CN206772007U - A kind of magnetic-leakage preventing Medium frequency induction steel shell furnace of stabilization - Google Patents
A kind of magnetic-leakage preventing Medium frequency induction steel shell furnace of stabilization Download PDFInfo
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- CN206772007U CN206772007U CN201720439673.6U CN201720439673U CN206772007U CN 206772007 U CN206772007 U CN 206772007U CN 201720439673 U CN201720439673 U CN 201720439673U CN 206772007 U CN206772007 U CN 206772007U
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- coil
- yoke
- magnetic
- faraday
- ring
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- 230000006698 induction Effects 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 13
- 239000010959 steel Substances 0.000 title claims abstract description 13
- 230000006641 stabilisation Effects 0.000 title claims abstract description 12
- 238000011105 stabilization Methods 0.000 title claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 43
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 18
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 15
- 239000010935 stainless steel Substances 0.000 claims abstract description 15
- 230000005291 magnetic effect Effects 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000010304 firing Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000002699 waste material Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000000289 melt material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010060904 Freezing phenomenon Diseases 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000005292 diamagnetic effect Effects 0.000 description 1
- 229910052571 earthenware Inorganic materials 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of magnetic-leakage preventing Medium frequency induction steel shell furnace of stabilization, belong to firing equipment field, it includes steelframe, crucible is installed in steelframe, the periphery of crucible sets furnace lining, electromagnetic induction coil is set on furnace lining, and the periphery of electromagnetic induction coil is arranged yoke, and bell is set on the steelframe above crucible；It is characterised by：The top of yoke sets faraday's ring, faraday's ring be located at yoke top away from bell lower end distance 1/3rd at, faraday's ring is close to yoke setting；The electromagnetic induction coil provides work energy by intermediate frequency power supply, the periphery of intermediate frequency power supply sets cooling tube, and cooling tube connection cooling tower, the tower casing of cooling tower is interior to set stainless steel tube, the tube wall of stainless steel tube is corrugated, and stainless steel tube connects and composes circulation line with cooling tube head and the tail.This heating furnace can reduce leakage field, improve energy utilization rate, and ensure preferable cooling capacity for intermediate frequency power supply, be laid the foundation for its energy steady operation.
Description
Technical field
The utility model belongs to firing equipment field, and in particular to a kind of magnetic-leakage preventing Medium frequency induction steel shell furnace of stabilization.
Background technology
Medium Frequency Induction Heating Furnace is due to firing rate is fast, production efficiency is high, operating environment is good, the de- charcoal of oxidation is few and section
The advantages of material saving, it is widely used in the PROCESS FOR TREATMENT such as welding, annealing, quenching, diathermanous, covering automobile, zero, motorcycle
The industries such as part, railway track, Aero-Space, weapons manufacture, machine-building, electrical equipment manufacture and specialty metal processing.Medium frequency induction
Heating furnace is the device for using the electromagnetic induction principle of coil heat fusing to coil electricity by intermediate frequency power supply.Body of heater
Box hat be generally made up of steelframe, yoke and bell positioned at steelframe top, yoke is used for guiding the magnetic field of induction coil to move towards.
The quality of intermediate frequency power supply directly affects the performance of heating furnace.At present, the mode of generally use water cooling is to heating furnace
Power-supply system is cooled down, and the water after cooling enters in cooling tower, carries out heat exchange, and power supply system is recycled back to again after reducing temperature
The periphery of system cools down to it, to ensure the superperformance of power-supply system.Because copper pipe has good thermal conductivity, therefore cool down
Generally use copper pipe is as cooling pipe in tower, but the water in cooling tower easily freezes in winter, and especially heating furnace is in non-
During working condition, the water capacity after freezing easily causes thin-wall copper pipe and risen brokenly, influences the cooling performance to power-supply system.
In addition, in the course of the work, the magnetic field of yoke upper end scattering causes box hat upper end to generate heat to equipment always, lowers
The service life of box hat；Portion of energy is also have lost simultaneously, causes energy waste.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of magnetic-leakage preventing Medium frequency induction steel shell furnace of stabilization, is subtracting
While few energy waste, the stability of intermediate frequency power supply is improved.
In order to solve the above technical problems, the technical solution of the utility model is：Invent a kind of magnetic-leakage preventing intermediate frequency sense of stabilization
Steel shell furnace, including steelframe to be answered, crucible is installed in steelframe, the periphery of crucible sets furnace lining, electromagnetic induction coil is set on furnace lining,
The periphery of electromagnetic induction coil is arranged yoke, and bell is set on the steelframe above crucible；It is characterized in that：The top of yoke is set
Faraday's ring, faraday's ring be located at yoke top away from bell lower end distance 1/3rd at, faraday's ring close to yoke set；
The electromagnetic induction coil provides work energy by intermediate frequency power supply, and the periphery of intermediate frequency power supply sets cooling tube, cooling
Pipe connects cooling tower, and stainless steel tube is set in the tower casing of cooling tower, and the tube wall of stainless steel tube is corrugated, stainless steel tube and cooling
Pipe head and the tail connect and compose circulation line.
Preferably, faraday's ring is coaxially disposed with yoke.
Preferably, the internal diameter of faraday's ring is more than the external diameter of yoke.
Preferably, air vent is offered in the tower casing of the cooling tower.
Preferably, the heat sink in stretch-like from inside to outside is equipped with the tower casing of the cooling tower.
Preferably, the electromagnetic induction coil is divided into the first coil arranged successively from top to bottom and the second coil, and first
The coiling of coil and the second coil is in opposite direction, and the upper end of the lower end of first coil and the second coil is connected in parallel on the one of intermediate frequency power supply
The lower end of end, the upper end of first coil and the second coil is connected in parallel on the other end of intermediate frequency power supply.
Compared with prior art, the beneficial effects of the utility model are：
1st, because the top of yoke is provided with faraday's ring, and faraday's ring is also referred to as " short-circuited turn " or " short circuit
Ring ", it with yoke in magnetic field interaction, can change and revolt the direction of the magnetic line of force in yoke, by magnetic field bounce back sense
The inside of coil is answered, acts on and is melt compound, accelerates the burn-off rate of material；Reduce effect of the magnetic line of force to bell simultaneously,
It is avoided by heat ageing, beneficial to its service life of extension；And the stainless steel tube of hardness and good-toughness is set in cooling tower, can
Bursting by freezing phenomenon is prevented, at the same the tube wall setting of stainless steel tube is corrugated, increase its area of dissipation, improve its heat dispersion,
Realize that the circulation hot in water route exchanges, complete its refrigerating function.
2nd, because faraday's ring and yoke are coaxially disposed, and the internal diameter of faraday's ring is more than the external diameter of yoke, can increase
The magnetic flux of faraday's ring bounce back, further speed up the burn-off rate of material.
3rd, due to offering air vent in the tower casing of cooling tower, enable to the air stream in the external world to be passed through in cooling tower, put
The high air of the temperature that swaps out, realize air-cooled, promotion heat exchange, raising cooling effect.
4th, due to being equipped with the heat sink in stretch-like from inside to outside in the tower casing of cooling tower, by increasing capacitance it is possible to increase the radiating of tower casing
Area, its heat dispersion is improved, then strengthen the cooling capacity of cooling tube, further ensure the safely and reliably steady of intermediate frequency power supply
Fixed operation.
5th, because electromagnetic induction coil is divided into the first coil arranged successively from top to bottom and the second coil, first coil with
Two abutting end head phases of the second coil simultaneously connect, positioned at both ends termination phase and connect, electric current has gating characteristics, when being melted material
During positioned at the bottom of crucible, top does not have inserts, and electric current leads to from the second coil midstream positioned at bottom substantially, in first coil
Electric current it is smaller, reduce waste of energy；And full of when being melt material in crucible, electric current then increases logical in first coil
It is excessive, electric current being freely distributed in first coil and the second coil is realized, so as to increase heat absorption rate.
Brief description of the drawings
Fig. 1 is block schematic illustration of the present utility model；
Fig. 2 is internal structure schematic diagram of the present utility model；
Fig. 3 is the attachment structure schematic diagram of electromagnetic induction coil；
Fig. 4 is the cooling structure schematic diagram of intermediate frequency power supply.
Marked in figure：1st, bell；2nd, faraday's ring；3rd, steelframe；4th, yoke；5th, furnace lining；6th, crucible；7th, electromagnetic induction line
Circle；8th, first coil；9th, the second coil；10th, intermediate frequency power supply；11st, cooling tube；12nd, cooling tower；13rd, tower casing；14th, air vent；
15th, heat sink；16th, stainless steel tube；17th, material.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
In the utility model, the side that will be close to material 17 is defined as inner side, correspondingly will be far from the opposite side of material 17
It is defined as outside；When the utility model is in into use state, lower end is defined as close to the one end on ground, and one away from ground
End is defined as upper end.
As depicted in figs. 1 and 2, the utility model is provided with crucible 6 in steelframe 3, and the periphery of crucible 6 sets furnace lining 5, earthenware
Bell 1 is set on the steelframe 3 of the top of crucible 6；Electromagnetic induction coil 7 is set on furnace lining 5, and the periphery of electromagnetic induction coil 7 is arranged magnetic
Yoke 4, the top of yoke 4 set faraday's ring 2, and faraday's ring 2 is coaxially disposed with yoke 4 and its internal diameter is more than the external diameter of yoke 4,
Faraday's ring 2 be located at the top of yoke 4 away from the lower end distance of bell 1 1/3rd at, faraday's ring 2 is set close to yoke 4；This method
Draw ring 2 to be also referred to as " short-circuited turn " or " short-circuited conducting sleeve ", it with yoke 4 in magnetic field interaction, can change and instead
The direction of the magnetic line of force in diamagnetic yoke 4, by the inside of magnetic field bounce back induction coil, material 17 to be melted in crucible 6 is acted on,
Accelerate the burn-off rate of material 17；Reduce effect of the magnetic line of force to bell 1 simultaneously, avoid it by heat ageing, beneficial to extending it
Service life.
As shown in figure 3, intermediate frequency power supply 10, which is electromagnetic induction coil 7, provides working power, electromagnetic induction coil 7 divides for from upper
The coil 9 of first coil 8 and second arranged successively under and, first coil 8 and the coiling of the second coil 9 are in opposite direction, if the
One coil 8 is clockwise direction coiling, then the second coil 9 is counter clockwise direction coiling；Otherwise the two also may be used.First coil 8
Lower end and the upper end of the second coil 9 are connected in parallel on the lower end of one end of intermediate frequency power supply 10, the upper end of first coil 8 and the second coil 9
It is connected in parallel on the other end of intermediate frequency power supply 10.Electric current has gating characteristics, when being melted material 17 and being located at the bottom of crucible 6, on
Portion does not have inserts, and electric current circulates from positioned at the second coil 9 of bottom substantially, and the electric current in first coil 8 is smaller, reduces
Waste of energy；And full of when being melt material 17 in crucible 6, electric current then increases the throughput in first coil 8, realizes electricity
Being freely distributed in the coil 9 of first coil 8 and second is flowed, so as to increase heat absorption rate.
In order to increase the heat-sinking capability of intermediate frequency power supply 10, as shown in figure 4, the utility model is also in the periphery of intermediate frequency power supply 10
There is provided cooling tube 11, cooling tube 11 connects cooling tower 12, and hardness and good-toughness are set not in the tower casing 13 of cooling tower 12
Become rusty steel pipe 16, and the tube wall of stainless steel tube 16 is corrugated, and stainless steel tube 16 connects and composes circulation line with the head and the tail of cooling tube 11.With
The tube wall of stainless steel tube 16 is arranged to ripple by this to solve the water pipe from freezing crack phenomenon that cooling tower 12 in the prior art is occurred
Line shape, increase its area of dissipation, improve its heat dispersion, realize that the circulation hot in water route exchanges, complete its refrigerating function.And
Air vent 14 is offered in the tower casing 13 of cooling tower 12, while has added the heat sink 15 in stretch-like from inside to outside.
It is described above, only it is preferred embodiment of the present utility model, is not that other forms are made to the utility model
Limitation, any person skilled in the art is combined, changes or retrofits possibly also with the technology contents of the disclosure above
It is equivalent embodiment of the present utility model.But it is every without departing from the content of the technical scheme of the utility model, it is new according to this practicality
Any simple modification, equivalent variations and the remodeling that the technical spirit of type is made to above example, still fall within the utility model skill
The protection domain of art scheme.
Claims (6)
1. a kind of magnetic-leakage preventing Medium frequency induction steel shell furnace of stabilization, including steelframe, crucible is installed in steelframe, the periphery of crucible is set
Furnace lining, sets electromagnetic induction coil on furnace lining, and the periphery of electromagnetic induction coil is arranged yoke, and stove is set on the steelframe above crucible
Lid；It is characterized in that：The top of yoke sets faraday's ring, and faraday's ring is located at three points of yoke top away from bell lower end distance
One of place, faraday's ring close to yoke set；
The electromagnetic induction coil provides work energy by intermediate frequency power supply, and the periphery of intermediate frequency power supply sets cooling tube, and cooling tube connects
Cooling tower is connect, stainless steel tube is set in the tower casing of cooling tower, the tube wall of stainless steel tube is corrugated, and stainless steel tube is first with cooling tube
Tail connects and composes circulation line.
2. according to the magnetic-leakage preventing Medium frequency induction steel shell furnace of the stabilization described in claim 1, it is characterised in that：Faraday's ring with
Yoke is coaxially disposed.
3. according to the magnetic-leakage preventing Medium frequency induction steel shell furnace of the stabilization described in claim 2, it is characterised in that：Faraday's ring
Internal diameter is more than the external diameter of yoke.
4. according to the magnetic-leakage preventing Medium frequency induction steel shell furnace of the stabilization described in claim 3, it is characterised in that：The tower of the cooling tower
Air vent is offered on shell.
5. according to the magnetic-leakage preventing Medium frequency induction steel shell furnace of the stabilization described in claim 4, it is characterised in that：The tower of the cooling tower
The heat sink in stretch-like from inside to outside is equipped with shell.
6. according to the magnetic-leakage preventing Medium frequency induction steel shell furnace of any described stabilization of claim 1 to 5, it is characterised in that：The electricity
Magnetic induction coil is divided into the first coil arranged successively from top to bottom and the second coil, first coil and the coiling side of the second coil
To on the contrary, the lower end of first coil and the upper end of the second coil are connected in parallel on one end of intermediate frequency power supply, the upper end of first coil and
The lower end of two coil is connected in parallel on the other end of intermediate frequency power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720439673.6U CN206772007U (en) | 2017-04-25 | 2017-04-25 | A kind of magnetic-leakage preventing Medium frequency induction steel shell furnace of stabilization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720439673.6U CN206772007U (en) | 2017-04-25 | 2017-04-25 | A kind of magnetic-leakage preventing Medium frequency induction steel shell furnace of stabilization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206772007U true CN206772007U (en) | 2017-12-19 |
Family
ID=60635698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720439673.6U Expired - Fee Related CN206772007U (en) | 2017-04-25 | 2017-04-25 | A kind of magnetic-leakage preventing Medium frequency induction steel shell furnace of stabilization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206772007U (en) |
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2017
- 2017-04-25 CN CN201720439673.6U patent/CN206772007U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171219 |