CN211240676U - Device for avoiding magnetic leakage of electromagnetic induction coil of internal heating boiler - Google Patents
Device for avoiding magnetic leakage of electromagnetic induction coil of internal heating boiler Download PDFInfo
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- CN211240676U CN211240676U CN202020034392.4U CN202020034392U CN211240676U CN 211240676 U CN211240676 U CN 211240676U CN 202020034392 U CN202020034392 U CN 202020034392U CN 211240676 U CN211240676 U CN 211240676U
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Abstract
The utility model provides a device of internal heating formula boiler electromagnetic induction coil magnetic leakage avoids relates to electromagnetic boiler technical field, can produce the technical problem that the magnetic leakage phenomenon takes place for the forceful electric magnetic field when electromagnetic induction coil leads to the high frequency electricity when having solved the interior installation electromagnetic induction coil of internal heating formula electromagnetic boiler stove courage, and this device of avoiding internal heating formula boiler electromagnetic induction coil magnetic leakage includes two at least circular shape leak protection magnetism vortex board. The utility model discloses can be used to an internal heating formula boiler, produce the forceful electric power magnetic field magnetic leakage when preventing electromagnetic induction coil to pass through high-frequency electricity, simple structure, safe and reliable.
Description
Technical Field
The utility model relates to an internal heating formula boiler technical field, concretely relates to avoid device of internal heating formula boiler electromagnetic induction coil magnetic leakage.
Background
As is well known, a boiler is an energy conversion device to which energy is input, such as chemicals in a fuel
Energy, electric energy, heat energy of high-temperature flue gas and the like, and certain heat energy is output outwards after being converted by the boiler
The steam, high-temperature water or organic heat carrier, the boiler for supplying hot water is called a hot water boiler, is mainly used for life,
there are also a few applications in industrial production. Boilers producing steam are called steam boilers, often called boilers for short, mostly
The method is used for thermal power stations, ships, locomotives and industrial and mining enterprises.
In the existing boiler types, the internal heating boiler is far superior to the external heating boiler on the market in terms of safety and heating efficiency, but when the electromagnetic induction coil in the boiler liner is electrified with high-frequency electricity, a strong electromagnetic field (magnetic eddy current) is generated, if a magnetism-leakage-proof device is not adopted, the magnetic field propagation distance is far, the boiler liner and a surrounding magnetizer are conducted with magnetism and generate heat, other parts are damaged, and the thermal efficiency of the boiler is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an avoid device of internal heating formula boiler electromagnetic induction coil magnetic leakage, through set up the magnetic shield between the electromagnetic induction coil in the internal heating formula boiler stove courage, solved the technical problem that will produce the forceful electric magnetic field when the electromagnetic induction coil in the stove courage leads to the high-frequency electricity. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a device for avoiding magnetic leakage of an electromagnetic induction coil of an internal heating boiler, which comprises at least two circular magnetic leakage prevention vortex plates; wherein:
alternatively or preferably, the magnetic leakage prevention vortex plate is formed by connecting three or more same magnetic leakage prevention vortex blocks;
optionally or preferably, a separation distance for eliminating thermal expansion is arranged between two adjacent magnetism-leakage-preventing eddy flow blocks;
optionally or preferably, the magnetic leakage prevention vortex plates are respectively installed at two ends in the furnace pipe, and heat conducting soft metal is installed between the magnetic leakage prevention vortex plates and two inner side walls of the furnace pipe;
optionally or preferably, two through holes for passing through the electromagnetic induction coil are arranged at the center of the magnetism leakage prevention vortex plate.
Alternatively or preferably, the magnetic leakage prevention vortex plate is formed by connecting four magnetic leakage prevention vortex blocks through bolts.
Alternatively or preferably, a connecting bolt and a spacing bolt are arranged between two adjacent leakage flux prevention vortex blocks.
Alternatively or preferably, the two adjacent magnetism leakage prevention eddy flow blocks are ensured to be separated by a separation bolt.
Alternatively or preferably, the magnetism leakage prevention vortex plate is made of low-carbon steel.
Optionally or preferably, the thermally conductive soft metal is a lead plate.
Based on the technical scheme, the following technical effects can be generated:
the embodiment of the utility model provides a pair of avoid device of internal heating formula boiler electromagnetic induction circle magnetic leakage, can produce the condition that the magnetic leakage phenomenon takes place for the forceful electric magnetic field when electromagnetic induction circle passes through the high-frequency electricity in being applicable to the internal heating formula boiler. The utility model relates to a device of avoiding internal heating formula boiler electromagnetic induction circle magnetic leakage respectively sets up a leak protection magnetism vortex board through the stove courage both ends of internal heating formula boiler, produces the magnetizer magnetic conduction that the forceful electric magnetic field made the annex and generate heat and lead to boiler thermal efficiency to descend with other part damage when effectively having solved internal heating formula boiler electromagnetic induction circle and lead to high frequency electricity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a furnace without a magnetic leakage prevention vortex plate;
FIG. 2 is a schematic view of a furnace with a magnetic leakage prevention vortex plate;
FIG. 3 is a schematic view of the structure of the magnetic leakage prevention vortex plate;
FIG. 4 is a schematic view of the installation of the magnetic leakage prevention vortex plate and the furnace;
in the figure: 1. a magnetic leakage prevention vortex plate; 2. a furnace pipe; 3. an electromagnetic induction coil; 4. And (7) a lead plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1-3:
the utility model provides a device for avoiding magnetic leakage of an electromagnetic induction coil of an internal heating boiler, which comprises at least two circular magnetic leakage prevention vortex plates 1; wherein:
the leakage-proof magnetic eddy plate 1 is formed by connecting three or more same leakage-proof magnetic eddy blocks;
a separation distance for eliminating thermal expansion is arranged between two adjacent magnetic leakage prevention vortex blocks; the spacing distance and the thickness of the magnetic leakage prevention vortex plate 1 are in a certain proportion, otherwise, the magnetic isolation effect is reduced;
the anti-leakage magnetic eddy plates 1 are respectively arranged at two ends in the furnace pipe 2, and heat-conducting soft metal 4 is arranged between the anti-leakage magnetic eddy plates 1 and the two inner side walls of the furnace pipe 2;
the center of the magnetic leakage prevention eddy plate 1 is provided with two through holes 101 through which the electromagnetic induction coils pass.
As an alternative embodiment, the magnetic leakage prevention vortex plate 1 is formed by connecting four magnetic leakage prevention vortex blocks through bolts.
In an alternative embodiment, a connecting bolt 102 and a spacing bolt 103 are installed between two adjacent leakage flux prevention vortex blocks, the connecting bolt 102 connects and fixes the two adjacent leakage flux prevention vortex blocks, and the spacing bolt 103 keeps a certain spacing distance between the two adjacent leakage flux prevention vortex blocks.
As an alternative embodiment, the separation distance between two adjacent magnetic leakage prevention vortex blocks is ensured by the separation bolt 103, and the separation distance between the magnetic leakage prevention vortex blocks and the thickness of the magnetic leakage prevention vortex plate 1 have certain requirements according to the electromagnetic privilege, otherwise the magnetic leakage prevention effect of the magnetic leakage prevention vortex plate 1 is reduced.
As an alternative embodiment, the magnetic leakage prevention vortex plate 1 is made of low-carbon steel.
In an alternative embodiment, the heat conducting soft metal 4 is a lead plate, and heat on the anti-magnetic leakage vortex plate 1 is transferred to the furnace pipe through the lead plate, and a tight connection is required between the anti-magnetic leakage vortex plate 1 and the furnace pipe.
In the embodiment of the present invention, the result of the operation test of the device for avoiding the magnetic leakage of the electromagnetic induction coil of the internal heating boiler is as follows (under the same test condition):
when leak-proof eddy magnetic plates are added at two ends of the furnace pipe, the magnetic field intensity at the end part is half of that of a household electromagnetic oven when a high-frequency power supply is loaded on the magnetic induction ring;
when no leakage-proof eddy magnetic plates are added at both ends of the furnace, the magnetic induction ring is loaded with a high-frequency power supply, and the magnetic field intensity at the end part is 5-6 times that of the former.
The utility model discloses an in the embodiment, a device working process who avoids internal heating formula boiler electromagnetic induction coil magnetic leakage as follows: when the electromagnetic induction coil 3 is electrified with high-frequency current, the magnetic field generated at the end parts of the two ends of the furnace pipe 2 can be absorbed by the magnetic leakage-proof eddy plate 1, and the heat generated by the magnetic leakage-proof eddy plate 1 is transferred to the furnace pipe 2 through the lead plate 4, so that the magnetic leakage-proof eddy plate 1 keeps a constant temperature and cannot continuously rise.
Claims (6)
1. The utility model provides a avoid device of internal heating formula boiler electromagnetic induction coil magnetic leakage which characterized in that: comprises at least two circular magnetic leakage prevention vortex plates (1); wherein:
the leakage-proof magnetic eddy plate (1) is formed by connecting three or more same leakage-proof magnetic eddy blocks;
a separation distance for eliminating thermal expansion is arranged between two adjacent magnetic leakage prevention vortex blocks;
the anti-leakage magnetic eddy plates (1) are respectively arranged at two ends in the furnace pipe (2), and heat-conducting soft metal (4) is arranged between the anti-leakage magnetic eddy plates (1) and the two inner side walls of the furnace pipe (2);
the center of the magnetic leakage prevention eddy plate (1) is provided with two through holes (101) which pass through the electromagnetic induction coil.
2. The apparatus for avoiding magnetic leakage of an electromagnetic coil of an internal heating boiler according to claim 1, wherein: the leakage-proof magnetic eddy plate (1) is formed by connecting four leakage-proof magnetic eddy blocks through bolts.
3. The apparatus for avoiding magnetic leakage of an electromagnetic coil of an internal heating boiler according to claim 1, wherein: and a connecting bolt (102) and a separation bolt (103) are arranged between two adjacent anti-leakage eddy current blocks.
4. The apparatus for avoiding magnetic leakage of an electromagnetic coil of an internal heating boiler according to claim 1, wherein: the two adjacent magnetic leakage prevention eddy flow blocks are ensured to be separated by a separation bolt (103).
5. The apparatus for avoiding magnetic leakage of an electromagnetic coil of an internal heating boiler according to claim 1, wherein: the magnetic leakage prevention eddy plate (1) is made of low-carbon steel.
6. The apparatus for avoiding magnetic leakage of an electromagnetic coil of an internal heating boiler according to claim 1, wherein: the heat-conducting soft metal (4) is a lead plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020034392.4U CN211240676U (en) | 2020-01-08 | 2020-01-08 | Device for avoiding magnetic leakage of electromagnetic induction coil of internal heating boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020034392.4U CN211240676U (en) | 2020-01-08 | 2020-01-08 | Device for avoiding magnetic leakage of electromagnetic induction coil of internal heating boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211240676U true CN211240676U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020034392.4U Active CN211240676U (en) | 2020-01-08 | 2020-01-08 | Device for avoiding magnetic leakage of electromagnetic induction coil of internal heating boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211240676U (en) |
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2020
- 2020-01-08 CN CN202020034392.4U patent/CN211240676U/en active Active
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