CN106048182B - A kind of large-scale shell ring induction heater of full enclosed - Google Patents
A kind of large-scale shell ring induction heater of full enclosed Download PDFInfo
- Publication number
- CN106048182B CN106048182B CN201610361478.6A CN201610361478A CN106048182B CN 106048182 B CN106048182 B CN 106048182B CN 201610361478 A CN201610361478 A CN 201610361478A CN 106048182 B CN106048182 B CN 106048182B
- Authority
- CN
- China
- Prior art keywords
- spool
- wall
- sensing spool
- connecting rod
- shell ring
- 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.)
- Expired - Fee Related
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- 230000006698 induction Effects 0.000 title claims abstract description 21
- 229910052802 copper Inorganic materials 0.000 claims abstract description 17
- 239000010949 copper Substances 0.000 claims abstract description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000002436 steel type Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 3
- 230000001939 inductive effect Effects 0.000 abstract description 2
- 238000010304 firing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/42—Induction heating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Induction Heating (AREA)
- Furnace Details (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Abstract
The large-scale shell ring induction heater of a kind of full enclosed, mainly including frame, bell, upper end sensing spool, line card, dividing plate, cylinder support, double rod cylinder, double piston-rod, copper billet, outer wall sensing spool, outer mobile refractory walls, interior mobile refractory walls, inwall upper end sensing spool, inwall lower end sensing spool, through hole A, power interface A, power interface B, shell ring, piston rod, oil cylinder, bearing platform, firm banking, lower end sensing spool, support bar, annular connecting rod, connecting rod A, connecting rod B and furnace wall.The present invention utilizes inductive heating principle, realizes the quick heating of large-scale shell ring heat treatment process, and a heat time of shell ring is shorten to 6 to 8 hours by tens of hours；The distance of energy flexible modulation coil and shell ring inside and outside wall, not only realizes the uniform heating of shell ring inside and outside wall, also improves the power factor of inductor, reduces required power；Realize and the shell ring of different-diameter, different-thickness is heated.
Description
Technical field
The present invention relates to a kind of heating furnace technical field.
Background technology
The heat treatment heating process of large-scale shell ring generally uses bench vehicle type electrical resistance furnace or flame stove heat, and its mode of heating is
Thermal conductivity, due to the special construction of shell ring, it, which is heated, substantially belongs to single-side heating, and heat is by outer wall internally heat transfer；Again
Because shell ring wall thickness is very thick so that the process of its heat transfer becomes very slow, and the firing rate of shell ring outer wall is typically only capable to control
System is at 50~70 degree or sos per hour, and the firing rate of shell ring center portion and inwall is then lower, and once heating is generally for shell ring heat treatment
Tens of hours are reached, the production cycle is very long.Meanwhile, the high energy consumption of car-type flame furnace or resistance furnace, heat utilization rate is low, right
Environmental pollution is serious, can not meet the requirement of development of modern industry.
The content of the invention
It is an object of the invention to provide a kind of sensing heating that can be realized simultaneously to shell ring inner and outer wall and to heating temperature
The accurate control of degree, not only improves the firing rate and production efficiency of shell ring, also improves the equal of shell ring thickness direction heating-up temperature
The large-scale shell ring induction heater of the full enclosed of even property.
The invention mainly comprises organic frame, bell, upper end sensing spool, line card, dividing plate, cylinder support, oil cylinder, double-piston
Bar, copper billet, outer wall sensing spool, outer mobile refractory walls, interior mobile refractory walls, inwall upper end sensing spool, the sensing of inwall lower end
Spool, through hole A, power interface A, power interface B, shell ring, piston rod, oil cylinder, bearing platform, firm banking, lower end sensing spool,
Support bar, annular connecting rod, connecting rod A, connecting rod B, furnace wall.
Wherein, firm banking is ring plate, and bearing platform is equipped with firm banking.Set in the upper surface of firm banking
Organic frame.Frame is made up of support bar, annular connecting rod, connecting rod A and connecting rod B, and support bar is circumferentially distributed, is vertically located at admittedly
Determine on the upper surface of base, be connected between the middle part of support bar by annular connecting rod, in the infall of support bar and annular connecting rod
Connecting rod A is fixedly connected with, the upper end of each support bar is connected with connecting rod B.Support bar is provided with some through holes.Each connecting rod
B is connected with a furnace wall respectively, and furnace wall is connected by interior mobile refractory walls between arc flat board, adjacent furnace wall.Interior movement
Refractory walls are on the channel steel type housing of vertical outer openings, the outer wall for the medial surface that refractory walls are moved inside, to be fixedly connected with two
Individual outer mobile refractory walls, outer mobile refractory walls are horizontal plate.Shell ring is provided between adjacent interior mobile refractory walls.Move inside
Vertical dividing plate is provided between the inwall of dynamic refractory walls.Free end on the outer wall of each dividing plate respectively with the piston rod of oil cylinder
It is connected, the fixing end of each oil cylinder is respectively provided on connecting rod A.Bell A is fixedly connected with the upper end of each furnace wall, each outer
The upper end of mobile refractory walls replaces provided with bell B, bell B and bell A to be connected, and constitutes whole bell.Sensing heater is single turn
Induction coil, is uniformly distributed in shell ring surrounding.Sensing heater includes upper end sensing spool, outer wall sensing spool, lower end sensing
Spool, inwall upper end sensing spool, inwall lower end sensing spool and line of induction pipe clamping device.Upper end sensing spool, outer wall sense
Answer spool, inwall upper end sensing spool and inwall lower end sensing spool, lower end sensing spool, respectively by line card be fixed on bell,
In interior mobile refractory walls, firm banking.Line of induction pipe clamping device includes cylinder support, double rod cylinder, piston rod and copper
Block, cylinder support is fixed on dividing plate.Double rod cylinder is fixed on cylinder support.Double rod cylinder respectively with two work
Stopper rod is connected, and the free end of two piston rods is respectively equipped with copper billet.The side of copper billet is connected with piston rod, and the opposite side of copper billet is inserted
In the groove for being connected on the both sides of each sensing spool one end.Upper end sensing spool, outer wall sensing spool, lower end sensing spool, inwall
Upper end sensing spool, inwall lower end sensing spool are hollow rectangular housing, and insulating materials, upper end sense are wrapped up on its external wall
Answer spool, outer wall sensing spool, lower end sensing spool, inwall upper end sensing spool, inwall lower end sensing spool on be equipped with it is logical
Hole A, through hole A are spool water cooling hole, and inwall upper end sensing spool and inwall lower end sensing spool are provided with power interface A and power supply
Interface B, power interface A and power interface B are all connected with power supply.
In the use of the present invention, when gripping means grips, double piston-rod drives copper billet to clamp each sensing spool, line respectively
Circle is in channel status, and switch on power interface A and power interface B, and shell ring can be heated；When clamping device unclamps,
Not connected between each spool, coil is in off state, at this point it is possible to by mobile refractory walls and shell ring in piston rod regulation
The distance of outer surface, so as to adjust the distance of inside and outside wall spool and shell ring surfaces externally and internally, improves the efficiency of sensing heating.
The present invention has the following advantages that compared with prior art：Using inductive heating principle, large-scale shell ring heat treatment is realized
The quick heating of process, a heat time of shell ring is shorten to 6 to 8 hours by tens of hours；This induction heater is used
Packaged type induction coil, the distance of energy flexible modulation coil and shell ring inside and outside wall, not only realizes the uniform of shell ring inside and outside wall
Heating, also improves the power factor of inductor, reduces required power；The present invention is real using portable refractory walls
Now the shell ring of different-diameter, different-thickness is heated.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the single-turn induction coil structural representation of the present invention；
Fig. 3 is the line of induction pipe clamping device structural representation of the present invention；
Fig. 4 is the inwall sensing spool cascaded structure schematic diagram of the present invention；
Fig. 5 is the stereogram of the present invention.
Wherein：1- frames, 2- bells, 2-1 bell A, 2-2 bell B, 3- upper ends sensing spool, 4- line cards, 5- dividing plates, 6-
Cylinder support, 7- oil cylinders, 8- piston rods, 9- copper billets, 10- outer walls sensing spool, mobile refractory walls outside 11-, mobile fire resisting in 12-
Wall, 13- inwalls upper end sensing spool, 14- inwalls lower end sensing spool, 15- through hole A, 16- power interface A, 17- power interfaces
B, 18- shell ring, 19- piston rods, 20- oil cylinders, 21- bearing platforms, 22- firm bankings, 23- lower ends sensing spool, 24- support bars,
25- annulars connecting rod, 26- connecting rod A, 27- connecting rods B, 28- furnace wall.
Embodiment
In the simplified schematic diagram of the invention shown in Fig. 1 to Fig. 5, firm banking 22 is ring plate, in firm banking
It is equipped with bearing platform 21.Frame 1 is provided with the upper surface of firm banking.Frame is by support bar 24, annular connecting rod 25, connecting rod
A26 and connecting rod B27 compositions, support bar is circumferentially distributed, is vertically located on the upper surface of firm banking, the middle part of support bar it
Between by annular connecting rod be connected, support bar with annular connecting rod infall be fixedly connected with connecting rod A, the upper end of each support bar
It is connected with connecting rod B.Support bar is provided with some through holes.Each connecting rod B is connected with a furnace wall 28 respectively, and furnace wall is arc
It is connected between flat board, adjacent furnace wall by interior mobile refractory walls 12.Interior mobile refractory walls are the channel-section steel of vertical outer openings
On shell body, the outer wall for the medial surface that refractory walls are moved inside, mobile refractory walls 11, outer mobile refractory walls outside two are fixedly connected with
For horizontal plate.Shell ring 18 is provided between adjacent interior mobile refractory walls.Move inside between the inwall of refractory walls provided with perpendicular
Straight dividing plate 5.Free end respectively with the piston rod 19 of oil cylinder 20 on the outer wall of each dividing plate is connected, the fixation of each oil cylinder
End is respectively provided on connecting rod A.Bell A2-1 is fixedly connected with the upper end of each furnace wall, in the upper end of each outer mobile refractory walls
Provided with bell B2-2, bell B replaces with bell A to be connected, and constitutes whole bell 2.Sensing heater is single-turn induction coil, 36
Sensing heater is uniformly distributed in shell ring surrounding.Sensing heater includes upper end sensing spool 3, outer wall sensing spool 10, lower end
Sense spool 23, inwall upper end sensing spool 13, inwall lower end sensing spool 14 and line of induction pipe clamping device.The upper end line of induction
Pipe 3, outer wall sensing spool, inwall upper end sensing spool and inwall lower end sensing spool, lower end sensing spool, respectively by line card 4
It is fixed on bell B2-2, interior mobile refractory walls 12, on firm banking 22.Line of induction pipe clamping device includes cylinder support 6, dual-active
Rod cylinder 7, piston rod 8 and copper billet 9, cylinder support are fixed on dividing plate 5.Double rod cylinder is fixed on cylinder support.
Double rod cylinder is connected with two piston rods respectively, and the free end of two piston rods is respectively equipped with copper billet.The side of copper billet with
Piston rod is connected, and the opposite side of copper billet is plugged in the groove of the both sides of each sensing spool one end.Upper end sensing spool, outer wall sense
It is hollow rectangular housing to answer spool, lower end sensing spool, inwall upper end sensing spool, inwall lower end sensing spool, at it
Wrap up insulating materials on outer wall, it is upper end sensing spool, outer wall sensing spool, lower end sensing spool, inwall upper end sensing spool, interior
Through hole A15, through hole A15 are equipped with for spool water cooling hole on wall lower end sensing spool, inwall upper end sensing spool and inwall lower end
Sense spool and be provided with power interface A16 and power interface B17, power interface A and power interface B are all connected with power supply.
Claims (2)
1. a kind of large-scale shell ring induction heater of full enclosed, mainly including frame, bell, upper end sensing spool, line card, every
Plate, cylinder support, double rod cylinder, double piston-rod, copper billet, outer wall sensing spool, outer mobile refractory walls, interior mobile fire resisting
Wall, inwall upper end sensing spool, inwall lower end sensing spool, through hole A, power interface A, power interface B, shell ring, piston rod, oil
Cylinder, bearing platform, firm banking, lower end sensing spool, support bar, annular connecting rod, connecting rod A, connecting rod B and furnace wall, its feature
It is：Firm banking is ring plate, and bearing platform is equipped with firm banking, and frame is provided with the upper surface of firm banking,
Frame is made up of support bar, annular connecting rod, connecting rod A and connecting rod B, and support bar is circumferentially distributed, is vertically located at firm banking
Upper surface on, be connected between the middle part of support bar by annular connecting rod, fix and connect in the infall of support bar and annular connecting rod
Extension bar A in succession, the upper end of each support bar is connected with connecting rod B, and support bar is provided with through hole, and each connecting rod B is respectively with one
Individual furnace wall is connected, and furnace wall is connected by interior mobile refractory walls between arc flat board, adjacent furnace wall, and interior mobile refractory walls are perpendicular
On the channel steel type housing of straight outer openings, the outer wall for the medial surface that refractory walls are moved inside, movement outside two is fixedly connected with resistance to
Fiery wall, outer mobile refractory walls are horizontal plate, and shell ring is provided between adjacent interior mobile refractory walls, refractory walls are moved inside
Vertical dividing plate is provided between inwall, the free end respectively with the piston rod of oil cylinder on the outer wall of each dividing plate is connected, each
The fixing end of oil cylinder is respectively provided on connecting rod A, and bell A is fixedly connected with the upper end of each furnace wall, in each outer mobile fire resisting
The upper end of wall replaces provided with bell B, bell B and bell A to be connected, and constitutes whole bell, sensing heater is single-turn induction coil,
Shell ring surrounding is uniformly distributed in, sensing heater includes upper end sensing spool, outer wall sensing spool, lower end sensing spool, inwall
Upper end sensing spool, inwall lower end sensing spool and line of induction pipe clamping device, it is upper end sensing spool, outer wall sensing spool, interior
Wall upper end senses spool and inwall lower end sensing spool, lower end sensing spool, is fixed on bell, interior mobile fire resisting by line card respectively
On wall, firm banking, the side of the copper billet of line of induction pipe clamping device is connected with piston rod, and the opposite side of copper billet is plugged on each sense
Answer in the groove of both sides of spool one end, upper end sensing spool, outer wall sensing spool, lower end sensing spool, the sensing of inwall upper end
Spool, inwall lower end sensing spool are hollow rectangular housing, wrap up insulating materials on its external wall, upper end sensing spool,
Outer wall sensing spool, lower end sensing spool, inwall upper end sensing spool, inwall lower end sense is equipped with through hole A, through hole on spool
A is spool water cooling hole, and inwall upper end sensing spool and inwall lower end sensing spool are provided with power interface A and power interface B, electricity
Source interface A and power interface B are all connected with power supply.
2. a kind of large-scale shell ring induction heater of full enclosed according to claim 1, it is characterised in that：Induction coil
Clamping device includes cylinder support, double rod cylinder, piston rod and copper billet, and cylinder support is fixed in interior mobile refractory walls,
Double rod cylinder is fixed on cylinder support, and double rod cylinder is connected with two piston rods respectively, two piston rods from
Copper billet is respectively equipped with by end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610361478.6A CN106048182B (en) | 2016-05-27 | 2016-05-27 | A kind of large-scale shell ring induction heater of full enclosed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610361478.6A CN106048182B (en) | 2016-05-27 | 2016-05-27 | A kind of large-scale shell ring induction heater of full enclosed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106048182A CN106048182A (en) | 2016-10-26 |
| CN106048182B true CN106048182B (en) | 2017-10-20 |
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| CN201610361478.6A Expired - Fee Related CN106048182B (en) | 2016-05-27 | 2016-05-27 | A kind of large-scale shell ring induction heater of full enclosed |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109055677B (en) * | 2018-06-01 | 2020-07-28 | 燕山大学 | Large-scale shell ring heating heat preservation stove based on resistance keeps warm and induction heating |
| CN109657386B (en) * | 2018-12-27 | 2023-04-07 | 燕山大学 | Design method of rectangular Helmholtz coil |
| CN115125370B (en) * | 2022-07-21 | 2023-06-09 | 燕山大学 | Local continuous induction heat supplementing device for large-scale inner corrugated cylinder section and working method thereof |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61136618A (en) * | 1984-12-07 | 1986-06-24 | Sumitomo Metal Ind Ltd | Induction heating method |
| JP2006265606A (en) * | 2005-03-23 | 2006-10-05 | Ntn Corp | High frequency induction heat-treatment method, high frequency induction heat-treatment facility and high frequency induction heat-treating article |
| CN101781699B (en) * | 2009-07-15 | 2012-04-25 | 杨东佐 | Heat treatment equipment and heat treatment method of metal parts |
| RU2463357C1 (en) * | 2011-03-15 | 2012-10-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Оренбургский государственный университет" | Induction hardening plant |
| CN202766579U (en) * | 2012-08-06 | 2013-03-06 | 中国联合工程公司 | Annular bell-type resistance furnace for heating cylindrical shell section of pressure container |
| CN103394575B (en) * | 2013-08-12 | 2015-07-01 | 赤壁苍龙管件有限责任公司 | Waveform furnace pipe spinning forming process |
| CN104630443B (en) * | 2015-01-22 | 2017-02-22 | 燕山大学 | Large-scale cylindrical shell section heat treatment method |
| CN204430523U (en) * | 2015-02-09 | 2015-07-01 | 北京首钢机电有限公司 | A kind of heating welding device of far infrared constant temperature welding |
| CN105385814B (en) * | 2015-12-17 | 2017-08-25 | 二重集团（德阳）重型装备股份有限公司 | The heat treatment method of hydrogenation reactor shell ring forging |
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2016
- 2016-05-27 CN CN201610361478.6A patent/CN106048182B/en not_active Expired - Fee Related
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| CN106048182A (en) | 2016-10-26 |
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Granted publication date: 20171020 |