CN201323670Y - Air-cooling type electromagnetic induction heating coil and heating device - Google Patents
Air-cooling type electromagnetic induction heating coil and heating device Download PDFInfo
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- CN201323670Y CN201323670Y CNU2008201582052U CN200820158205U CN201323670Y CN 201323670 Y CN201323670 Y CN 201323670Y CN U2008201582052 U CNU2008201582052 U CN U2008201582052U CN 200820158205 U CN200820158205 U CN 200820158205U CN 201323670 Y CN201323670 Y CN 201323670Y
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Abstract
The utility model discloses an air-cooling type electromagnetic induction heating coil, which is a non-closed column structure formed by a left and a right parts; the left and the right parts respectively comprise upper and lower supporting pieces arranged on the columnar top surface and the columnar bottom surface, support frames formed by the upper and the lower supporting pieces and inside liners, insulating layers and electromagnetism heating coils arranged outside the inside liner in sequence; the inside liner are fixed between the upper and the lower supporting pieces; a cylindrical surface formed by inner arcs of the upper supporting pieces and the lower supporting piece of the left and the right parts is arranged in the cylindrical surface formed by the inside liners; and an air flue is formed in the gap between the two cylindrical surfaces. Further, an air cooling type electromagnetic induction heating device comprises the air cooling type electromagnetic induction heating coil and an electromagnetism generator. The utility model solves the technical problem of balanced heating of heated metal pipelines, and efficiently reduces the defective rate and the rejection rate of products, thereby improving the product quality.
Description
Technical field
The utility model relates to a kind of electromagnetic heating coil, relates in particular to a kind of air-cooled electromagnetic load coil and heater.
Background technology
Widely used various metallic conduit firing equipments in industries such as chemical industry, iron and steel, plastics at present, have also at the mode of heating that utilizes the resistance heating principle.Promptly on the need firing equipment, install resistor disc additional, electric energy directly is transformed into heat energy, by modes such as heat conduction, radiation the equipment that is heated is heated up then.The shortcoming of resistance heating mode is: the one, and the efficiency of heating surface is low, electric energy effective rate of utilization only about 40%, only obtaining utilization near the heat that is heated equipment one side, but be not lost in the air in a large number near the heat that is heated equipment one side, not only cause waste of energy, but also can cause that ambient temperature rises, this moment is in order to reduce no longer consumes energy of ambient temperature, thereby causes the secondary waste of the energy; Two are to use the occasion limitation big.The heating power density of resistance heating is low, and in the occasion of some heating-up temperatures higher (more than thousands of degree), the shortcoming of resistance wire heat tolerance difference at all can't be competent at a job; The 3rd, maintenance workload is big.Resistance wire stands the thermal radiation up to several Baidu for a long time, can lower useful life because of oxidation, and maintenance workload is very big.
For overcoming the drawback of resistance heating, in recent years along with the development of electromagnetic induction heating technology, the eddy current that utilizes electromagnetic induction to produce carries out beginning to be applied in more and more the various occasions that need heat hardware from the electromagnetic induction device that heats principle.Existing electromagnetic induction heating product is to come pipeline is heated in the mode (replacing original resistance heating mode or other hot media) of electromagnetic induction generation high-frequency vortex heat.Be characterized in: outside metallic conduit, wrap up the soft insulation material of one deck earlier, to be installed in the insulation material outside by the good induction coil of skeletal fixation again, the electric current that the high frequency electric source transducer that induction coil connects by the outside provides, produce high frequency magnetic field and produce eddy current heat so that be heated the metallic conduit autonomous induction, heat needs the object (as: crude oil, matchmaker's oil, rubber, plastics or the like) that heats again in duct wall is passed to metallic conduit.The advantage of this mode of heating is: the efficient height, and quick heating, heat stagnation is little, because metallic conduit coated outside insulation material, thermal loss is little, has effective raising heat energy utilization, the advantage of aspects such as reduction ambient temperature.
But there is following defective aborning in the heater of this structure: the electromagnetism heating of existing electromagnetic heater is answered coil and is heated between the metallic conduit and will add the insulation layer; the insulation layer plays the protection electromagnetic heating coil simultaneously and prevents the effect of heat dissipation, and this also is the fundamental value place that this series products is used on market.But after adding the heat-insulation and heat-preservation material, the heat of metallic conduit inner accumulated can't outwards distribute in the short time, make temperature drift in the metallic conduit, thereby make heated material Yin Wendu too high and can't in time lower the temperature and chemical characteristic is changed, and badly influence product quality.Therefore, use existing electromagnetic heater to be easy to generate a large amount of substandard products, waste product.Particularly, inject (moulding), extrude in the production process at rubber, plastics, the melting raw materials thermal source is mainly derived from the mutual frictional heat between the shear heat of machine barrel inner screw and material and screw rod and barrel, the material in the metal machine barrel, its thermal source accounts for 80% of institute's calorific requirement, and all the other 20% outer heating replenishes.Inject (moulding), extrude in the production process at a lot of rubber, plastics, owing to be subjected to the influence of factors such as type is new and old, this body structure of type, material composition, engine speed, production temperature, moulding process, the frictional heat that produces in its machine barrel is higher, can cause the temperature drift of partial section (warm area).Existing electromagnetic induction heating mode adopts the insulation material insulation, influences product quality thereby can't in time lower the temperature under the too high situation of temperature, so that brings significant limitation for existing applying of electromagnetic induction heating circle.
Carry out novel content
The purpose of this utility model provides a kind of air-cooled electromagnetic load coil and device, it has overcome the drawback that can't in time lower the temperature that electromagnetic induction heater causes because of the insulation layer in the prior art, a kind of advantage that can give full play to electromagnetic inductive heating principle is provided, guarantee balanced heating thereby can when temperature is too high, can in time lower the temperature again, can not only play heats efficiently, and can improve the quality of products well.The utility model is achieved by the following technical solution:
A kind of air-cooled electromagnetic load coil, comprise electromagnetic heating coil, insulation layer, it is characterized in that, it is the column structure of the non-closure that is made of left and right half one, described left and right half one comprises the bracing frame that the upper support sheet, lower support sheet and the upper and lower support chip that are positioned at column end face and bottom surface and inner covering constitute respectively, and inner covering outside the insulation layer and the electromagnetic heating coil of placement successively; Described inner covering is fixed between the described upper and lower support chip; The formed cylinder of interior camber line of the interior camber line of the upper support sheet of described left and right half one and lower support sheet is in the formed cylinder of described inner covering, and the gap between two cylinders forms the air channel.
Preferably, along described inner covering at setting of described electromagnetic heating coil periphery and fixing integument.Described inner covering and integument are the high-temperature-resistant thermal-insulation material.
Preferably, offer connecting hole in the upper support sheet of described left side and right-hand part and the lower support sheet correspondence of the end position that mutually combines that mutually combines respectively, described bolt assembly is connected and fixed left and right half one by described connecting hole.
Preferably, offer a connecting hole in described left side, the right-hand part correspondence of upper and lower support chip of the end position that mutually combines that mutually combines, the other end of described left and right half one connects by the snap joint assembly of installing in described inner covering relevant position.
Preferably, near the gap of described left side or right-hand part, be provided with vertically can free folding air door.
Preferably, described electromagnetic heating coil is arc or flat structure.
Preferably, the electromagnetic heating coil of described left and right half one comprises a plurality of subcoils respectively, and described subcoil is drawn a set of joints respectively; Between every set of joints of described left side or right-hand part, every set of joints of left side and right-hand part each other can by the serial connection or and the mode that connects be connected
A kind of air-cooled electromagnetic induction heating equipment, it comprises the described air-cooled electromagnetic load coil of arbitrary as described above claim, it is characterized in that, also comprise one or more electromagnetic generators, described electromagnetic generator is connected with the joint of one group of electromagnetic heating coil respectively.
By technique scheme, the utility model has following beneficial effect at least: not only can promptly heat being heated pipeline when needs heat, and when temperature is too high, can make the unnecessary heat that is heated in the metallic conduit in the air channel, circulate and shed by air channel of the present utility model, in time metallic conduit is lowered the temperature also and then the balanced heating of realization to being heated to satisfy, thereby can fundamentally guarantee product quality.And, of the present utility model simple in structure, with low cost, can carry out large-scale production industrial.
Description of drawings
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present utility model will become.
Fig. 1 illustrates the structural representation of the left side of a kind of execution mode of the utility model.
Fig. 2 illustrates the expanded view of the left side of a kind of execution mode of the utility model.
Fig. 3 illustrates the structural representation of the right-hand part of a kind of execution mode of the utility model.
Fig. 4 illustrates the expanded view of the right-hand part of a kind of execution mode of the utility model.
Fig. 5 illustrates the structural representation of the air door of a kind of execution mode of the utility model.
Fig. 6 illustrates side sectional view of the present utility model.
Fig. 7 illustrates the cutaway view at A-A position among Fig. 6.
Fig. 8 illustrates the cutaway view at B-B position among Fig. 6.
Fig. 9 illustrates fundamental diagram of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Those skilled in the art will recognize that air-cooled electromagnetic load coil of the present utility model and heater are the sizes of the metallic conduit that heats as required (or barrel, down with) and customized.Please refer to the left side of a kind of execution mode of the utility model shown in Fig. 1 and Fig. 3 difference and the structural representation of right-hand part.And with reference to side sectional view shown in Figure 6.The support chip 91 of left side 101 and lower support sheet 92 are the arc metal plate of semicircle in Fig. 1, play effect fixing and that connect, inner covering 31 between upper and lower support chip 91 and 92 equally also is an arc simultaneously, inner covering 31 and upper and lower support chip 91 and the 92 common bracing frames 911 that form.Fixedly connected by welding or other common connected mode between inner covering 31 and upper and lower support chip 91 and 92.Bracing frame 911 can play the effect of supporting whole heater coil.In like manner, the structure of right-hand part 102 and left side 101 structures are one to one, and its structure does not repeat them here.
In a kind of execution mode of the present utility model, left side 101 and right-hand part 102 form the column structure of non-complete closure, in use, left side 101 and right-hand part 102 are enclosed within on the outer wall that is heated metallic conduit 1, the interior camber line 901 of the upper support sheet 91 of left side 101, the interior camber line 902 of lower support sheet 92, the interior camber line 903 of right-hand part 102 upper support sheets 93, the interior camber line 904 formed cylinders of lower support sheet 94 and the outer wall of metallic conduit 1 fit tightly, can prevent effectively that the heat that is heated metallic conduit 1 tube wall outside from distributing by the outer slit of tube wall, thereby can play better heating effect.
Simultaneously, in the utility model, the interior camber line 904 formed cylinders of the interior camber line 903 of the upper support sheet 93 of the interior camber line 901 of the upper support sheet 91 of left side 101, the interior camber line 902 of lower support sheet 92, right-hand part 102, lower support sheet 94 are in the inner covering 31 and 32 formed cylinders of left and right half one, form the gap between two cylinders, i.e. air channel in the utility model 2.Like this, when interconnecting, left and right half one 101 and 102 is enclosed within when being heated metallic conduit 1 outside, the interior camber line 901,902,903,904 of left side right-hand part and the outer wall that is heated metallic conduit 1 are fitted fully, simultaneously, just formed certain clearance between the cylinder that the inner covering 31,32 of interior camber line 901,902,903,904 formed cylinders and left and right half one 101,102 forms, wind can flow between this air channel 2, thereby be implemented in the purpose that temperature reaches the fast uniform cooling when too high, realize balanced heating.This is that invention of the present utility model will be put the place.
The air channel shown in the utility model not in the existing electromagnetic heater, but the heater inwall of column structure fully be heated the metallic conduit outer wall and fit tightly.Though the heats that this structure can play under a lot of situations, causes the temperature of charge temperature too high or certain position in the pipeline too high for various reasons easily, will influence production if can not in time lower the temperature, and produces substandard products or waste product.
Please refer to Fig. 6, Fig. 7 and Fig. 8, can most clearly find out the layer of structure of the utility model different parts by these several accompanying drawings.Fig. 6 shows side sectional view of the present utility model, and Fig. 7 is the cutaway view at A-A position, and Fig. 8 is the cutaway view at B-B position.Among Fig. 6 and Fig. 7, in right-hand part 102, outside inner covering 32, place insulation layer 42 and electromagnetic heating coil 52 successively.Put in order for, insulation layer 42 is in electromagnetic heating coil 52 and be heated between the metallic conduit 1.Insulation layer 42 is placed on electromagnetic heating coil 52 and is heated metallic conduit 1 middle purpose, can be incubated being heated metallic conduit 1 on the one hand, prevents that the heat that is heated metallic conduit 1 outer wall from distributing, and improves the efficiency of heating surface; What can intercept high temperature on the other hand is heated the long-term thermal radiation of 1 pair of electromagnetic heating coil of metallic conduit 52, to prolong the useful life of electromagnetic heating coil 52.The soft felt material that insulation layer 42 is generally made with ceramic fibre or glass fibre or other non-metallic materials with incubation and thermal insulation function.According to the different difference that is heated metallic conduit heating occasion and heating-up temperature requirement, insulation layer 42 can be one deck, also can be multilayer, with thickness and and then adjustment insulation and the effect of heat insulation of adjusting the insulation layer.In like manner, the structure of left side 101 is corresponding identical with right-hand part 102, does not repeat them here.
For realizing purpose attractive in appearance, in a kind of execution mode of the utility model, integument 6 is established in electromagnetic heating coil 5 outsides of left and right half one.Please refer to the corresponding position diagram of Fig. 1～7.Please refer to Fig. 1, under this execution mode, the integument 61 of left side 101, inner covering 31 and upper support sheet 91, lower support sheet 92 have just formed the bracing frame 911 of left side 101.Fig. 2 is the expanded view of Fig. 1.In like manner, please refer to the structure chart of Fig. 3 right-hand part 102, inner covering 32, integument 62 and upper support sheet 93, lower support sheet 94 etc. have formed the bracing frame 912 of right-hand part 102 equally among the figure.Fig. 4 is the expanded view of Fig. 3. Integument 61,62 is realized being connected between the support chip up and down with left and right half one 101 and 102 by welding or other common fixed form.Integument 61,62 and inner covering 31,32 all are to adopt resistant to elevated temperatures material, as materials such as epoxy resin, ceramic fibres.
In the utility model, left side 101 and right-hand part 102 form the column structure of non-complete closure.Connected mode about left and right half one, in a kind of execution mode of the present utility model, please refer to Fig. 1～4, connecting hole 151,153 is offered at the two ends of 101 upper support sheet 91 respectively in the left side, offers 152,154 respectively at the two ends of lower support sheet 92 and with the correspondence position of upper support sheet 91.In like manner, begin connecting hole 161,163 respectively, offer connecting hole 162,164 respectively at the two ends of lower support sheet 94 and with the correspondence position of upper support sheet at the two ends of the upper support sheet 93 of right-hand part 102.Wherein, 151 and 152,153 and 154,161 and 162,163 and 164 is corresponding up and down respectively, and, in use, 151 and 161,152 and 162,153 and 163,154 and 164 corresponding respectively coincidences.By passing in 151,152,161,162 and 153,154,163,164 bolt assembly left side 101 and right-hand part 102 can be connected and fixed (bolt is not shown in the drawings).Certainly, except that bolt assembly, can also be other common connected modes.Those skilled in the art is by reading interrelated data of the present utility model and in conjunction with the connected mode that can draw at an easy rate after the correlation technique knowledge under the similar situation.
Except that aforementioned embodiments, the utility model also provides left side 101 and right-hand part 102 other connected mode.That is, adopt aforesaid connecting hole to connect with 102 corresponding ends that are connected left and right half one 101, the other end adopts the snap joint assembly to connect (the snap joint assembly is not shown in the drawings).The specific practice of this kind connected mode: as on 101 1 ends of left side, lower support sheet 91, an end of 92 is offered connecting hole 151,153, accordingly at right-hand part support chip 93 about in the of 102, an end of 94 offers 161,162, realize a left side by bolt assembly, right-hand part 101 is connected with 102 1 ends, in addition, for a left side, the connected mode of the right- hand part 101 and 102 other ends, in the following way, promptly on a left side, right-hand part 101,102 correspondences interconnect the corresponding position fixing snap joint assembly respectively of the outer wall (as at integument 6 outer walls) of an end, and the two ends of this assembly are separately positioned on the two ends that the correspondence of a left side (or right) half one connects.During installation, directly the two ends of snap joint assembly are interlocked and to realize left and right half one 101 and quick connection of 102.This kind execution mode is a preferred embodiment of the present utility model, is particularly useful for the occasion of often electromagnetic heater being dismantled.This kind snap joint assembly can be bought on market easily, and is no longer detailed herein.Except that the snap joint assembly, the utility model can also adopt other quick connected mode.Those skilled in the art is by reading interrelated data of the present utility model and in conjunction with drawing similarly fast connected mode after the correlation technique knowledge at an easy rate.
Below in conjunction with other accompanying drawings and operation principle the drawback how the utility model overcomes prior art at work is explained in detail.
Please refer to Fig. 2,5～Fig. 9, wherein Fig. 2, Fig. 5, Fig. 8 are the structural representation of a kind of execution mode air door 8 of the utility model.This air door 8 is provided with the top of the column structure of left side 101 and right-hand part 102 formations, is provided with vertically near the gap of left side 101, right-hand part 102.This air door 8 is can free opening-closing structure.A kind of execution mode of the present utility model is that an end of air door 8 is fixed on the interconnective end face of a left side (right side) half by hinge 14, and the other end is unfixing.Certainly, except that can adopting other fixedly connected mode by the hinge structure.Those skilled in the art can draw other connected mode at an easy rate by reading the utility model data and in conjunction with relevant knowledge.Among Fig. 5, an end of air door 8 is fixed on the correspondence position of integument 61 1 end faces of left side 101 by hinge 14, can realize the free folding of air door 8 by the structure of hinge 14.One end of air door 14 both can be fixed on the left side 101, also can be fixed on the right-hand part 102.In addition, Fig. 6 is the cutaway view of air door 8 in the utility model, and Fig. 7 is the schematic diagram of the utility model deployed condition lower wind door 8.Aforementioned mutual close gap in left and right half one 101,102 is provided with an air door vertically, can a plurality of air doors be set vertically in the gap of left and right half one 101,102 in addition, and these a plurality of air doors are successively along the gap axially-aligned.Under the long situation of electromagnetic heater axial spacing of the present utility model, because the deadweight of an air door is heavier, the wind in the air channel 2 may push up the door that do not blow in, at this moment, air door can be divided into more than two,, realize better cooling-down effect to reduce the deadweight of single air door.
Fig. 9 is electromagnetic induction heating coil of the present utility model and heater work principle figure.When temperature measuring equipment 10 detects the temperature that is heated metallic conduit 1 and is lower than design temperature, attemperating unit 11 sends work order to electromagnetic generator 12, power supply 13 provides power supply for electromagnetic generator 12, electromagnetic generator 12 is the circuit with rectification and high frequency generation function, rectification circuit by this device becomes direct current with the ac voltage rectifier of civil power 60Hz, converts direct voltage to high frequency voltage that frequency is 20-40KHz through its control circuit again.After electromagnetic generator 12 is transferred to electromagnetic heating coil 5 with high-frequency current, electromagnetic heating coil 5 further produces high frequency magnetic field, when the high frequency magnetic line of force when being heated hardware 1, in metallic object, produce countless little eddy current, metallic conduit 1 itself is generated heat at a high speed voluntarily, and then heat the material in its pipeline.When temperature measuring equipment 10 detected temperature and arrives design temperature, attemperating unit 11 sent the instruction that quits work to electromagnetic generator 12, and then electromagnetic heating coil 5 quits work, and was heated metallic conduit 1 and stopped to heat.When the frictional heat that is heated metallic conduit 1 inside and shear heat temperature are higher than set temperature value, temperature measuring equipment 10 will will send the cooling instruction to attemperating unit 11 feedbacks, attemperating unit 11 sends work order to blower fan 7, blower fan 7 starts operation and circulated air is blown out from bottom to top, and then to the electromagnetic induction heater air-supply of the present utility model that is positioned at its upper end.
Please refer to Fig. 6 simultaneously, left side because of air-cooled electromagnetic load coil of the present utility model, right- hand part 101 and 102 is the column structure of non-complete closure, on a left side, right-hand part 101, certain slit is arranged between 102, the circulated air that blower fan blows out enters electromagnetic induction heater of the present utility model through this slit, and circulation in its air channel 2, the wind that carries heat backs down air door 8, and blow out from air door 8, thereby will be heated the unnecessary heat of metallic conduit 1 outer wall takes out of, realization also is that the material in the pipeline is lowered the temperature to being heated the fast cooling of metallic conduit 1 simultaneously.When temperature arrival design temperature is examined in temperature measuring equipment 10 surveys, send to attemperating unit 11 and to stop cooling instruction, attemperating unit 11 sends the instruction that quits work to blower fan 7, blower fan 7 quits work and is out-of-blast, at this moment, in air channel 2 of the present utility model, there is not wind in interior circulation, air door 8 relies on the sagging closure of action of gravity of himself, and then with a left side of the present utility model, right-hand part 101, block in the slit on 102 tops, stopping that the heat that is heated metallic conduit 1 distributes to the external world, thereby can guarantee that air-cooled electromagnetic heater of the present utility model can play better heating effect.
The shape of the electromagnetic heating coil 51,52 in left side 101 of the present utility model, right-hand part 102 can be arc or disk construction.The shape of electromagnetic heating coil 5 as shown in Figure 9 is elliptoid circular arc.In addition, electromagnetic heating coil of the present utility model can also be a disk construction, as can be according to actual conditions coiled rectangle etc.Except that circular arc and plate shaped shape, the electromagnetic heating coil 5 of instinct utility model can also be other shape, and the coiling shape of other electromagnetic heating coil also all within protection range of the present utility model, is given unnecessary details at this no longer in detail.What of the electromagnetic field magnetic line of force are the difference of electromagnetic heating coil shape determined, therefore, can require to decide the coiling shape of electromagnetic heating coil according to different heating occasions such as different power densities.
The connected mode of electromagnetic heating coil 5 can be that serial or parallel connection connects.Electromagnetic heating coil 51,52 in left and right half of the present utility model 101,102 inside can comprise a plurality of subcoils respectively, described subcoil is drawn one or more groups joint respectively, in a kind of execution mode of the present utility model, promptly be provided with under the situation of integument 6 in the electromagnetic heating coil outside, the joint of electromagnetic heating coil 5 is drawn (not shown) from the outer surface of integument 6.In use, according to the difference of different heating occasion to the heating-up temperature requirement, the electromagnetic heating coil of the different joints in left side can be connected in series or parallel, and in addition, the electromagnetic heating coil joint between left side and the right-hand part can also be connected in series or and connect mode.That is to say,, determine the quantity and the concrete connected mode of electromagnetic heating coil of the present utility model according to the different requirements that are heated the metallic conduit temperature.One skilled in the art will appreciate that difference, can correspondingly calculate quantity and different connected mode except that electromagnetic heating coil according to certain calculation method according to heating occasion temperature requirement.Electromagnetic heating coil 5 behind the serial or parallel connection is connected with electromagnetic generator 12, provides high-frequency current by electromagnetic generator 12 for electromagnetic heating coil 5.Same, according to the difference that the heating occasion requires, electromagnetic generator 12 also can be one or more, so that the different high-frequency currents that require to be provided.
In sum, above embodiment is preferred embodiment of the present utility model only, is not to be used for limiting practical range of the present utility model.Be that all equivalences of doing according to the content of the utility model claim change and modification, all should be technology category of the present utility model.
Claims (9)
1. air-cooled electromagnetic load coil, comprise electromagnetic heating coil, insulation layer, it is characterized in that, it is the non-closed column structure that is made of left and right half one, described left and right half one comprises the bracing frame that the upper support sheet, lower support sheet and the upper and lower support chip that are positioned at column end face and bottom surface and inner covering constitute respectively, and inner covering outside the insulation layer and the electromagnetic heating coil of placement successively; Described inner covering is fixed between the described upper and lower support chip; The formed cylinder of interior camber line of the interior camber line of the upper support sheet of described left and right half one and lower support sheet is in the formed cylinder of described inner covering, and the gap between two cylinders forms the air channel.
2. air-cooled electromagnetic load coil according to claim 1 is characterized in that, along described inner covering at setting of described electromagnetic heating coil periphery and fixing integument.
3. air-cooled electromagnetic load coil according to claim 1 and 2 is characterized in that, described inner covering and integument are the high-temperature-resistant thermal-insulation material.
4. air-cooled electromagnetic load coil according to claim 1, it is characterized in that, offer connecting hole in the upper support sheet of described left side and right-hand part and the lower support sheet correspondence of the end position that mutually combines that mutually combines respectively, described bolt assembly is connected and fixed left and right half one by described connecting hole.
5. air-cooled electromagnetic load coil according to claim 1, it is characterized in that, offer a connecting hole in described left side, the right-hand part correspondence of upper and lower support chip of the end position that mutually combines that mutually combines, the other end of described left and right half one connects by the snap joint assembly of installing in described inner covering relevant position.
6. air-cooled electromagnetic load coil according to claim 1 is characterized in that, near the gap of described left side or right-hand part, be provided with vertically can free folding air door.
7. air-cooled electromagnetic load coil according to claim 1 is characterized in that, described electromagnetic heating coil is arc or flat structure.
8. air-cooled electromagnetic load coil according to claim 1 is characterized in that the electromagnetic heating coil of described left and right half one comprises a plurality of subcoils respectively, and described subcoil is drawn a set of joints respectively; Between every set of joints of described left side or right-hand part, every set of joints of left side and right-hand part each other can by the serial connection or and the mode that connects be connected.
9. air-cooled electromagnetic induction heating equipment, it comprises the described air-cooled electromagnetic load coil of arbitrary as described above claim, it is characterized in that, also comprise one or more electromagnetic generators, described electromagnetic generator is connected with the joint of one group of electromagnetic heating coil respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201582052U CN201323670Y (en) | 2008-12-30 | 2008-12-30 | Air-cooling type electromagnetic induction heating coil and heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201582052U CN201323670Y (en) | 2008-12-30 | 2008-12-30 | Air-cooling type electromagnetic induction heating coil and heating device |
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| Publication Number | Publication Date |
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| CN201323670Y true CN201323670Y (en) | 2009-10-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008201582052U Expired - Fee Related CN201323670Y (en) | 2008-12-30 | 2008-12-30 | Air-cooling type electromagnetic induction heating coil and heating device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103174940A (en) * | 2013-02-16 | 2013-06-26 | 濮阳中石集团有限公司 | Oil pipeline electromagnetic heater and application method thereof |
| CN103428928A (en) * | 2012-12-11 | 2013-12-04 | 北京有色金属研究总院 | Uniform heating apparatus and method for large-sized metal blank |
| CN103433687A (en) * | 2013-05-24 | 2013-12-11 | 武汉船用机械有限责任公司 | Heating device and assembling method for super-sized pulley component |
| CN108322952A (en) * | 2018-03-23 | 2018-07-24 | 南通盛邦制辊有限公司 | Modified electromagnetic heating device |
| CN116294215A (en) * | 2023-03-29 | 2023-06-23 | 绵阳禾本生物工程有限公司 | Air heater, stoving hold device |
-
2008
- 2008-12-30 CN CNU2008201582052U patent/CN201323670Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103428928A (en) * | 2012-12-11 | 2013-12-04 | 北京有色金属研究总院 | Uniform heating apparatus and method for large-sized metal blank |
| CN103428928B (en) * | 2012-12-11 | 2015-08-19 | 北京有色金属研究总院 | A kind of device for homogenous heating of large scale metal stock and method |
| CN103174940A (en) * | 2013-02-16 | 2013-06-26 | 濮阳中石集团有限公司 | Oil pipeline electromagnetic heater and application method thereof |
| CN103433687A (en) * | 2013-05-24 | 2013-12-11 | 武汉船用机械有限责任公司 | Heating device and assembling method for super-sized pulley component |
| CN103433687B (en) * | 2013-05-24 | 2016-09-28 | 武汉船用机械有限责任公司 | The heater of ultra-large type pulley assembly and assembly method |
| CN108322952A (en) * | 2018-03-23 | 2018-07-24 | 南通盛邦制辊有限公司 | Modified electromagnetic heating device |
| CN116294215A (en) * | 2023-03-29 | 2023-06-23 | 绵阳禾本生物工程有限公司 | Air heater, stoving hold device |
| CN116294215B (en) * | 2023-03-29 | 2023-11-03 | 绵阳禾本生物工程有限公司 | Air heater, stoving hold device |
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