the stability of preheating furnace body 3 internal pressure, prevent to cause the influence because pressure variation to preheating furnace body 3.
As shown in fig. 5 and 6, in order to ensure that the solid material poured into the preheating furnace body 3 can be heated in the preheating furnace body 3, a bottom discharge device 4 is fixedly connected to the circumferential surface of the preheating furnace body 3, and the bottom discharge device 4 includes two discharge plates 41 and two sets of hinge assemblies 42 engaged with the discharge plates 41. The discharge plates 41 are semicircular plates, and when the two discharge plates 41 are closed, the diameters of the two discharge plates 41 are attached to form a circular plate. The hinge assembly 42 includes a first hinge rod 421, a second hinge rod 422, a third hinge rod 423, a first fixing member 424, and a second fixing member 425. One end of the first hinge rod 421 is fixedly connected to the arc-shaped plate of the discharging plate 41, and the other end is fixedly connected to the third hinge rod 423. One end of the second hinge rod 422 is also fixed to the arc-shaped plate of the discharging plate 41, and the other end is fixed to the third hinge rod 423. The first hinge bar 421 is parallel to the second hinge bar 422. One end of the first fixing member 424 is fixedly connected to the third hinge rod 423, and the other end is hinged to the circumferential surface of the preheating furnace body 3. One end of the second fixing member 425 is fixedly connected to the third hinge rod 423, and the other end is hinged to the circumferential surface of the preheating furnace body 3. The first fixing member 424 and the second fixing member 425 are disposed in parallel, and both the first fixing member 424 and the second fixing member 425 are hydraulic cylinders. An operator can rotate the two discharging plates 41 to attach the straight edges of the two discharging plates 41 to form a circular plate to support the solid materials, after the solid materials are preheated, the operator rotates the discharging plates 41, and the heated solid materials fall into the steel ladle 5 from the preheating furnace body 3 under the action of gravity.
As shown in fig. 4, in order to prevent the solid materials from flying out of the preheating furnace body 3 from the upper end of the preheating furnace body 3 during the heating process of the preheating furnace body 3, a preheating furnace capping device 2 is provided between the solid material basket 1 and the preheating furnace body 3. The preheating furnace capping device 2 includes a furnace cover 21, a first rotating lever 22, a second rotating lever 23, a rotating plate 24, and a base 25. The base 25 is fixedly connected to the top surface of the support 6, the surface of the base 25 departing from the support 6 is hinged to the rotating plate 24, and the surface of the rotating plate 24 departing from the support 6 is fixedly connected to the first rotating rod 22 vertically. One end of the first rotating rod 22 is fixedly connected with the rotating plate 24, the other end of the first rotating rod is hinged with the second rotating rod 23, one end of the second rotating rod 23, far away from the first rotating rod 22, is fixedly connected with the furnace cover 21, a hydraulic cylinder 26 is fixedly connected between the second rotating rod 23 and the rotating plate 24, when the furnace cover 21 is covered on the preheating furnace body 3, the hydraulic cylinder is contracted, and when the furnace cover 21 is opened, the hydraulic cylinder is extended. The operator rotates the second rotating rod 23 by extending the hydraulic cylinder, so as to rotate the furnace cover 21, opens the furnace cover 21, and then rotates the first rotating rod 22 to move the furnace cover 21 away from the upper part of the preheating furnace body 3, so as to add the solid materials. After the solid material is added, the first rotating rod 22 is rotated to move the furnace cover 21 to be right above the preheating furnace body 3, then the hydraulic cylinder is contracted, and the second rotating rod 23 is rotated to drive the furnace cover 21 to cover above the preheating furnace body 3.
As shown in fig. 7, the ladle 5 is a barrel, the opening of the ladle 5 faces the preheating furnace body 3, the bottom of the ladle 5 is fixedly connected with a fixing plate 51, the fixing plate 51 fixes the ladle 5, the bottom of the fixing plate 51 is fixedly connected with a traveling wheel 52, the traveling wheel 52 changes the sliding friction force of the solid material to the ground into the rolling friction force, and after the solid material is added into the ladle 5, an operator pushes the ladle 5 to move to the refining furnace.
Referring to fig. 1, the bracket 6 is fixedly connected with the preheating furnace body 3, and the bracket 6 is used for fixing the preheating furnace body 3, so that the preheating furnace is prevented from shifting in position in the solid material preheating process, and the solid material cannot enter the steel ladle 5.
In the actual equipment arrangement, the solid material basket 1, the preheating furnace capping device 2, the bottom discharging device 4, the steel ladle 5 and the transfer car are arranged according to actual conditions, and are arranged into different forms to be suitable for different scenes.
The implementation principle of the embodiment is as follows: the operator adds the solid material to the solid material basket 1, opens the furnace cover 21 by the preheating furnace cover device 2, and then pours the solid material into the preheating furnace body 3. After the solid material enters the preheating furnace body 3, gas and combustion-supporting gas are added into the gas tank 33 through the multi-medium composite burner 34 and ignited, the solid material in the preheating furnace body 3 is heated by the gas, and waste gas generated after the gas is combusted is discharged from the discharge flue 35. After the heating is completed, the operator opens the bottom discharge device 4 to discharge the solid material from the preheating furnace body 3 into the ladle 5, and then moves the ladle 5 to perform a further steel smelting process.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (10)

1. A TM solid material preheating furnace is characterized in that: the preheating furnace comprises a solid material basket (1), a preheating furnace body (3), a bottom discharging device (4) and a steel ladle (5), wherein the solid material basket (1) is arranged at the top of the preheating furnace body (3), the bottom discharging device (4) is arranged at the bottom of the preheating furnace body (3) and is hinged with the preheating furnace body (3), the steel ladle (5) is arranged at the bottom of the bottom discharging device (4), a gas tank (33) is formed in the preheating furnace body (3), multi-medium composite burners (34) are fixedly connected to the peripheral surface of the preheating furnace body (3), and the multi-medium composite burners (34) are communicated with the inside of the gas tank (33);
the bottom discharging device (4) comprises two discharging plates (41) and two groups of hinged components (42) matched with the discharging plates (41);
the hinge assembly (42) comprises a first hinge rod (421), a second hinge rod (422), a third hinge rod (423), a first fixing piece (424) and a second fixing piece (425);
one end of the first hinge rod (421) is fixedly connected to the discharging plate (41), and the other end of the first hinge rod is fixedly connected with the third hinge rod (423);
one end of the second hinge rod (422) is also fixedly connected to the discharging plate (41), and the other end of the second hinge rod is fixedly connected with the third hinge rod (423);
the arrangement directions of the first hinge rod (421) and the second hinge rod (422) are parallel;
one end of the first fixing piece (424) is fixedly connected with the third hinge rod (423), and the other end of the first fixing piece is hinged with the circumferential surface of the preheating furnace body (3);
one end of the second fixing piece (425) is fixedly connected with the third hinge rod (423), the other end of the second fixing piece is hinged with the peripheral surface of the preheating furnace body (3), and the arrangement directions of the first fixing piece (424) and the second fixing piece (425) are parallel.
2. The TM solid material preheating furnace according to claim 1, wherein: the preheating furnace body (3) is fixedly connected with a discharge flue (35), and the discharge flue (35) is communicated with the inside of the gas tank (33).
3. The TM solid material preheating furnace according to claim 2, wherein: and a smoke pressure control device is arranged in the discharge flue (35).
4. The TM solid material preheating furnace according to claim 3, wherein: the smoke pressure control device is matched with a smoke exhaust fan.
5. The TM solid material preheating furnace according to claim 1, wherein: the preheating furnace comprises a preheating furnace body (3), wherein a support (6) is fixedly connected to the preheating furnace body (3), a preheating furnace capping device (2) is arranged at the top of the preheating furnace body (3), and the preheating furnace capping device (2) comprises a furnace cover (21), a first rotating rod (22), a second rotating rod (23), a rotating plate (24) and a base (25);
the base (25) is fixedly connected to the top surface of the support (6), the surface of the base (25) departing from the support (6) is hinged with the rotating plate (24), and the surface of the rotating plate (24) departing from the support (6) is vertically and fixedly connected with the first rotating rod (22);
first dwang (22) one end and rotor plate (24) rigid coupling, the other end is articulated with second dwang (23), and second dwang (23) deviate from first dwang (22) one end rigid coupling bell (21), and the rigid coupling has pneumatic cylinder (26) between second dwang (23) and rotor plate (24).
6. The TM solid material preheating furnace according to claim 1, wherein: the solid material basket (1) comprises a basket barrel (11) and a basket rod (12), wherein the two ends of the basket rod (12) are hinged to the basket barrel (11), a hoisting point piece (13) is sleeved in the middle of the basket rod (12), and the hoisting point piece (13) is rotatably connected with the basket rod (12).
7. The TM solid material preheating furnace according to claim 1, wherein: the preheating furnace body (3) is fixedly connected with a plurality of multi-medium composite burners (34).
8. The TM solid material preheating furnace according to claim 1, wherein: the first fixing part (424) and the second fixing part (425) are hydraulic cylinders.
9. The TM solid material preheating furnace according to claim 1, wherein: the bottom of the ladle (5) is fixedly connected with a fixing plate (51).
10. The TM solid material preheating furnace according to claim 9, wherein: and a traveling wheel (52) is fixedly connected to the surface of the fixing plate (51) departing from the ladle (5).
CN201911110050.4A 2019-11-14 2019-11-14 TM solid material preheating furnace Pending CN110986604A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911110050.4A CN110986604A (en) 2019-11-14 2019-11-14 TM solid material preheating furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911110050.4A CN110986604A (en) 2019-11-14 2019-11-14 TM solid material preheating furnace

Publications (1)

Publication Number Publication Date
CN110986604A true CN110986604A (en) 2020-04-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911110050.4A Pending CN110986604A (en) 2019-11-14 2019-11-14 TM solid material preheating furnace

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Country Link
CN (1) CN110986604A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2847193Y (en) * 2005-07-28 2006-12-13 南京长江电炉厂有限公司 Automatic lifting mechanism for pit furnace cover
CN201297842Y (en) * 2008-10-29 2009-08-26 西安电炉研究所有限公司 A furnace cover unscrew apparatus
CN202671604U (en) * 2012-07-09 2013-01-16 丹阳市江南工业炉有限公司 Upturned furnace door type casting pipe drying furnace
JP2014529438A (en) * 2012-07-12 2014-11-13 イボクラールビバデント アクチェンゲゼルシャフト Rotating mechanism for kiln head
CN107448947A (en) * 2017-06-30 2017-12-08 河南地之绿环保科技有限公司 A kind of secondary preheating device for discharging
CN107664410A (en) * 2016-07-29 2018-02-06 河南省天利工业炉有限公司 A kind of shaft furnace opening device
CN208872106U (en) * 2018-07-09 2019-05-17 代军峰 A kind of refining furnace scrap steel preheating feeding device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2847193Y (en) * 2005-07-28 2006-12-13 南京长江电炉厂有限公司 Automatic lifting mechanism for pit furnace cover
CN201297842Y (en) * 2008-10-29 2009-08-26 西安电炉研究所有限公司 A furnace cover unscrew apparatus
CN202671604U (en) * 2012-07-09 2013-01-16 丹阳市江南工业炉有限公司 Upturned furnace door type casting pipe drying furnace
JP2014529438A (en) * 2012-07-12 2014-11-13 イボクラールビバデント アクチェンゲゼルシャフト Rotating mechanism for kiln head
CN107664410A (en) * 2016-07-29 2018-02-06 河南省天利工业炉有限公司 A kind of shaft furnace opening device
CN107448947A (en) * 2017-06-30 2017-12-08 河南地之绿环保科技有限公司 A kind of secondary preheating device for discharging
CN208872106U (en) * 2018-07-09 2019-05-17 代军峰 A kind of refining furnace scrap steel preheating feeding device

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