CN205179408U - Novel electromagnetic heating circle - Google Patents

Abstract

The utility model provides a novel electromagnetic heating circle, includes shell, electromagnetic unit, heating unit, the thermal -insulated unit of heat preservation, cable, connector end, insulated layer, the shell is wrapping up electromagnetic unit, and the electromagnetic unit inboard is setting gradually insulated layer, thermal -insulated unit and heating unit keep warm, the inside solenoid that is provided with of electromagnetic unit, the heating unit is the ferromagnetism quoit, and its inside burble in high frequency magnetic field influence back that receives the inside solenoid production of electromagnetic unit generates heat, the thermal -insulated unit of the heat preservation of setting outside the heating unit has the heat preservation effect to reduce the calorific loss of heating unit, be provided with thermal -insulated lug on the thermal -insulated unit of heat preservation simultaneously, thermal -insulated lug and insulated layer contact make the vacuole formation between unit and the insulated layer that insulates against heat, realize protection electromagnetic unit's purpose, solenoid in the electromagnetic unit passes through the external connector of cable end, the external external circuit of connector end, and external circuit circular telegram back provides superaudio alternating magnetic field for solenoid.

Description

A kind of Novel electromagnetic heating circle

Technical field

The utility model relates to a kind of heating collar equipment, refers to a kind of Novel electromagnetic heating circle heated on the plastic rubber shaping machinery equipment such as injection molding machine, wire drawing machine, comminutor and inflation film manufacturing machine especially.

Background technology

Traditional heating collar be applied on the plastic rubber shaping such as injection molding machine, extruder machinery equipment, it is heated barrel by heat transfer, radiation and convection current etc., because its heating main body mainly adopts resistance wire, its operation principle mainly goes up the Joule heat (the thermal vibration energy produced due to atomic collision when Joule heat electronics moves in electrical resistance sends) that produced by resistance wire → by insulating material → to heating collar shell → heat is passed to barrel.But after electric energy is converted to heat, wherein have the heat energy dissipation of about 50% in air, and through conduction, be radiated on barrel can by use lower than 40%, cause a large amount of waste of energy, also make the ecological deterioration of workshop simultaneously.In addition due to heating collar operationally hot soak condition, therefore easily cause resistance wire to burn out, and damage heating collar, therefore staff needs the operating state of running check heating collar and changes the heating collar damaged; Because the useful life of heating collar is short, and bring unnecessary trouble to staff.And, due to existing heating collar operationally its most heat be all melt in air, and due to existing heating collar operationally hot soak condition, therefore easily cause the connector end of heating collar outside to be oxidized, easily cause the bad and barrel of electrical power contacts to be heated uneven phenomenon.Based on above reason, traditional heating collar efficiency of heating surface is low, damage, can energy consumption high, also have a lot of place to need to improve.

Have some heater coils to adopt Electromagnetic Heating at present, its heating effect improves more, but due to provision for thermal insulation really limited between solenoid and inner heat body, causes coil often by heat ageing, still drastically influence the life-span of coil.

Summary of the invention

Technical problem to be solved in the utility model, be the technical deficiency for above-mentioned existence, provide a kind of Novel electromagnetic heating circle, it takes more effective provision for thermal insulation while adopting solenoid to heat, to reduce the infringement of high temperature to solenoid, increase its life-span.

For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of Novel electromagnetic heating circle, and it comprises shell, electromagnetic unit, heating unit, insulation unit, cable, connector end, insulated thermal insulating layer; Shell is wrapped in electromagnetic unit, sets gradually insulated thermal insulating layer, insulation unit and heating unit inside electromagnetic unit; Electromagnetic unit inside is provided with solenoid; Heating unit is ferromagnetic metal circle, and it is subject to the rear inner generation eddy-current heating of high frequency magnetic field impact that electromagnetic unit internal electro-solenoid produces; The insulation unit be arranged on outside heating unit has insulation effect, to reduce the thermal loss of heating unit; Insulation unit is provided with heat insulation projection simultaneously, heat insulation projection contacts with insulated thermal insulating layer and makes to form cavity between insulating unit and insulated thermal insulating layer, reduce the area that insulation unit directly contacts with insulated thermal insulating layer, final minimizing heating unit is transmitted to the heat on electromagnetic unit, realizes the object of protection electromagnetic unit; Solenoid in electromagnetic unit is by the external connector end of cable, and the external external circuit of connector end, for solenoid provides superaudio alternating magnetic field after external circuit energising.

Described external circuit is commercially available, and its principle has been said by those skilled in the art and known, and repeats no more here.

The utility model uses electromagnetic unit to provide superaudio alternating magnetic field, has ferromagnetic metal charge pipe as long as be sheathed on by this device, and oneself inside of material pipe can produce eddy-current heating to heat the raw material in material pipe.

Simultaneously, because being provided with heating unit, heating unit is sheathed on material Guan Shanghou, after the external circuit be connected with solenoid is energized and makes solenoid produce superaudio alternating magnetic field, heating unit inside produces eddy current and generates heat for the heating of material pipe, and the heating that not only may be used for ferromagnetic metal material pipe can also be used for the material pipe heating of other material.

Further, described heating unit be ferrous material around a becket, its shape can be circle, square or triangle etc., can be used for the heating of various material pipe.

Further, described heating unit inside is provided with insulation film, and insulation film is made by glass fabric and alumina silicate heat-insulating heat-preserving material, and its effect heating unit is managed with material better fit, so that the heat of heating unit better conducts to material pipe.

Further, described, insulation unit is made by glass fabric and alumina silicate heat-insulating heat-preserving material, can effectively be incubated heating unit, material pipe, and decrease the heat being conducted to electromagnetic unit by heating unit.

Further, described insulated thermal insulating layer is heatproof epoxy resin insulation material, which obviates insulation unit in the Contact of electromagnetic unit, prevents electromagnetic unit damage from electric current is leaked and work the mischief while the electromagnetic unit of better protection.

Further, described electromagnetic unit is made up of external insulation layer, inner insulating layer, insulation sealing and solenoid; Solenoid is arranged in the cavity of inner insulating layer and external insulation layer composition, and the top and bottom of cavity are provided with insulation sealing.

Described external insulation layer, inner insulating layer, insulation sealing are that heatproof epoxy resin insulation material is made.

Described insulation sealing can be dismantled.

Further, described heating unit and insulation unit are provided with inflation openings, the two stress produced because of expanded by heating can be reduced to the infringement of the two, add useful life.

Compared with prior art, the utility model has the following advantages: 1, during its work, electromagnetic unit itself does not produce heat energy, only produce a superaudio alternating magnetic field, electromagnetic unit of the present utility model be there will not be because self-heating produces the problem of ageing of insulation and cause the safety hazards such as electric leakage; 2, use electromagnetic unit to provide superaudio alternating magnetic field, have ferromagnetic metal charge pipe as long as be sheathed on by this device, oneself inside of material pipe can produce eddy-current heating to heat the raw material in material pipe; 3, heating unit is provided with, heating unit is ferromagnetic metal circle, heating unit is sheathed on material Guan Shanghou, after the external circuit be connected with solenoid is energized and makes solenoid produce superaudio alternating magnetic field, heating unit inside produces eddy current and generates heat for the heating of material pipe, and the heating that not only may be used for ferromagnetic metal material pipe can also be used for the material pipe heating of other material; The 4 insulation unit be arranged on outside heating unit have insulation effect, to reduce the thermal loss of heating unit, insulation unit is provided with heat insulation projection simultaneously, heat insulation projection contacts with insulated thermal insulating layer and makes to form cavity between insulating unit and insulated thermal insulating layer, reduce the area that insulation unit directly contacts with insulated thermal insulating layer, final minimizing heating unit is transmitted to the heat on electromagnetic unit, realizes the object of protection electromagnetic unit; 5, described heating unit be ferrous material around a becket, its shape can be circle, square or triangle etc., can be used for the heating of various material pipe; 6, described heating unit inside is provided with insulation film, and insulation film is made by glass fabric and alumina silicate heat-insulating heat-preserving material, heating unit is managed with material and better fits, so that the heat of heating unit better conducts to material pipe; 7, described, insulation unit is made by glass fabric and alumina silicate heat-insulating heat-preserving material, can effectively be incubated heating unit, material pipe, and decrease the heat being conducted to electromagnetic unit by heating unit; 8, described insulated thermal insulating layer is heatproof epoxy resin insulation material, which obviates insulation unit in the Contact of electromagnetic unit, prevents electromagnetic unit damage from electric current is leaked and work the mischief while the electromagnetic unit of better protection; 9, described electromagnetic unit is made up of external insulation layer, inner insulating layer, insulation sealing and solenoid, solenoid is arranged in the cavity of inner insulating layer and external insulation layer composition, the top and bottom of cavity are provided with insulation sealing, and described external insulation layer, inner insulating layer, insulation sealing are that heatproof epoxy resins insulation is made; The solenoid of better protection; 10, described insulation sealing can be dismantled, and convenient electromagnetic coil keeps in repair; 11, described heating unit and insulation unit are provided with inflation openings, the two stress produced because of expanded by heating can be reduced to the infringement of the two, add useful life.

Accompanying drawing explanation

Fig. 1, Fig. 2 are overall structure figure of the present utility model.

Fig. 3 is vertical view of the present utility model.

Fig. 4 is the partial sectional view of electromagnetic unit in the utility model.

Fig. 5 is the overall cutaway view of electromagnetic unit in the utility model.

In figure, each Reference numeral is expressed as successively: shell (1), electromagnetic unit (2), heating unit (3), insulation unit (4), heat insulation projection (5), cable (6), connector end (7), inflation openings (8), insulated thermal insulating layer (9), external insulation layer (21), inner insulating layer (22), solenoid (23), insulation sealing (24)

Embodiment

For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with embodiment also with reference to accompanying drawing, the utility model is further described.Should be appreciated that, these describe just exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present utility model.

As Figure 1-5, a kind of Novel electromagnetic heating circle, it comprises shell (1), electromagnetic unit (2), heating unit (3), insulation unit (4), cable (6), connector end (7), insulated thermal insulating layer (9); Shell (1) is wrapped in electromagnetic unit (2), and electromagnetic unit (2) inner side sets gradually insulated thermal insulating layer (9), insulation unit (4) and heating unit (3); Electromagnetic unit (2) inside is provided with solenoid (23); Heating unit (3) is ferromagnetic metal circle, and it is subject to the rear inner generation eddy-current heating of high frequency magnetic field impact that electromagnetic unit (2) internal electro-solenoid (23) produces; Be arranged on heating unit (3) insulation unit (4) outward and there is insulation effect, to reduce the thermal loss of heating unit (3); Insulation unit (4) is provided with heat insulation projection (5) simultaneously, heat insulation projection (5) contacts with insulated thermal insulating layer (9) and makes to form cavity between insulating unit and insulated thermal insulating layer (9), reduce the area that insulation unit (4) directly contacts with insulated thermal insulating layer (9), final minimizing heating unit (3) is transmitted to the heat on electromagnetic unit (2), realizes the object of protection electromagnetic unit (2); Solenoid (23) in electromagnetic unit (2) is by the external connector end (7) of cable (6), and connector end (7) external external circuit, provides superaudio alternating magnetic field for solenoid (23) after external circuit energising.

Described external circuit is commercially available, and its principle has been said by those skilled in the art and known, and repeats no more here.

The utility model uses electromagnetic unit (2) to provide superaudio alternating magnetic field, has ferromagnetic metal charge pipe as long as be sheathed on by this device, and oneself inside of material pipe can produce eddy-current heating to heat the raw material in material pipe.

Simultaneously, because being provided with heating unit (3), heating unit (3) is sheathed on material Guan Shanghou, after the external circuit be connected with solenoid (23) is energized and makes solenoid (23) produce superaudio alternating magnetic field, heating unit (3) inside produces eddy current and generates heat for the heating of material pipe, and the heating that not only may be used for ferromagnetic metal material pipe can also be used for the material pipe heating of other material.

Further, described heating unit (3) for ferrous material around a becket, its shape can be circle, square or triangle etc., can be used for the heating of various material pipe.

Further, described heating unit (3) inside is provided with insulation film, insulation film is made by glass fabric and alumina silicate heat-insulating heat-preserving material, and its effect heating unit (3) is managed with material better fit, so that the heat of heating unit (3) better conducts to material pipe.

Further, described, insulation unit (4) is made by glass fabric and alumina silicate heat-insulating heat-preserving material, can effectively be incubated heating unit (3), material pipe, and decrease the heat being conducted to electromagnetic unit (2) by heating unit (3).

Further; described insulated thermal insulating layer (9) is heatproof epoxy resin insulation material; which obviate insulation unit (4) in the Contact of electromagnetic unit (2), prevent electromagnetic unit (2) damage from electric current is leaked while the electromagnetic unit (2) of better protection and work the mischief.

Further, described electromagnetic unit (2) is made up of external insulation layer (21), inner insulating layer (22), insulation sealing (24) and solenoid (23); Solenoid (23) is arranged in the cavity that inner insulating layer (22) and external insulation layer (21) form, and the top and bottom of cavity are provided with insulation sealing (24).

Described external insulation layer (21), inner insulating layer (22), insulation sealing (24) are made for heatproof epoxy resin insulation material.

Described insulation sealing (24) can be dismantled.

Further, described heating unit (3) and insulation unit (4) are provided with inflation openings (8), the two stress produced because of expanded by heating can be reduced to the infringement of the two, add useful life.

Compared with prior art, the utility model has the following advantages: 1, during its work, electromagnetic unit (2) itself does not produce heat energy, only produce a superaudio alternating magnetic field, electromagnetic unit of the present utility model (2) be there will not be because self-heating produces the problem of ageing of insulation and cause the safety hazards such as electric leakage; 2, use electromagnetic unit (2) to provide superaudio alternating magnetic field, have ferromagnetic metal charge pipe as long as be sheathed on by this device, oneself inside of material pipe can produce eddy-current heating to heat the raw material in material pipe; 3, heating unit (3) is provided with, heating unit (3) is ferromagnetic metal circle, heating unit (3) is sheathed on material Guan Shanghou, after the external circuit be connected with solenoid (23) is energized and makes solenoid (23) produce superaudio alternating magnetic field, heating unit (3) inside produces eddy current and generates heat for the heating of material pipe, and the heating that not only may be used for ferromagnetic metal material pipe can also be used for the material pipe heating of other material; 4 are arranged on heating unit (3) insulation unit (4) outward has insulation effect, to reduce the thermal loss of heating unit (3), insulation unit (4) is provided with heat insulation projection (5) simultaneously, heat insulation projection (5) contacts with insulated thermal insulating layer (9) and makes to form cavity between insulating unit and insulated thermal insulating layer (9), reduce the area that insulation unit (4) directly contacts with insulated thermal insulating layer (9), final minimizing heating unit (3) is transmitted to the heat on electromagnetic unit (2), realizes the object of protection electromagnetic unit (2); 5, described heating unit (3) for ferrous material around a becket, its shape can be circle, square or triangle etc., can be used for the heating of various material pipe; 6, described heating unit (3) inside is provided with insulation film, and insulation film is made by glass fabric and alumina silicate heat-insulating heat-preserving material, heating unit (3) is managed with material and better fits, so that the heat of heating unit (3) better conducts to material pipe; 7, described, insulation unit (4) is made by glass fabric and alumina silicate heat-insulating heat-preserving material, can effectively be incubated heating unit (3), material pipe, and decrease the heat being conducted to electromagnetic unit (2) by heating unit (3); 8, described insulated thermal insulating layer (9) is heatproof epoxy resin insulation material, which obviate insulation unit (4) in the Contact of electromagnetic unit (2), prevent electromagnetic unit (2) damage from electric current is leaked while the electromagnetic unit (2) of better protection and work the mischief; 9, described electromagnetic unit (2) is made up of external insulation layer (21), inner insulating layer (22), insulation sealing (24) and solenoid (23), solenoid (23) is arranged in the cavity that inner insulating layer (22) and external insulation layer (21) form, the top and bottom of cavity are provided with insulation sealing (24), and described external insulation layer (21), inner insulating layer (22), insulation sealing (24) are made for heatproof epoxy resins insulation; The solenoid (23) of better protection; 10, described insulation sealing (24) can be dismantled, and convenient electromagnetic coil (23) keeps in repair; 11, described heating unit (3) and insulation unit (4) are provided with inflation openings (8), the two stress produced because of expanded by heating can be reduced to the infringement of the two, add useful life.

Should be understood that, above-mentioned embodiment of the present utility model only for exemplary illustration or explain principle of the present utility model, and is not formed restriction of the present utility model.Therefore, any amendment made when not departing from spirit and scope of the present utility model, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.In addition, the utility model claims be intended to contain fall into claims scope and border or this scope and border equivalents in whole change and modification.

Claims (9)

1. a Novel electromagnetic heating circle, is characterized in that: it comprises shell (1), electromagnetic unit (2), heating unit (3), insulation unit (4), cable (6), connector end (7), insulated thermal insulating layer (9); Shell (1) is wrapped in electromagnetic unit (2), and electromagnetic unit (2) inner side sets gradually insulated thermal insulating layer (9), insulation unit (4) and heating unit (3); Electromagnetic unit (2) inside is provided with solenoid (23); Heating unit (3) is ferromagnetic metal circle, and it is subject to the rear inner generation eddy-current heating of high frequency magnetic field impact that electromagnetic unit (2) internal electro-solenoid (23) produces; Be arranged on heating unit (3) insulation unit (4) outward and there is insulation effect; Insulation unit (4) is provided with heat insulation projection (5), heat insulation projection (5) contacts with insulated thermal insulating layer (9) and makes to form cavity between insulating unit and insulated thermal insulating layer (9) simultaneously; Solenoid (23) in electromagnetic unit (2) is by the external connector end (7) of cable (6), and connector end (7) external external circuit, provides superaudio alternating magnetic field for solenoid (23) after external circuit energising.

2. a kind of Novel electromagnetic heating circle according to claim 1, is characterized in that: described heating unit (3) for ferrous material around a becket, its shape can be circle, square or triangle, can be used for various material pipe heating.

3. a kind of Novel electromagnetic heating circle according to claim 1, is characterized in that: described heating unit (3) inside is provided with insulation film, and insulation film is glass fabric and alumina silicate heat-insulating heat-preserving material.

4. a kind of Novel electromagnetic heating circle according to claim 1, is characterized in that: described, and insulation unit (4) is glass fabric and alumina silicate heat-insulating heat-preserving material.

5. a kind of Novel electromagnetic heating circle according to claim 1, is characterized in that: described insulated thermal insulating layer (9) is heatproof epoxy resin insulation material.

6. a kind of Novel electromagnetic heating circle according to claim 1, is characterized in that: described electromagnetic unit (2) is made up of external insulation layer (21), inner insulating layer (22), insulation sealing (24) and solenoid (23); Solenoid (23) is arranged in the cavity that inner insulating layer (22) and external insulation layer (21) form, and the top and bottom of cavity are provided with insulation sealing (24).

7. a kind of Novel electromagnetic heating circle according to claim 6, is characterized in that: described external insulation layer (21), inner insulating layer (22), insulation sealing (24) are heatproof epoxy resin insulation material.

8. a kind of Novel electromagnetic heating circle according to claim 6, is characterized in that: described insulation sealing (24) can be dismantled.

9. a kind of Novel electromagnetic heating circle according to claim 1, is characterized in that: described heating unit (3) and insulation unit (4) are provided with inflation openings (8).