CN204993917U

CN204993917U - A magnetic water heater

Info

Publication number: CN204993917U
Application number: CN201520365383.2U
Authority: CN
Inventors: 谭红英
Original assignee: Jiangxi University of Technology
Current assignee: Jiangxi University of Technology
Priority date: 2015-06-01
Filing date: 2015-06-01
Publication date: 2016-01-20
Anticipated expiration: 2025-06-01

Abstract

The utility model discloses a magnetic force water heater: has a more wide space as an album ability device, because its energy acquires extensively, can be wind energy, water conservancy, morning and evening tides, electric energy etc. Consequently the application be extensive, can be used for daily life, can be used for livestock -raising, fishery to breed, can be used in industrial production, characterized by: the rotor is the rotation under power orders about, and the permanent magnet of inlaying on the rotor makes the coil cutting magnetic line of force in turn, uses the airtight coil cutting magnetic line of force to produce the induced current principle, has electric current process resistance, and the energy can be emitted through resistance to the electric current to reach the reversal electric field and understand the principle that forms the vortex and generate heat in magnetism conductive body, turn into kinetic energy through the various forms heat energy, a magnetic force water heater's characteristics: simple structure is stable, low in manufacturing cost, and efficient, the usage is extensive.

Description

A kind of magnetic force water heater

Technical field

The utility model relates to and heats constructional device, particularly a kind of heating element relying on electromagnetic action.

Background technology

Energy prices skyrocket, air pollution is serious, coal crude oil faces exhaustion, the cheap energy source device of various novel utilization makes rapid progress, hydroelectric power generation, tidal power generation, solar cell, wind power generation, constantly occur enthusiastically in device, the Nature imparts our the inexhaustible energy, but obtain the efficiency of these energy, the problem that the mankind are new has been become with cost, a kind of feature of magnetic force water heater is: the device drawing energy in the Nature, as long as its rotation of dynamic drive just high efficiency generation heat of energy, such as: water energy, wind energy, tidal energy, various kinetic energy, potential energy can high efficiency generation warm, a powerful is provided for we obtain heat energy from occurring in nature, the naval vessel that can apply in lake, ocean utilizes wind energy to provide hot water, hot water can be produced under the drive of the hydraulic turbine, wind energy can be utilized to provide hot water to aquaculture, the extra-high water temperature of aquaculture that tidal energy is ocean bank can be utilized, hot water can be provided to thermal power generation.

Utility model content:

In order to reach magnetic heating feature I adopt common multiply resistance wire to do stator winding, winding is closed, the material that can produce eddy current is used to do stator core, permanent magnet material is used to do rotor, the stator coil cutting magnetic line when power rotor driven rotates, produce alternating voltage, stator winding is made to have electric current to pass through, because the internal resistance of stator winding and induction reactance just create heat, and stator core creates eddy current under the effect of alternating magnetic field, stator core is generated heat, and rotor also can generate heat under alternating electric field magnetic fields, material is thus formed an efficient heating element, its principle is: faraday's theorem: when the magnetic flux through loop changes, induced electromotive force ε in loop, the size of ε and being directly proportional through the variation rate of magnetic flux etc. in loop, namely therefore the more efficiency of coil groups number is higher, coil pound number more efficiency higher, the more potent rate of the more magnetic force of rotor magnetic pole number is higher, and the faster caloric value of rotor speed is higher, and the less caloric value of magnetic gap is higher.

The utility model is achieved like this: the rotor that permanent magnetic iron is housed is rotated by power drive, p-m rotor rotates and makes stator coil cutting magnetic line, thus generation alternating current, because stator winding coil exists resistance, thus make stator winding generate heat, make stator core produce eddy current owing to there is alternating current in winding again, more further increase the heating of stator, magnetic force heating element is generated heat, and heat is by heating element shell conduction thermoreceptor.

Feature of the present utility model is: heating efficiency is high, and structure is simple, and production cost is low, can apply to the demand of a lot of occasion to heat.

The utility model is set to further: common iron wire can be used to make winding, improve the internal resistance of stator winding coil, improve heating efficiency, reduce production cost.

The utility model is set to further: can make three-phase delta connection, can make Y connection, can making 2 poles, 4 poles, 8 polar curve circles, and the difference according to actuating force can be produced into corresponding electromagnet water heater.

The utility model is set to further: ordinary carbon steel can be used to make stator, also can use cast steel, and is intended to the material improving need of work, improves the generation of eddy current, improves heating efficiency.

The utility model is set to further: electromagnetic heating device shell can need to make iron, aluminium, copper, the material that can reach corresponding use such as stainless according to difference, and can need to make the various shape being conducive to using according to difference.

The utility model is set to further: the utility model can derive the self-examination line structure for motor, motor needs a lot of technical indicators overcome to become now us to need, such as in order to reduce the heating of motor, we use red copper to make winding, again such as in order to reduce eddy current generation we use silicon steel sheet make stator, the a large amount of manpower and materials of our expense in these areas, we can choose a lot of cheap material now, use simple production technology, produce the another kind of thing that we need: a kind of magnetic force water heater.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, technical solutions of the utility model are described further:

Fig. 1 is the utility model cross cut structure schematic diagram;

Fig. 2 is the utility model heating rip cutting schematic diagram;

Fig. 3 position the utility model Inside coil connection diagram;

Wherein 1, heating element end cap screw, 2, heating element center rotor axle, 3, heating element end cap, 4, heating element shell, 5, stator core, 6, coil groups is arranged on position in stator slot, 7, countersunk head screw hole and screw, 8, rotor, 9, permanent magnet material block, 10, heating element end cap stretching screw, 11, heating element rotor bearing, 12, end cap seal circle, 13, protect oilhole, 14, coil connecting terminal, another terminals of connecting wire of 15 coils.

Embodiment

Below in conjunction with accompanying drawing, the utility model is further illustrated:

Fig. 1: be connected heating element end cap screw 1 with thermoreceptor, transferring power heating element center rotor axle 2, for installing electromagnetic heating device and the heating element shell 4 for transferring heat, be used for producing eddy current and produce faradic stator core 5, produce the coil of induced current and the multiturn coil 6 be fixed in stator slot, for countersunk head screw hole that stator and shell are fixed together and screw 7, for installing the rotor 8 of the transmission kinetic energy of permanent magnet, be one cylindrical, the critical piece permanent magnet material block 9 of power conversion is just embedded in the pregroove marks of rotor.

In Fig. 2: heating element end cap 3, armature spindle bearing is installed at its center, and heating element end cap and heating element shell form a cavity, inside the cavity that stator, rotor are all installed; Heating element upper end cover bottom end cover and housing are linked together the cavity that formation one is airtight, heating element end cap stretching screw 10, heating element rotor bearing 11, play fixation, be arranged on each one of upper and lower end cap, play support rotor effect, in operation, reduce drag effect, improve energy conversion efficiency; The seal being used for improving heating element adds end cap seal circle 12 between upper and lower end cap and shell, in order to be that stator, coil, temperature of rotor are even, avoid the situation that local temperature is high, to annotate in heating element cavity oil resistant, oil level is higher than upper end cover height, note conduction oil makes heating element each portion homogeneous temperature in heating element cavity, in use protects oilhole 13 and can install a lubricating cup and be convenient to supplement and observe.

In Fig. 3: what Fig. 3 enumerated is delta connection stator winding, wherein 15 is one of winding link terminal, and 14 is another terminal of winding, makes to form closed loop between coil; Stator winding does not limit number, and winding coil series connection does not limit number, also can by multiple independent closing coil around on stator core, and rotor magnetic pole does not limit number, as long as meet in rotor rotation process consistent with the sense of current respectively in each coils connected in series winding.

This electromagnetic heating device is in production and assembly: in Fig. 2, heating element rotor bearing 11 is arranged in the middle of upper and lower end cap 3 by bearing pedestal, by heating element end cap stretching screw 10 by heating element end cap 3, heating element shell 4 links together the airtight cavity of formation one closely by end cap seal circle 12, in Fig. 1, heating element end cap screw 1 is used to link by hot gas, heating element center rotor axle 2 and rotor 8 are arranged in the cavity that formed by upper and lower end cap and shell by 12 of Fig. 2, it is the unique channel of power transmission, permanent magnet material block 9 is arranged on rotor 8 by mounting groove prefabricated on rotor, stator core 5 links as a whole by countersunk head screw hole and screw 7 with heating element shell 4, coil groups is arranged on position 6 in stator slot, to be embedded in stator slot across two stator cores and to install firmly, and at stator core 5, rotor 8, conduction oil is poured in the cavity that heating element end cap 3 is formed, material is thus formed a complete electromagnetic heating device.Winding is made up of the coil that six groups are connected mutually, winding is installed and the sense of current in series connection winding must be made identical with magnetic pole is corresponding, this example is for six groups of coils and six pairs of magnetic poles, but the number of windings and magnetic pole logarithm can be designed by difference requirement in practice, the number of windings and series system and magnetic pole logarithm can independent assortments, and coils arrangement principle is that the sense of current often organized in rotor rotation process in series coil is always consistent respectively.

As known by the technical knowledge, the utility model can be realized by other the embodiment not departing from its Spirit Essence or essential feature, therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrating, is not only, is allly all included in the utility model within the scope of the utility model or being equal to the change in scope of the present utility model.

Claims

1. A magnetic water heater is characterized in that it is a heater combined with a common multi-strand resistance wire closed winding and a stator core of a material that generates eddy currents and a permanent magnetic material rotor. In the heater cavity, heat-conducting oil is injected to make the temperature of each part of the heater Uniform, including screw holes in the end cover of the heater connected to the heater, the central rotor shaft of the heater for transmitting power, the shell of the heater for installing the electromagnetic heater and heat transfer, and the stator core for generating eddy currents to generate induced currents. A coil that induces current and installs and fixes a multi-turn coil in the stator slot, countersunk screw holes and screws used to fix the stator and the casing together, and a rotor that transmits kinetic energy for installing permanent magnets, which is a cylindrical shape , The main component of energy conversion is the permanent magnetic material block embedded in the prefabricated groove of the rotor.

2. A magnetic water heater according to claim 1, characterized in that the rotor of the magnetic heater rotates under the driving force; the rotor of the heater rotates, and the permanent magnet embedded in the rotor makes the stator winding cut the magnetic field line, and the stator winding is made of ordinary It is made of multi-strand resistance wire, and the coils are closed and connected in series.

3. A magnetic water heater according to claim 1, the number of stator windings is not limited, the number of winding coils is connected in series, or a plurality of individual closed coils can be wound on the stator core, and the number of rotor poles is not limited, as long as It only needs to be consistent with the direction of the current in the series winding of each coil during the rotation of the rotor.