CN207518879U - A kind of no radiator fan electromagnetic heating utensil - Google Patents
A kind of no radiator fan electromagnetic heating utensil Download PDFInfo
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- CN207518879U CN207518879U CN201721435534.2U CN201721435534U CN207518879U CN 207518879 U CN207518879 U CN 207518879U CN 201721435534 U CN201721435534 U CN 201721435534U CN 207518879 U CN207518879 U CN 207518879U
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- metal body
- rectifier
- radiator fan
- circuit board
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Abstract
The utility model discloses a kind of no radiator fan electromagnetic heating utensils, including metal body, described metal block upper surface one end is installed with electromagnetic coil disk, circuit board is installed inside the metal block upper surface other end, thermal insulation board is equipped between the electromagnetic coil disk and circuit board, and thermal insulation board is fixedly mounted on metal internal body, the circuit board both ends are installed with rectifier and IGBT respectively, the IGBT is fixed on by high voltage insulator on metal shell, rectifier is directly anchored on metal body, the radiator fan wasting of resources can thoroughly be solved, utensil is intake and insects enter equipment damage caused by utensil, greatly improve the reliability and service life of utensil, it can be energy saving, improve resource utilization.
Description
Technical field
The utility model is related to household electrical appliance technical field, specially a kind of no radiator fan electromagnetic heating utensil.
Background technology
China is electromagnetic heating utensil big producer, the IH heating utensils of annual production about 50,000,000 or more, tradition
Electromagnetic heating utensil, such as electromagnetic stove, IH electric cookers, IH electric pressure cooking saucepans IH heating utensil, because of electronic circuit and coil panel
Heat dissipation needs that radiator fan will be installed additional, has not only caused the waste of electric energy, but also cause the generation of noise source, and because of electromagnetic heating utensil
Working environment is severe, and air inlet hole and heat emission hole cause to crawl into water and insects again causes utensil service life to be had a greatly reduced quality, and causes
Great resource and energy waste.
To sum up, existing technical solution main drawback is that:First, noise problem, electromagnetic heating utensil radiator fan
Noise becomes important noise source, and radiator fan operating brings the waste of electric energy;Secondly, air inlet hole and gas vent water inlet and
Induction insects are into the problem of causing service life of a machine to shorten.For electromagnetic heating utensil currently on the market, design falls behind, and uses
Short life, noise is big, and urgent need is a kind of energy-efficient, and service life substantially extends, the product of low noise occurs.
Utility model content
In order to overcome the shortcomings of prior art, the utility model provides a kind of no radiator fan electromagnetic heating utensil,
The radiator fan wasting of resources, utensil water inlet and insects can thoroughly be solved and enter equipment damage caused by utensil, greatly improved
The reliability and service life of utensil, can be energy saving, improves resource utilization, can effectively solve the problem that asking for background technology proposition
Topic.
Technical solution is used by the utility model solves its technical problem:A kind of no radiator fan electromagnetic heater
Tool, including metal body, described metal block upper surface one end is installed with electromagnetic coil disk, another in metal block upper surface
Circuit board inside one end is installed, thermal insulation board is equipped between the electromagnetic coil disk and circuit board, and thermal insulation board is fixedly mounted on
Metal internal body, the circuit board both ends are installed with rectifier and IGBT respectively, and the IGBT passes through high voltage insulator
It is fixed on metal body inner wall, the rectifier is directly attached to metal body inner surface and carries out contact heat loss through conduction.
As a kind of preferred technical solution of the utility model, the IGBT and rectifier are fixedly mounted on metal body
Inside, and rectifier is bonded with metal body inner surface and radiates, and passes through high-voltage isulation between the IGBT and metal body
Body insulation connection.
As a kind of preferred technical solution of the utility model, the shape laminated structure of the high voltage insulator, and high pressure
Insulator will be mounted on the back of IGBT.
Compared with prior art, the beneficial effects of the utility model are:The utility model is by using metal chassis with certainly
The mode so to radiate radiates, and passes through retarder disk pyrotoxin, avoids heat transfer to circuit board, no radiator fan work
Make, eliminate the main noise source of electromagnetic heating utensil, pass through insulation processing, it is ensured that the insulation performance of metal body, it is whole
Machine improves insect prevention water resistance again without the apparent hole such as air inlet hole, heat emission hole, sealing structure.
Description of the drawings
Fig. 1 is 1 structure diagram of the utility model embodiment;
Fig. 2 is 2 structure diagram of the utility model embodiment;
In figure:1- metal bodies;2- electromagnetic coil disks;3- circuit boards;4- thermal insulation boards;5-IGBT;6- rectifiers;7- high pressures
Insulator.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
The explanation of following embodiment is refer to the attached drawing, can be to the particular implementation implemented to example the utility model
Example.The direction and position term that the utility model is previously mentioned, for example, " on ", " in ", " under ", "front", "rear", "left", "right", "
It is interior ", " outer ", " side " etc., be only the direction and position with reference to annexed drawings.Therefore, the direction and position term used is to use
To illustrate and understand the utility model rather than to limit the utility model.
Embodiment 1:
As shown in Figure 1, the utility model provides a kind of no radiator fan electromagnetic heating utensil, including metal body 1, institute
It states 1 upper surface one end of metal body and is installed with electromagnetic coil disk 2, be equipped with inside the 1 upper surface other end of metal body
Circuit board 3 is equipped with thermal insulation board 4, and thermal insulation board 4 is fixedly mounted on metal body 1 between the electromagnetic coil disk 2 and circuit board 3
On the one hand inside, the heating region for being concentrated heat by thermal insulation board 4 avoid heat transfer from influencing circuit board 3 to circuit board 3
Work, on the other hand by the concentration of heat, the efficiency of heating surface can be improved, 3 both ends of circuit board are installed with respectively
Rectifier 6 and IGBT5, the IGBT5 are fixed on by high voltage insulator 7 on 1 inner wall of metal body, and the rectifier 6 is direct
It is fitted in 1 inner surface of metal body and carries out contact heat loss through conduction, bonding structure can be more conducive to heat by metal machine
The metal heat-conducting performance of body 1 transfers heat away from.
Preferably, the IGBT5 and rectifier 6 are fixedly mounted on 1 inside of metal body, and rectifier 6 and metal
The fitting of 1 inner surface of body is radiated, and is dielectrically separated between the IGBT5 and metal body 1 by high voltage insulator 7, and is led to
The insulating effect of high voltage insulator 7 is crossed, prevents the electrification hidden danger of metal body 1.
It may further be preferable that the shape of the high voltage insulator 7 is laminated structure, it can be preferably with relatively thin knot
Structure, can be while ensureing to insulate, additionally it is possible to good contact heat dissipation.
Embodiment 2:
As shown in Fig. 2, the utility model provides a kind of no radiator fan electromagnetic heating utensil, including metal body 1, institute
It states 1 upper surface one end of metal body and is installed with electromagnetic coil disk 2, be equipped with inside the 1 upper surface other end of metal body
Circuit board 3 is equipped with thermal insulation board 4, and thermal insulation board 4 is fixedly mounted on metal body 1 between the electromagnetic coil disk 2 and circuit board 3
On the one hand inside, the heating region for being concentrated heat by thermal insulation board 4 avoid heat transfer from influencing circuit board 3 to circuit board 3
Work, on the other hand by the concentration of heat, the efficiency of heating surface can be improved, rectifier 6 is installed on the circuit board 3
And IGBT5, the IGBT5 are fixed on by high voltage insulator 7 on 1 inner wall of metal body, the rectifier 6 is directly anchored to gold
Belong to 1 on body, the rectifier 6 and IGBT5 are directly attached to 1 inner surface of metal body and carry out contact heat loss through conduction, patch
Conjunction structure can be more conducive to heat and be transferred heat away from by the metal heat-conducting performance of metal body 1.
Preferably, the IGBT5 and rectifier 6 are fixedly mounted on 1 inside of metal body, and rectifier 6 and metal
The fitting of 1 inner surface of body is radiated, and is insulated between the IGBT5 and metal body 1 by high voltage insulator 7, and is led to
The insulating effect of high voltage insulator 7 is crossed, prevents the electrification hidden danger of metal body 1.
It may further be preferable that the shape of the high voltage insulator 7 is shape laminated structure, it can be preferably with relatively thin
Structure, can be while ensureing to insulate, additionally it is possible to good contact heat dissipation.
In above-described embodiment 1 and embodiment 2, it should be further noted that the rectifier 6 and IGBT5's is opposite
Position is not influence whole device to run, that is to say, that in the utility model, the position of rectifier 6 and IGBT5 can appoint
Meaning adjustment, can achieve the effect that identical, therefore, all position relationships should all be included within the scope of protection.
In above-described embodiment 1 and embodiment 2, it should be further noted that the electromagnetic coil disk 2 and mainboard 3
Relative position is not influence whole device to run, that is to say, that in the utility model, the position of electromagnetic coil disk 2 and mainboard 3
Putting arbitrarily to adjust, and including electromagnetic coil disk 2 above, mainboard 3 can reach identical effect in following up-down structure
Fruit, therefore, all position relationships should all be included within the scope of protection.
In order to be better understood from the high voltage insulator 7, it is located between IGBT5 and metal body 1, we can be intuitive
It is interpreted as the planar structure that 7 shape of high voltage insulator is thumbnail size.
The book further illustrated is needed, the high voltage insulator has the double action of heat conduction and insulation, being capable of guarantee fund
Belong to the insulating properties between body 1 and IGBT5, can prevent metal body 1 from charging.
In the utility model, while equal-wattage is generated, the energy W that general electromagnetism radiator expends is
5W, and the energy work rate that the utility model expends at identical conditions is only 1W, it can be seen that in practical heating process,
Ability needed for real process can greatly be reduced using the structure of the utility model, so as to fulfill the mesh to economize on resources
's.
In conclusion the utility model is mainly characterized by:
The utility model radiates the heat that electronic component generates by using metal chassis, with natural heat dissipation
Mode radiates, and passes through retarder disk pyrotoxin, and heat transfer is avoided to be reduced more than radiator fan 5W to circuit board
Energy consumption, the work of no radiator fan eliminates the main noise source of electromagnetic heating utensil, and IGBT heat dissipations use and radiator
Carry out insulation processing, it is ensured that the insulation performance of metal body, prevent get an electric shock etc. accidents generation, complete machine without air inlet hole, dissipate
The apparent hole such as hot hole, sealing structure improve insect prevention water resistance again.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that by containing in the equivalent requirements of the claims is fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (3)
1. a kind of no radiator fan electromagnetic heating utensil, including metal body (1), described metal body (1) upper surface one end is consolidated
Dingan County is equipped with electromagnetic coil disk (2), is equipped with circuit board (3) inside the other end of metal body (1) upper surface, feature exists
In:Thermal insulation board (4) is equipped between the electromagnetic coil disk (2) and circuit board (3), and thermal insulation board (4) is fixedly mounted on metal machine
Body (1) is internal, and circuit board (3) both ends are installed with rectifier (6) and IGBT (5) respectively, and the IGBT (5) passes through height
Pressure insulator (7) be fixed on metal body (1) inner wall, the rectifier (6) be directly attached to metal body (1) inner surface into
Row contact heat loss through conduction.
2. a kind of no radiator fan electromagnetic heating utensil according to claim 1, it is characterised in that:The IGBT (5) and
Rectifier (6) is fixedly mounted on the inside of metal body (1), and rectifier (6) is bonded with metal body (1) inner surface and is dissipated
Heat is insulated by high voltage insulator (7) between the IGBT (5) and metal body (1) and connected.
3. a kind of no radiator fan electromagnetic heating utensil according to claim 1, it is characterised in that:The high voltage insulator
(7) shape laminated structure, and high voltage insulator (7) will be mounted on the back of IGBT (5).
Priority Applications (1)
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CN201721435534.2U CN207518879U (en) | 2017-11-01 | 2017-11-01 | A kind of no radiator fan electromagnetic heating utensil |
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CN201721435534.2U CN207518879U (en) | 2017-11-01 | 2017-11-01 | A kind of no radiator fan electromagnetic heating utensil |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107660010A (en) * | 2017-11-01 | 2018-02-02 | 许文辉 | One kind is without radiator fan Electromagnetic Heating utensil |
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2017
- 2017-11-01 CN CN201721435534.2U patent/CN207518879U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107660010A (en) * | 2017-11-01 | 2018-02-02 | 许文辉 | One kind is without radiator fan Electromagnetic Heating utensil |
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