CN201421174Y

CN201421174Y - Microwave water heater

Info

Publication number: CN201421174Y
Application number: CN2008202046758U
Authority: CN
Inventors: 徐传国
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-12-05
Filing date: 2008-12-05
Publication date: 2010-03-10
Anticipated expiration: 2018-12-05

Abstract

The utility model relates to a microwave water heater, which mainly comprises three parts, i.e. a microwave emitting and controlling system, a cycling water system and a shell, wherein the microwave emitting and controlling system is arranged between the cycling water system and the shell and is composed of a high-voltage transformer, a permatron, a high-voltage capacitor, a heat radiation fan anda protective tube and the like, and the cycling water system consists of a cycling water pipe assembly, a microwave reflection cavity, a hydroelectric interlock switch, a power supply indication lamp, a water inlet and a water outlet. The microwave water heater has the advantages: 1. the bathing-type water heater is of an instant-heating type, adopts the electricity as the energy source and is heated by the microwave, thereby being free from the environmental pollution and having high heating efficiency; 2. the microwave is utilized to heat the water, the water flows inside the closed pipeline, and all circuits and electric appliances are separated from the water, thereby being free from the electric shock problem and ensuring the personal safety; 3. two permatrons with mature technologyare utilized to output energy so as to heat the water, so that the high cost problem caused by utilizing the large-power permatron can be solved, and the manufacturing process is more practical.

Description

Microwave water-heater

Technical field

The present invention be microwave technology at the product for civilian use---the application on the shower formula water heater.

Background technology

Microwave is meant that frequency is the electromagnetic wave of 300MHz-300GHz, is the abbreviation of a limited frequency band in the radio wave, i.e. the electromagnetic wave of wavelength between 1 meter to 1 millimeter, and microwave frequency is also referred to as " uhf electromagnetic wave " usually than general radio wave frequency height.Microwave also has duality principle as a kind of electromagnetic wave. and the energy of microwave quantum is 199 * 10 ^- ²⁵～1.99 * 10 ^-22Joule.The fundamental property of microwave is rendered as and penetrates, reflects, absorbs three characteristics usually.For glass, plastics and porcelain, microwave almost is to pass through and be not absorbed.Will absorb microwave and make self-heating for water and food etc.And to the metal species thing, then can microwave reflection.Microwave is used for the electromagnetic wave of radiation heating than other, and is longer as infrared ray, far infrared equiwavelength, therefore has better penetrability.When microwave penetrated medium, because the rising of the medium temperature that dielectric loss causes makes almost while heat temperature raising of dielectric material inside, outside, organizator thermal source state had shortened the conventional heat conduction time of pining for that adds greatly.Heating using microwave just shows the characteristics of selectivity heating.Material difference, the thermal effect of generation are also different.Hydrone belongs to polar molecule, and dielectric constant is bigger, and its dielectric dissipation factor is also very big, and microwave is had strong absorbability.Microwave is instantaneous heat temperature raising to dielectric material, and energy consumption is also very low.On the other hand, the power output of microwave is adjustable at any time, but there is not the residual activity phenomenon in the change thereupon of medium temperature rise inertialess, the needs that be highly advantageous to control automatically and serialization are produced.

Utilize the shower formula water heater of heating using microwave to divide heat storage type and Instant heating type two kinds at present.Heat storage type all has a water courage, or adds the heating medium in the water courage; Instant heating type all is coil for heating or the coil pipe of putting into water in heating chamber.Why these designs still can not be effectively practical, reason one is not consider the power of microwave and the relation between the water yield, though microwave has fast thermal property, but owing to require the water yield big in the use of shower formula water heater, it is very difficult in seconds water being heated to needed temperature (30 ℃ of the temperature difference).Reason two is that HIGH-POWERED MICROWAVES is transmitted in the practical technique aspect and also has technical bottleneck, if do not consider this technical bottleneck, will cause cost very high.Owing to above reason, microwave water-heater can not emerge so far.

According to above microwave characteristics, in order effectively to solve the difficulty of practical aspect, the present invention has designed a kind of Instant heating type microwave water-heater.

Summary of the invention

Instant heating type microwave water-heater of the present invention mainly comprises three parts, and first is microwave emission and control system, and second portion is a circulation, and third part is a shell.

Microwave emission and control system are in circulating water unifies between the shell, by high-tension transformer, and magnetron, high-voltage capacitance, radiator fan, compositions such as protective tube.

The high-tension transformer operating voltage is 220V, and output voltage is 4200V～4500V, and it provides high-tension current to magnetron (2).Because high-tension transformer output is high voltage, to take multinomial measure protection during product design: one, all and transformer contact site use insulating materials and device housings to completely cut off without exception; Two, transformer is placed on the top of water heater; Three, the louvre of equipment is designed to half-open shape, and outside object can not directly contact with transformer with water.

Magnetron is two, and it is a microwave launcher, is installed in the right upper portion and the bottom in microwave reflection chamber respectively.It sends high-frequency microwave under the effect of high-tension electricity, microwave frequency is 2450MHz, and power output is set in 1000W～1500W.

The high-tension current that high-voltage capacitance is brought high-tension transformer carries out rectification, vibration, provides stable electric current to magnetron.

Radiator fan is that the microwave emission is dispelled the heat with control system, can not become the into passage of water for guaranteeing the fan mouth, and this mouthful opened the sidepiece at shell, and carries out semi-closure and handle.

Protective tube carries out security control to microwave emission and control system circuit, and disconnection will fuse when system electric leakage occurs or exceeds load.Protective tube also has two, a control incoming call, and the protection security appliance, another controls inner electrical equipment, prevents electric leakage.

Circulation is by the circulating water pipe group, the microwave reflection chamber, and the water-electricity linkage switch, power supply indicator, advance/delivery port forms.

The circulating water pipe group is formed the water pipe square formation by a plurality of glass tubes and high temperature resistant plastic connector, is fixed in the microwave reflection chamber.Single glass tube internal diameter is set between 4～8mm, and pipe range is set between 300mm～500mm, and pipe thickness is set between 1mm～2mm, and the whole circulation length of pipe is greater than 3000mm.Every glass tube connects by up and down high temperature resistant joint, forms a water pipe that is communicated with.The size and the glass tube of high temperature resistant plastic connector are adaptive.

The microwave reflection chamber is pressed into cuboid with corrosion resistant plate, and length is 300～380mm, and width is 180～250mm, highly is 480～520mm, and the reflection cavity bottom has into/delivery port and overfall, and right flank has magnetron tube head inlet, and remainder is totally-enclosed.

Magnetron tube head inlet is inboard with the sealing of glass cover, guarantees microwave penetrating and water can not contact with the magnetic control tube head.

The water-electricity linkage switch is installed in the water inlet, during this switch opens, connects circuit when the water route is connected.This switch uses globe valve, control discharge size, thereby the temperature of control water.The purpose that this switch is installed in the water inlet is to make circulating water pipe not be subjected to the pressure of water.

Advance/delivery port all is installed in the below of water heater, and water inlet is connected with running water pipe, enters cold water, and delivery port is a hot water outlet.

Shell uses high temperature resistant plastic material or stainless steel materials to make, and is cuboid, and it is designed and sized to about 400mmX220mmX550mm.Inlet and outlet water pore and overfall are arranged at the bottom, and lower right side has half-open louvre, are having one section of high-tension transformer any louvre can not be arranged.Case side top has the fan mouth.There are water-electricity linkage switch mouth and power supply indicator mouth in the front.

In sum, the electric shaft switch of fetching boiling water, water power is connected simultaneously, and high-tension transformer provides high-tension current, through the high-voltage capacitance rectification, provides stable electric current to two magnetrons.Two magnetrons are launched high-frequency microwave in reflection cavity under the effect of high-tension electricity, the flow through current of glass tube group of microwave vibrations are rapidly heated water, reach the requirement that shower hot water is provided.The water temperature height can be realized by regulating the current size.

Useful feature of the present invention is: one, this shower formula water heater is an immediate heating type, makes electricity consumption as the energy, and heating using microwave does not have environmental pollution, and the thermal efficiency height.Two, use microwave to carry out the water heating, and water is flowing in the closed conduit, all circuit, electrical equipment and water are isolated, do not have the electric shock problem, the assurance personal safety.Three, use the magnetron output energy of two technology maturations to add hot water, solved because of using the expensive problem that more powerful magnetron brought, manufacture process is more practical.

Description of drawings

Accompanying drawing 1 is the structural representation of microwave water-heater, and 1-1 is a front view, and 2-2 is a side view.Wherein (1) is shell, and (2) are the microwave reflection chamber, and (3) are the glass tube group, (4) be high-tension transformer, (5) be radiator fan, (6) are high-voltage capacitance, and (7) are magnetron, (8) be delivery port, (9) be water inlet, (10) are overfall, and (11) are louvre, (12) be the water-electricity linkage switch, (13) are power supply indicator.

Accompanying drawing 2 is microwave emission and control system circuit diagram, and wherein (1) is power switch, and (2) are first protective tube, and (3) are high-tension transformer, and (4) are high-voltage capacitance, and (5) are second protective tube, and (6) are magnetron.

Accompanying drawing 3 is a glass tube group structural representation, and wherein (1) is glass tube, and (2) are plastic connector, and (3) are delivery port, and (4) are water inlet, and (5) are the head that is flexible coupling, and (6) are the water-electricity linkage switch.

The specific embodiment

In accompanying drawing 1, immediately heating water heater of the present invention mainly comprises three parts, and first is microwave emission and control system, and second portion is a circulation, and third part is shell (1).Microwave emission and control system are in circulating water and unify between the shell.The electric shaft switch (12) of fetching boiling water, water power is connected simultaneously, and power supply indicator (13) lights.Cold water enters into the glass tube group (3) that is fixed in the microwave reflection chamber (2) by water inlet (9), and high-tension transformer (4) provides high-tension current, through high-voltage capacitance (6) rectification, provides stable electric current to two magnetrons (7).Two magnetrons (7) are under the effect of high-tension electricity, and the flow through current of glass tube group (3) of emission high-frequency microwave in microwave reflection chamber (2), microwave vibrations are rapidly heated water, reach the requirement that shower hot water is provided.Hot water flows out from delivery port (8), and the water temperature height can be realized by regulating the current size.

Water heater high-tension transformer (4) in the course of the work can generate heat, and in order to allow its quick heat radiating, at a side of transformer one miniature radiator fan (5) is installed.In order to guarantee the safe in utilization of high-tension transformer, all louvres (11) are designed to half-open shape simultaneously, intercept outside object and directly contact with transformer with water.

Under the particular case, if the glass tube breakage is leaked, the ponding in the reflection cavity is got rid of by overfall (10), prevents sudden and violent spray situation.

In accompanying drawing 2, turn on the power switch (1), electric current first protective tube (2) of at first flowing through, this protective tube mainly are the control incoming calls, the protection security appliance.Electric current forms needed high-tension current through high-tension transformer (3) transformation, and high-tension current flows to magnetron (6) after by high-voltage capacitance (4) rectification.Magnetron (6) sends high-frequency microwave under the high-tension current effect, add hot water.Second protective tube (5) is installed between magnetron and transformer, is mainly used in the inner electrical equipment of control, prevent electric leakage.

In accompanying drawing (3), the circulating water pipe group is connected to form a water pipe square formation of connection by a plurality of glass tubes (1) with by high temperature resistant plastic connector (2), is fixed in the microwave reflection chamber.Link together with the head (5) that is flexible coupling between glass tube and water inlet pipe (4)/outlet pipe (3).Water-electricity linkage switch (6) is installed in the water inlet, and this switch can also carry out discharge and regulate except the control water power, reaches the effect of regulation and control water temperature.

Claims

1, a kind of microwave water-heater, it is made up of microwave emission and control system, circulation, shell three parts, it is characterized in that microwave emission and control system are in circulating water and unify between the shell, by high-tension transformer, magnetron, high-voltage capacitance, radiator fan, protective tube is formed, the recirculated water heating system is by the circulating water pipe group, microwave reflection chamber, water-electricity linkage switch, power supply indicator advances/the delivery port composition.

2, microwave water-heater according to claim 1 is characterized in that the heater of this microwave water-heater has two power outputs at 1000W～1500W, and the magnetron of frequency 2450MHz provides microwave energy.

3, microwave water-heater according to claim 1, it is characterized in that the circulating water pipe group of this microwave water-heater is connected to form the water pipe square formation of a connection by high temperature resistant plastic connector by a plurality of glass tubes, be fixed in the microwave reflection chamber, the water pipe total length is greater than 3000mm.

4, microwave water-heater according to claim 1 is characterized in that the water-electricity linkage switch of this microwave water-heater is installed in the water inlet.