CN202133087U

CN202133087U - Instantaneous electromagnetic hot water device

Info

Publication number: CN202133087U
Application number: CN201120220608U
Authority: CN
Inventors: 牛玉刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-06-27
Filing date: 2011-06-27
Publication date: 2012-02-01
Anticipated expiration: 2021-06-27

Abstract

The utility model discloses an instantaneous electromagnetic hot water device comprising an electromagnetic induction coil, an insulating sleeve, a heating sleeve, upper and lower end covers, an O-shaped sealing ring, a water inlet and a water outlet which are arranged from outside to inside. The instantaneous electromagnetic hot water device is characterized in that the insulating sleeve is a heat superconductive ceramic insulating body; the heating sleeve comprises an embedding-type inner metal heating sleeve and an embedding-type outer metal heating sleeve; wavy metal fins are respectively arranged on the outer walls of the inner heating sleeve and the outer heating sleeve; and an inorganic heat-conducting medium is filled in a sandwich of the outer metal heating sleeve. As the design of the double embedding-type metal sleeves and the efficient wavy metal fins as well as the inorganic heat-conducting medium are adopted, the instantaneous electromagnetic hot water device has the characteristics of high efficiency, energy saving, burned protection, more concise and reasonable structure, water and electricity separation as well as safety and reliability; meanwhile, the heat efficiency and the safety are well realized due to use of the heat superconductive ceramic material.

Description

Instant heating type electromagnetism hot water apparatus

Technical field

The utility model relates to a kind of hot water apparatus that utilizes the electromagnetism heating, particularly a kind of Instant heating type electromagnet water heater.

Background technology

The raising gradually of Along with people's living standard uses the hot water demand increasingly high to family, how to realize the hot water supply of twenty four hours, and the manufacturer of water heater is had higher requirement.And wherein security of products and high efficiency seem particularly important.All there are shortcoming separately in each producer combustion gas of developing in succession in the market, electrical heating, solar water heater etc., and the security of combustion gas and electric heater is lower, and combustion gas is prone to gas leakage; The electric heater major part is to utilize water resistor direct-fired, though the high anti-electric insulation layer of external application, because of the water quality difference of various places; Use habit is different, and fouling on water resistance easily can produce hydrolysis during energising; It is dangerous that long-time use is prone to that electric leakage takes place; And when needing on a small quantity the situation with hot water in daily life such as washing one's face, brush teeth etc., the common electrical acting water heater is many because of adding the hot water amount, has also wasted great amount of time and heat energy; The thermal conversion efficiency of solar water heater is not high, and it is big to take up room, and inconvenience is installed, and when skyscraper uses, can't satisfy numerous users and concentrate the demand to hot water.Though people have just proposed to utilize electromagnetic inductive heating principle design high-frequency electromagnetic heating water heater very early, the water heater of other kinds of comparing has very outstanding advantage, and is high like the security of electromagnetism heating electricity separation, but still has a lot of weak points.Publication number is that the Chinese invention patent of CN1492203A discloses a kind of electromagnet water heater, and its heater is a sleeve wound form structure, and the electromagnetism that electromagnetic induction coil produces sees through the heater effect at insulator and device center; But headspace is too big therebetween; Electromagnetism consumption is a lot, can not act on fully on the heater of center, causes the caloric value of solenoid own to increase; Realize to the coil temperature-fall period thereby need twine through the cooling water circulating line; Avoid coil burnout, thermal conversion rate is obviously not high like this, and structure is too complicated.Chinese invention patent CN101275780A disclosed " tubular high-frequency electromagnetic induction heating type water heater "; Its mode of heating is merely that current flow through the column heater from bottom to top in the airtight tubular space; Heat exchange area is relatively too little; Equally also there is the low problem of thermal conversion efficiency, can't realizes the purpose of speed heat.

Summary of the invention

To the problems referred to above, the purpose of the utility model provides a kind of high security and the unified mutually Instant heating type electromagnetism hot water apparatus of the high efficiency of heating surface.

For realizing above-mentioned purpose, the utility model mainly comprises three significant design features:

1, the heating sleeve pipe adopts the design of nested type bi-metal double-pipe, and its outer wall adopts efficient waveform metal fin to increase heat exchange area, improves the heat exchange efficiency of electromagnet water heater;

2, be filled with inorganic heat-conducting medium in the interlayer of outer metal sleeve; This inorganic heat-conducting medium can be in the several seconds heat conduction rapidly; Make the temperature of the inside and outside each point of metallic object that fills this medium keep consistent and continue the heat transfer efficiency of raising electromagnet water heater with the hot spot temperature;

3, adopt hot superconductivity ceramics insulating sleeve between electromagnetic induction coil and the heating sleeve pipe.

The utility model technical scheme is following: Instant heating type electromagnetism hot water apparatus; Comprise from outside to inside electromagnetic induction coil, insulating sleeve, heating sleeve pipe and end cap, O-ring seals and intake-outlet up and down, it is characterized in that: said insulating sleeve is hot superconductivity ceramics insulator; The heating sleeve pipe comprises the inside and outside bimetallic heating of nested type sleeve pipe, and the outer wall of inside and outside heating sleeve pipe is provided with the waveform metal fin; Be filled with inorganic heat-conducting medium in the interlayer of outer metal heating sleeve pipe; Said outer heating sleeve pipe is the electromagnetism heated body; After it is heated; Effect through inorganic heat-conducting medium conducts heat to the internal heat generation sleeve pipe rapidly, and it is consistent to reach inside and outside metal tube temperature, and the metal fin of the sleeve pipe that generates heat outward and the inwall of hot superconductivity ceramics insulating sleeve closely cooperate; Cold water flows into hot superconductivity ceramics insulating sleeve and generates heat between the sleeve pipe outward through water inlet; Space undulate along between the metal fin of outer heating sleeve pipe is sailed against the current; Go into the space between the fin of internal heat generation sleeve pipe through the fin concentrated flow of outer heating sleeve pipe and go downstream; Flow out hot water through the outlet pipe in the internal heat generation sleeve pipe at last, realize reciprocating type flowing and twice efficient fully heat transfer process of fin structure.The structural design of inside and outside pair of heating sleeve pipe of this nested type can not only increase heat time heating time and area, and because of there is water to exist in the pipeline always, also can effectively prevent heater generation dry combustion method here, and effectively prevent to burn control circuit and heater part.

Said hot superconductivity ceramics insulating sleeve peripheral hardware electromagnetic induction coil; The high anti-electric insulation layer of the inside and outside winding of electromagnetic induction coil; External insulation layer is provided with at least three parallel magnetic eliminating bars outward; To increase the electromagnetic action induction amount of induction coil to center heating sleeve pipe, also avoid the leakage of electromagnetism to space outerpace, magnetic eliminating bar skin suit layer of metal screen layer again is used to prevent electromagnetic leakage and high temperature protection.

The utility model is because of adopting the application of nested type bi-metal double-pipe and efficient waveform metal fin design and inorganic heat-conducting medium; Have the succinct more reasonably characteristics of efficient, energy-conservation, anti-dry and structure; And electricity separation; Safe and reliable, the application of hot superconducting ceramics has simultaneously realized the unification of the thermal efficiency and security well.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is the utility model A-A position profile figure.

Among the figure: 1, the sleeve pipe that generates heat outward; 2, internal heat generation sleeve pipe; 3, the sleeve pipe metal fin that generates heat outward; 4, internal heat generation sleeve pipe metal fin; 5, inorganic heat-conducting medium; 6, hot superconductivity ceramics insulating sleeve; 7, the anti-electric insulation layer of interior height; 8, electromagnetic induction coil; 9, outer high anti-electric insulation layer; 10, metal screen layer; 11, water inlet; 12, O-ring seals; 13, delivery port; 14, magnetic eliminating bar; 15, upper end cover; 16, bottom end cover.

The specific embodiment

Further specify the utility model below in conjunction with accompanying drawing and through specific embodiment.

As illustrated in fig. 1 and 2, be provided with outside the nested type at the device center of the utility model, interior bimetallic heating sleeve pipe 1 and 2, interior metal heating sleeve pipe 2 is for both ends open designs, and the outer metal sleeve pipe 1 that generates heat is an end opening, other end closure designs; Interior metal heating sleeve pipe 2 is nested in the outer metal heating sleeve pipe 1 through the openend of outer metal heating sleeve pipe 1; Inside and outside heating sleeve pipe is selected materials such as irony, stainless iron or stainless steel for use, preferred anti-rust metal material; Outward, internal heat generation sleeve pipe 1 and 2 outer wall use ratio-frequency welding longitudinally to weld waveform metal fin 3,4; The thickness 0.2-0.3mm of fin, spacing of fin 2mm, fin height 9mm; Can decide according to actual operating position specific to the each several part size, form setback shape wave water channel; Two nested metal heating sleeve pipes place the hot superconductivity ceramics insulating sleeve of tubulose 6 centers; The metal fin 3 of outer heating sleeve pipe closely cooperates with the inwall of hot superconductivity ceramics insulating sleeve 6, requires to reach outer metal sleeve pipe metal wing shape sheet 3 external diameters that generate heat and is similar to negative common difference with the internal diameter of hot superconductivity ceramics insulating sleeve 6 and cooperates; Hot superconductivity ceramics insulating sleeve 6 outside electromagnetic induction coil 8 energising backs form high-frequency alternating magnetic field; Because passing the magnetic flux of metal heating sleeve pipe constantly changes; The eddy current that on the metallic object tube wall, produces; Make metal heating sleeve pipe produce great amount of heat because of eddy current, the cold water inside and outside the metal heating sleeve pipe is carried out sufficient heat exchange, reach the purpose of speed heat or instant heating in moment.Detailed process is that cold water is sailed against the current through the passage between outer metal heating sleeve pipe 1 and the hot superconductivity ceramics insulating sleeve 6 through water inlet 11; Because outer metal heating sleeve pipe metal fin 3 closely cooperates with hot superconductivity ceramics insulating sleeve 6; Thereby the interior setback of setback shape wave water channel that are beneficial to water metal heating outside sleeve pipe metal fin 3 flow, and fully absorb the heat that metal heating sleeve pipe produces; The wave water channel of metal heating sleeve pipe metal fin 4 in outside water is sailed against the current arrival, flowing into behind the top of metal heating sleeve pipe 1; Be filled with inorganic heat conduction superconductive medium 5 in the closed interlayer because of outer metal heating sleeve pipe 1; Metal generates heat on the tube wall of sleeve pipe 2 in after outer metal sleeve 1 is heated, rapidly heat being transmitted to through inorganic heat conduction superconductive medium; As the process that outer metal heating sleeve pipe is realized heat exchange, water carries out setback and flows and tube wall and fin sufficient heat exchange through the wave water channel of interior metal heating sleeve pipe metal fin 4; Through delivery port 13 adverse currents output hot water, accomplish the whole back and forth heat exchanging process of efficient heating at last.The sealing and fixing of this device relies on the tight welding or airtight the screwing of delivery port 13 and upper end cover 15 and water inlet 11 and bottom end cover 16, and seals through O-ring seals.The hot superconductivity ceramics insulating sleeve 6 outer electromagnetic induction coils 8 that twine; It is by stranded the forming of the thinner enamel-covered wire of multiply (being provided with the diameter and the radical of different enamel-covered wires) according to concrete power requirement; Electromagnetic induction coil 8 can produce certain heat when work; The temperature of coil is raise; Long-time continuous firing can be burnt coil; Realize heat exchange so adopt process that the hot superconductivity ceramics insulating sleeve 6 of new material (this material behavior be that heat conduction is very good can keep high-insulativity again) heats up at solenoid to import inside pipe casing to heat rapidly with the cold water that inlet channel has just got into, rapidly to the electromagnetic induction coil cooling, assurance high-frequency electromagnetic induction coil works long hours and can not form high temperature.Brace parallel magnetic eliminating bar 14 in addition in the outside of high-frequency electromagnetic induction coil 8, with the electromagnetic quantities that increases by 8 pairs of center heaters of high-frequency electromagnetic induction coil with prevent that electromagnetism from leaking.Device most external suit electromagnetism metal screen layer 10, the preferred copper or aluminum material of this screen layer is used to shield the radiation that leaks of electromagnetic energy.Outside metal screen layer 10, temperature sensor is set, is connected to controller, make control circuit can detect the temperature of solenoid in real time, prevent the too high high-frequency electromagnetic induction coil that burns of temperature.Delivery port 13 also is provided with temperature sensor, detects the hot water temperature at the mouth of a river in real time, and signal is reached control circuit, and control circuit is exported corresponding electromagnetic power according to the temperature return path signal of delivery port, reaches the requirement that goes out hot water according to design temperature.Because the circuit control section has many ready-made technology can supply to select for use at present, those skilled in the art can select fully according to the actual requirements, so this place no longer is described in detail.

Claims

1. Instant heating type electromagnetism hot water apparatus; Comprise from outside to inside electromagnetic induction coil, insulating sleeve, heating sleeve pipe and end cap, O-ring seals and intake-outlet up and down; The sleeve pipe that it is characterized in that generating heat comprises the inside and outside bimetallic heating of nested type sleeve pipe, and the outer wall of inside and outside heating sleeve pipe is provided with the waveform metal fin.

2. Instant heating type electromagnetism hot water apparatus according to claim 1 is characterized in that being filled with inorganic heat-conducting medium in the interlayer of said outer metal heating sleeve pipe.

3. Instant heating type electromagnetism hot water apparatus according to claim 1 is characterized in that said insulating sleeve is hot superconductivity ceramics insulating sleeve.

4. Instant heating type electromagnetism hot water apparatus according to claim 3 is characterized in that the metal fin of said outer heating sleeve pipe and the inwall of hot superconductivity ceramics insulating sleeve closely cooperate.

5. according to claim 1 or 2 or 3 described Instant heating type electromagnetism hot water apparatus, it is characterized in that the high anti-electric insulation layer of the inside and outside winding of said electromagnetic induction coil.

6. Instant heating type electromagnetism hot water apparatus according to claim 5 is characterized in that outer high anti-electric insulation layer is provided with at least three parallel magnetic eliminating bars outward.

7. Instant heating type electromagnetism hot water apparatus according to claim 6, it is characterized in that the magnetic eliminating bar skin again suit one deck be used to prevent the metal screen layer of electromagnetic leakage and high temperature protection.

8. Instant heating type electromagnetism hot water apparatus according to claim 1 it is characterized in that said interior metal heating sleeve pipe designs for both ends open, and outer metal heating sleeve pipe is an end opening, other end closure designs; Interior metal heating sleeve pipe is nested in the outer metal heating sleeve pipe through the openend of outer metal heating sleeve pipe.

9. according to claim 1 or 8 described Instant heating type electromagnetism hot water apparatus, it is characterized in that inside and outside heating sleeve pipe selects irony, stainless iron or stainless steel material for use.