CN203036860U - Double-metal-cylinder device used for electric heating in water - Google Patents
Double-metal-cylinder device used for electric heating in water Download PDFInfo
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- CN203036860U CN203036860U CN 201220258657 CN201220258657U CN203036860U CN 203036860 U CN203036860 U CN 203036860U CN 201220258657 CN201220258657 CN 201220258657 CN 201220258657 U CN201220258657 U CN 201220258657U CN 203036860 U CN203036860 U CN 203036860U
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Abstract
Provided is a double-metal-cylinder device used for electric heating in water. The double-metal-cylinder device used for electric heating in the water is characterized in that a thick metal tube and a thin metal tube are adopted, the thick metal tube is necessarily connected with a zero line of a power source, the thin metal tube is connected with a live wire of the power source, the thin metal tube is encased into the thick metal tube, two ends of the thin metal tube are not exposed, and two metal tubes are spaced by relatively insulating separating materials. When the power is on, the thin metal tube which is connected with the live line is enclosed by the thick metal tube which is connected with the zero line, and water between the two metal tubes is conductive and is heated. Due to the fact that the thick metal tube is directly connected with the zero line of the power source, when the power is on, the live line is enclosed, and electric charges are shielded by the thick metal tube which is connected with the zero line. Water outside a heater is throughout in an electrically neutral state when the water flows out, electric shock of a human body can not happen. The double-metal-cylinder device used for electric heating in the water has the advantages of being good in safety, energy-saving, environment-friendly, low in cost, and easy to maintain.
Description
Affiliated technical field
The present invention is that a kind of low-voltage AC that utilizes is made input voltage, made, drops into the device that electricity consumption is heated water in the water with two metal cylinder, belongs to the low voltage electrical apparatus technology field.
Background technology
At present, utilizing low tension (being the alternating current of 220 volts of fluctuations of daily power supply, as follows) to the water heating, directly to drop into the device in the water, all is the immerging metal tube heater of different shape on the market.Heating tube generally is that metallic aluminium, copper or stainless steel are made, and utilizes the resistance wire energising back that is contained in the pipe that electric energy is become heat energy, thereby to the water heating, separates with insulant between resistance wire and the metal pipe-wall.Following weak point is arranged in the use.The first, energising back resistance wire is very fast red-hot, in case lack of water around the metal tube is burnt out easily.Cause electric leakage.And the connecting line at metal tube two ends is electric leakage easily also.Not too safe.The second, the resistance wire in the heating tube switch on red-hot deliquescing, the back cooling hardening that has a power failure are turned from side to side during use repeatedly, and service life is not long, and in a single day pipe burns out and can not keep in repair; The 3rd, cost is higher.The 4th, in the time of resistance wire energising heating, certain inductance and optical energy loss are arranged, not too energy-conservation.
Summary of the invention
For shortcomings such as the weak point in not too safe, service life that overcomes existing resistance wire heating tube, cost height, the invention provides a kind of device of electrical heating water.
The technical solution adopted for the present invention to solve the technical problems is: use the low tension of power supply usually to do power supply, it is characterized in that adopting thicker and a thinner metal cylinder (can be metal tube), wherein thick metal cylinder must connect the zero line of power supply, thin metal cylinder connects the live wire of power supply, thin metal cylinder must not be longer than thick metal cylinder, pack into thin metal cylinder in the crude metal tube and two ends must not be exposed, being spaced apart thing between two metal cylinder separates and can not touch, sept is insulation relatively under drying regime, and sept can not fill up two spaces between the bobbin.When this device drops in water or among the water pipe time, opens a sluice gate to send electricity, the water between two metal cylinder generates heat because of resistance, also has certain electric capacity to produce electric capacity between two metal cylinder surfaces.Reached the purpose that water is heated.
According to above-described device, two metal cylinder (or metal tube) have some apertures on its tube wall, and bubble is emerged when being convenient to heat;
According to above-described device, wherein being enclosed within that thick metal cylinder of outside can be opening, also can vertically cut metal tube and make urceolus, make it form two opposite side, put one or two anchor ears in the outside of this bobbin again, and anchor ear can regulate degree of tightness, and the septs between two pipes (tube) are resilient.Regulate the degree of tightness of anchor ear during use, can make the metal cylinder chap or attenuate, thereby change distance between two the surface, also can change two septs between the bobbin how much change between two water inlet what.Thereby the resistance that changes water changes heating power;
According to above-described device, two metal cylinder can be stainless steels, preferably thick making with a thin stainless steel pipe;
According to above-described device, pack into after can connecting with the mains among the watertight plastic casing, but shell has water inlet and delivery port, and water inlet is connected with water pipe, delivery port or the water route that links to each other with delivery port by lead ground connection, guarantee the earth leakage protective device tripping operation outage of power supply when the electric leakage;
According to above-described device, can in the circuit of device, add temperature controller and the voice guard that connects indicator lamp, can connect the water heating.Power supply one end of alarm and outer (thick) metal tube are connected, and the other end and earth connection are connected.An indicator lamp and alarm parallel connection are arranged on the device, even heated water is had a mind to outer electric leakage, then bright, the alarm of this indicator lamp sends chimes of doom, but interruption maintenance.
According to above-described device, can be used for various water heaters, bimetallic tube electric calorifie installation can be packed in the plastic casing, and the water inlet of shell is connected on the tee pipe fitting of water pipe or with the water inlet water pipe and is connected on the tap, makes fast water heater
Beneficial effect of the present invention.
During energising, the crude metal pipe that the thin metal pipe that connects live wire is connected zero line surrounds, because electricity is walked short circuit, the water between two metal tubes conducts electricity because containing impurity, and electric energy is converted into heat energy, and heat energy is conducted and convection current by water, and water on every side is heated.But, the zero line of outer metal tube direct power, besieged, the electric charge of live wire is by the outer metal tube shielding of connecting to neutral line during energising.Water and the outer metal tube (extra heavy pipe) of this heater outside are connected, thereby are in not electriferous state all the time, can not cause the human electric shock, the degree of safety height.Added electric leakage indicator lamp and alarm, then more be perfectly safe.In case unexpected electric leakage, indicator lamp is glittering, alarm sends sound, and earth connection has leakage current, the outage of tripping rapidly of the earth leakage protective device of power supply.And; I have done experiment repeatedly; above-mentioned electric heater unit; two metal tubes are loaded in the container of insulation during use; when hot water flows out in container; even the live wire of power supply and zero line cause serious electric leakage when exchanging; even all earth leakage protective does not all have to install; if the internal diameter of outlet pipe is less than 10 millimeters; length is greater than 10 centimetres; so the water of Liu Chuing can not cause the human electric shock injure (reason be water in the water pipe for human body, water resistance is too big) so this device is safe and reliable, can relievedly use.I update use and have reached 30 years, verify that this device is safe and reliable.And this device cost of manufacture is low, easy to maintenance, and its temperature is not higher than 100 all the time during two metal tube energisings, can not boiled bad.Device does not almost have service wear.Long service life.And produce ac capacitor between when energising two metal tube surfaces, a part of inductance in the bucking circuit, circuit there are certain compensating action, energy-conserving and environment-protective.Even forget and close electric brake, after the intact or water of current is dryouied between two metal tubes, anhydrous conduction between two metal tubes, thereby no current loss.Can do not burnt out yet.Not only energy-conservation but also safety.
Description of drawings
Below in conjunction with drawings and Examples the technical program is further specified.、
Fig. 1 is the schematic diagram that is enclosed within the crude metal pipe of outside
Fig. 2 is the schematic diagram that is contained in the thin metal pipe of the inside,
Fig. 3 is manipulated or operated apparatus.
Among the figure, 1, the metal extra heavy pipe has some apertures on the tube wall, 2. zero-power line, 3, the lead of drawing, the tube wall of an end and metal extra heavy pipe connects the jail, another termination indicator lamp and alarm, 4, anchor ear, 5, regulate the screw of anchor ear degree of tightness.
6, metal thin tube has some apertures on the tube wall, and 7, power firestreak.Sept between 8 extra heavy pipes and the tubule is made with the plastics of flexible nonhazardous, 9 water inlets, 10, delivery port is made with metal, 11, earth lead, 12, outlet pipe is enclosed within on the delivery port 13, power supply indicator, 14, the electric leakage indicator lamp, 15 leakage alarms, 16 plastic casings are made with the heat resistant plastice of nonhazardous.
The specific embodiment
Embodiment of following description.Among Fig. 1,1, metal extra heavy pipe (1) is the stainless steel garden pipe of 0.5 millimeters thick of 120 millimeters of longitudinal lengths, 29 millimeters of horizontal tangent plane diameters, and the aperture of 3 millimeters of some diameters is arranged on the tube wall.After vertically being cut open, tube wall is rolled into a cylinder, a limit after the incision rides on another limit, anchor ear (4) is enclosed within the outside of tube wall, set screw (5) is regulated the thickness of metal outer pipe, metal thin tube (6) is vertical long 110 millimeters 0.5 millimeter stainless steel garden pipe of 10 millimeters of diameters, and the aperture of 3 millimeters of some diameters is arranged on the tube wall.Lead (7); Be connected with live wire; Sept between extra heavy pipe and the tubule (8) is made with the plastics of flexible nonhazardous; Water inlet (9) can directly be connected with the tee pipe fitting of water pipe, also can be connected with tap by water pipe; Outer 10 millimeters of plastic casing (16) is made, can be exposed to delivery port (10) with copper; Earth lead (11) one ends connect copper delivery port, other end reliable ground; Power supply indication green light (13) one termination power live wires, the lead-out wire of another termination extra heavy pipe; The lead-out wire (3) of electric leakage indication red light (14) one termination extra heavy pipes, another termination copper delivery port (10); The leakage alarm wiring is with electric leakage indicator lamp (13), the two parallel connection; Plastic casing (16) is made with the heat resistant plastice of nonhazardous.
Claims (5)
1. the bimetallic cartridge of an electrical heating water, do power supply with low tension, it is characterized in that: with a thicker metal cylinder or metal tube and thinner metal cylinder or metal tube, wherein thick metal cylinder or pipe must connect the zero line of power supply, thin metal cylinder or pipe connect the live wire of power supply, thin metal cylinder or pipe are shorter than crude metal tube or pipe, must not expose thin metal cylinder or the pipe two ends of packing in thick metal cylinder or the pipe, being spaced apart thing between two metal cylinder or the pipe separates and can not touch, sept is insulation relatively under drying regime, and sept can not fill up the space between two tubes or the pipe.
2. the bimetallic cartridge of electrical heating water according to claim 1 is characterized in that: two metal cylinder or metal tube have some apertures on the tube wall.
3. the bimetallic cartridge of electrical heating water according to claim 1, it is characterized in that: two metal cylinder are stainless steels, are thick making with a thin stainless steel pipe.
4. the bimetallic cartridge of electrical heating water according to claim 1, it is characterized in that: cover thick metal cylinder outside is opening, perhaps metal tube is vertically cut and make urceolus, make it form two opposite side, outside at this bobbin puts anchor ear, and anchor ear can regulate degree of tightness, and the sept between two pipes is flexible, regulate the degree of tightness of anchor ear during use, can make the metal cylinder chap or attenuate.
5. the bimetallic cartridge of electrical heating water according to claim 1 is characterized in that, device is packed in the watertight plastic casing, but shell has water inlet and delivery port, it is characterized in that: there is lead ground connection in the water route that delivery port or delivery port link to each other.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201220258657 CN203036860U (en) | 2012-05-26 | 2012-05-26 | Double-metal-cylinder device used for electric heating in water |
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CN 201220258657 CN203036860U (en) | 2012-05-26 | 2012-05-26 | Double-metal-cylinder device used for electric heating in water |
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CN203036860U true CN203036860U (en) | 2013-07-03 |
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CN 201220258657 Expired - Fee Related CN203036860U (en) | 2012-05-26 | 2012-05-26 | Double-metal-cylinder device used for electric heating in water |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103423872A (en) * | 2012-05-26 | 2013-12-04 | 侯朋太 | Electrically heated double-metal-cylinder device in water |
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2012
- 2012-05-26 CN CN 201220258657 patent/CN203036860U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103423872A (en) * | 2012-05-26 | 2013-12-04 | 侯朋太 | Electrically heated double-metal-cylinder device in water |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20140526 |