CN2763745Y

CN2763745Y - Secondary heating type magnetic water heater

Info

Publication number: CN2763745Y
Application number: CN 200520100152
Authority: CN
Inventors: 章铁军
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-01-12
Filing date: 2005-01-12
Publication date: 2006-03-08
Anticipated expiration: 2015-01-12

Abstract

The utility model relates to a quickly heating type electromagnetic water heater which is particularly suitable for service places where hot water needs to be instantly supplied, such as families, hotels, bathrooms, etc. The technical problem that the utility model is to solve is to provide an improvement of a magnetic water heater, which has the characteristics of simple structure, small size, light weight, safety, high heat efficiency and long service life. A secondary heating type magnetic water heater comprises a heating system, wherein the heating system comprises an iron core in the shape of a circular ring, a primary coil and a copper pipe which serves as a secondary coil. The primary coil is switched on with a power supply through a relay. A wound cooling water pipe is closely installed on the surface of the iron core, and one end of the wound cooling pipe is connected with a water ingress pipe. The cooling water pipe and the primary coil which circles the circular ring column edge of the iron core are uniformly wrapped and wound. The copper pipe also circles the circular ring column edge of the iron core and is uniformly wrapped and wound by the cooling water pipe and the primary coil. A welding spot which can form a short path is arranged between two contiguous circles of the copper pipe to form a circle of complete sealed loop. Both ends of the copper pipe are respectively connected with a water egress pipe and the cooling water pipe.

Description

Post bake formula magnetic water heater

Technical field

The utility model relates to a kind of water heater, and especially the fast heating type electromagnet water heater is particularly suitable for the service location that family, hotel, bathroom etc. need instant hot-water supply.

Background technology

Chinese patent application file (application number 03230182.0) discloses a kind of magnetic media immediately heating water heater, and critical piece is cored, primary coil and secondary coil etc.Iron core is that the silicon sheet by band shape rolls the annulus post that forms, and primary coil is wrapped on the ring limit body of annulus post; Secondary coil is a copper pipe, also is wrapped on the ring limit body of annulus post; The two ends of copper pipe connect cooling water pipe and outlet pipe respectively, and have the solder joint that can form short circuit between the two adjacent rings copper pipe.This water heater has advantages such as little power consumption, reliable operation, service life.Yet its structural design still owes reasonable part: one, its primary coil is not the whole circle ring cylinder that is covered with iron core, and only twines back and forth on the ring cylinders of about 2/3rds circles, on the ring cylinder that encloses of its excess-three branchs as the winding of secondary coil.Because secondary coil concentrates on 1/3rd positions, be in weak district, magnetic field, can not actual induction and direct balance to magnetic field that primary coil produced, can only in the Movement in Magnetic Field process, absorb its power of 1/3rd and change, can not reach the output (power factor is about 33%) of full power; In addition under certain power output prerequisite, just need be than the iron core and the coil of macrostructure.Two, because cooling water pipe is wound on the outermost of whole primary coil outer circumference surface, with the defective tightness that contacts of coil, so the radiating effect of coil is poor.The heat that iron core is produced when three, working causes the temperature of iron core higher because of can't in time distributing, and this not only makes iron core and coil burn easily, and the volume of iron core can't further be reduced, thereby makes entire product still keep bigger profile and weight; In addition, heat that iron core produces does not obtain utilizing, and the utilization of the thermal efficiency and the energy waits to be improved.

The utility model content

Technical problem to be solved in the utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of improvement of magnetic water heater is provided, its should have simple in structure, volume is little, in light weight, safe and reliable, the thermal efficiency is high, the characteristics of long service life.

The technical solution adopted in the utility model is: post bake formula magnetic water heater, in the included heating system, the iron core that contains the annulus column, along the primary coil of the annulus post limit coiling of iron core and along the some circles of annulus post limit coiling of iron core the copper pipe as secondary coil, have the complete trap of solder joint formation that can form short circuit between the two adjacent rings copper pipe and close the loop, primary coil is by relay and power connection, the iron core surface of described annulus column is installed with the cooling water pipe of coiling closely, one end of this cooling water pipe connects water inlet pipe, the even inclusion coiling of the annulus post limit of described primary coil wound core and cooling water pipe, described copper pipe is the annulus post limit of wound core again, the even inclusion coiling of cooling water pipe and primary coil, the copper pipe two ends connect the other end of outlet pipe and cooling water pipe respectively.

Be close to the cooling water pipe that coiling is installed on the end face of an axial end of the annulus post of described iron core.

Be close to the cooling water pipe that coiling is installed respectively on the end face of axial two ends of the annulus post of described iron core.

Be close to the cooling water pipe that coiling is installed on the inner peripheral surface of the annulus post of described iron core.

Be close to the cooling water pipe that coiling is installed on the outer circumference surface of the annulus post of described iron core.

The loop is closed in six traps that are uniform-distribution with the copper pipe coiling on the annulus post limit of described iron core.

Described primary coil and around iron core and cooling water pipe between be shaped on insulating barrier.

Be shaped on insulating barrier between described primary coil and the copper pipe.

Because cooling water pipe of the present utility model directly is close on the iron core, cooling effect obtains unexpected raising.The heat that iron core the produced during work water pipe that is cooled at once absorbs, the temperature rise of iron core itself even be difficult to perceive.The volume of whole iron core and weight all can reduce more than 1/3rd thus.In addition, primary coil evenly is wound on the annulated column limit of whole circle annulus post, and the coiling position has increased by 1/3rd, the corresponding winding number of plies (twining thickness reduces) that reduced.Not only make core material obtain the most effective utilization, eliminated weak district, magnetic field phenomenon, the magnetic induction intensity that is produced obviously improves, and has reduced material consumption.Again because secondary coil evenly distribution on the annulated column of whole circle annulus post, inclusion iron core, cooling water pipe and primary coil coiling, but the magnetic field that actual induction and balance primary coil are produced, can absorb whole power in the Movement in Magnetic Field process changes, reach the output of full power, efficient significantly improves, and the energy is fully utilized.Owing to the copper pipe that offers after the preheating through iron core and primary coil simultaneously of the water in the cooling water pipe as secondary coil, carry out post bake in addition, therefore significantly improved energy utilization efficiency.Because whole proposal is reasonable in design, structure becomes simply, and more safe and reliable, prolonged service life.

Description of drawings

Fig. 1 is that the master of heating system of the present utility model looks schematic diagram.

Fig. 2 is the schematic top plan view (having peelled off primary coil and secondary coil) of this system.

Fig. 3 is the schematic top plan view of the outside of this system.

The specific embodiment

As shown in Figure 1: post bake formula magnetic water heater, its heating system comprises iron core 2, and this iron core rolls into the annulus column by the silicon sheet of band shape, and the surface of iron core is installed with the cooling water pipe 1 of coiling closely, and an end 1-1 of this cooling water pipe connects water inlet pipe.Described cooling water pipe is close on the end or two end surfaces of the axial end that is installed in the annulus columnar iron core, also can be close on the inner circumferential surface or external peripheral surface that is installed in the annulus columnar iron core.The coiling number of turns of cooling water pipe can be determined on demand.Shown in Figure 2 is the cooling water pipe of the axial two end end faces that are installed in iron core wherein, and this cooling water pipe is difference coiled coiled mosquito-repellent incense shape on the end face of this two end, and forms a whole by joint 1-2 connection.For guaranteeing cooling effect, the contact-making surface on cooling water pipe and iron core surface should be big as far as possible, so that preferably adopt the cooling water pipe of flat cross section or elliptic cross-section.

Primary coil 4 in coiling on the post limit of iron core annulus post and cooling water pipe, and this coil is along the evenly closely coiling of annulus post limit from coil to coil of iron core, so that with the post limit and the complete inclusion of cooling water pipe of iron core annulus post.Primary coil is also by relay and power connection.In addition, primary coil also is provided with some taps.These taps can be carried out routine with some relays and switch and be connected, and make water heater can produce the hot water of different class such as high temperature, middle temperature, low temperature, select for use for people.

The copper pipe 5 (in Fig. 1 dot) of some circles as secondary coil in outside coiling at the primary coil of annulus column, and said copper pipe evenly distributes along iron core, cooling water pipe and the primary coil of whole circle annulus column.Have the solder joint 7 that can form short circuit between the two adjacent rings copper pipe, constitute a complete trap and close the loop; Every circle copper pipe is all with the annulus post limit of said iron core, cooling water pipe, primary coil inclusion in the lump.The copper pipe two ends connect the other end 1-3 of outlet pipe 5-2 and cooling water pipe respectively.Copper pipe shown in Figure 3 is evenly distributed on four positions of annulus post, constitutes four closed-loop paths respectively; Also can make six, eight or more a plurality of closed-loop path as required, and be evenly distributed on the whole annulus post limit.

Iron core and cooling water pipe are outside to coat with insulating barrier 3 earlier, then primary coil 4 on this insulating barrier around the limit coiling of annulus post.The enamel-covered wire that constitutes coil is basic parallel with the axis of iron core in the arrangement of the inner circumferential surface of iron core and external peripheral surface, and the enamel-covered wire on two axial ends of iron core then is arranged in by the center of circle to all around radial.Coat with insulating barrier 6 once more in the primary coil outside.After the external peripheral surface coiling of insulating barrier 6, coated with external insulation layer in addition as the copper pipe of secondary coil.

In addition, the seam crossing of the delivery port socket of the entrance point of copper pipe and cooling water pipe seals with welding manner.Water flow switch preferably can be installed in the water inlet of cooling water pipe, when guaranteeing cooling water pipe underfill water, can cut off the power supply of water heater automatically.

It is the circuit shown in 03230182.0 the application documents that the circuit that the utility model disposed still can adopt application number.

Cooling water pipe of the present utility model and extraneous running water are directly connected, turn on the power switch the connection power supply during use, enter the copper pipe heating after water process iron core in the cooling water pipe and the primary coil preheating, short-circuiting effect by electromagnetic induction and adjacent copper pipe, can produce the water in a large amount of heat heating copper tube immediately, the port of export can be exported hot water.

Claims

1, post bake formula magnetic water heater, in the included heating system, the iron core (2) that contains the annulus column, along the primary coil (4) of the annulus post limit coiling of iron core with along the copper pipe as secondary coil (5) of the some circles of annulus post limit coiling of iron core, have the complete trap of solder joint (7) formation that can form short circuit between the two adjacent rings copper pipe and close the loop, primary coil is by relay and power connection, it is characterized in that iron core (2) surface of described annulus column is installed with the cooling water pipe (1) of coiling closely, one end (1-1) of this cooling water pipe connects water inlet pipe, the annulus post limit of described primary coil (4) wound core and the even inclusion coiling of cooling water pipe, described copper pipe is the annulus post limit of wound core again, the even inclusion coiling of cooling water pipe and primary coil, copper pipe two ends connect the other end (1-3) of outlet pipe (5-2) and cooling water pipe respectively.

2, post bake formula magnetic water heater according to claim 1 is characterized in that being close to the cooling water pipe that coiling is installed on the end face of an axial end of annulus post of described iron core.

3, post bake formula magnetic water heater according to claim 1 is characterized in that being close to the cooling water pipe that coiling is installed respectively on the end face of axial two ends of annulus post of described iron core.

4, post bake formula magnetic water heater according to claim 1 is characterized in that being close to the cooling water pipe that coiling is installed on the inner peripheral surface of annulus post of described iron core.

5, post bake formula magnetic water heater according to claim 1 is characterized in that being close to the cooling water pipe that coiling is installed on the outer circumference surface of annulus post of described iron core.

6,, it is characterized in that six traps that are uniform-distribution with the copper pipe coiling on the annulus post limit of described iron core close the loop according to claim 1 or 2 or 3 or 4 or 5 described post bake formula magnetic water heaters.

7, according to claim 1 or 2 or 3 or 4 or 5 described post bake formula magnetic water heaters, it is characterized in that primary coil and around iron core and cooling water pipe between be shaped on insulating barrier (3).

8, post bake formula magnetic water heater according to claim 6, it is characterized in that primary coil and around iron core and cooling water pipe between be shaped on insulating barrier (3).

9, post bake formula magnetic water heater according to claim 7 is characterized in that being shaped between described primary coil and the copper pipe insulating barrier (6).

10, post bake formula magnetic water heater according to claim 8 is characterized in that being shaped between described primary coil and the copper pipe insulating barrier (6).