CN205356723U - Electromagnetic heating device - Google Patents
Electromagnetic heating device Download PDFInfo
- Publication number
- CN205356723U CN205356723U CN201620098874.XU CN201620098874U CN205356723U CN 205356723 U CN205356723 U CN 205356723U CN 201620098874 U CN201620098874 U CN 201620098874U CN 205356723 U CN205356723 U CN 205356723U
- Authority
- CN
- China
- Prior art keywords
- insulating sleeve
- calandria
- electromagnetic heater
- solenoid
- heater according
- 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
Links
- 238000010438 heat treatment Methods 0.000 title abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims description 11
- 239000011152 fibreglass Substances 0.000 claims description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 230000010512 thermal transition Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Cookers (AREA)
Abstract
The utility model relates to an electromagnetic heating device, this electromagnetic heating device includes: insulating sleeve, insulating sleeve have inlet and the liquid outlet that is linked together rather than the inner chamber, solenoid, solenoid twines in the periphery of insulating sleeve, and the heating member, the interior intracavity at the insulating sleeve is established to the heating member to the solenoid that can be let in alternating current heats. The utility model discloses an electromagnetic heating device of embodiment not only has higher thermal transition rate, but also safe and reliable is used in difficult electric leakage.
Description
Technical field
This utility model belongs to firing equipment technical field, is specifically related to a kind of electromagnetic heater for adding hot liquid.
Background technology
It is known that resistance type heater is widely used in household electrical appliance, for instance electric heater, water heater etc..Resistance (also known as resistance wire) is one of core component of resistance type heater, and when its resistance is connected with external power source, during by current flowing resistance, liquid is heated by produced heat.
Existing resistance type heater there is problems in that first, and the conversion efficiency (i.e. heat conversion) between electric energy and heat energy is too low；Second, easily there is electric leakage in resistance type heater, thus bringing potential safety hazard.
Utility model content
Based on the problems referred to above, the purpose of this utility model is to provide a kind of electromagnetic heater, and it not only has higher heat conversion, but also not easily leaks electricity, safe and reliable.
This utility model provides a kind of electromagnetic heater, comprising: insulating sleeve, insulating sleeve has the inlet with its intracavity inter-connection and liquid outlet；Solenoid, solenoid is wrapped on the periphery of insulating sleeve；And calandria, calandria is located at the interior intracavity of insulating sleeve, and the solenoid that can be passed into alternating current is heated.
Further, the first passage that cross section is annular is defined between calandria and the inner chamber of insulating sleeve.It practice, calandria both can form a substantially meniscate first passage of cross section near the side of the inner chamber of insulating sleeve, it is also possible to what be positioned at insulating sleeve is centrally formed a generally annular first passage of cross section.Compared with being meniscate first passage with cross section, the first passage that cross section is annular ensure that have bigger contact area between liquid and heating, improves the calandria efficiency of heating surface to liquid.
Further, in calandria, offer second channel, the two ends of second channel and the intracavity inter-connection of insulating sleeve.Second channel can increase the contact area between liquid and calandria again, improves the calandria efficiency of heating surface to liquid further.
Further, the two ends of second channel are relative with inlet and liquid outlet respectively, thus can reduce the internal structure of this electromagnetic heater to resistance produced by working fluid, thus reducing the kinetic energy rejection of working fluid.
Further, calandria is the body coaxial with insulating sleeve, and the calandria of this body form is not only easy to manufacture and save cost, but also can reduce the kinetic energy rejection of the working fluid of liquid further.
Further, the material of insulating sleeve is phenolic fiberglass reinforced plastics, and the material of calandria is magnetic conductive metal.
Further, electromagnetic heater also includes converter, and converter electrically connects with solenoid.In this way, as long as electromagnetic heater is connected converter with alternating current power supply, such as 220V or 380V alternating current, this electromagnetic heater just can be heated work.
Further, electromagnetic heater also includes the converter that output frequency is more than 20kHz, and converter electrically connects with solenoid.In this way, as long as electromagnetic heater is connected converter with alternating current power supply, such as 220V or 380V alternating current, this electromagnetic heater just can carry out efficient heating work.
Further, calandria is detachably connected on the inwall of insulating sleeve.Owing to calandria is detachably connected on the inwall of insulating sleeve, the therefore dismounting of the very convenient calandria of this mode.
Further, calandria is fixedly connected on the inwall of insulating sleeve.Although this mode causes that calandria and insulating sleeve are not readily separated, but this mode is applicable to simple connection, for instance welding or integral type manufacture, consequently facilitating reduce the manufacturing cost of insulating sleeve and calandria.
Electromagnetic heater according to embodiment of the present utility model, when passing into alternating current in the solenoid of this electromagnetic heater, solenoid will produce alternating magnetic field, calandria can cut the magnetic induction line of alternating magnetic field and produce alternating current in calandria, calandria is made to produce heat under the effect of alternating current, thus the liquid in insulating sleeve, such as tap water are heated.Meanwhile, the electromagnetic heater of embodiment of the present utility model adopts Electromagnetic Heating mode, not only has extra high heat conversion, up to 95%, but also not easily leaks electricity, and use procedure is safe and reliable.If water body is heated by electromagnetic heater, except there is high conversion and safe and reliable effect, it is also less prone to fouling, this is because the materials such as the metal ion in water body are easily softened, generating magnetic water, therefore it without being adhered on the surface of insulating sleeve or calandria.
The simple in construction of the electromagnetic heater of embodiment of the present utility model, easy to manufacture, it is suitable for safe and reliable, it is simple to practice and extension is applied.
Accompanying drawing explanation
Based on embodiment reference accompanying drawing, this utility model will be described in more detail hereinafter.Wherein:
Fig. 1 is the front view of the electromagnetic heater according to embodiment of the present utility model；And
Fig. 2 is the sectional view of the electromagnetic heater according to embodiment of the present utility model, eliminates solenoid.
Parts identical in the accompanying drawings use identical accompanying drawing labelling.Accompanying drawing is not drawn according to actual ratio.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is illustrated.
Fig. 1 shows the electromagnetic heater 10 according to embodiment of the present utility model.This electromagnetic heater 10 is mainly used in raising the temperature of liquid, and it can be applicable on the firing equipment such as electric heater or water heater.As it is shown in figure 1, this electromagnetic heater 10 includes insulating sleeve 1.This insulating sleeve 1 have inner chamber and this intracavity inter-connection inlet 3 and with the liquid outlet 4 of this intracavity inter-connection.Wherein, inlet 3 and liquid outlet 4 are respectively formed at the two ends of insulating sleeve 1, so it is easy to understand that it also may be formed at other positions.Insulating sleeve 1 can be made up of phenolic fiberglass reinforced plastics or resin material etc., but is preferably made up of phenolic fiberglass reinforced plastics.The cross section shape of insulating sleeve 1 can be circular, oval or polygon etc..
This electromagnetic heater 10 also includes solenoid 5 and calandria 2.The material of solenoid 5 is preferably copper.Solenoid 5 is wrapped on the periphery of insulating sleeve 1.Calandria 2 is located at the interior intracavity of insulating sleeve 1, and the material that the solenoid that can be passed into alternating current is heated elected as by the material of calandria 2, for instance magnetic conductive metal material.Magnetic conductive metal material includes ferrum, cobalt, nickel and alloy thereof etc..The material of calandria 2 is preferably iron and steel, to save its production cost.Wherein, so-called alternating current is preferably high frequency electric, i.e. the frequency electric current more than 5kHz.
Electromagnetic heater 10 according to embodiment of the present utility model, when passing into alternating current in the solenoid 5 of electromagnetic heater 10, solenoid 5 will produce alternating magnetic field, calandria 2 can cut the magnetic induction line of alternating magnetic field and produce alternating current in calandria 2, calandria 2 is made to produce heat under the effect of alternating current, thus the liquid in insulating sleeve 1, such as tap water are heated.The electromagnetic heater 10 of embodiment of the present utility model adopts Electromagnetic Heating mode, not only has extra high heat conversion, up to 95%, but also not easily leaks electricity, and use procedure is safe and reliable.If water body is heated by electromagnetic heater 10, except there is high conversion and safe and reliable effect, it is also less prone to fouling, this is because the materials such as the metal ion in water body are easily softened, generating magnetic water, therefore it without being adhered on the surface of insulating sleeve 1 or calandria 2.
Calandria 2 both can form a substantially meniscate first passage 2a of cross section near the side of the inner chamber of insulating sleeve 1, it is also possible to what be positioned at insulating sleeve 1 is centrally formed a generally annular first passage 2a of cross section.As shown in Figure 2, in this embodiment, what calandria 2 was positioned at insulating sleeve 1 is centrally formed a generally annular first passage 2a of cross section so that liquid can and calandria 2 between there is bigger contact area, thus improving the calandria 2 efficiency of heating surface to liquid.Preferably, in calandria 3, there is second channel 2b so that the contact area between liquid and calandria 2 increases again, thus improving the calandria 2 efficiency of heating surface to liquid further.It is highly preferred that the two ends of second channel 2b are relative with inlet 3 and liquid outlet 4 respectively, the internal structure of electromagnetic heater 10 thus can be reduced to resistance produced by working fluid, thus reducing the kinetic energy rejection of working fluid.It is highly preferred that calandria 2 is the body coaxial with insulating sleeve 1, the calandria 2 of this body form is not only easy to manufacture and save cost, but also can reduce the kinetic energy rejection of the working fluid of liquid further.
In a preferred embodiment, this electromagnetic heater 10 also includes converter 6.Converter 6 electrically connects with solenoid 5, applies alternating current for solenoid 5, promotes solenoid 5 to produce alternating magnetic field, and then ensures that calandria 2 can produce heat, the liquid of the interior intracavity of insulating sleeve 1 is heated.It is the converter of more than 20kHz that converter 6 is preferably output frequency, in order to improve the electromagnetic heater 10 rate of heat addition to liquid.
In one embodiment, calandria 2 is detachably connected on the inwall of insulating sleeve 1.It is to say, the conventional inwalls with insulating sleeve 1 that removably connect such as hot body 2 can be bolted, clamping are connected, thus facilitating the dismounting of calandria 2.In another embodiment, calandria 2 is fixedly connected on the inwall of insulating sleeve 1.It is connected it is to say, hot body 2 can pass through the conventional fixing connections such as welding, riveted joint or integral type manufacture with the inwall of insulating sleeve 1, in order to save cost.
In summary, the electromagnetic heater 10 of embodiment of the present utility model not only has higher heat conversion, but also not easily leaks electricity, safe and reliable.
Although this utility model being described by reference to preferred embodiment, but when without departing from scope of the present utility model, it is possible to it is carried out various improvement and parts therein can be replaced with equivalent.Especially, as long as being absent from structural hazard, the every technical characteristic being previously mentioned in each embodiment all can combine in any way.This utility model is not limited to the specific embodiment disclosed in literary composition, but includes all technical schemes falling in scope of the claims.
Claims (10)
1. an electromagnetic heater, it is characterised in that including:
Insulating sleeve, described insulating sleeve has the inlet with its intracavity inter-connection and liquid outlet；
Solenoid, described solenoid is wrapped on the periphery of insulating sleeve；And
Calandria, described calandria is located at the interior intracavity of described insulating sleeve, and the described solenoid that can be passed into alternating current is heated.
2. electromagnetic heater according to claim 1, it is characterised in that define the first passage that cross section is annular between described calandria and the inner chamber of insulating sleeve.
3. electromagnetic heater according to claim 2, it is characterised in that offer the intracavity inter-connection of second channel, the two ends of described second channel and described insulating sleeve in described calandria.
4. electromagnetic heater according to claim 3, it is characterised in that the two ends of described second channel are relative with described inlet and described liquid outlet respectively.
5. electromagnetic heater according to claim 4, it is characterised in that described calandria is the body coaxial with described insulating sleeve.
6. the electromagnetic heater according to any one of claim 1 to 5, it is characterised in that the material of described insulating sleeve is phenolic fiberglass reinforced plastics, the material of described calandria is magnetic conductive metal.
7. the electromagnetic heater according to any one of claim 1 to 5, it is characterised in that also including converter, described converter electrically connects with solenoid.
8. the electromagnetic heater according to any one of claim 1 to 5, it is characterised in that also including the converter that output frequency is more than 20kHz, described converter electrically connects with solenoid.
9. the electromagnetic heater according to any one of claim 1 to 5, it is characterised in that described calandria is detachably connected on the inwall of described insulating sleeve.
10. the electromagnetic heater according to any one of claim 1 to 5, it is characterised in that described calandria is fixedly connected on the inwall of described insulating sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620098874.XU CN205356723U (en) | 2016-02-01 | 2016-02-01 | Electromagnetic heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620098874.XU CN205356723U (en) | 2016-02-01 | 2016-02-01 | Electromagnetic heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205356723U true CN205356723U (en) | 2016-06-29 |
Family
ID=56182265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620098874.XU Expired - Fee Related CN205356723U (en) | 2016-02-01 | 2016-02-01 | Electromagnetic heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205356723U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830622A (en) * | 2017-10-12 | 2018-03-23 | 江苏火龙电器股份有限公司 | A kind of good intelligent electromagnetic firing equipment of heating effect and its control system |
| CN109442728A (en) * | 2018-10-31 | 2019-03-08 | 杨松 | A kind of heating means and system of working fluid |
-
2016
- 2016-02-01 CN CN201620098874.XU patent/CN205356723U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830622A (en) * | 2017-10-12 | 2018-03-23 | 江苏火龙电器股份有限公司 | A kind of good intelligent electromagnetic firing equipment of heating effect and its control system |
| CN107830622B (en) * | 2017-10-12 | 2020-06-16 | 江苏火龙电器股份有限公司 | Intelligent electromagnetic heating equipment with good heating effect and control system thereof |
| CN109442728A (en) * | 2018-10-31 | 2019-03-08 | 杨松 | A kind of heating means and system of working fluid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160629 |